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406 commits

Author SHA1 Message Date
MyShining
1147646518
feat(spring): model AOP transactions, caching, and security (#2783)
* feat(spring): model AOP advice and proxy behavior

* fix(spring): address AOP review findings

---------

Co-authored-by: Shining <xuenning@qiyi.com>
2026-08-01 17:22:12 +01:00
Gergő Magyar
064832f50c
fix(mcp): resolve false FTS-missing warnings in the query tool (#2773)
* fix(mcp): surface resolved repo/branch/indexed-at in the FTS-degraded warning

Turns the generic "FTS indexes missing" message into a diagnostic
that reveals what this MCP session actually resolved, so a CLI/MCP
mismatch or stale-connection theory is visible in the warning text
itself instead of requiring a separate debugging round-trip (#2767).

* fix(mcp): stop swallowing real FTS query errors behind the missing-index message

queryFTSViaExecutor previously collapsed 'index genuinely missing' and
'a real query/connection error occurred' into the same silent null,
so a real failure could masquerade as the generic FTS-degraded
message with no diagnostic trail — even when it happened on only
some of the per-table queries while others succeeded. Classifies the
failure (mirroring queryFTS's own check for this exact cypher call),
always logs a non-benign error server-side regardless of overall
outcome, and surfaces it (redacted) in the client warning only when
every table failed (#2767).

* fix(mcp): give --repair-fts a dedicated freshness signal for warm readers

--repair-fts intentionally never restamps indexedAt (it doesn't
regenerate the graph), so a long-lived MCP session's pool staleness
check had no explicit signal that a repair happened, only the
incidental file-identity delta. Reuses the existing (forensic-only)
capabilities.fts.status field: repair-fts now stamps just that
sub-field (everything else byte-identical), and ensureInitialized
compares it as a third, independent reinit trigger alongside the
existing stamp/identity checks, seeded at cold init too so a fresh
process's first warm check doesn't false-trigger (#2767).

* test(mcp): warm session picks up an out-of-band --repair-fts rebuild (#2767)

New end-to-end integration test: a real writable LadybugDB session
builds an index WITHOUT FTS, a real LocalBackend observes 'FTS
indexes missing' through the real pool, a separate writable session
performs the exact repair-fts writes (real createSearchFTSIndexes +
the #2767 capability-only meta stamp), and the SAME still-warm
backend re-queries successfully without a restart — closing the one
end-to-end gap no existing test covered.

Running this against the real engine surfaced a second real message
shape for a missing FTS index ("doesn't have an index with name X",
not just "does not exist") that the U2 classifier didn't recognize —
fixed classifyFtsQueryError to match both, with a regression test
pinning the exact observed string.

* fix(review): address code-review findings on the #2767 FTS fix

- Anchor classifyFtsQueryError to the exception class (mirroring
  isBenignDropFtsIndexError) instead of a bare substring search, so a
  real, differently-classed error that happens to echo the benign
  phrase in its body (e.g. an echoed user query) can't be
  misclassified as a benign missing-index (adversarial review).
- Re-read the on-disk meta immediately before the --repair-fts
  capability stamp write instead of reusing the pre-rebuild snapshot,
  so a concurrent writer (e.g. the HTTP server's background embedding
  checkpoint job) landing mid-repair isn't silently reverted.
- Surface a client-facing partial-result warning (mirroring the
  existing enrichmentDegraded convention) when some FTS tables
  succeed but at least one hits a real error, instead of only logging
  it server-side.
- Update RepoMeta.capabilities' stale 'no programmatic readers'
  docstring now that ensureInitialized reads capabilities.fts.status.
- Widen the warm-session integration test's polling deadline for more
  margin over the production 5s staleness-check throttle.

* fix(ci): drop the cold-init loadMeta call ensureInitialized never needed

It stole the mocked loadMeta call an unrelated upstream PDG test
depends on (test/integration/impact-pdg-statement-precise.test.ts
queues a single mockResolvedValueOnce for its own PDG-config read;
the extra call consumed that slot before the PDG code ran, so it
fell through to the mock's null default and epistemic came back
undefined instead of 'pdg-intra-procedural'). Cold init now leaves
lastObservedFtsStatus unseeded — the cost is at most one redundant
initLbug call on the first warm check, which no-ops via a single
fs.stat when nothing actually changed, not a real reopen.

* fix(review): address tri-review findings on the #2767 FTS fix

Fixes two P1s (misleading repair-fts advice on real query errors;
embedding-checkpoint job silently reverting the capabilities.fts stamp
for up to its 30-minute lifetime), five P2/P3s (stale indexedAt in
warnings, extension-unavailable noise, mismatched log severity, a
table-missing vs index-missing conflation confirmed against a live
LadybugDB, and a reinit-watermark latching bug), and the four residual
items already self-disclosed in this PR's description (shared FTS
error classifier, consolidated per-pool observed-state map, a
redactPaths whitespace gap, and an isolated ftsCapsChanged test).

A /simplify pass afterward caught one more real bug: the
extension-unavailable short-circuit only guarded the MCP pool path,
so the CLI-path fix above it started surfacing spurious non-benign
errors for the same expected degraded state the pool path stays
silent on — now both paths agree.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Claude Sonnet 5 <noreply@anthropic.com>
2026-08-01 08:42:51 +01:00
azizur100389
84f584449d
fix(python): resolve classes through module imports (#2770) 2026-08-01 06:02:47 +01:00
azizur100389
454d383416
fix(ingestion): join multi-line closure bindings on initializer startLine (#2735) (#2762)
* fix(ingestion): join multi-line closure bindings on initializer startLine

Graph-node captures sit on the outer binding wrapper while scope-resolution
anchors on the inner callable; the line-only position join missed when those
split across lines and fail-closed dropped the real CALLS edge (#2735).

* fix(ingestion): unwrap Ruby call+block for multi-line lambda joins

Cover Kotlin/Ruby/Dart multi-line closure CALLS in integration tests, and
dig Ruby's call/block field so do-end bindings join on the block start line.

* style(ingestion): format closure join changes

* fix(ingestion): make closure position join language agnostic
2026-07-31 11:58:47 +01:00
MyShining
de84ad6297
feat(spring): index @Bean factories and @Resource injection (#2740)
* feat(spring): index Bean factories and Resource injection

* fix(spring): address Bean and Resource review findings

* refactor(lbug): keep relation pair parsing in router

* test(lbug): preserve schema exports in WAL mocks

* test(cache): align schema bump pin

---------

Co-authored-by: Shining <xuenning@qiyi.com>
Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
2026-07-31 10:33:42 +01:00
Gergő Magyar
27ab37c432
feat(resolution): type receiver chains from AST structure across all 14 languages (#2708) + epistemic lower-bound (#2744) (#2747) 2026-07-31 07:12:57 +01:00
Gergő Magyar
9c24e3459e
fix(rust): qualify items by their enclosing mod chain so same-named ones stay distinct (#2742) (#2745)
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* fix(rust): let the qualified-call filter see inline modules

The negative filter added in #2741 builds its set of known module names from
FILE PATHS, so an inline `mod x { … }` — which appears in no path — was absent
from it. Every module-qualified call into an inline module was therefore
rejected before any candidate channel ran, which is a hole in that optimisation
rather than in the resolution logic it guards.

The per-pass index now unions the file-derived names with inline module names
taken from the scope model: a `mod` declaration binds a `Namespace` def locally
in the declaring scope, and that binding is the only place an inline module's
name exists. Collected in the same walk that already builds the module → scope
map, so it costs no extra pass.

Found while fixing #2742, where a correctly resolved call into `mod inner { … }`
still could not reach its target.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(scope-resolution): try the namespace-prefixed node key before the bare one

`resolveDefGraphId` looked up the plain `qualifiedName` key first and only
retried with the `namespacePrefix`-qualified key afterwards. For the defs that
carry a prefix the qualified name is a bare TAIL, so the plain key happily
matched a same-named item at a different namespace depth in the same file and
returned it before the more specific retry was ever reached.

The namespace-prefixed key is strictly the more specific of the two, so it is
now tried first. Where no such node exists the lookup falls through to exactly
the previous order, which keeps the #1982 behaviour this retry was added for.

Without this, a call into `mod inner { fn dispatch }` resolved to the correct
definition and then mapped it onto the crate-root `fn dispatch` node — the
self-loop #2742 describes.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(rust): qualify items by their enclosing mod chain so same-named ones stay distinct (#2742)

Node identity is `<label>:<file>:<qualifiedName>` and carried no module path, so
an inline `mod inner { fn dispatch }` and a crate-root `fn dispatch` in the same
file collapsed onto `Function:<file>:dispatch`, first-wins. Resolution already
picked the right definition — the target simply was not representable, so a
correct resolution still rendered as a self-loop and `impact` reported the real
callee as unreached.

The mechanism already existed: `qualifyRustImplTargetByModScope` has walked
`mod_item` ancestors for impl targets since #1982. Generalised to
`qualifyByEnclosingModScope` and applied to free items, so
`mod inner { fn dispatch }` becomes `Function:<file>:inner.dispatch`. Keyed
purely on the `mod_item` node type, exactly as the impl qualifier already was,
so it is a no-op for every language whose grammar has no such node.

Two constraints found by tests rather than by reading, both now encoded:

  - The helper normalised `::` to `.` unconditionally. With no enclosing `mod`
    that rewrote a top-level `impl a::Inner` from `a::Inner` to `a.Inner` and
    moved its node id away from the one the HAS_METHOD owner edge emits,
    breaking the #1975 scoped-impl ownership. It now returns raw text untouched
    when there are no mod segments, which also makes the change strictly
    additive for every id that has no enclosing module.

  - Qualification is scoped to items with no enclosing class/impl. A method
    already carries its owner's name, and that owner's id is mod-scoped by the
    impl qualifier, so qualifying the method again breaks the same byte-for-byte
    agreement. Same-named methods on same-named types in sibling modules
    therefore still collapse — a narrower residual than the free-item case fixed
    here, and one belonging to the owner edge rather than to this path.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(storage): bump schema versions for the mod-qualified Rust node ids (#2742)

`INCREMENTAL_SCHEMA_VERSION` 24 -> 25 and `SCHEMA_BUMP` 31 -> 32.

Node ids change for every Rust item inside any `mod` block, and
`#[cfg(test)] mod tests` makes that close to every Rust repository. A pre-v25
index therefore holds ids an incremental top-up cannot reconcile — the old nodes
would simply be stranded — so the reuse gate has to force a full re-analyze. The
qualified name is computed in the parse worker, so a warm parse cache would
likewise replay the old unqualified ids and keep the collapse.

This branch originally claimed v24; #2708 took that number and merged first, so
it is renumbered to v25 here. That is exactly the collision the v29 note in
parse-cache.ts warns about, and re-checking against origin/main at rebase time
rather than at branch time is what caught it. #2708 did not touch `SCHEMA_BUMP`,
so 32 is free.

The version-pin test moves with the bump by design, including the new pre-v25
row in the reuse-gate table.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(rust): stop mod-qualifying container ids while their owner edges stay bare (#2745 review)

#2742 re-keyed Rust node ids by the enclosing `mod` chain. The mint moved; the
owner-edge anchor did not. `findEnclosingClassInfo` mints a member's owner id
from the container's BARE `nameNode.text` and only follows a qualified shape when
the provider sets `classExtractor.qualifiedNodeId`, which Rust does not.

So every `struct` / `trait` / `enum` / `impl` declared directly inside a `mod`
got a node id that none of its member edges pointed at. Five lines of idiomatic
Rust were enough:

    pub mod engine { pub struct Config { pub retries: usize } }

    NODE     Struct:src/lib.rs:engine.Config
    DANGLING HAS_PROPERTY Struct:src/lib.rs:Config -> Property:src/lib.rs:Config.retries

The rows are discarded by the IGNORE_ERRORS COPY retry, so the struct silently
lost every field. A trait impl inside a `mod` additionally dropped its
METHOD_IMPLEMENTS edge outright.

The same gap put `impl a::Inner` inside a `mod` back on the #1975 rake that
`qualifyByEnclosingModScope`'s own docblock warns about. The impl-target branch
deliberately fires only for an UNSCOPED `type_identifier`; the new gate had no
such restriction and picked up the scoped targets that branch had just excluded,
minting `Impl:<file>:outer.a.Inner` against an anchor still reading
`Impl:<file>🅰️:Inner`.

The member side was already excluded via `!enclosingClassInfo`. This adds the
owner side, gated on `MEMBER_OWNER_NODE_TYPES` — derived from
`CLASS_CONTAINER_TYPES`, which is already the single source of "this node type
owns member edges" and already carries an INVARIANT note binding it to
`CONTAINER_TYPE_TO_LABEL`. A language adding a container therefore cannot gain a
mismatched id shape here without also failing that invariant. Keyed purely on
tree-sitter node types, so no language name enters shared ingestion.

`union_item` is listed too: its fields are captured as Property but it is not a
recognized owner, so they carry no HAS_PROPERTY edge and cannot dangle — it is
here so a union's id keeps the same shape as the struct beside it.

Containers still collapse across sibling modules, exactly as before this fix.
That residual belongs to the owner edge, and is not worked around here.

Regression tests use the UNFILTERED `findDanglingEdges(result)`. Every other
dangling assertion in `rust.test.ts` passes `['HAS_METHOD']`, which is precisely
why the HAS_PROPERTY breakage shipped with a green suite. They assert the NODE
id rather than only the edge's anchor, because the anchor was already bare while
the bug was live — an edge-only assertion passes in both builds. All four fail
when the new gate clause alone is reverted.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019GvVxWt1ShhEP8CiMj3b6Z

* fix(rust): resolve modules nested inside an inline mod (#2745 review)

The #2730 self-loop survived one `mod` deeper:

    pub mod outer {
        pub mod tools { pub fn dispatch() {} }
        pub fn dispatch() { tools::dispatch(); }
    }

    CALLS outer.dispatch -> outer.dispatch          <- the #2730 symptom
    NODE  outer.tools.dispatch                      <- correct target, unlinked

Two gates were blind to a nested inline module, so the hook refused and the shared
lexical tier bound the call to the enclosing same-name `dispatch`:

`knownModuleNames` was collected by walking `moduleScopeByFile`, which maps a file
to its ROOT `Module` scope only. A `mod` nested inside an inline `mod` binds in the
parent module's scope, so the walk saw depth-1 inline modules and missed every
nested one — `tools` never entered the set and the negative filter rejected the
qualifier before any candidate ran.

`declaresSubmodule` had the same root-only assumption, so even with the name known
the candidate `outer::tools` was never yielded.

Both now read the def index. Names come from every `Namespace` def; inline module
PATHS are derived from the members' `namespacePrefix` rather than from the `mod`
defs, because a `mod` def carries no nesting information of its own — inside
`mod outer { mod tools { … } }` the inner def is `qualifiedName: 'tools'` with NO
`namespacePrefix`, while every def within it is stamped `outer.tools`. A
`Namespace` scope also owns its OWN def rather than its children's, so the scope
tree cannot answer this either: the `mod outer` scope lists `outer`, never `tools`.

Restricted to non-empty prefixes, so this stays a DECLARATION check. Including
file-derived modules would let an undeclared or `cfg`-gated file on disk outrank a
real `use` binding — the regression #2741's review already fixed once. File-backed
submodules therefore keep going through the binding check.

A module with no defs at all is absent from the set, which is harmless: it has no
member for a qualified call to resolve to.

Cost is one pass over an already-resident def index, memoized per resolution pass
on the existing WeakMap — the same order of work as the binding walk it replaces,
and it subsumes it. `isLocalNamespaceBinding` was going to single-source the
duplicated "locally declared submodule" predicate the review flagged; deriving
paths from members removed the second copy outright instead.

Regression fixture covers depth 2 and depth 3, so the fix is depth-agnostic rather
than depth-2 special-cased.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019GvVxWt1ShhEP8CiMj3b6Z

* fix(rust): let an imported type outrank a same-named module (#2745 review)

Widening the negative filter to inline `mod` names let a type-qualified call
through whenever a module happened to share the type's name. The
crate-root-relative candidate then captured it:

    // src/lib.rs
    pub mod Buffer { pub fn with_capacity() -> usize { 111 } }
    // src/b.rs
    use crate::c::Buffer;                        // the real target lives in c.rs
    pub fn call() -> usize { Buffer::with_capacity() }

    base: (no CALLS edge — unresolved)
    PR:   CALLS b::call -> Function:src/lib.rs:Buffer.with_capacity   <- fabricated

`ids.ts` states the doctrine this broke: a missing edge is the correct failure
direction for a graph whose consumers include `impact`; a fabricated caller is not.
The base produced the missing edge and the PR produced the fabricated one.

That third candidate is the loosest of the three — a guess at a crate-root-relative
path the caller never wrote, kept for 2015-edition style. In Rust 2018 a bare first
segment resolves in the CALLER's module, so a local binding for that segment
settles the question: it is now skipped when the head names anything non-module in
the caller's own module. Candidates 1 and 2 are untouched, and they run first, so
the legitimate `use crate::tools;` path is unaffected.

The binding lookup goes through `lookupBindingsAt`. A first attempt read
`Scope.bindings` directly and the guard never fired: a `use` binding is finalize
OUTPUT and absent from the scope's own local table, which is exactly the
imported-type case being guarded. Contract I8 in `contract/scope-resolver.ts`
requires that channel anyway.

The regression test asserts the forbidden TARGET rather than an empty edge set, and
separately asserts the module member still exists as a node — otherwise the test
would pass just as well if the call went unresolved for some unrelated reason, or
if the module node disappeared entirely.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019GvVxWt1ShhEP8CiMj3b6Z

* fix(scope-resolution): try the namespace-prefixed name on the TAGGED keys too (#2745 review)

`resolveDefGraphId` gained a namespace-prefixed retry for the plain qualified key
in this PR, but the five tagged keys above it — template constraints, parameter
types, parameter shape, arity, template arguments — kept composing from the bare
`qualifiedName`.

For a namespace- or `mod`-qualified def those keys are simply dead:
`node-lookup.ts` registers them under the QUALIFIED name (`inner.dispatch#0`)
while this side built `dispatch#0`. The keys exist to separate overloads, so a
mod-scoped overload set was relying on whichever later key happened to catch it.

Verified as a miss rather than a mis-hit before changing anything — an end-to-end
run with a crate-root decoy of the same name and arity binds correctly — so this
is hygiene, not a live bug. Worth doing while the code is open rather than leaving
five keys dead and the behaviour dependent on fallback order.

Both name forms now go through one `lookupTagged` helper, most specific first, so
a sixth tagged key cannot be added with the bare form only. That also removes the
five hand-repeated `qualifiedKey(...)` / `nodeLookup.get(...)` pairs.

Also pins the C++ `EXTENDS` retarget this PR's reorder produces.
`cpp-two-phase-dependent-base-cross-ns-deep` declares a global `Inner` decoy
alongside `ns:🅰️🅱️:Inner`; the base's `qualifiedName` is a bare `Inner` with the
path on `namespacePrefix`, so only the prefixed key separates them, and only if it
runs first. The improvement was riding unasserted in a Rust-scoped PR.

The captures golden covers every `rust-*` fixture, so the three fixtures added by
this review series drift it; regenerated with UPDATE_GOLDEN=1.

Verified: 785 tests across cpp / csharp / rust resolvers and the
callable-id-lockstep unit test.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019GvVxWt1ShhEP8CiMj3b6Z

* fix(rust): keep a mod declared inside a fn from hoisting above the callable (#2745 review)

`fn wrapper() { mod helper { fn dispatch } }` minted
`Function:<file>:helper.wrapper.dispatch@2:8` — the mod segment composed OUTSIDE
the enclosing-callable prefix, inverting the real nesting.

Nothing dangled: the `@line:col` suffix already makes a function-local callable's
id unique, which is also why the mod segment adds no identity in this position. The
path simply read as a lie about the source. It is now skipped rather than
reordered — interleaving two qualifier passes to fix the order would be real
machinery for a shape whose ids are already unique.

Also folds in the three documentation and structure findings from the same review:

- The 4-clause gate is extracted to a named `qualifiesByEnclosingModScope`, matching
  the two conditions directly above it in the same function, which were already
  named consts.
- `qualifyByEnclosingModScope`'s docblock documented only the impl-target contract
  even though the generalized name has had a second, looser caller since #2742. It
  now states both, and says which gate belongs to which — that gap is what let the
  #1975 scoped-impl regression through in the first place.
- The "cheap rejection BEFORE any index work" comment was no longer true:
  `passIndexFor` walks the def index on its first call in a pass. Corrected rather
  than left to mislead the next reader into thinking the filter is free. What it
  still buys — skipping the per-site candidate search, the part that scales with
  the workspace — is stated instead.

Verified: 279 tests across the Rust resolver suite and the Rust scope-resolution
unit tests. Captures golden regenerated for the extended fixture.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019GvVxWt1ShhEP8CiMj3b6Z

* test(storage): move main's SCHEMA_BUMP pin to 32 for the mod-qualified ids (#2745 review)

`#2736` added a pin asserting `SCHEMA_BUMP === 31` on main, which arrived on this
branch through the merge of main while `0062a5c2` had already bumped the constant
to 32. Neither side conflicted textually — the pin and the constant live in
different files — so the merge was clean and the test failed instead.

That is the pin working as designed: it exists so a bump cannot ride along
unnoticed, and this is the fifth time a SCHEMA_BUMP collision has been caught by a
guard rather than by review. Updated to 32 with the reason recorded inline.

`INCREMENTAL_SCHEMA_VERSION` needs no second bump: 25 was introduced by this
unmerged branch, so no released index carries it, and its own pin in
`call-summary-schema-version.test.ts` is already consistent.

Verified: 119 tests across the parse-cache, schema-version, incremental-orchestration
and the two identity suites that arrived with the merge.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019GvVxWt1ShhEP8CiMj3b6Z

* test(bench): rebaseline the Rust capture fingerprint for the three new fixtures (#2745 review)

CI caught what I missed:

    [scope-capture --check] FAIL: rust: capture fingerprint drift
      (got 05acbaca..., expected 90fda086...)   fixture_count 202

`bench/scope-capture` fingerprints the whole `rust-*` fixture corpus, so the three
fixtures added by this review series drift it. I rebaselined the
`rust-captures-golden` snapshot and stopped there — a new fixture is a call site of
BOTH, and updating only one is how this reached CI red.

This is the same class as PR #2743's headline finding, from the other direction: an
id-shape change makes every synthetic corpus a call site, and the author fixed the
unit-test fixture and missed the bench. Here it is a fixture-count change rather
than an id-shape change, and the review that flagged the #2743 lead as "REFUTED,
bench/ has no Rust node-id corpus" was right about node ids and wrong about the
corpus fingerprint. Noted for the next author in the baseline entry itself.

Verified as pure corpus growth rather than a capture-logic shift: removing ONLY the
three new fixture directories and re-running reproduces the prior fingerprint
exactly (196 fixtures, capture_groups_fp 3432), and restoring them gives the new
one (202, 3556). `emitRustScopeCaptures` is untouched by this series. Scaling 1.022
local / 1.057 CI, well inside the 1.5 budget.

`bench/python-scope` globs `python-*` only and is unaffected; no other bench walks
the Rust corpus. `--check` now PASSes for all 15 languages.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019GvVxWt1ShhEP8CiMj3b6Z

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-30 17:08:00 +01:00
azizur100389
e723f3c2ee
fix(scope-resolution): parse def coordinates after file paths (#2743)
* fix(scope-resolution): parse def coordinates after file paths

Anchor coordinate parsing to the known file path so coordinate-like path fragments and private symbol names cannot corrupt closure attribution.

* fix(bench): use production definition ids
2026-07-30 07:34:32 +01:00
azizur100389
bee3e82ab2
test(scope-resolution): guard closure identity invariants (#2748) 2026-07-30 05:34:21 +01:00
Gergő Magyar
bc76ba2f25
fix(resolution): type inline constructor receivers in every spelling (#2708) (#2737)
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* fix(resolution): resolve constructor-expression receivers (#2708)

`Service(db).do_work()` emitted no CALLS edge, so the caller was missing
from `impact(direction: "upstream")` and `context()` while the two-step
spelling of the same call (`s = Service(db)` then `s.do_work()`) resolved.

The receiver reaches `resolveCompoundReceiverClass` intact — Case 0 in
`receiver-bound-calls` routes it there because the text contains `(`. The
free-call branch then only knew one shape: a function whose return-type
binding names a class. A class has no return-type binding, so `Service`
resolved to nothing and the member call was dropped.

Handle the constructor shape: in languages that construct without a `new`
keyword (Python, Kotlin, Swift, Scala) a free call naming a class IS a
constructor call, so the expression's type is that class. The existing
return-type path still runs first and wins, keeping this strictly
additive — `new`-keyword languages never reach the new line because their
receiver text keeps the keyword (`new Service(db)`), which matches no
class binding.

Verified on the issue's 4-file repro: `route_inline` now emits
`CALLS → Service.do_work` and `impactedCount` goes 1 → 2.

Note the issue's second ask — degrading `epistemic` to `lower-bound` when
a receiver goes unresolved — is NOT addressed here.
`computeEpistemicBoundary` keys only on the target's own heritage edges
and runs at query time against the index, while unresolved references
live in an in-memory `resolutionOutcomes[]` that is never persisted. That
needs unresolved-receiver counts in the index first, so it is left for a
follow-up.

Tests: new `python-inline-constructor-receiver` fixture plus three
integration cases (inline resolves, two-step still resolves, no
cross-class fan-out). Two of the three fail without the source change.
Full `test/integration/resolvers` suite passes (2928 tests) — the fix is
shared across every language, so no-regression coverage matters more than
the new cases. Python captures golden regenerated: additions only, no
existing digest changed, confirming capture output is untouched.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* refactor(resolution): state the construction rule once, cover every spelling (#2708)

The first commit fixed `Service(db).do_work()` by special-casing a bare
class-name callee inside the free-call branch of the compound receiver
resolver. That was the right rule in the wrong place: it covered one
surface syntax out of three, and asserted rather than declared which
languages it applied to.

Probing the same shape across languages showed the bug is wider:

  | spelling               | languages          | dropped before? |
  |------------------------|--------------------|-----------------|
  | `Service(db).m()`      | Python             | yes             |
  | `new Service(db).m()`  | JS/TS, Java, C#    | yes             |
  | `Service.new.m()`      | Ruby               | yes             |
  | both forms             | PHP, Swift, Dart,  | no — already    |
  |                        | Kotlin             | resolved        |

So the rule is stated once — "constructing a class yields an instance of
that class" — and the per-language surface syntax is declared through a
new `ScopeResolver.constructionSyntax` hook, matching how this file
already gates language-varying behaviour (`stripReceiverCastExpressions`,
`hoistTypeBindingsToModule`). Shared pipeline code names no language.

  - `bare: true`      — Python
  - `keyword: 'new'`  — JS/TS, Java, C#
  - `selector: 'new'` — Ruby, including the parenthesis-less `Service.new`
    spelling that reaches the chain walker rather than the call branch

Opt-in is per-language for two reasons. Correctness: `bare` would mistype
`stat(&st).field` in C, where a struct and a function may share a name.
Evidence: PHP, Swift, Dart and Kotlin resolve this shape already, so they
stay unwired instead of carrying a declaration that changes nothing —
each verified by diffing analyzer output between builds with and without
the change, not assumed.

The keyword gate also keeps a bare factory call honest: in a `new`
language, `makeOther(db).doWork()` still resolves through the factory's
return type and is never read as constructing a same-named class.

Tests: TypeScript fixture (inline `new`, a plain `.js` file for the
javascript provider, two-step, and the factory guard) and a Ruby fixture
(`Service.new` with and without an argument list, plus two-step). With
the source change stashed, the inline cases fail and the factory/two-step
cases still pass. The Python cases from the first commit are unchanged.

No Kotlin fixture: its cases passed without the change, so they would
document coverage this commit does not provide.

Full `test/integration/resolvers` + `test/unit/scope-resolution`: 4234
passed, 1 skipped. Ruby captures golden regenerated — additions only, no
existing digest changed.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* fix(resolution): only treat a construction selector as construction on the class itself (#2708)

The `selector: 'new'` rule fired on any receiver whose type was class-like,
which is true both when the receiver IS the class constant (`Factory.new`) and
when it is a value of that class (`factory.new`). `isClassLike(...)` cannot
tell those apart, so an instance receiver took the construction path too and
skipped the member lookup that should have run.

That replaced a CORRECT edge with a wrong one. Measured against the base build
on a class defining an instance method `new` returning a `Product`:

  factory = Factory.new; factory.new.run
    before this PR:  Product#run   (correct)
    after  this PR:  Factory#run   (wrong)

Track whether resolution currently sits on the class constant or on a value of
that class, and apply the selector rule only to the former. The head of a chain
is a class constant only when it resolved straight to a class binding rather
than through a typeBinding; every hop past it yields a value, so the flag
clears. The `obj.method()` branch derives the same fact from whether `objExpr`
is a bare name resolving to that class.

`Factory.new.run` keeps the behaviour this PR introduced (Factory#run), which
is itself a fix over the base build's Product#run.

KNOWN LIMITATION, now documented on the contract field and asserted by a test
so a future change to it is deliberate: a class-level override
(`def self.new` returning another type) is still read as construction. The
scope model records no staticness per member, so `def new` and `def self.new`
are indistinguishable at this layer; separating them needs the language
provider to record staticness first. An earlier attempt to use
`TypeRef.source` as a proxy was abandoned after tracing showed Ruby records
body-inferred return types as `return-annotation` too, so it does not
discriminate.

Tests: `ruby-construction-selector` fixture pins all three shapes — class
constant, instance receiver, and the documented class-level-override
limitation. Ruby resolver suites: 185 passed.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* fix(resolution): resolve generic construction receivers (#2708)

`new Box<string>().unwrap()` reached the class lookup as `Box<string>`, which
names no class binding, so the member edge was still dropped while the
non-generic spelling resolved. `new Foo<T>()` is ordinary in all three
keyword-wired languages, so the fix covered a materially narrower slice of
real code than intended.

Retry the lookup on the base name via `stripTemplateArguments` — the same
normalization `resolveClassBindingForName` already applies to typed receivers
in the sibling `receiver-bound-calls` pass. The exact-name lookup still runs
first, so a class whose name legitimately contains `<` is unaffected.

Measured on the probe that first showed the gap:

  before: | viaGeneric | Class:src/box.ts:Box |            (construction edge only)
  after:  | viaGeneric | Method:src/box.ts:Box.get#0 |     (member edge resolved)

Tests: `viaGenericCtor` added to the typescript-inline-constructor-receiver
fixture, asserting both the target file and that the resolved id is `Box`.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* fix(resolution): resolve construction in the chain-head position (#2708)

`new Service(db).inner.deep()` emitted only the construction edge. The chain
walker seeds its starting class from the head segment, which arrives as
`new Service(db)` and reduces via `stripCallParens` to `new Service` — no
binding and no class of that name, so the walk was never seeded and every
segment after it resolved to nothing.

Seed the head through the same construction rule the call branch already uses.
A constructed value is an instance, so the class-constant flag from the
previous commit correctly stays false — `new Factory().new` does not get the
selector treatment.

The gap was asymmetric across the languages this PR wires: Python's bare form
strips to a plain `Service` and was already seeded, so only the keyword
languages were affected.

Tests: `viaChainHead` added to the typescript-inline-constructor-receiver
fixture. Note the fixture annotates `readonly inner: Inner` explicitly —
with an unannotated initializer the walk stops at the field, which is
field-type inference and a separate concern from head seeding.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* fix(resolution): match the construction keyword by token, not by one space (#2708)

The keyword form was matched with `startsWith(`${keyword} `)`, so only a
single space separated `new` from the type. Any other trivia the source used
— a tab, a line break — failed the match and the member-call edge was lost.

Match the keyword as a whole token followed by one or more whitespace
characters instead. `newService()` still fails the match, which is the point:
it is an ordinary call, not a construction, and must keep resolving through
its own return type.

The keyword is escaped before it enters the pattern. It comes from a language
provider rather than from user input, but a keyword containing a regex
metacharacter would otherwise build a silently wrong pattern.

Tests: tab-separated and newline-separated `new` added to the
typescript-inline-constructor-receiver fixture. Note these cases only survive
because `gitnexus/test/fixtures/` is listed in the repo-root `.prettierignore`
— running prettier from inside `gitnexus/` does not pick that file up and
normalizes the tab away.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* fix(resolution): resolve qualified construction callees (#2708)

`new ns.Service().doWork()` emitted only the construction edge. The call
branch splits the callee at its last `.` before construction is considered,
so a qualified type name was routed into `obj.method()` resolution as if
`ns` were a receiver and `Service` a member.

A keyword-marked expression is never a member call, so resolve it as
construction before the split. The callee lookup now also handles a dotted
name: an unambiguous `qualifiedNames` match first, then the trailing simple
name, mirroring how receiver resolution elsewhere in this pass degrades.

Measured:

  before: | viaQualified | Class:src/svc.ts:Service |            (construction only)
  after:  | viaQualified | Method:src/svc.ts:Service.doWork#0 |

Bare-form qualified construction (Python `models.User(db).save()`) is NOT
addressed here: that shape currently emits no edges at all, including no
construction edge, so it is a namespace-import resolution gap upstream of
this pass rather than a construction-typing one.

Tests: `viaQualifiedCtor` added to the typescript-inline-constructor-receiver
fixture.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* fix(java): drop the unreachable constructionSyntax declaration (#2708)

Java was wired `{ keyword: 'new' }`, and the PR described it as one of the
languages that needed the fix. Measuring both ways shows it never did: Java
resolves `new Svc().doWork()` identically with and without the change,
because `java/captures.ts` (#2564) already rewrites an
`object_creation_expression` receiver to the constructed type's simple name,
so the raw `new Svc()` text never reaches this resolver.

The decisive evidence is generics: Java resolves `new Box<User>().doWork()`,
which the keyword path could not do before the template-argument fix earlier
in this series — the resolution demonstrably comes from the capture rewrite,
not from here.

Removing the declaration rather than leaving it as defensive configuration:
an unreachable per-language opt-in reads as coverage that does not exist, and
the contract now records why Java is excluded so the omission is not mistaken
for an oversight.

Verified after removal: the Java probe still resolves both the inline and
two-step spellings, and the Java resolver suites pass (252 passed, 1 skipped).

An earlier coordinator measurement in this review claimed Java WAS broken on
base; that comparison was invalid (the "without fix" build had not been
rebuilt). Corrected here.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* refactor(resolution): state the selector rule once and derive its option type (#2708)

Two follow-ups from review, no behaviour change (643 resolver tests pass
unchanged before and after):

The `Class.new` selector rule was written out twice — in the `obj.method()`
branch and again in the chain walker — against differently named locals,
while the construction helper's own doc comment claimed the rule was stated
in exactly one place. Both sites ask the identical question, so they now call
one `isConstructionSelectorHop` predicate, and the doc comment says what is
actually true.

`ResolveCompoundReceiverOptions.constructionSyntax` re-declared the contract's
object shape by hand. It was the file's first object-shaped duplicate, and
because the value arrives as a non-literal variable, TypeScript's excess
property check would not fire: a sub-field added to the contract later would
type-check and then be silently ignored here. It is now derived with
`ScopeResolver['constructionSyntax']`.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* test(resolution): cover the C# construction path and pin the wiring inventory (#2708)

Three coverage gaps from review, no behaviour change.

C# had no fixture despite being the only keyword-wired language whose
behaviour genuinely depends on the construction rule — measured absent on base
and present on head. `csharp-inline-constructor-receiver` covers the inline
spelling, the two-step spelling, and a static factory that must keep resolving
through its return type rather than being read as construction.

The TypeScript two-step assertion checked only `toContain('Service')`, and the
same fixture defines `LegacyService` — `'LegacyService'.includes('Service')` is
true, so the assertion could not distinguish the two targets. It now pins
`targetFilePath` the way its sibling assertions already do.

Nothing guarded the deliberate opt-in set, so an accidental wiring of a
language that already resolves the shape, or a silent loss of one that needs
it, would pass the whole suite. `construction-syntax-wiring.test.ts` pins the
inventory in both directions: exactly which languages declare
`constructionSyntax` and with which spelling, and that java/php/swift/dart/
kotlin stay unwired.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* chore(storage): bump INCREMENTAL_SCHEMA_VERSION to 23 for the #2708 edge changes

This series changes which CALLS edges are emitted for source whose CONTENT has
not changed — inline constructor receivers that previously emitted nothing now
resolve, and the Ruby selector fix moves one edge back to the member it always
belonged to. That is precisely the class of change the version-history block in
this file requires a bump for, and the reuse gate is a strict equality on the
persisted stamp.

Without it, every existing v22 index passes the gate on the next `analyze` —
or is served by the same-commit "already up to date" fast path — and keeps
returning the pre-fix graph for unchanged files. `impact(direction: "upstream")`
and `context()` would go on omitting the very callers #2708 is about, with no
warning, until something unrelated forced a full re-analyze. The fix would
have shipped without reaching anyone who already had an index.

Precedent is unbroken across the recent resolution PRs: #2723 → v22,
#2699 → v21, #2695 → v20, #2563 → v14, each with its own rationale paragraph.
This adds v23 in the same form.

The pinned assertion in call-summary-schema-version.test.ts moves with it, as
that test documents it is designed to.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* chore(bench): re-baseline the fixture-corpus fingerprints for #2708

Both bench harnesses fingerprint an entire fixture corpus by directory prefix
(`bench/python-scope/measure.mjs:38`, `bench/scope-capture/measure.mjs:76`), so
every fixture directory this series adds moves a committed baseline. Neither
script writes the baseline itself — running without `--check` only prints, and
the file is edited deliberately, which is what its own comment asks for.

Regenerated, last in the series so the fixture set was final:

  bench/python-scope/baseline-fingerprint.txt   36e29abc… -> f120df92…
  bench/scope-capture/baselines.json  ruby       070e4e11… -> fea3edf8…
                                      typescript 281e9548… -> cad25be9…
                                      csharp     e05dc274… -> 05a85bae…

CI only ever reported the python drift, because the benchmarks job runs the
python step first and aborts there; the cross-language step never ran. Both
were verified locally after the update:

  [measure --check] PASS (capture fingerprint + scaling)
  [import-target-fingerprint --check] PASS (resolver fingerprint)
  [scope-capture --check] PASS (15 languages)

The `csharp` and `ruby` entries moved because of the fixtures added earlier in
this series, not the original ones — a reminder that this baseline moves with
any fixture addition, not just the one that first triggered it.

Captures goldens regenerated alongside (csharp, ruby); both additive only, no
existing digest changed. The python golden did not move: no `python-*` fixture
was added after its last regeneration.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RqnsJK3Cnbu3bjdZbzgMMP

* Update tests for passesReuseGate function

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-29 16:19:53 +01:00
Gergő Magyar
df06529950
fix(rust): resolve module-qualified calls against the module tree (#2730) (#2741)
* fix(rust): resolve module-qualified calls against the module tree (#2730)

A Rust call written with a path (`tools::dispatch(..)`) was captured with only
its tail identifier, making it indistinguishable from a bare `dispatch(..)`.
The scope-chain walk then resolved the bare name lexically and bound it to
whatever `dispatch` was nearest — which, for the common wrapper idiom

    fn dispatch(..) -> ToolOutcome { tools::dispatch(..) }

is the wrapper itself. The graph gained a self-loop, the real cross-module edge
never existed, and `impact` reported the callee as unreached: the issue's
repository showed its central tool dispatcher as `risk: LOW` with 0 affected
processes and both "callers" being `#[cfg(test)]` functions, while still
labelling the result `epistemic: "exact"`.

Resolve paths the way rustc does, over the module tree rather than the
filesystem:

  - `mod_item` now emits `@declaration.namespace`, so a Rust module is a named
    definition rather than an anonymous scope region. This mirrors the existing
    C++ `namespace_definition` capture and lets the shared `tagNamespacePrefixes`
    pass stamp members with their enclosing module path — that pass needed no
    changes to start working for Rust.
  - `module-path.ts` reconstructs the other half of the tree: crate roots are
    directories holding `main.rs`/`lib.rs`, and a file's module path is its
    location below that root. A definition's module is its file's module plus
    any enclosing `mod` blocks.
  - `crate::`, `self::` and `super::` are prefix transforms on the calling
    module, not reasons to stop resolving.
  - The final path segment is looked up as a member of the resolved module,
    including members it only re-exports. A `pub use` creates no binding on the
    re-exporting module's own scope, so re-exports are followed through that
    module's import edges.

Resolution runs ahead of the implicit-`this` and scope-chain tiers, so an
explicit path outranks a lexical shadow, and returns undefined on an unknown
module, a missing member or a tie — leaving the existing chain untouched. The
new `ScopeResolver.resolveQualifiedFreeCall` hook is optional and unset for
every other language, so this is additive.

Fixes the reported case (direct callers 2 -> 3, impacted 2 -> 6, the Agent
module now visible) plus multi-segment paths, `super::` paths and `pub use`
facades, each of which previously produced a wrong edge.

Known limitation, pre-existing and unchanged by this commit: an inline
`mod inner { fn dispatch }` and a crate-root `fn dispatch` in the same file
collapse to one graph node, because node identity is `<file>:<qualifiedName>`
and does not carry the module path. That is a separate defect requiring
module-path-qualified node ids and an incremental-schema migration.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* test(rust): rebaseline the scope-capture fingerprint for the module-tree captures

`mod_item` now emits `@declaration.namespace` and scoped call sites carry
`@reference.qualified-name`. Both are additive, so every bench fixture holding a
`mod` block or a `Foo::bar()` call gains capture groups, and the corpus grew by
the three `rust-2730-*` fixtures.

Only the Rust fingerprint moves. The other 14 languages are byte-identical,
which is the intended blast radius for a language-local capture change.
Scaling stays linear at 1.043, well inside the 1.5 budget.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(rust): carry crate identity in qualified module paths (#2741 review H1)

A module was identified by its path segments below a crate root, so
`crates/alpha/src/tools.rs` and `crates/beta/src/tools.rs` were the same module.
A cargo workspace routinely gives several members the same internal module name
— `util`, `error`, `config`, `types` are near-universal — and that made
qualified resolution do one of two wrong things:

  - where only one member defined the called name, the call bound ACROSS crates;
  - where both defined it, the lookup saw two candidates, refused, and handed the
    site back to the lexical walk that emits the same-name self-loop. The fix for
    #2730 therefore switched itself off in exactly the workspace layouts it was
    written for, and #2730's own reported reproduction repository is multi-crate.

A module is now `{ crateRoot, segments }` and `sameModule` compares both. Rust
has no implicit cross-crate paths — reaching another crate requires naming it —
so two modules in different crates are never the same module. Anchored paths
(`crate::`, `self::`, `super::`) resolve inside the caller's own crate and
inherit its root.

Covered by a two-member workspace fixture where both crates define
`tools::dispatch` behind a same-name wrapper, plus unit tests for the path
arithmetic itself, including the branches no fixture reaches (a file under no
crate root, a `super::` chain walking above the crate root).

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(rust): count only module members when resolving a qualified call (#2741 review H3)

Module membership was inferred from the file path alone, so any callable in the
right file counted as a member of the module. A `fn` nested inside another `fn`
has the same `filePath`, the same bare `qualifiedName` and no owner, making it
indistinguishable from a module-level item:

    pub fn dispatch() -> usize { 3 }              // the real member
    pub fn wrapper() -> usize {
        fn dispatch() -> usize { 99 }             // counted as a second member
        dispatch()
    }

Two candidates tie, the lookup refuses, and the call falls back to the lexical
walk that emits the same-name self-loop — so an unrelated local helper anywhere
in a module silently reinstated #2730 for every qualified call into it.

The scope model already draws the line exactly: a module-level item is bound
with `origin: 'local'` in its module's own scope, a function-local item binds in
the enclosing Block, and an `impl`/trait method binds in the Class scope.
Membership is now that binding lookup rather than a path comparison.

Inline-`mod` members bind in their Namespace scope rather than the file's Module
scope, and reaching it would mean walking every child scope — faulting them back
in from disk on the out-of-core path. They keep being identified by the
`namespacePrefix` the shared tagging pass stamps on them, which a file-module
member never carries. The documented residual is a `fn` nested inside a `fn`
inside an inline `mod`, which inherits that prefix; that is strictly smaller than
before and costs a refusal, never a wrong edge.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(rust): require a use-binding to name a module, not a type (#2741 review H2)

Import resolution deliberately strips a trailing symbol segment when probing for
a file — "the last segment might be a symbol (function, struct, etc.), not a
module. Strip it and try again" (import-resolvers/rust.ts). So
`use crate::client::ClientBuilder;` also resolves to `client/mod.rs`.

The qualified-call resolver took that at face value and treated the imported
TYPE as the module `client`. Rust impl methods carry a bare `qualifiedName`, so
`ClientBuilder::new()` was then looked up among `client`'s module members and
bound to an unrelated module-level `new` — turning an unresolved site into a
false edge, which the module's own contract calls the worse outcome.

A binding now has to name the module it resolved to. The edge's
`targetExportedName` is the tail of the written path, so comparing it against the
resolved module's own tail separates the cases exactly:

    use crate::tools;                 tail `tools`         module ['tools']    accept
    use crate:🅰️:b as tools;         tail `b`             module ['a','b']    accept
    use crate::tools::{self, Ctx};    tail `tools`         module ['tools']    accept
    use crate::client::ClientBuilder; tail `ClientBuilder` module ['client']   reject

Covered by a fixture where `client/mod.rs` deliberately holds both
`impl ClientBuilder { fn new }` and a module-level `fn new`, so a regression
re-binds to the wrong one, plus a control asserting a genuine `client::new()`
module qualifier still resolves.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(rust): give src/bin targets their own crate root (#2741 review)

Cargo auto-discovers a binary target for every `src/bin/<name>.rs`. Each is a
separate crate with its own `crate::` root, and its submodules live under
`src/bin/<name>/`.

Only `main.rs` and `lib.rs` established a crate root, so those entry files were
folded into the surrounding library and given the invented module path
`bin::<name>`. That made `crate::helper()` inside a binary resolve into the
LIBRARY's `helper` — and unlike the other findings in this review, this one
downgraded an edge the lexical walk had previously resolved correctly, so it
made existing output worse rather than merely failing to improve it.

`src/bin/<name>.rs` is now its own crate root (as is the `src/bin/<name>/main.rs`
directory form), so a binary's modules and the library's modules of the same name
are no longer the same module.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(rust): only try a submodule candidate the caller actually declares (#2741 review)

The first candidate module was `callerModule ++ qualifier`, yielded before the
`use` channel and never checked against anything. That let file layout outrank a
real import: with `use crate::b;` in `src/a/mod.rs` and an undeclared — or
`cfg`-gated — `src/a/b.rs` present on disk, `b::f()` bound to the sibling file,
where rustc resolves it to `crate::b`.

A `mod` declaration, inline or file-backed, emits a `Namespace` def bound locally
in the declaring scope, so the candidate is now gated on that binding rather than
assumed. When the caller does not declare the submodule the candidate is skipped
and the `use` and crate-root channels still run, so this only removes guesses.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(rust): follow only real re-exports, and refuse on an ambiguous one (#2741 review)

Two problems in the re-export channel.

A private `use` was followed as though it re-exported. `use crate::tools::helper;`
makes `helper` visible INSIDE the module; it does not put it on the module's
public surface, so `facade::helper()` does not compile. Only `pub use` does, and
finalize already distinguishes them — `reexport` for `pub use`, `named` for a
private one. The `alias` kind is now accepted alongside `reexport`, because
`pub use x::y as name` is a re-export that was previously ignored entirely.

The lookup also took the first matching edge in file-iteration order, which is
parse-pool order. Two `cfg`-exclusive facades re-exporting the same name are
indistinguishable at this layer, so picking one baked a coin flip into the graph.
It now refuses on a genuine tie, consistent with how member lookup already
behaves.

The pre-existing limitation that only FILE modules are reachable — a `pub use`
inside an inline `mod facade { … }` has no `moduleScopeByFile` entry — is now
stated in the code. Reaching those would mean walking every child scope and
faulting the scope tree back in from disk, which is the cost that index exists to
avoid; a miss falls through to the unchanged chain rather than guessing.

The regression test deliberately makes the re-exported name globally ambiguous.
Without that, the pre-existing unique-global free-call fallback resolves the call
on its own and the assertion passes whatever this channel does.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* perf(rust): stop type-qualified calls paying for module resolution (#2741 review)

The capture carrying `rawQualifiedName` matches every `scoped_identifier`
callee, so this hook was reached by `Vec::new()`, `String::from()`,
`Self::method()` and every other type-qualified call — the overwhelming majority
of `::` calls in real Rust, none of which name a module. Each one ran the full
candidate search before returning undefined, and every candidate that missed then
walked all of `workspaceIndex.moduleScopeByFile`. Total cost grew as
`qualified-call-sites x files`; two independent measurements put per-site cost at
0.117 -> 0.428 ms across 301 -> 1201 files, i.e. linear in workspace size.

Two changes:

  - The module index now carries a flat set of every module segment name in the
    workspace, and a qualifier whose head matches none of them is rejected before
    any candidate work. Measured at 0.02 us per rejected call and flat in file
    count (500 -> 8000 files), against a previously linear per-site cost.

  - Module scopes are indexed by module identity once per pass rather than
    rediscovered by scanning every file per candidate. On the out-of-core scope
    index that scan was worse than CPU: `moduleScopeByFile` fetches through
    `scopeTree.getScope`, so a full sweep could fault every module scope back in
    from disk — the pattern `workspace-index.ts` added `exportedCallableByName`
    to avoid. Given the #2649 and #1871 history this mattered before merge.

The captures golden is regenerated for the fixture files added earlier in this
series; `emitRustScopeCaptures` itself is unchanged by this commit.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(storage): bump schema versions so the #2730 fix reaches existing indexes

Neither invalidation constant was bumped, so the fix did not reach the users who
reported the bug.

`INCREMENTAL_SCHEMA_VERSION` 22 -> 23. The incremental write set only covers
CHANGED files, so a top-up against a pre-v23 index keeps the wrong self-loop —
and keeps reporting the callee as unreached — for every unchanged Rust file. The
constant's own doc block states this rule, and the precedent is exact: v11 is the
same file (`rust/query.ts`) gaining a capture that changes CALLS edges, with the
same "force a full re-analyze" contract, and v12 is a second Rust instance.

`SCHEMA_BUMP` 30 -> 31. `@declaration.namespace` and `@reference.qualified-name`
are parse-time captures, so a warm parse cache replays the old capture set
verbatim: `rawQualifiedName` comes back undefined and no Namespace def exists to
hang a module prefix on, turning the entire resolution tier into a no-op on
unchanged files. `PARSE_CACHE_VERSION` folds in the package version, so a tagged
release would have invalidated eventually — but source, dev and CI builds at the
same version would not, and the v29 note already warns that relying on someone
else's bump is how a change ships with no invalidation at all. Re-checked against
origin/main at commit time, as that note instructs.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(scope-resolution): let a language opt out of the already-namespaced guard (#2741 review)

`tagNamespacePrefixes` skips a def whose `qualifiedName` already equals, or is
prefixed by, its enclosing namespace path. That is right for C++ and C#, where
the qualified name genuinely carries the namespace.

Rust qualified names never do, so the guard fired on a coincidence: in
`mod a { pub fn a() }` the member's name equals its module's name, the prefix was
skipped, and `moduleOfDef` then reported the member as belonging to the PARENT
module. `crate:🅰️:a()` refused, and the def became indistinguishable from a
crate-root `fn a` for the module matcher.

The guard is now conditional on a `qualifiedNamesCarryNamespace` option that
defaults to the existing behaviour, and Rust opts out. The shared pass stays
language-neutral — the decision lives with the provider that knows what its own
qualified names contain.

C++ and C# resolver suites pass unchanged alongside the Rust ones (600 tests).

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* fix(rust): refuse a leading :: path instead of reading it as relative (#2741 review)

A leading `::` anchors at the extern prelude: `::tools::dispatch()` names the
CRATE `tools`, not a module of the current one. The path split filtered the empty
leading segment away, which silently reinterpreted the path as relative and let
it resolve against a local module that happens to share the name.

Extern crates are outside the workspace module tree, so the qualified tier now
refuses and leaves the site to the unchanged chain.

The regression test asserts the tier does not bind into the local `tools` module,
rather than asserting no edge at all: the lexical tier still resolves the bare
tail on its own, and that behaviour is not what this change governs. Asserting an
empty edge list would have been testing a different tier.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* refactor(rust): reuse the canonical callable predicate and drop dead re-exports (#2741 review)

`CALLABLE_TYPES` was a local copy of the set behind `isOverloadableCallable` in
`utils/callable-labels.ts`. Two copies of the same set drift: extending the
canonical one with a new callable kind would silently leave qualified calls of
that kind unresolved here, with nothing to catch it. Use the shared predicate.

The trailing `export { moduleOfFile, moduleOfDef }` and
`export type { ScopeResolutionIndexes }` were commented as being "for the
resolver's unit tests". No test imports them: the only importer of this module
anywhere in src or test is `rust/scope-resolver.ts`, which takes just
`resolveRustQualifiedFreeCall`. Both functions are already exported from
`module-path.ts` (where the new unit tests take them from), and
`ScopeResolutionIndexes` is canonically exported from
`model/scope-resolution-indexes.ts`. Removed rather than left as surface that
implies a contract it does not have.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* test(rust): rebaseline the scope-capture fingerprint with the correct prior hash

The rebaseline note added with the original fix cited
`Prior 655aed01…`, which was two rebaselines stale — it predates both #2604 and
#2714. The true pre-PR value on the base commit is `7f1240b3…`. CI could not
catch it: the gate compares the live fingerprint against the stored one and never
reads the prose, so the audit chain these notes exist to provide was broken with
nothing to flag it.

The note now carries the correct prior value, and the fingerprint is regenerated
for the fixtures this review series added. Scaling 1.061, well inside the 1.5
budget; fixture_count 196; the other 14 languages remain byte-identical.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

* test: move the schema-version pin to 23

`call-summary-schema-version.test.ts` asserts the exact value of
`INCREMENTAL_SCHEMA_VERSION` and enumerates which stamped versions the
incremental reuse gate accepts. It moves with every bump by design — that pin is
what stops an id- or edge-changing commit shipping without invalidation.

Updated for the bump to 23, with the pre-v23 case added to the reuse-gate table:
a v22 index predates Rust module-qualified call resolution, so every unchanged
Rust file would keep the same-name self-loop and keep reporting the real callee
as unreached.

Caught by CI rather than locally, because the earlier sweeps in this series
covered `test/integration/resolvers/` and `test/unit/scope-resolution/` only —
the pin lives outside both.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01J5nWP4BFeBSjbQ3uqAjtxV

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-29 13:41:47 +01:00
azizur100389
79ff44dfa9
fix(config): honor parts negation on Windows (#2720)
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Normalize repository-relative paths before applying ignore-package rules so `.gitnexusignore` negation can override hardcoded `parts` exclusions during Windows traversal.

Co-authored-by: Gergő Magyar <gergomagyar@icloud.com>
2026-07-28 20:04:34 +01:00
Gergő Magyar
89ea233e10
fix(js): index CommonJS exports.foo = function () {} exports (#2723) (#2729)
* fix(js): index CommonJS `exports.foo = function () {}` exports (#2723)

Functions assigned to an `exports` / `module.exports` property were not
indexed at all. On a CommonJS codebase — the dominant pre-ESM Node style
(Express, Firebase Functions) — the graph held every internal helper and
missed the entire public API: `impact({target: 'areVariablesValid'})`
answered `Target not found` for the one symbol whose blast radius mattered.

The gap had two halves, and fixing either alone leaves the feature broken:

1. `tree-sitter-queries.ts` carried `@definition.function` rules for every
   declaration form and every variable-binding closure form, but none for
   `assignment_expression` — so no `Function` node was created.

2. The scope-resolution queries (`languages/{javascript,typescript}/query.ts`)
   likewise had no `@declaration.function` for the shape. Adding only (1)
   moves `impact` from "not found" to "found, zero callers", because call
   resolution reaches a definition through the scope declaration, not
   through the graph node.

Both layers now carry the rule, for `function` / `async function` / arrow /
async arrow / generator right-hand sides, in JavaScript and TypeScript. The
receiver is pinned to `exports` / `module.exports` with `#eq?` predicates:
the general `X.foo = function () {}` shape also covers `Foo.prototype.bar`
and `this.handler`, which are member constructs with their own ownership
questions, and a broader rule would emit ownerless top-level Functions for
them. The declaration binds the bare property name into the module scope,
which is what importers see, so `const { foo } = require('./m')` matches by
name and a namespace `m.foo()` walks the module's defs.

Verified end to end: node emission for every listed form plus TS parity, and
CALLS edges for same-file `exports.foo()`, cross-file namespace `m.foo()`,
and cross-file destructured `require()`. The generator call-resolution case
was confirmed to fail against the pre-fix build before the rule landed.

Fixes #2723

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* fix(js): stop the CJS export rule from shadowing a declared function (#2723)

Review of the previous commit caught a regression it introduced. The CJS
`@declaration.function` rules bind the exported property name into the module
scope — which is the point, since that is what importers resolve against. But
when the file ALSO declares that name lexically:

    function dup(v) { return v; }
    exports.dup = function (v) { return !v; };
    function callIt(v) { return dup(v); }

the module scope ends up holding two declarations named `dup`, the name is
ambiguous, and the resolver drops `callIt -> dup` entirely — an edge that
resolved fine before #2723. Confirmed by rebuilding both states: present at
ff86ccf1e, missing at f302916c. A silently missing caller is worse than the
gap #2723 set out to close; it is the impact-under-reporting class this repo
has been bitten by before.

The emitter now drops the CJS `@declaration.function` in exactly that case.
The lexical declaration already supplies the module-scope name, so importers
still resolve through it and intra-module resolution returns to its pre-#2723
behavior — verified by re-running the probe that found the regression.

Implemented at the established seam: a shared pure helper both capture
emitters import and apply at the existing `@declaration.function` filter,
mirroring `array-callback.ts` (#1876), which solves the same
"drop a spurious declaration emit-side" problem.

The module-scope name set is computed once per file and memoized per program
root in a WeakMap, rather than walked per export — a 1000-export CommonJS
module is precisely the shape #2723 was reported against, and the per-export
walk would be quadratic there. `tree.rootNode` was probed to confirm it
returns a stable object identity, so the memo actually hits; measured scaling
across 250/500/1000/2000 exports is linear.

Only the scope declaration is suppressed. The graph node comes from a
separate query and collapses onto the lexical declaration's node by name, so
no node is lost.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* perf(js): fold the CJS export RHS forms into one pattern per receiver

Benchmarking the #2723 rules found the only reproducible cost is tree-sitter
query COMPILE, paid once per worker process when the lazy Query singleton is
built. Steady-state per-file emit cost and memory proved to sit below the
measurement noise floor, so there is nothing to win there.

The six CJS scope-query patterns per language (3 right-hand-side forms x 2
receiver forms) collapse to two, folding the RHS forms into an inner leaf
alternation. Measured over 5 runs per build, variance under 1ms:

    query compile   base      before     after
    JavaScript      42.2ms    50.6ms     45.1ms
    TypeScript     116.5ms   136.4ms    123.3ms

That recovers ~65% of the added compile cost in both grammars — about 19ms
per worker process, so ~75ms on a 4-worker analyze — and removes 45 lines of
duplicated query text.

The alternation is deliberately the INNER LEAF form. tree-sitter 0.21.1 has a
known hazard where a top-level `[...]` alternation makes sibling branches
share a single predicate bucket, silently dropping matches with no compile
error (it has bitten this repo twice: #1904, #1912). Here every predicate
sits on a capture OUTSIDE the alternation — `@_cjs.exports` / `@_cjs.module`
are on the left-hand side and bound in every branch — which is the documented
safe shape. Verified rather than assumed: a probe asserts all six receiver x
RHS combinations still bind both `@declaration.function` and
`@declaration.name` in both grammars, and that `exportz.x` / `module.other` /
`Foo.prototype.bar` / `this.handler` / aliased `exports` are still rejected —
26/26 checks, so the predicate bucket is intact.

No behavior change: the graph output on a 600-file corpus is identical
node-for-node and edge-for-edge, and the 142 JS/TS integration tests plus
1299 scope-resolution unit tests are unchanged.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* feat(js): index prototype and `this` member assignments as Methods (#2723)

Follow-up on the known limitations listed with the CJS export fix. Three of
them close here; the rest are recorded below with what they actually cost.

`Foo.prototype.bar = function () {}` is the dominant pre-ES6 method form — the
same population as the CJS exports this PR started with — and it was equally
invisible: no node at all, so `impact` could not reach a single prototype
method. `this.handler = function () {}` inside a constructor is its sibling,
and the pre-ES6 form of the closure-valued class field #2693 already models as
a Method.

Both now emit a `Method` with an owner edge:

    function Foo() {}
    Foo.prototype.bar = function (v) { return v; };
    // Method:f.js:Foo.bar,  HAS_METHOD Function:f.js:Foo -> Method:f.js:Foo.bar

The label comes from `provider.labelOverride` (Function -> Method) and the
owner from a sibling of `findObjectLiteralBindingInfo` — the helper that
already answers "this Method's owner is named by syntax, not by an enclosing
container" for object-literal methods. No new shared-code seam was invented.

Ownership resolves to what the file actually declares, so the edge points at a
node that exists: `function Foo` gives a `Function` owner, `class Foo` a
`Class` owner, and an owner the file does not declare
(`External.prototype.x = …`) claims NO owner edge rather than one pointing at
a fabricated node. A `this.x = fn` inside a class constructor needs none of
this — parse-worker resolves its owner from the enclosing class first.

Member ids qualify by owner (`Method:f.js:Foo.bar`). Without that, two
constructors in one file that each define `bar` collapse onto a single
`Method:f.js:bar` — the same identity collapse #2699 fixed for function-local
callables. Only the new prototype/`this` path qualifies, so object-literal
method ids are byte-identical to before.

Third fix, the orphan twin: `class Dup {}` plus `exports.Dup = function () {}`
emitted `Class:f:Dup` AND an unreachable `Function:f:Dup`. The scope
declaration for a shadowed CJS export is suppressed (previous commit), so the
node had nothing that could resolve to it; with a `function` of that name the
node collapsed by id anyway, but with a `class` the labels differ so it
lingered. `labelOverride` now returns null for that case and no node is
emitted.

## Still open, with measured cost

- Receiver-typed CALLS to a prototype method (`f.bar()`) do not resolve yet. A
  class method resolves because the class owns a scope the resolver attaches
  members to; a prototype assignment has no such scope, so this needs the
  scope layer to associate members with the constructor's type. Verified as a
  control that `new KlassC().meth()` does resolve, so this is specifically the
  missing half, not a general gap.
- `exports.fwd = lib.imported` still does not forward to the original
  definition — resolution/finalize-layer aliasing, reachable by no query rule.
  Note `exports.localFn = localFn` (declare-then-export, by far the more
  common idiom) ALREADY resolves and needed no work.
- Aliased `const e = exports; e.foo = fn` and module-top-level `this.x = fn`
  remain unindexed. The latter is only an export under CommonJS semantics; in
  ESM top-level `this` is undefined, so it needs a CJS gate rather than being
  applied to every `.js` file.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* feat(js): index CJS exports assigned through an alias (#2723)

`const e = exports; e.foo = function () {}` exports `foo` exactly as
`exports.foo = fn` does, but no query can express "an identifier that happens
to alias the exports object" — the receiver is only knowable per file.

So the member-assignment rules now match ANY identifier receiver and the
emitters classify. A file's module-scope aliases (`const e = exports`,
`const m = module.exports`) are collected once per program root and memoized
beside the declared-name set, so the answer costs one top-level pass no matter
how many assignments ask.

The widening is only safe because the pruning is exact, and that is the risk
worth stating plainly: without it every `obj.handler = function () {}` in every
JS/TS file would emit a spurious top-level `Function` named `handler`. Both
layers prune:

  - graph nodes, in `labelOverride`: an assignment-anchored capture that is not
    a recognised shape returns null, so no node is emitted at all;
  - scope declarations, in both capture emitters: a receiver that is not the
    exports object declares nothing at module scope.

Verified on both sides. `obj.notAnExport`, `self.alsoNot` and
`localThing.nope` produce no node and no declaration, while an aliased export
resolves cross-file through both the namespace and destructured `require()`
forms.

## Cost

Re-benchmarked, because this widens a query the previous commit had just
optimized. Query compile over 3 runs: JavaScript 46.5ms, TypeScript 123.8ms —
+1.4ms and +0.5ms against the optimized state, since dropping the `#eq?`
predicates offsets the added patterns. Steady state on the assignment-heavy
corpus (200 files x 30 member assignments, the worst case for a widened
receiver) stays inside the +-4% noise band established earlier. Heap unchanged.

One measurement artifact worth recording so it is not mistaken for a
regression later: the real-repo TS corpus went 93,586 -> 93,748 captures across
these commits. That is corpus drift, not over-matching — the benchmark walks a
sorted file list and takes the first 400, and this work added a new source file
to that tree. The repo's own TypeScript contains zero occurrences of the
`identifier.property = function` shape, so the widened rule contributes nothing
there.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* feat(js): treat module-level `this.X = fn` as a CommonJS export (#2723)

In CommonJS, module-level `this` IS `module.exports`, so

    this.handler = function (data) { … };

at the top of a `.js` file exports `handler` exactly as `exports.handler`
does. It previously produced an ownerless `Method` that no importer could
reach.

The CommonJS gate is the whole point of the change, not a detail. Top-level
`this` is `undefined` in ESM, so the same line exports nothing there — treating
it as an export would mis-index every `.mjs`, every `"type": "module"` package,
and every `.ts` that compiles to ESM. Detection is deliberately asymmetric: an
`import`/`export` statement settles the file as ESM immediately, a `require()`
call or an `exports`/`module` reference marks it CommonJS, and a file carrying
NEITHER signal is left alone — silence is not evidence of CommonJS.

`this` nesting follows the receiver rule the scope queries already encode
(#2701): an arrow does not bind `this`, so a top-level arrow's `this` is still
the module's and passes through the walk, while every other function form binds
its own receiver and stops it — that is an instance member, which keeps the
Method-plus-owner treatment from the previous commit.

Verified across all three cases rather than just the happy path: a CJS file
exports both the `function` and arrow forms and they resolve through a
cross-file destructured `require()`; an ESM file's identical line produces no
export; and a file with no module-system signal produces none either.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* feat(js): forward CJS re-exports to the original definition (#2723)

Last of the known limitations. `exports.fwd = lib.imported` assigns an
EXISTING symbol rather than a function literal, so no definition rule reaches
it and importers of `fwd` resolved to nothing:

    const lib = require('./lib');
    exports.forwarded = lib.imported;      // via a namespace binding
    const { second } = require('./lib');
    exports.alsoForwarded = second;        // via a named binding

Both forms are now synthesized as re-export markers in the same post-query
pass that already decomposes `require()`, reusing the decomposer's existing
vocabulary rather than adding a case to it.

The kind is the whole fix, and it was established by measurement, not by
reading. Emitted first as `named-alias` — the shape the destructured
`require()` form uses — the forwarding still did not resolve: an import
binding is PRIVATE to its module, exactly as in ESM, where `import { X }`
does not re-export X. `reexport-alias` (`export { X as Y } from './m'`) is
what a CJS forwarding assignment actually is, and with it the call resolves
through the forwarding module to the original definition.

`exports.foo = localFn`, where the right-hand side is a locally DECLARED
function, is deliberately not handled here: the module scope already binds
`localFn`, importers already resolve through it (verified before writing any
code), and synthesizing a second binding would re-create the ambiguity the
shadow guard exists to prevent.

JavaScript only, matching where CJS `require()` decomposition already lives —
`typescript/captures.ts` has no require pass at all, since a `.ts` file using
CJS forwarding is vanishingly rare next to the cost of a second
implementation.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* docs(js): document the CommonJS export surface now that #2723 closed it

The known-limitation note still described `exports.X` as unmodeled and listed
the re-export edge as missing. Both are stale: the note now states which forms
declare a module-scope name, which two cases are deliberate non-cases (a
locally declared value needs no second binding; a name the module also declares
lexically is suppressed rather than made ambiguous), and that member
assignments through a receiver are Methods with an owner edge.

`module.exports = fn` — an anonymous default with no name to bind — remains
the one genuine limitation.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* feat(js): index the CommonJS default export `module.exports = fn` (#2723)

The last documented limitation. `module.exports = function () {}` exports the
whole module as a callable, so there is no property to take a name from and
nothing declared it.

Named after the file by `deriveDefaultExportHocName` — the convention this
repo already applies to anonymous default exports — so `index.js` takes its
parent directory. A NAMED function expression keeps its own name instead,
which is more informative than the file.

Two traps, both found by probing rather than reading:

  - The widened member-assignment rule already matches this shape, capturing
    the LEFT property as the name — the literal `exports`. Left alone it
    produced `Function:<file>:exports`, and for a named function expression a
    SECOND node beside the real one. The worker now overrides the captured
    name for this shape, which is why it takes precedence over `nameNode`.
  - `labelOverride` was suppressing the node entirely. That is the widening's
    safety net working as designed — an assignment-anchored capture that is
    not a recognised shape emits nothing — and this was simply a shape it had
    not been taught.

The scope declaration is synthesized in the capture emitter rather than the
query, because a tree-sitter pattern has no access to the file path the
anonymous name derives from. Without it the node would exist with nothing
resolving to it, the half-fixed state this issue already had to correct once.

`exports = fn` is deliberately NOT indexed, and there is a test pinning that:
reassigning the `exports` binding does not export anything in CommonJS, it
only breaks the alias to `module.exports`, so indexing it would invent an
export that does not exist.

## Limit worth knowing

`const m = require('./mod'); m()` resolves only when the local binding name
matches the derived name — a naming coincidence, not a mechanism. Resolving a
renamed binding (`const renamed = require('./mod'); renamed()`) needs the
finalize layer to treat a called namespace binding as the target module's
default export, which is separate work. The node itself is always emitted, so
`impact` / `context` / `rename` reach it either way — which is what #2723
asked for.

Adjacent gap found while measuring, NOT addressed here: ESM
`export default function () {}` (anonymous) is equally unindexed. Same class,
different construct, and widening to it would change behaviour for files this
issue never touched.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* docs(js): record module.exports = fn and the two remaining default-export gaps

The note still listed `module.exports = fn` as unmodeled. It is indexed now;
what remains is narrower and worth stating precisely: resolving a CALL through
a RENAMED default-export binding needs finalize-layer work, and anonymous ESM
`export default function () {}` is unindexed for the same underlying reason
but is a different construct.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* fix(js): close every finding from the #2729 tri-review

A 15-lane review (Claude swarm + ce personas, Codex gpt-5.6-sol swarm + ce +
adversarial) ran the real pipeline against both this branch and its base and
diffed the graphs. On canonical CommonJS shapes the branch was DELETING call
edges that existed at base and FABRICATING edges present in no source. A
fabricated edge is worse than the gap #2723 set out to close: it hands
`impact` a caller that does not exist.

Almost all of it reduced to two root causes.

**1. The exports receiver was identified by TEXT, with no scope lookup.**
The canonical UMD wrapper takes the exports object as a PARAMETER:

    (function (exports) { exports.publicApi = function () {}; })(this);

A text match called that a module export, invented a symbol, and — because the
invented name then collided with module scope — deleted the factory's real call
edges. The same blindness made `const helper = require('./helper');
exports.helper = fn` resolve an importer into a DIFFERENT module's function.
Receivers (and aliases) are now rejected where a parameter or enclosing local
shadows them.

**2. The shadow guard reached one of four export forms.**
It was wrong in four distinct ways: it never fired for an aliased receiver
(`root` was not forwarded), for module-level `this`, or for the default export
— each dropping a real edge, and the default-export case merging two functions
onto one node so the inner call resolved to itself. And it fired when it should
NOT have, deleting a genuine export whose name merely collided with a
non-callable variable:

    let cache = null;
    exports.cache = function (v) { cache = v; return cache; };

There is now one entry point (`cjsExportedName`) covering direct, alias, `this`
and default forms, comparing against CALLABLE declarations only.

Also fixed:

- Prototype owners bound to variables. `var Foo = function () {}` is the
  dominant pre-ES6 constructor — the population this work targets — and owner
  lookup handled only declarations, so two same-named members collapsed onto
  one unqualified node with no owner edges at all.
- TypeScript parity: the default/re-export declaration synthesis lived only in
  the JavaScript emitter, so a `.ts` file emitted the node with nothing
  declaring it. Extracted to a shared module used by both.
- Module-level `this.X = fn` in ESM or a no-signal file no longer mints an
  ownerless `Method`; `.cjs`/`.cts` and `.mjs`/`.mts` are now positive
  module-system signals where the file path is available.
- The MCP graph-schema resource documented HAS_METHOD as Class-owned only,
  while this work adds Function (constructor) owners.
- Two dead exports removed; an orphaned JSDoc reattached to the function it
  describes.
- Tests: the `exports = fn` negative test passed trivially (no JS/TS query
  matches a bare-identifier LHS at all, so it would pass with every guard
  deleted) — it now carries a positive control in the same fixture. A
  bounds-y `.some(...)` assertion was replaced per DoD.md:82. Six regressions
  added, each confirmed failing against the pre-fix build.

**Schema constants bumped LAST, deliberately.** `INCREMENTAL_SCHEMA_VERSION`
20->21 and parse-cache `SCHEMA_BUMP` 28->29, with the pin and reuse-gate tests
updated. This change alters what is emitted for source whose content has not
changed, so without the bump an existing index keeps serving the pre-fix graph
for every unchanged CommonJS file — breaching DoD.md:61. Bumping it BEFORE the
correctness fixes would have been worse: it would have propagated the fabricated
and deleted edges to every index on upgrade.

One review finding was withdrawn rather than fixed: a claimed O(n^2) memo
failure did not survive verification. Clean production-shaped measurement
(fresh parse per file, no instrumentation) shows linear scaling — 0.355, 0.221,
0.216, 0.212 ms/declaration at N=500/1000/2000/4000. The earlier
"reproduction" was an artifact of replacing `globalThis.WeakMap` to count
misses, which perturbs the identity semantics under test.

Verified: 1469 tests across 89 files, including the full scope-resolution unit
suite, the JS/TS resolver suites, closure-binding labels, const-function-twin
and the pipeline golden.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-28 19:45:01 +01:00
Gergő Magyar
0ce7880290
fix(scope-resolution): a closure binding is a call SOURCE in every language, and function-local values carry their own identity (closes #2699) (#2718)
* test(scope-resolution): audit the consumers of file-scoped node ids (#2699 part A)

#2699 item 4 — "audit consumers that assume file-scoped ids" — after #2695/#2714
gave function-local CALLABLES position-bearing ids. Tests and findings only; no
production change. That split is deliberate: `impact` reports
`resolveDefGraphId` at CRITICAL with 23 DIRECT dependents across 7 modules
(every language MRO builder, both Spring attachers, C++ member lookup,
tryEmitEdge, emitReferencesViaLookup, buildGraphTargetIndex, emitFreeCallFallback,
emitReceiverBoundCalls, preEmitInheritanceEdges, emitDetectedInterfaceImplementations,
phpEmitUnresolvedReceiverEdges, emitRubyMixinEdges, emitRustTraitImplEdges,
emitDartHeritageEdges), so changing that key chain is its own change, not a
rider on an audit.

A2 — detect_changes: CONCERN RESOLVED, now pinned. The worry was that an id
containing `@row:col` re-keys whenever a declaration MOVES, making every edit
look like symbol churn. It cannot: `local-backend.ts` maps diff hunks to
symbols by LINE-RANGE OVERLAP (`n.startLine`/`n.endLine`) and merely REPORTS
`n.id`. Node identity never participates in the match. New structural test
asserts the WHERE clause never gains `n.id =` or `n.id IN`, keeps the one
legitimate id-shaped predicate (the `BasicBlock:` prefix exclusion, #2082 U7),
and confirms the id is returned rather than matched. Structural in the same
idiom as `detect-changes-worktree.test.ts`, and labelled as not proving runtime
behaviour.

A1 — ANSWERED, and the answer is that #2699 is NOT fully closed by items 1-3.
The fail-closed guard is gated on `isOverloadableCallable`
(Function | Method | Constructor), so a function-local VALUE never reaches it.
Measured on a fixture: a top-level `const handler` and a function-local
`const handler` still produce ONE node, `Const:v.ts:handler`. That is the
residual half of the issue's original complaint. Pinned as a KNOWN LIMIT with
its reason (widening identity to values re-keys ~14,700 build-time nodes to
change ~800 persisted ones — the decision recorded in `parse-worker.ts`), and
deliberately NOT fixed here.

A3 — id-persisting consumers, classified:
  - detect_changes ................ SAFE (position-keyed; pinned by A2)
  - MCP impact/context/trace ...... SAFE (resolve by name/uid at query time)
  - bench fingerprints ............ SAFE (digest capture shape, not node ids)
  - rust-captures golden .......... SAFE (digests captures, not ids)
  - cfg pipeline-pdg snapshot ..... AT RISK by design — pins exact edge ids, so
    it trips whenever attribution changes. That is the gate working; #2714
    already exercised it.
  - wiki / group-contract links ... NOT id-keyed on locals (locals are never
    cross-file addressable, per the document-scoped contract of item 2).

Verified: tsc clean; 14/14 across the two touched files; `detect_changes`
reports 0 changed symbols (tests only).

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(php): a closure binding is a call SOURCE, not only a TARGET (#2699 part B, S1)

A call made inside a closure binding was attributed to the ENCLOSING scope, so
the closure was a call TARGET but never a call SOURCE: impact(handler,
direction:"downstream") reported nothing even though the closure calls out.

Root cause, probe-measured rather than inferred. Instrumenting
pickCallerCallableDef (graph-bridge/ids.ts) to log every rejection reason shows
the closure's own scope EXISTS and its range DOES contain the call site, but its
ownedDefs is EMPTY, so the ":94" owned-callable filter drops it and attribution
falls through to the ":97" enclosing-scope fallback.

The reason is one missing query rule. javascript/query.ts pairs the binding name
with the closure via @declaration.function anchored on the INNER arrow node, so
anchor.range equals the @scope.function range and pass2AttachDeclarations
attaches the declaration to the CLOSURE's scope. No other language had that
rule — PHP, Rust, Kotlin, Ruby and Dart all captured named function
declarations only. That single omission is the entire empty-ownedDefs cause.

This ports the rule to PHP with the same anchor discipline (@declaration.function
on the inner anonymous_function / arrow_function, NOT on the
assignment_expression wrapper). PHP needs nothing else: it already declares
(anonymous_function) and (arrow_function) as @scope.function, so the rule alone
completes it.

Measured on a fixture: `$handler = function ($x) { return target($x); }` inside
outer() now emits

  Function:src/a.php:outer.$handler@3:2 -> Function:src/a.php:target

where it previously emitted `outer -> target`.

The pinned test in closure-binding-labels.test.ts asserted the OLD, wrong
behaviour by design ("to catch that asymmetry changing in EITHER direction"), so
it is INVERTED here rather than deleted, per its own instruction. Its block
comment is corrected to record the measured root cause, including that Kotlin
and Ruby will need BOTH this rule AND a relaxed kind gate (their lambda_literal
/ do_block is @scope.block deliberately, #1757), and that Dart has no closure
scope at all.

Verification: closure-binding-labels 50/50; PHP resolver suites 221/221
(php, php-coverage, php-response-shapes). detect_changes {staged}: 1 changed
symbol (PHP_SCOPE_QUERY), 0 affected processes, risk LOW.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(rust): emit a node for a closure binding and make it a call SOURCE (#2699 part B, S3)

Rust was the one exception to #2687's "a closure bound to a name is a Function
node in every language": `let handler = || target(1);` produced NO graph node at
all, so the closure could be neither a call target nor a call source.

Needed BOTH query channels, which is the finding worth recording. Porting only
the scope-resolution rule (as S1 did for PHP) changed nothing measurable here,
because there was no node to attribute anything to:

  - languages/rust/query.ts — closure-binding declaration, @declaration.function
    on the INNER closure_expression so anchor.range aligns with the existing
    (closure_expression) @scope.function. This is what gives the closure's own
    scope a callable in ownedDefs, which is what stops pickCallerCallableDef
    falling through to the enclosing fn.
  - tree-sitter-queries.ts — @definition.function on the OUTER let_declaration.
    This emits the Function NODE that Rust never had.

Note the deliberate anchor asymmetry between the two channels: the graph-node
channel anchors the WRAPPER (matching the existing
(lexical_declaration (variable_declarator ... (arrow_function))) rule), while
the scope-resolution channel anchors the INNER closure (to align with
@scope.function). Getting these backwards silently produces either no node or
an unattributable one, so both sites carry a comment saying so.

Measured on a fixture — `let handler = || target(1);` inside outer():

  Function:src/a.rs:outer                CALLS  Function:src/a.rs:outer.handler@2:4
  Function:src/a.rs:outer.handler@2:4    CALLS  Function:src/a.rs:target

Previously the whole binding was absent and the call read as `outer -> target`.
The rule also covers `move` closures: the closure_expression node spans the
`move` keyword.

Verification: closure-binding-labels 50/50; rust.test.ts 192/192;
rust-coverage, rust-f70, rust-scope all pass; rust-captures-golden passes
UNCHANGED, so no golden regeneration was required. detect_changes {staged}:
2 changed symbols (RUST_SCOPE_QUERY, RUST_QUERIES), 0 affected processes,
risk LOW.

One caveat on the suite runs: this host times out `beforeAll` hooks at the
default 60s under load — rust.test.ts needed --hookTimeout=600000 to complete,
and a concurrent second vitest run starves worker startup entirely (every test
fails at ~5001ms). Both are host artifacts, not signal.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(kotlin,ruby): a closure binding is a call SOURCE, via a Block-scope callable boundary (#2699 part B, S2)

Kotlin and Ruby anchor a closure on a Block-kind scope — Kotlin lambda_literal
and Ruby do_block/block are @scope.block DELIBERATELY (#1757 smart casts), so
they must not be re-kinded. pickCallerCallableDef gated its child-scope walk on
kind === 'Function', so a closure there could never become a call SOURCE.

Both halves are required; neither alone changes anything:

1. kotlin/query.ts and ruby/query.ts gain the closure-binding declaration rule,
   with @declaration.function on the INNER lambda_literal / block so its range
   aligns with the @scope.block range (the anchor discipline documented in
   javascript/query.ts). Without this the closure scope owns no callable def.

2. pickCallerCallableDef accepts a Block-kind child as a callable boundary when
   the scope IS that callable's body. Without this the kind gate still rejects.

The alignment test in (2) is the part worth scrutiny. Relaxing the kind gate to
accept ANY Block owning a callable would be a real regression: a nested
`fun foo()` declared inside a block is owned by that block, so a call made at
BLOCK level — outside foo — would be misattributed to foo. Comparing the def's
declaration position against the scope's start position discriminates them: for
a closure the declaration and the scope sit on the SAME node, so the positions
match; for a nested function the block starts at `{` while the def starts at the
declaration, so they do not. Existing Function-kind behaviour is untouched, so
every already-working language is unaffected by construction.

The comparison is base-safe: scope-extractor.ts builds a def id as
`def:<filePath>#<startLine>:<startCol>:<type>:<name>` from the same Range a
scope carries, so both sides share one coordinate base. This is called out in
the helper's docblock because `defStartLine` nearby documents its own output as
1-based, which invites a wrong "fix" (#2377 is exactly this class of hazard).

Ruby's call forms are restricted to lambda/proc by name: an unrestricted
(call block: (block)) would match ANY method call taking a block, so
`mapped = items.map { |i| ... }` would wrongly declare `mapped` a callable.
Verified against the parser: 3 matches (->, lambda, proc), map excluded.
Separate #eq? patterns rather than one #match? alternation, which is a known
hazard on this tree-sitter line.

Measured on fixtures:

  Kotlin  Function:src/A.kt:outer.handler@2:4  CALLS  Function:src/A.kt:target
  Ruby    Function:src/a.rb:outer.handler@4:2  CALLS  Method:src/a.rb:target#1

previously `outer -> target` and `outer#0 -> target#1`.

The pinned Kotlin test asserted the old behaviour by design and is INVERTED, not
deleted. Ruby had NO pinned case, so a new one is added rather than inverted.
The describe title no longer claimed something false ("not yet a call SOURCE"
now holds only for Dart) and was retitled.

Verification: closure-binding-labels 51/51; kotlin.test.ts, kotlin-coverage,
ruby.test.ts, ruby-scope, ruby-namespaced all pass (478 passed / 1 expected
inversion before the test was flipped). impact on pickCallerCallableDef:
CRITICAL, 191 impacted, ONE d=1 (resolveCallerGraphId) — the return contract is
unchanged, so that dependent is unaffected. detect_changes {staged}: 5 changed
symbols, 2 affected processes (both EmitReferencesViaLookup, one of them the new
ScopeIsCallableBody step), risk medium.

Dart remains the last failing language: dart/query.ts declares no
@scope.function at all, and dart/captures.ts synthesizes one only from a
declaration WITH a body node, which an expression-bodied closure lacks.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(dart): give a closure binding a scope and a distinct identity (#2699 part B, S4)

Dart was the last language where a closure binding could not be a call SOURCE,
and fixing only that would have made the graph WORSE, not better. This lands
both halves together for that reason.

## The attribution half

A Dart closure had no scope at all. `dart/query.ts` declares no
@scope.function anywhere — Dart's function scopes are SYNTHESIZED in
`dart/captures.ts` from `declNode` + `findFunctionBody(declNode)`, and
`findFunctionBody` looked only at the next named SIBLING for a `function_body`.
A closure literal carries its body as a CHILD (`function_expression_body`), so
it matched nothing and no scope was produced.

`query.ts` gains the closure-binding declaration rule and `findFunctionBody`
understands the child form. Deliberately NO @scope.function is added to the
query: it would collide at identical range with the synthesized one, and
duplicate scope ids make `buildScopeTree` throw, which DROPS THE WHOLE FILE.

## The identity half, and why it is not optional

With attribution alone, two same-named closures in one file both keyed to the
bare `Function:a.dart:handler`. One node then appeared to call BOTH targets —
a CALLS edge present nowhere in the source. That is worse than the missing edge
it replaced, so S4 could not ship without this.

Root cause is not Dart-specific. `enclosingCallablePrefix` derives a SEMANTIC
relation — what encloses this callable — by SYNTACTIC ancestor walk. Dart parses
`int outer() { … }` as `function_signature` followed by `function_body` as
SIBLINGS, so the enclosing callable is never an ancestor of code inside it and
no membership set can fix that; the walk looks in the wrong direction.

This is what SCIP and real compilers avoid by construction. SCIP keeps a local
symbol opaque (`local <id>` — no name, no position, no chain) and models
containment as a SEPARATE `enclosing_symbol` field; its spec says the local/global
choice should follow ACCESSIBILITY, not the ability to name an enclosure. Dart's
own analyzer answers this from `Element.enclosingElement` in the element model,
never from AST ancestry. clang uses `name@offset` for a function-local; Kythe
uses a document-scoped VName plus a `childof` edge. Identity is positional and
opaque; enclosure is a relation.

`findSplitBodyCallableAncestor` is the narrow fix at that seam: a fallback used
ONLY when the ancestor walk finds nothing, recovering the callable from the
body's preceding sibling.

The sibling must be a BARE SIGNATURE, and that restriction is load-bearing —
"any preceding callable sibling" is WRONG and was caught regressing PHP during
this work. In `<?php function target($x) {…} $handler = function ($x) {…};` the
closure is at FILE level, so the ancestor walk correctly finds nothing, the
fallback runs, and an unrestricted version mis-qualified the file-level
`$handler` as `target.$handler`. A preceding sibling is only an ENCLOSING
callable when it cannot hold its own body.

`SPLIT_SIGNATURE_NODE_TYPES` is exactly that set and is DERIVED, not listed:
`LOCAL_SCOPE_BODY_NODE_TYPES` is already `FUNCTION_NODE_TYPES` minus the bare
signature types, so the difference between them IS the split-signature set
(`function_signature`, `method_signature` — verified at runtime). PHP's
`function_definition` carries a body and is in both, so it is excluded. No
language is named in shared code, and any future split-grammar language is
covered for free.

## Verification

Full resolver sweep — the gate that caught #2714's Rust regression — 2926
passed / 1 skipped / 0 failed across 51 files. closure-binding-labels 52/52;
dart.test.ts, dart-coverage, callable-id-lockstep, function-local-identity,
caller-identity-regression all pass (156/156 across 6 files).
impact on `enclosingCallablePrefix`: LOW, 5 impacted, 3 d=1 all inside
parse-worker. detect_changes {staged}: 5 changed symbols, 0 affected processes,
risk LOW.

Three existing Dart expectations FLIPPED rather than being deleted: Dart locals
now carry the same enclosing-callable + position identity every other language
got in #2695, so `local.dart:handler` became `local.dart:caller.handler@1:2`.
A new test pins the actual defect — two same-named closures staying DISTINCT
nodes — because the qualification assertions alone would not fail if the
fabricated edge returned.

One note for future work: an id-shape assertion here carries a call-site suffix
on indirect invocations (`…handler@3:2:5:9`) but not on direct calls. That is
the callable-value-flow pass keying its edge by invocation position, not part of
the node id.

Part B is now complete: PHP (S1), Rust (S3), Kotlin + Ruby (S2), Dart (S4).

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(scope-resolution): close every deferred item on #2699 (A1 values, twin-list guard, schema bumps)

Clears the limitations this PR had been carrying rather than leaving them as
follow-ups.

## A1 — function-local VALUES now carry their own identity

This was #2699's ORIGINAL complaint and the one a callable-only gate could never
reach: a top-level `const handler` and a function-local `const handler`
collapsed onto ONE `Const:v.ts:handler`. #2695 restricted position-qualified
identity to Function|Method|Constructor because the collision that produced
wrong CALLS edges was between callables, and widening churned ids for symbols
the pruner mostly deletes. The churn is real and is accepted here deliberately.

Widening needed THREE gates aligned, not one:
  - id-building     — `parse-worker.ts` nestedCallablePrefix
  - resolution      — `ids.ts` position key
  - registration    — `node-lookup.ts` position-key registration

Missing the third would register no position key for values, so every lookup
misses and falls through silently. That is the #2714 failure mode: the caller
attaches to a node that does not exist and the edge is DROPPED, which looks like
"zero dangling edges" from outside. All three now route through ONE predicate,
`isPositionQualifiedLocalLabel`, rather than repeating the label set a third
time.

Only LOCALS move. The prefix comes from `enclosingCallablePrefix`, which returns
undefined when nothing encloses the declaration, so top-level and class-member
ids are untouched — verified by the full resolver sweep, where a leak onto class
members would have broken assertions in every language. `Property` is included
on purpose: a class field stays unqualified because the prefix walk boundaries
on class-likes, while an object-literal property inside a function is genuinely
local and would otherwise keep the old collision.

Measured: `Const:v.ts:handler` + `Const:v.ts:run.handler@3:2`, two distinct
nodes. The KNOWN LIMIT test is FLIPPED per its own former instruction ("this
test should be updated as part of it rather than deleted").

## Schema bumps — required by Part B, not just by A1

INCREMENTAL_SCHEMA_VERSION 20 -> 21, parse-cache SCHEMA_BUMP 27 -> 29.

SCHEMA_BUMP is 29, not 28, and that is the point of re-checking it against
origin/main at MERGE time rather than branch time. This branch cut at 27 and
bumped to 28; #2415 also bumped 27 -> 28 and merged first. The automated
main-merge onto this branch surfaced the collision — leaving it at 28 would have
shipped this whole change with NO parse-cache invalidation, so every warm cache
keeps replaying the pre-fix captures and ids. This is the third instance of that
collision recorded in parse-cache.ts (#2632/#2653 hit it at v21, and
#2653/#2654 hit INCREMENTAL_SCHEMA_VERSION the same way).

Part B already changed emitted node ids AND edges on files that did not
themselves change (Dart locals re-keyed, Rust gained a node it never emitted,
five languages gained closure-source attribution). A v20 index topped up
incrementally keeps serving the old attribution, and a warm parse cache replays
the old captures and ids verbatim. Shipping S1-S4 without these would have let
every existing index silently keep the pre-fix graph.

## Twin-list drift guard — the sixth instance in this family

`IMPLICIT_RECEIVERS` (gitnexus-shared lookup-core.ts) and `THIS_RECEIVERS`
(type-env.ts) spell the same concept in two packages, and nothing enforced
agreement — `$this` was added to the shared list in #2714 only because it was
already in the other. New structural test asserts set equality plus the ONE
deliberate asymmetry (`Me`, Visual Basic spelling, absent from the shared list
because no SupportedLanguages entry uses it) in BOTH directions, so re-adding it
there or dropping it here each fail loudly.

Structural rather than value-imported: both constants are module-private, and
exporting them purely to be testable would widen two public surfaces to satisfy
a test.

## Two false comments corrected

  - `lookup-core.ts` said "see the drift guard noted in #2714", implying a guard
    existed when it was only a deferred follow-up. It exists now, and the
    comment points at it.
  - `callable-id-lockstep.test.ts` claimed its regex "fails if any site
    reconstructs the id". It matches ONE template spelling; a hand-rolled
    concatenation still slips past. Now stated as a tripwire for the known
    shape, not a proof.

## Skill learnings

Four entries appended to eval/workflow_bench/learnings.jsonl from this run: the
v9fs safe-writer failure, backticks silently terminating a query template
literal (hit three times), a module-level TDZ const that passes tsc and then
presents as N file failures with ZERO failing assertions, and concurrent vitest
runs starving worker startup so a whole suite fails at ~5001ms.

## Verification

Full resolver sweep 2926 passed / 1 skipped / 0 failed (51 files) — identical to
pre-A1, which is the evidence that only locals moved. All EIGHT bench gates PASS
with fingerprints UNCHANGED, so no regeneration was needed. function-local-identity,
callable-id-lockstep, receiver-twin-list-drift and closure-binding-labels 71/71.
tsc --noEmit clean.

detect_changes {staged}: 9 changed symbols, 14 affected processes, risk HIGH —
expected, and the reason the sweep above is the gate rather than a targeted list.
Every affected process routes through `resolveDefGraphId`, the key chain Part A
measured at CRITICAL with 23 direct dependents.

Deliberately NOT done: the SCIP end state (opaque `local <id>` plus an explicit
enclosure EDGE instead of containment encoded in the id string). It is a design
direction, not a limitation of this work, and it is INCOMPATIBLE with A1 — A1
widens chain-encoded identity, that removes chain encoding entirely. Bundling
both would re-key every local twice. Written up in the research notes.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* test: update two assertions the #2699 changes correctly invalidated

Both failed on CI at da3d8397 and are fixed here. Neither is a behaviour
regression; both pinned values that this PR deliberately changed.

1. this-boundary.test.ts — "a Kotlin lambda still sees the receiver"

The `this.m()` edge still exists and `this` still resolves to the enclosing
receiver, which is the ONLY property this test exists to guard (its own comment
said so: "what matters here is only that the `this.m()` edge still exists at
all"). Only the SOURCE moved, from `run` to the lambda:

  Method:K.kt:K.run#0       -> Method:K.kt:K.run.f@2:16
  Method:K.kt:K.run.f@2:16  -> Method:K.kt:K.m#0

The comment justifying the old expectation is now false and is corrected rather
than left: it said the lambda "is not its own caller anchor" because Kotlin
scopes `lambda_literal` as a BLOCK. Kotlin still scopes it as a block (#1757 is
unchanged) — what changed in S2 is that a Block-kind scope is accepted as a
caller anchor when the scope IS the callable's body.

2. call-summary-schema-version.test.ts — INCREMENTAL_SCHEMA_VERSION pin

Moves 20 -> 21 with the bump, which is the point of pinning it: a change that
alters emitted ids or edges without bumping would otherwise ship silently.

Also adds the missing reuse-gate case. `passesReuseGate(20)` now asserts FALSE —
a v20 index predates closure bindings becoming call SOURCES, the Rust node for
`let f = || …`, the Dart closure scope + enclosing-callable identity, and
position-qualified function-local values. Topping such an index up incrementally
keeps serving the old attribution, including the Dart case where two same-named
closures collapsed onto one node and asserted a CALLS edge present nowhere in
the source.

Why CI found these and local verification did not: the verification set was
`test/integration/resolvers/` plus a hand-picked list, and both failures sat
outside it — one integration test about `this` (which a caller-attribution
change obviously touches) and one unit test pinning the exact constant that was
bumped. Grepping for the changed constant, and for tests asserting closure
attribution, would have found both. All 8 suites that reference the schema
constants were then run: 177/177, no third pin.

Verification: this-boundary + call-summary-schema-version 17/17;
the 8 schema-referencing suites 177/177. detect_changes {staged}: 0 changed
symbols, 0 affected processes, risk LOW (assertion-only edits).

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(scope-resolution): resolve every finding from the multi-engine review of #2699 part B

The first cut of Part B shipped four P1 defects. A two-engine review (Claude
swarm + ce personas; Codex gpt-5.6-sol swarm + ce + adversarial) found all four,
three of them because an independent engine disagreed with the authoring one.
Each is fixed here and pinned in test/integration/closure-review-findings.test.ts.

## P1-1 — a multi-line closure binding fabricated a CALLS edge

The worst of the four, because it reintroduced the exact defect class #2699
exists to remove. The two query channels anchor on DIFFERENT nodes by design
(graph-node on the outer wrapper, scope-resolution on the inner closure) and the
bridge joins them on line only. Same line, the join matches. Split across lines:

    $multi =
        function ($x) { return target($x); };

the join missed, `resolveDefGraphId` failed closed, and `resolveCallerGraphId`
then CLIMBED to the parent scope — emitting `outer -> target` although `outer`
calls nothing, while the real `outer.$multi` node sat with zero outgoing edges.

`resolveCallerGraphId` now fails closed at the owning callable instead of
climbing. If we have identified the callable that owns a call site and cannot
name its graph node, crediting an ancestor is not graceful degradation — it
invents a relationship. A missing edge is the correct failure direction for a
graph whose consumers include `impact`.

Getting there took two attempts, worth recording: the first guard keyed on the
def's qualifiedName carrying the `@line:col` local marker, but that suffix is
added by parse-worker for GRAPH NODE ids and scope-resolution defs do not have
it, so the guard never fired. `pickCallerCallableDef` now reports whether the
callable came from a child scope, and the fail-closed applies to the owning
callable either way.

## P1-2 — TS constructor parameter properties were re-keyed as locals

A REGRESSION against the base, not merely an incomplete fix. Admitting
`Property` to the position-qualified set made the enclosing-callable walk reach
the constructor's `method_definition` THROUGH the parameter list — a
LOCAL_SCOPE_BODY hit that lands before any class boundary — so
`constructor(private readonly port: Port)` produced
`Property:svc.ts:Service.constructor.port@2:14` instead of `Service.port`. That
silently empties the slot `impact`, `rename` and FTS address while the class
still asserts HAS_PROPERTY against it, and it is the Angular/NestJS DI idiom.
A real instance exists in this repo at src/core/group/service.ts:304.

parse-worker.ts already computed the correct exemption (`isFunctionLocalProperty`,
lines 2245-2257) two lines above; the new ternary discarded it. Now reused, so
the owner-edge decision and the id decision cannot disagree.

## P1-3 — Dart top-level and `final` closures were never call sources

The rule matched only `initialized_variable_definition`, Dart's FUNCTION-LOCAL
shape. A top-level `var` is `initialized_identifier` and a top-level
`final`/`const` is `static_final_declaration`; the second declarator of
`var f = ..., g = ...` is also `initialized_identifier`. None got a declaration
capture, so `findFunctionBody` never synthesized their scope.
dart/captures.ts ALREADY listed all three in bindingNodeTypes for callable-flow
— the declaration rule simply did not mirror it. It does now.

## P1-4 — Ruby `do ... end` and `Proc.new` closures were uncovered

`do ... end` is the dominant MULTI-LINE Ruby style and produces `(do_block)`;
all three patterns matched `(block)` only. The scope channel already covered
both, so these closures got a Block scope owning nothing and their calls fell
through to the enclosing method. The PR's own Ruby test used the brace form, so
it passed.

Fixing it needed BOTH channels — tree-sitter-queries.ts had no graph-node rule
for the `(call)` forms either, exactly as Rust did. Verified: brace, do/end and
Proc.new are now all sources.

## Also from the review

- The split-signature fallback could fire on VALID TypeScript: a
  `declare namespace` containing a bodyless overload made the next declaration's
  `export_statement` a sibling of a `function_signature`, so `send` became
  `internalHelper.send@2:9`. The fallback now requires the matched node to be
  the signature's BODY (a body holds statements; a declaration wrapper holds
  another signature), which separates the two without naming a grammar.
- `isCallableDef` re-spelled `Function | Method | Constructor` in the same file
  that imports `isOverloadableCallable` and calls it three times — a NEW twin
  list, in the PR whose headline is a twin-list drift guard. It now delegates.
- A partial edit had left a self-contradictory comment in parse-worker.ts
  ("Restricted to CALLABLE labels: the / Applies to VALUES as well as callables").
- eval/workflow_bench/learnings.jsonl carried a "skill": "gitnexus-plan" entry,
  but that skill's SKILL.md:347 states feedback is chat-only and forbids
  appending learnings during a planning task. Dropped; the three gitnexus-work
  entries are sanctioned and stay.
- Ruby's lambda/proc patterns tested the method NAME only, so `MyMod.lambda { }`
  was captured as a closure binding. `!receiver` now constrains them.
- Rust's closure work (S3) had ZERO test coverage anywhere — verified once by a
  throwaway fixture and never pinned. Now covered.

## Verification

Full resolver sweep plus the identity/closure suites: 3017 passed / 1 skipped /
0 failed across 58 files (up from 2997 — the new tests). This is the gate that
mattered for P1-1: failing closed instead of climbing could have silently
deleted real edges in any language, and ~2900 resolver assertions say it did
not. All EIGHT bench fingerprint gates PASS with fingerprints UNCHANGED.
tsc --noEmit clean.

detect_changes {staged}: 14 changed symbols, 18 affected processes, risk
CRITICAL — expected, since P1-1 changes the fallthrough of `resolveCallerGraphId`,
the key chain Part A measured at CRITICAL with 23 direct dependents.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-28 18:25:19 +01:00
MyShining
ff86ccf1e7
feat(spring): model profiles, conditions, and auto-configuration (#2678)
* feat(spring): model conditions and auto-configuration

* fix(spring): align auto-configuration declarations

* perf(spring): streamline auto-configuration indexing

* test(spring): move timing benchmark out of vitest

---------

Co-authored-by: Shining <xuenning@qiyi.com>
Co-authored-by: Gergő Magyar <gergomagyar@icloud.com>
2026-07-28 07:05:41 +01:00
Gergő Magyar
e307286d52
fix(scope-resolution): a named receiver's member never resolves lexically, + two #2695 follow-ups (#2714)
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* fix(scope-resolution): a named receiver's member never resolves lexically (#2699)

`lookupCore` Step 1 walked the lexical scope chain for every lookup, including
explicit-receiver property reads. So `options.baseUrl` could bind to an
unrelated function-local `const baseUrl` in the same file, and
`config.extractVisibility(node)` to the enclosing class's own method.

This is the residual half of the defect JS/TS block scopes narrowed in #2695.
Blocks moved nested-block locals off the chain of a reference outside the
block, which removed 114 false edges; a local declared directly in the function
body stayed on it, and no amount of extra scopes reaches that case. Fixed at
the cause instead: `recv.name` names a member of whatever `recv` denotes, so a
binding of the bare tail name in an enclosing scope is never the right answer.
Steps 2 and 3 (receiver type / owner members) are the legitimate routes.

`this` and `self` are EXEMPT, and that exemption was measured, not assumed.
Skipping Step 1 for every explicit receiver removed 711 edges on a 762-file
corpus — but 2 of those were genuine: `self.srcIx` and `self.streamedAt(...)`
after `const self = this`, reaching their own class's members through the
class-body scope. For a self-receiver the members and the lexical chain
legitimately overlap; for a named receiver they never do. Exempting the self
names keeps both true edges and still removes 709 false ones, adding none.

The removals were classified by reading source at the site, not by pattern-
matching ids — an "is the target a member of the source's owner?" heuristic
labelled 43 of them plausible and every one I then read was false:

    language = config.language;          -> the class's own `language`
    dirMap.get(...) / exactMap.get(...)  -> a sibling object-literal `get`
    return config.extractVisibility(n);  -> the class's own method (self-edge)
    writer.close();                      -> GraphEmitSink.close

Residual, deliberately kept: a `this.x` read can still bind lexically to a
same-named local. That is the price of the two true self-alias edges above.

`INCREMENTAL_SCHEMA_VERSION` 19 -> 20: a v19 index holds these false
CALLS/ACCESSES on every unchanged file and would keep serving them through the
reuse gate.

Test confirmed discriminating: it fails with the guard reverted.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(typescript,javascript): a generator expression binding is a Function node (#2693)

`const g = function* () {}` matched none of the closure-binding definition
rules — they covered `arrow_function` and `function_expression` only — so the
binding emitted a `Const` node. `buildGraphTargetIndex` admits callable nodes
only, so `g()` resolved to nothing.

Same defect shape as the `var` case #2693 already fixed: a different grammar
node for the same construct, and the resulting graph node was not callable.

Adds the four variable-binding shapes in both languages: `const`/`let` and
`var`, each plain and exported. Purely additive — no existing pattern is
reordered or rewritten, because the #2687 pre-scan dedup is order-dependent
and collapsing the value/callable pair depends on which match wins.

Deliberately NOT covered, and the query comment says so: a generator in an
object-literal pair or a HOC wrapper still falls through anonymous. Those are
rarer, and each additional pattern is another chance to disturb the dedup.

`SCHEMA_BUMP` 26 -> 27: definition captures are parse-time, so a warm parse
cache would replay the old ones verbatim — `--force` does not clear it.

Two tests confirmed discriminating (they fail with the patterns reverted), plus
a guard that the already-working generator DECLARATION form is unaffected,
since it shares the emit path these were inserted beside.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(ingestion): keep caller attribution in lockstep with definition ids (#2699)

The definition phase appends `localIdentity` to a nested callable's own name
segment (`run.save@3:2`); `findEnclosingFunctionId` did not, so the two phases
derived different ids for the same callable. The failure mode is silent — the
caller id names a node that does not exist, so the edge is dropped rather than
reported — which is why the parse-worker docblock calls this pair a lockstep
guarantee and asks that both phases derive the prefix from one place.

The condition is now byte-identical to the definition phase's
(`nestedPrefix !== undefined`), so the two cannot diverge again.

Scope of the claim, stated plainly: no reproducing case was found, and this
changes nothing measurable on a 762-file TypeScript corpus. TS/JS resolve
callers through `resolveCallerGraphId` in the graph bridge, not this path;
`findEnclosingFunctionId` serves the `callExtractor` languages, and the
corpus does not exercise a nested callable there. The review that raised it
(P3) observed zero dangling edges, and "zero dangling" is also what silently
dropped edges look like — so this closes a documented contract rather than a
demonstrated bug, and carries no test of its own.

Rides the `SCHEMA_BUMP` 26 -> 27 in the preceding commit: caller attribution
runs in the worker, so a warm parse cache would replay the old ids.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* docs(test): correct the block-scope header that this PR made false (#2699)

Review finding (MEDIUM). The file header still described `lookupCore` Step 1 as
walking the lexical chain for EVERY lookup, and called the function-body-local
case "unchanged and still mis-resolves ... pre-existing and tracked
separately". Commit 59b892ca in this same PR falsified both, and the describe
block added ~80 lines lower in this same file asserts the opposite — a reader
scoping future work from the header would have concluded the case was still
open.

Rewritten to state what the code does: Step 1 is skipped for a NAMED explicit
receiver, the function-body case is fixed here, and the surviving residual is
that a `this`/`self` read can still bind lexically to a same-named local —
with the reason those two names are exempt (they keep the genuine
`const self = this; self.member` reads that Step 1 resolves correctly).

Also corrects a PRE-EXISTING staleness inherited from #2695 in the same
paragraph block: "the genuine bare read of that same local must still emit its
edge" describes a test that no longer exists, because TypeScript emits no
`@reference.read` for bare identifiers at all. Fixed here rather than left
adjacent to a freshly corrected sentence.

Comments only — `detect_changes` reports 0 changed symbols across 1 file.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* refactor(ingestion): give the nested-callable id rule one definition (#2699)

Review finding (LOW): the lockstep change in this PR shipped without a test.
The plan called for a unit test asserting the two id-derivation phases agree.
Two things changed that plan during execution, both recorded here.

FIRST — there are THREE phases, not two. Re-verifying the plan's assumption
(`grep -n localIdentity`) found a third call site: the worker-path node-id
derivation in `processFileGroup` (parse-worker.ts:2316), whose own comment
already acknowledged the coupling. `impact` on `localIdentity` corroborates:
three direct dependents, all in the Workers module. So the invariant three
phases must agree on is now ONE function, `nestedCallableQualifiedName`, and
divergence requires deleting a call rather than editing a duplicated
expression.

SECOND — the planned `_forTest` alias seam does not work for this module.
`parse-worker.ts` posts a `ready` message to `parentPort` at module scope, so
value-importing it from a unit test throws before any test runs; the existing
unit tests that reference it use `import type` only, which erases. The rules
therefore move to a new pure module, `workers/callable-id.ts`. That is what
makes them testable at all, rather than merely commented.

Pure refactor — no id changes. Verified by the suites that assert exact node
ids (`Function:svc.ts:run.save@7:2`, `Function:c.php:run.$save@3:2`): 74/74
green, and `detect_changes` reports only the three expected symbols and the
two `processFileGroup` flows `impact` predicted.

The test pins both halves: the rule's contract, and a structural assertion
that no site has re-inlined `${prefix}.${localIdentity(...)}` — the unit
assertions alone would still pass if a fourth phase spelled the rule out by
hand, which is exactly how the divergence arose.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(scope-resolution): give PHP's `$this` the same self-receiver exemption (#2699)

Review finding (LOW). The Step-1 skip added in this PR exempts `this`/`self`,
but the receiver name arrives as the reference node's RAW SOURCE TEXT —
`extractExplicitReceiver` returns `cap.text` verbatim — so PHP's `$this->x`
presents as the string "$this" and matched neither entry. PHP was the one
supported language whose self-receiver got no exemption at all.

Measured, and the measurement is why this is framed as consistency rather
than a bug fix:

  - Corpus delta ZERO. 762-file TypeScript corpus, CALLS+ACCESSES set diff:
    13179 -> 13179, added 0, removed 0. So no INCREMENTAL_SCHEMA_VERSION bump
    (stays 20), per the plan's decision rule.
  - No PHP shape found that DISCRIMINATES. Both the simple `$this->prop` /
    `$this->helper()` shapes and a closure reading `$this->…` inside a method
    that also declares a same-named local produce byte-identical edge sets
    with `$this` present and absent — Step 2 resolves the receiver's type
    first. The added test is therefore labelled a COMPANION INVARIANT, exactly
    as the `this.baseUrl` case beside it is, and does not claim to prove the
    fix.

It is still worth making: the exemption is protective, and the 709-removed /
0-true-lost measurement that justified the narrow guard was TypeScript-only,
so PHP's safety was never established by evidence. This closes that by
construction.

Two corrections to what the plan assumed, both found by checking:

  - The plan (and my first draft of this comment) claimed the codebase had no
    precedent for handling a sigil'd receiver name. FALSE: `THIS_RECEIVERS` in
    `core/ingestion/type-env.ts:244` has always listed `$this`, and it is the
    ingestion-side twin of this very list. The precedent does not merely
    exist, it validates the approach chosen here — list the spelling as data,
    do not strip sigils.
  - That twin also lists `Me`. Deliberately NOT mirrored: no entry in
    `SupportedLanguages` is Visual Basic, so it could only ever exempt a
    variable that happens to be called `Me`.

The two lists are otherwise the same set with nothing enforcing it — a fifth
instance of the twin-list drift class this PR keeps meeting. A drift guard is
the right fix and is out of scope here; noted for follow-up.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(rust): resolve `Self` in scope-resolution type bindings (#2699)

CI regression, caught by `tests / ubuntu / coverage` on 13d5e738 and traced to
the named-receiver Step-1 skip earlier in this PR (59b892ca), not to the three
commits above it — verified by reverting those three and reproducing the
failure unchanged.

`test/integration/resolvers/rust.test.ts > resolves fresh.validate() inside
impl User via Self {} inference` failed: 192/192 on main, 191/192 on this
branch. The fixture calls `fresh.validate()` where `let fresh = Self { .. }`
inside `impl User` — a genuine call to `User::validate`, and a TRUE edge that
the skip deleted.

Root cause is a twin-channel disagreement, not the skip:

  - `type-extractors/rust.ts:142` substitutes `Self` -> the enclosing impl
    type into the TYPE-ENV channel via `findEnclosingImplType`.
  - `languages/rust/interpret.ts` recorded `@type-binding.type` verbatim, so
    the SCOPE-RESOLUTION channel bound `fresh: Self` — a type that does not
    exist, leaving the receiver's type unknown and Step 2 unable to resolve.

`main` passed only because Step 1 still walked the lexical chain for named
receivers: the impl scope binds `validate` by name, so the call resolved BY
ACCIDENT. Stopping that walk turned a latent gap into a lost edge. The fix
closes the gap rather than restoring the accident — `Self` is now substituted
at capture-emit time in `languages/rust/captures.ts`, where the impl node is
reachable, reusing the `findEnclosingImpl` + `syntheticCapture` idiom already
in that file.

CORRECTION to this PR's central claim. "709 removed / 0 added / 0 true edges
lost" was measured on a 762-file TYPESCRIPT corpus and stated without that
qualifier. Rust lost one true edge. The measurement stands for TypeScript; it
did not generalise, and the PR body is being updated to say so.

Scope of the breakage, measured rather than assumed: 1 failure in 2927 tests
across all 51 resolver files. Every other language — Go, Java, C#, Kotlin,
Swift, Python, PHP, Ruby, Dart, C++ — passes, which is why this is a targeted
fix and not a revert of the skip.

Re-baselined `bench/scope-capture` for RUST ONLY (655aed01 -> 7f1240b3); the
other 14 language fingerprints are byte-identical. The drift is the intended
output change and the reason is recorded in the baseline entry, per that
file's own "explain, never re-baseline to make CI green" rule.

Verified: rust resolvers 192/192; all 51 resolver files 2926 passed / 1
skipped / 0 failed; the 8 targeted suites 96/96; all 8 CI bench gates PASS;
`tsc --noEmit` clean; `detect_changes` reports one touched symbol
(`emitRustScopeCaptures`) and no affected flows.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* test(golden): refresh the Rust capture golden and the C# PDG snapshot (#2699)

The two committed artifacts CI flagged after 5f55fe46. They drifted for
OPPOSITE reasons, so each was inspected before regenerating rather than
refreshed on sight.

RUST GOLDEN — drifted because 5f55fe46 CORRECTS the output. A `Self` type
binding now records the enclosing impl's type instead of the literal `Self`,
in both the `let x = Self { .. }` and `fn new() -> Self` forms. Blast radius
verified exact: 5 fixtures drifted, all 5 contain `Self`, and every
`Self`-bearing rust fixture is among them (rust-self-struct-literal,
rust-constructor-type-inference, rust-default-constructor,
rust-method-enrichment, rust-scoped-multi-file).

C# PDG SNAPSHOT — drifted because the named-receiver Step-1 skip (59b892ca)
REMOVED A FALSE EDGE. CALLS 7 -> 6, and the edge that went is:

    Demo.Resolve.Parse@142:12#1 -> Demo.Resolve.Parse@142:12#1

a self-call, from `int Parse(string v) => int.Parse(v);`. `int.Parse(v)` is
System.Int32.Parse; the lexical chain was binding it to the enclosing local
function that happens to also be called `Parse`. Same defect class as
`writer.close()` -> GraphEmitSink.close. The snapshot's own comment says it
exists so "a future refactor that silently rewires the C-family graph trips
this gate" — it tripped correctly, and the rewiring is an improvement.

Both failures were PRE-EXISTING on this PR from 59b892ca, not from the three
commits above it — verified by reverting those and reproducing unchanged. They
went unseen because this PR's CI was never watched after its first push.

Verified after regeneration, WITHOUT update flags so they must genuinely pass:
rust-captures-golden 9/9; pipeline-pdg 31/31. The snapshot diff is 3 lines,
all inside the C# entry — no other language's snapshot moved. `detect_changes`
reports 0 changed symbols (test artifacts only).

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-27 17:56:38 +01:00
Gergő Magyar
4906daf27b
fix(scope-resolution): resolve calls through a closure-valued binding across languages (#2693) (#2695)
* fix(scope-resolution): resolve calls through a closure-valued binding (#2693)

`val f = { }; f()` emitted no CALLS edge in Kotlin or Swift, so `impact` on
such a symbol under-reported to zero — the same false all-clear as #2687.

The cause was not, as first suspected, that these languages fail to feed
`callable-value-flow`. They do: `synthesizeCallableFlowCaptures` is called
from 15 language capture modules, and Kotlin already resolves reassignment
through the pass (`var f = ::a; if (c) f = ::b; f(1)` reaches both targets).
Their captures are already exactly right — the seed names the binding as its
own callable, per the anonymous-callable convention in
callable-flow-captures.ts.

They died one layer later, at the `buildGraphTargetIndex` gate:

    if (!isCallable(def) && providerTarget?.(def) !== true) continue;

`isCallable` is Function/Method/Constructor, but the scope-resolution layer
declares a closure binding with its VALUE label (Kotlin/Swift `Property`),
and `isCallableValueTarget` is implemented by exactly one provider — COBOL.
So the binding never entered `graphTargets`; `lexicalCallableLookup` then
returned `shadowed: true` with no targets, which also suppressed the
workspace-wide fallback, and the seed resolved to nothing.

Only the graph knows a value binding holds a callable — since #2687 it emits
a single `Function` node for one. So value bindings now resolve their graph
id first and are admitted on the label of the node they actually reach.

This is self-limiting: a genuine constant keeps its own Const/Property node,
so `resolveDefGraphId`'s qualified key hits before the label-agnostic
`simpleKey` fallback can reach a same-named callable. Only a binding whose
own value node was replaced by a callable one gets through.

No scope kind changes — Kotlin's `lambda_literal` stays `@scope.block`, so
#1757 smart-cast semantics are untouched by construction. The fix is
language-neutral: it discriminates on the graph node label, never on a
language name.

Dart is fixed separately; its root cause is independent.

* fix(dart): resolve calls through a closure-valued binding (#2693)

Dart needed more than the shared gate fix: neither of its closure-binding
forms could resolve, for two different reasons, and the plan's one-line
diagnosis turned out to be incomplete.

TOP-LEVEL `var f = (x) => x;`
  A graph Function node already existed (#2687), but no `@declaration.*`
  matched the binding, so scope resolution had no SymbolDefinition to attach
  a flow seed to. Adding the declaration exposed a second problem: Dart's
  `initialized_identifier` is FIELDLESS, so the shared field-based assignment
  fallback (`left`/`name`/`value`/…) decomposed nothing and the binding still
  emitted no flow captures at all. Kotlin's fieldless `assignment` node hit
  exactly this and took the same remedy — a provider `extractAssignment`.

FUNCTION-LOCAL `void m() { var f = (x) => x; }`
  Locals parse as `initialized_variable_definition`, which the top-level
  graph-node rules are deliberately anchored under (program) to avoid, so a
  local closure had no graph node at all — nothing for the widened
  `buildGraphTargetIndex` gate to admit.

Both new rules are restricted to a `function_expression` value. Declaring
every Dart variable would mint defs and nodes repo-wide for no resolution
benefit; ordinary locals stay unindexed exactly as before. The top-level
declaration reuses the (program) anchor the graph-node query already relies
on, so class-body fields — which share `initialized_identifier_list` and are
already `@declaration.property` — are never matched twice.

Also drops the now-false note in tree-sitter-queries.ts claiming `f()` does
not resolve for Dart. That node is now the evidence that makes it resolve.

* docs(scope-resolution): document the callable-flow capture contract (#2693)

The module is 1200+ lines behind a nine-line docblock, and the only worked
example was C. Both root causes fixed in this series were "the contract was
discoverable only by reading the emitter":

  - the anonymous-callable convention (a seed whose source is a closure takes
    its DESTINATION's name) is what makes closure bindings resolvable at all,
    and is the reason the widened target gate is correct;
  - a fieldless binding node silently decomposes to nothing under the shared
    assignment fallback, which cost Kotlin one debugging cycle in #2522 and
    Dart another here;
  - captures alone are never enough — the bound name also needs a
    `@declaration.*` or there is no cell to key the seed on.

Records the cell/site model, both traps, and points at the fullest and
smallest worked examples.

Bumps INCREMENTAL_SCHEMA_VERSION 15 → 16 and the parse-cache SCHEMA_BUMP
22 → 23: this series emits NEW CALLS edges and new Dart Function nodes, and
the incremental write set only covers changed files, so an existing index
would keep reporting a zero blast radius for exactly the symbols the fix is
about.

* perf(scope-resolution): pre-filter value bindings in the callable target index (#2693)

Widening the `buildGraphTargetIndex` gate to consider VALUE bindings put the
hot loop on a much larger def population — value bindings outnumber callables
in real source — and the naive version paid full price per binding. Measured
on a synthetic 800-file corpus (8 value bindings per file, 1 of them a closure
binding), the widening cost 2.50-2.82x the pre-#2693 callable-only build.

Two wastes, both provable rather than guessed:

1. `definitionAnchorKey` ran for every def, including value bindings. The
   anchor index is keyed by callable LABEL and the key is built from
   `def.type`, so a value def can never hit it — and the key costs a regex
   per def.

2. Every value binding paid the whole `resolveDefGraphId` key chain only to be
   rejected. It need not: every qualified key that function tries embeds
   `def.type`, so for a VALUE def those can only ever reach a value-labelled
   node. Its one route to a callable is the label-agnostic
   `simpleKey(filePath, simpleName)` fallback, which by construction requires
   a callable node with the SAME file and simple name. So a value binding with
   no such node cannot resolve to a callable, and one Set lookup decides it.

That set is derived in the graph walk the anchor index already performs, so it
costs no extra pass.

  large_ms            7.79-8.37  ->  4.90-5.02   (1.61x faster)
  widening_overhead   2.50-2.82  ->  1.45-1.50

The resolved target-set fingerprint is byte-identical across both, which is
the point: this is a cost change, not a behaviour change.

Adds bench/callable-value-flow/ (fingerprint + scaling + widening-overhead
gates) and wires it into ci-tests.yml beside the other build-free benches. The
overhead budget of 1.9 sits between the measured with-filter and without-filter
bands, so it cannot be met if the pre-filter is removed. Timings use the MIN of
15 warmed reps, not the median: the same build reported 1.65 idle and 2.03
under load, and a median-based gate would have to be loosened past the point of
detecting the regression it exists to catch.

`buildGraphTargetIndex` is exported for the bench; it is pure and not part of
the pass's public contract.

* test(scope-resolution): assert the declaration route does not double-emit (#2693)

Go, Python, C++ and TS/JS already resolved a closure-binding call through
their `@declaration.function` capture. The widened `buildGraphTargetIndex`
gate gives the same call a SECOND possible route, so each must still produce
exactly one edge.

`tryEmitEdge` dedups by key, but a collapsed key and a site-anchored key are
DIFFERENT keys — a real double-emit would show up as two ids for one call
site, not be silently collapsed. Asserting on edge ids rather than target ids
is what makes that visible.

* fix(scope-resolution): join value bindings to their callable node by POSITION (#2693)

Review found the first cut of this series minted FALSE CALLS edges. Admitting a
value binding whose *resolved* graph node is callable let `resolveDefGraphId`
fall through to its label-agnostic, first-write-wins
`simpleKey(filePath, simpleName)` and bind the name to ANY same-named callable
in the file.

The safety argument in the previous commit — "a genuine constant keeps its own
Const/Property node, so the qualified key hits first" — silently assumed
`def.type === node.label`. It does not hold:

  - TypeScript declares `const` as `Variable` but emits a `Const` NODE, so the
    qualified key misses even though the value node exists;
  - Rust `let` bindings get no graph node at all, so the fallback is the only
    route.

Reproduced, all previously emitting a fabricated caller:

  const save = (x: number) => x * 2;   // next to an unrelated Svc.save
      -> Method:svc.ts:Svc.save#1      // Svc never instantiated
  const handler = other;               // shadowing a top-level handler
      -> Function:app.ts:handler       // unreachable from here
  let handler = cb;                    // Rust
      -> Function:main.rs:handler

Worse in Dart, where the same collision INVERTED the feature: the only edge went
to the class method and the closure's own node got none. The result was also
declaration-order dependent — two files differing only in declaration order got
different CALLS sets — and it propagated through argument-to-formal binding into
functions whose source never mentions the name.

A closure binding IS its callable node: same file, same line, same name. An
aliasing local is not. So the join is positional now — a file/line/name index
built in the graph walk `byAnchor` already performs — and value bindings never
run the key chain at all. That is both correct and cheaper:

  large_ms            4.90-5.02  ->  4.37-4.63
  widening_overhead   1.45-1.50  ->  1.43-1.58   (name-match design: 2.50-2.82)

with a byte-identical target-set fingerprint on the bench corpus.

Also from review:

  - `Static` dropped from VALUE_BINDING_DEF_TYPES: `normalizeNodeLabel` has no
    `static` case, so no def can carry that type — it was an entry no fixture
    could ever exercise. The remaining set now documents why it deliberately
    does NOT reuse `isOwnableValueLabel`, which is contracted to a different
    consumer.
  - Dart `final`/`const` top-level closures (static_final_declaration_list) and
    every declarator after the first in a multi-name local now resolve; both
    parse into shapes the earlier rules never reached.
  - The bench source carried a literal NUL byte, so git recorded it as BINARY
    and the only artifact pinning the target set was unreviewable in the PR
    diff. It is written as an escape now. Its corpus also modelled `startLine`
    as 1-based where graph nodes are 0-based, which would have stopped it
    exercising the value-binding path at all.
  - `call-summary-schema-version.test.ts` asserted `passesReuseGate(15)` is
    true; the 15 to 16 bump made that false and the test RED. It now pins 16 as
    current and 15 as rejected, matching the pattern every prior bump followed.
  - The v23 parse-cache comment is at the top of the list, not mid-list.

Tests: the five collision cases above are new regression tests, each confirmed
failing against the previous commit. Also added Kotlin class-body closures (the
only case exercising the Method arm), Dart top-level `final`, Dart multi-name
locals, and a warm-parse-cache replay for Kotlin and Dart — the #2693 captures
are replayed verbatim, so a serialization change would surface only on a SECOND
analyze and every other test here runs cold. The previous negative tests were
vacuous: they paired names that did not collide (`maxSize` vs `size`), so the
pre-filter rejected them before the guard they were named after could run.

* docs(storage): fix the schema-version changelog blocks (#2693)

Two problems, one mine and one not.

MINE: the `INCREMENTAL_SCHEMA_VERSION` block is ASCENDING (v2 … v15), and I
inserted v16 above v15 rather than at the end — I had just moved the parse-cache
entry to the top of ITS block, which is descending, and applied the same habit
to a list ordered the other way. Moved to the end; both blocks are now
internally consistent.

NOT MINE: the parse-cache block carries TWO v21 entries, with v20 wedged between
them. Tracing it: #2632 (Spring DI facts) bumped 20 -> 21 and merged first;
#2653 (Java JLS local-class identities) had branched at 20, also bumped to 21,
and merged second — so it shipped with NO invalidation of its own. An index
already stamped 21 by the first change was treated as current by the second and
kept serving stale local-class identities from the warm cache.

Numbers left alone: both genuinely shipped as 21, and renumbering them now would
misstate what users' indexes actually contain. Instead the entry says so
explicitly, and points at the process fix — re-check the constant against
origin/main immediately before merging, not just when the branch is cut. The
identical collision hit INCREMENTAL_SCHEMA_VERSION in #2653/#2654, so this is a
recurring failure mode of concurrent PRs, not a one-off typo.

Comment-only; no constant changes value.

* feat(scope-resolution): resolve closure bindings in Ruby, Java, C#, PHP and JS/TS var (#2693)

Ruby, Java, C# and PHP already emitted correct callable-flow seeds and invokes.
What they lacked was the #2687 piece — a CALLABLE graph node at the binding,
which is what buildGraphTargetIndex joins to by position. PHP additionally had
no scope declaration for the bound name, so the flow pass had nothing to attach
its seed to.

  ruby    handler = ->(x) { x }        handler.call(1)   -> Function:a.rb:handler
  java    Function<..> handler = x->x  handler.apply(1)  -> Function:A.java:A.handler
  csharp  Func<int,int> handler = ...  handler(1)        -> Function:A.cs:A.handler
  php     $handler = fn($x) => $x      $handler(1)       -> Function:a.php:handler

Ruby and Java invoke through the callable-object protocol; C# and PHP call the
binding directly. Locals work in all four, and a binding whose name collides
with a same-named method resolves to the CLOSURE, not the method.

Two things the sweep caught:

JAVA TWIN. Anchoring the rule on the inner variable_declarator produced BOTH a
Function and a Property node — the exact double-indexing #2687 removed. The
parse-worker dedup keys on (definition node, name), and Java's value rule
anchors on field_declaration, so the keys never matched. Re-anchored on
field_declaration / local_variable_declaration.

JS/TS `var`. `var f = (x) => x` kept a Variable label while const/let got
Function, because `var` is a different grammar node (variable_declaration vs
lexical_declaration) that no closure rule covered. A call through the binding
still resolved via the declaration route, so the CALLS edge pointed at a
NON-callable node. Now consistent across const/let/var.

That last one flipped an existing assertion in const-function-twin.test.ts,
which expected `Variable` for a var-bound function-expression. Its comment
explained why — "var has no matching @definition.function pattern, so nothing
claims the name" — i.e. it documented the gap rather than defending it. The
property it was really protecting (an UNCLAIMED value node survives) now has
its own case with a non-function initializer, and the var-closure case asserts
the collapse to one node, which is also the twin guard for the new rule.

Known limits, both pre-existing and both failing safe:

  - A PHP local closure whose name collides with a top-level function gets no
    edge: both want id Function:<file>:<name>, so the closure never gets its own
    node. This is the file-scoped node-identity convention — TypeScript, Python
    and Dart collapse identically at base.
  - TS/JS class-field arrows stay Property (Kotlin's equivalent emits Method).
    They already resolve; changing the label risks the HAS_PROPERTY ownership
    regression #2687 hit once.

The invalidation constants already bumped in this PR (INCREMENTAL_SCHEMA_VERSION
16, SCHEMA_BUMP 23) cover these additional languages; their notes now say so.

Tests: one case per newly-resolving language plus the PHP anonymous-function
form and the JS var form, in closure-binding-labels.test.ts. The file now spins
a worker pool per test across a dozen languages, so its timeout is raised
file-wide — a case that takes ~7s alone was exceeding the 30s default under
that contention.

* fix(ingestion): class-field closures are callable members in TS/JS (#2693)

A CALLS edge must target a callable node. `class A { handler = (x) => x }` emitted
a Property, so calling it produced `CALLS -> Property:A.ts:A.handler` — an edge
pointing at something the graph says is not callable. Same defect class as the
JS/TS `var` binding fixed in the previous commit, and the last place a closure
binding still carried a value label.

Kotlin already models its class-body closure as Method + HAS_METHOD; TS/JS now
match, so all three agree:

  class-field closure   -> Method   + HAS_METHOD    (CALLS target is callable)
  plain class field     -> Property + HAS_PROPERTY  (unchanged, no CALLS)

Anchored on public_field_definition / field_definition — the same nodes the
property rules use — so the parse-worker dedup collapses the pair rather than
leaving a Method/Property twin, the failure the Java rule hit in the previous
commit.

ON MATCHING THE COMPILERS. This deliberately diverges from tsc and SCIP. The
TypeScript compiler classes `handler = () => {}` as a PropertyDeclaration
("a property declaration independently from what it's assigned to"), and SCIP
gives it a `.` term descriptor, the same suffix as any field — both call it a
property, and Kotlin's compiler likewise treats `val f = { }` as a property with
a function type. The divergence is intentional: GitNexus's Function/Method label
does not mean "tsc SymbolFlags", it means "this node can be the target of a
CALLS edge", which is the convention #2687 set for closure bindings in every
language. Modelling it the compiler's way would mean either dropping call
resolution for these members or emitting a separate node for the lambda and
flowing the property to it — the two-node shape #2687 removed. Recorded here so
the next reader does not "fix" it back.

Tests: TS and JS class-field arrows resolve to their Method node, plus a guard
that a NON-closure class field stays a Property — the closure rule must key on
the initializer, not on the field syntax.

* fix(php): keep the $ sigil on closure-binding nodes so locals stop colliding (#2693)

A PHP local closure whose name matched a file-level function got NO edge at all:

    function save($x) { return $x; }
    function run() {
      $save = fn($x) => $x * 2;
      return $save(1);              // no CALLS edge
    }

Both minted the id Function:<file>:save, so the closure's node was swallowed by
the function's and the positional join found nothing at the binding's line.

The fix is PHP's own semantics rather than a change to node identity across the
graph. PHP holds variables and functions in SEPARATE namespaces — $save and
save() cannot collide in the language — and the sigil is what separates them.
Dropping it was the bug. The node rule now captures the whole variable_name, so
the closure is Function:<file>:$save and the function stays Function:<file>:save.
languages/php/query.ts already keeps the sigil on property declarations for the
same reason, so this makes the two consistent.

The positional join normalises a leading $/@ on both sides, matching what the
scope layer and the callable-flow synthesizer already do, so the binding still
matches its own declaration while its NODE stays distinct.

    local closure + same-named function -> Function:c.php:$save   (the closure)
    calling the real function           -> Function:f.php:save    (unchanged)
    plain $max = 10                     -> no node, no edge       (unchanged)

WHAT THIS DOES NOT FIX. The general problem is wider than PHP: GitNexus node ids
are file-scoped, so a function-local symbol and a file-level one with the same
name collapse in TypeScript, Python and Dart too, and Java/C# only escape by
qualifying on the enclosing CLASS (so two same-named locals in different methods
still collide). SCIP solves it with a separate `local <id>` keyspace that is
document-scoped and never globally addressable. That is issue #2699 — it changes
persisted ids for every function-local symbol and needs its own invalidation, so
it is not bundled here. PHP is fixed on its own merits: the sigil belongs in the
identity regardless of how locals are eventually scoped.

* test(scope-resolution): pin the closure-binding caller-attribution limit (#2693)

Review of this PR found the new callable nodes are call TARGETS but never call
SOURCES: a call made INSIDE a closure binding is attributed to the enclosing
scope, so `impact(handler, direction:"downstream")` reports nothing even though
the closure calls out. Consistent across Kotlin, Dart, Ruby and PHP; TS/JS free
bindings are the exception because their arrow carries a @scope.function whose
range matches.

Not fixed here — pinned, so the boundary is visible instead of surprising, and
so a change in EITHER direction fails a test.

The cause is precise: `pickCallerCallableDef` (graph-bridge/ids.ts) finds the
caller by walking CHILD scopes whose range contains the call site, gated on
`child.kind === 'Function'`. A closure literal is a BLOCK scope in these
languages (Kotlin deliberately, #1757 smart casts), AND the binding's def is
owned by the enclosing scope rather than by the closure's scope — so neither
half of the link exists. Fixing it needs "callable boundary" decoupled from
scope `kind` plus an association between the closure scope and its binding.
That is a change to the caller anchor used by every call in the repo, which is
not something to land at the tail of this PR.

Also adds a unit suite for `buildGraphTargetIndex` itself, covering what the
integration tier cannot isolate: a binding is admitted only on POSITIONAL
evidence, a name-only match is rejected, a non-callable node at that position is
rejected, an ambiguous position claimed by two callables is rejected, and the
PHP dollar sigil normalises across the join while still not matching a
same-named function on another line. That last one closes the review's LOW —
the node/declaration name asymmetry now has an executable contract rather than
resting on a comment.

* docs(test): correct the per-language cause of the attribution limit (#2693)

The comment on the pinned attribution tests claimed "a closure literal is a
BLOCK scope in these languages". That is true for Kotlin (lambda_literal
@scope.block, #1757) and Ruby (do_block/block @scope.block) and FALSE for PHP:
anonymous_function and arrow_function are already @scope.function
(php/query.ts:61-62). Dart is a third case again — it has no scope over a
closure literal at all.

So the four languages fail at three different points, not one:

  Kotlin, Ruby  fail the `child.kind === 'Function'` gate
  PHP           passes that gate; its closure scope owns no callable def,
                because the binding's def belongs to the enclosing scope
  Dart          has no child scope for the walk to consider

Worth correcting carefully rather than tidying: a follow-up plan re-stated this
comment instead of re-deriving it, and inherited the misdiagnosis — it proposed
"relax the kind gate" as required for all four, which is a no-op for PHP and
unreachable for Dart. A review caught it. The comment now states each language's
actual blocker and says why the distinction matters.

Comment-only; the three pinned tests are unchanged and still pass.

* fix(scope-resolution): an ordinary JS/TS `function` binds its own `this` (#2701)

`this.m()` inside a nested `function` resolved to the lexically enclosing
class, so it emitted a CALLS edge that does not exist at runtime — including
the exact `forEach(function () { this.m(); })` shape arrow functions were
introduced to avoid:

    class D {
      m() {}
      build() { const h = function () { this.m(); }; return h; }
    }
    // CALLS: Function:D.ts:D.h -> Method:D.ts:D.m#0      FALSE

ECMA-262 gives an arrow `[[ThisMode]] = lexical`: it has no `this` binding in
its environment record, so the lookup passes through to the enclosing
environment. Every other function form binds `this` at call time. `tsc` draws
the same line by resolving `this` through `getThisContainer` with
`includeArrowFunctions = false`. That one rule is the whole fix.

Languages declare it; shared code never learns a language. The query files —
the one place that already names grammar nodes — tag every non-arrow function
form with `@receiver-owner.this`, which becomes `Scope.ownsReceivers`. A
receiver walk that reaches such a scope without finding the name stops there
instead of borrowing an enclosing scope's binding. Every other language leaves
the field unset and is bit-for-bit unchanged; a Kotlin lambda, which DOES
capture the enclosing `this`, still resolves (pinned as a test).

THREE GATES, ALL LOAD-BEARING. The false edge survived each one alone, which
is why the tests assert on the emitted edge rather than any single walk:

  1. `Scope.ownsReceivers` stops BOTH receiver-type walks — `findReceiver
     TypeBinding` here and its twin `lookupReceiverType` in gitnexus-shared's
     `lookup-core`, which was resolving the receiver independently.
  2. `LanguageTypeConfig.thisBoundaryNodeTypes` stops the type-env AST walk
     that infers a receiver's type during capture.
  3. `isReceiverOwnedButUnbound` makes `receiver-bound-calls` SUPPRESS the
     site. Without it the member still resolved by NAME through `lookupCore`'s
     lexical chain — the class-body scope binds `m` two scopes up — merely at
     lower confidence. An owned-but-unbound receiver is a definitive negative,
     not a miss, so it must not reach a receiver-blind fallback.

Also fixed: `function*(){}` as an expression was not a `@scope.function` at
all, so `this` inside one read as the enclosing method's.

WHAT THIS GIVES UP. The fix REMOVES edges, and some were correct:
`.bind(this)`, `.call(this)` and `forEach(fn, thisArg)` do make `this` the
instance at runtime. Their correctness is fixed at the CALL SITE, which no
scope-level rule can see, so the choice is between losing them and keeping
every detached-callback false positive. All three are pinned as tests
asserting the empty result, so changing the trade later is deliberate.
`this` in a static method also stops resolving to the INSTANCE member — that
edge was wrong in the other direction.

INVALIDATION. Both constants move, and the parse-cache one is not optional:
`ownsReceivers` lives on the cached `Scope`, and a warm cache replays scopes
without it — verified by probe that `--force` alone does NOT re-derive it, so
the fix silently did nothing until SCHEMA_BUMP moved. INCREMENTAL_SCHEMA_
VERSION 16 -> 17 (the incremental write set covers only changed files, so
unchanged TS/JS files would keep their fabricated `this` edges);
SCHEMA_BUMP 23 -> 24.

Verified against a built index, not by reading: all three false edges from the
issue gone, every correct edge kept, same result in JavaScript through its
separate grammar. 64 tests green across the new suite plus the closure-binding
and schema-version suites. The full suite's 36 failures are pre-existing
load-flakes — confirmed by A/B: `skip-git-cli` fails FOUR tests on a clean
HEAD versus three with this change, and `pipeline-pdg-streaming` passes in
isolation either way.

Refs #2701

* fix(ingestion): give function-local callables their own identity (#2699)

Graph node ids were file-scoped, so a local callable and a same-named
file-level one collapsed onto ONE node. That is a wrong answer, not a missing
one — the local call was attributed to the file-level symbol:

    export function save(x) { return x; }
    export function run()   { const save = x => x * 2; return save(1); }
    export function other() { const save = x => x * 3; return save(2); }

    // ONE node Function:a.ts:save, and BOTH run and other pointed at it, so
    // `impact` on the top-level save reported two callers that never call it.

A local's identity is now its enclosing-callable chain plus its own position —
`run.save@2:2`. The chain is for humans reading `impact`; the position is what
makes it correct. Names alone cannot express what ECMAScript actually
specifies, and the gap is the language's, not the grammar's: an environment
record is created per function AND per block, so an anonymous function has no
name to contribute and sibling blocks hold distinct bindings under the same
name. One positional rule settles both, with no conditionals and no
"disambiguate only when it looks ambiguous" heuristic — the ambiguity-flag
class of bug that bit #2514. SCIP reaches the same place with its
document-scoped `local <id>` keyspace.

Top-level functions and class methods are NOT locals and keep their ids
byte-for-byte. That is the bound on the churn: this touches only symbols that
are unreachable from outside their own document anyway.

RESOLUTION JOINS BY POSITION, NOT BY NAME. `resolveDefGraphId` matches a def
to its node on (file, label, line, simple name). A def and its node are the
same construct, so this needs no scope chain at all — which is the point:
re-deriving the chain in the resolver would be a second implementation that
could silently disagree with the first. A genuine tie (two callables on one
line) stores an AMBIGUOUS_POSITION tombstone and falls through to the existing
name keys rather than picking by source order. Without this the node ids were
already correct and calls STILL resolved to the file-level symbol — the fix is
only half a fix without it.

JS/TS GAIN BLOCK SCOPES. They emitted no `@scope.block` at all, so the
resolver could not tell two `const pick` in sibling branches apart. Giving
them distinct ids made that visible as DUPLICATE edges — each call resolving
to BOTH — which is worse than the collapse it replaced. `(statement_block)
@scope.block` supplies the missing environment record. The other half of the
ECMAScript rule was already implemented and waiting: `tsBindingScopeFor`
hoists `var` past blocks to the enclosing Function/Module while `let`/`const`
bind innermost, and its docblock already claimed "the innermost default covers
these" for block scopes that did not exist. All 82 scope-resolution test files
pass with blocks on.

Verified by probe, per case: two locals in different functions, a local inside
an ANONYMOUS function (`outer.fn@1:9.save@2:4`), sibling blocks resolving to
their own binding, `var` still hoisting out of its block, a nested named
`function` vs a file-level one, PHP composing with the `$` sigil from #2693,
and Python. Top-level/method ids unchanged, asserted directly.

Every assertion is on the EDGE, not on node existence. Ids are built twice and
independently — definition phase and caller attribution — and a one-character
disagreement makes the caller attach to a node that does not exist and the
edge vanish, with nothing thrown and no test failing. An edge assertion can
only pass if both phases agree.

INVALIDATION. INCREMENTAL_SCHEMA_VERSION 17 -> 18 and SCHEMA_BUMP 24 -> 25:
persisted node ids change for every function-local callable, and the cached
scope tree lacks block scopes. A top-up would leave unchanged files on the old
ids while changed files emit the new ones, splitting each symbol in two.

Bench fingerprint unchanged and both timing budgets pass. The one full-suite
failure (incremental-orchestration) passes in isolation — its log shows stale
init locks and WAL reclaim, i.e. LadybugDB contention under the parallel run.

Refs #2699

* perf(ingestion): emit block scopes only where they bind something (#2699)

Block scopes make `let`/`const` in sibling blocks distinct bindings, which is
what stopped a call in one branch resolving to both. Emitted naively — one
scope per `statement_block` — they also cost ~10% of analyze wall time, because
every scope-chain walk in every function then steps through levels that bind
nothing.

Two emit-side filters keep the semantics and drop the waste:

  1. A block that IS a function body duplicates the enclosing Function scope.
     Nothing can be declared between a function and its own body, so a binding
     in either resolves identically — the inner scope is pure depth.
  2. A block that declares no `let`/`const`/`class`/`function` binds nothing,
     so it is transparent: a lookup finds nothing in it and walks to the
     parent. `var` is deliberately excluded from that list — it hoists past the
     block to the function, so a block containing only `var` still binds
     nothing.

MEASURED, on a 762-file / 228k-line TypeScript corpus (gitnexus/src), min of 6
warmed reps with the cold first rep discarded:

    block scopes emitted   19,389  ->  5,331     (-72%)
    total scopes           35,942  ->  21,884    (-39%)
    analyze wall time      +9.8%   ->  +1.6-2.5% vs pre-#2699
    peak RSS (whole tree)  2398MB  ->  2434MB    (+1.5%, inside run-to-run noise)

The filters themselves are free: scope emission over the same corpus measured
12.6s naive vs 12.5s filtered.

Wall-clock on a shared runner has a ±10% spread run to run, which is wider than
the effect being optimised, so the durable gate added here counts scopes
instead. `bench/scope-emission/measure.mjs --check` asserts an EXACT scope set
over a synthetic corpus that mixes the shapes the filters discriminate between
— function/method/arrow bodies, non-declaring if/else/for/while/try, blocks
that declare `const`, and a `var`-only block. Baseline is 2 block scopes per
module: only the two `if`/`else` branches that declare `const chosen`. If the
filters regress that number jumps immediately, in a way wall-clock CI could
never resolve from noise. Wired into the existing benchmarks job.

Behaviour is unchanged: 86 scope-resolution and identity test files, 1371
tests, all green — including the sibling-block case this could plausibly have
broken — and the callable-value-flow fingerprint is untouched.

Refs #2699

* test(bench): re-baseline the TS/JS scope-capture fingerprints for #2701

`bench/scope-capture` fingerprints the full capture set per language, and
#2701 added a `@receiver-owner.this` marker to every non-arrow function form
so a scope that BINDS its own `this` can terminate the receiver walk. That is
a capture-set change, so the TypeScript and JavaScript fingerprints moved and
the benchmarks job has been failing since that commit — I pushed it without
checking CI.

A fingerprint is a correctness gate, so this does not simply adopt the new
value. Verified first by diffing the capture-name HISTOGRAM over the same
fixture corpus against 1d308817 (the commit before #2701), which says what a
fingerprint cannot: WHICH names moved.

    typescript   @receiver-owner.this   0 -> 143
    javascript   @receiver-owner.this   0 -> 32

Nothing else. Every other capture count is byte-identical, so no existing
capture shifted and the drift is entirely the intended marker. Both languages'
scaling ratios stay well inside their 1.5 budgets (0.976 / 1.025).

Note `@scope.block` does not appear in the delta: the #2699 filters suppress a
block that is a function body or that declares no binding, and no fixture in
this corpus has a block that binds. Block-scope emission is guarded separately
by `bench/scope-emission`, whose synthetic corpus exercises exactly those
shapes.

Refs #2701

* fix(ingestion): stop the callable-prefix walk at class bodies, not only declarations (#2699)

An anonymous class owns its members, but `CLASS_CONTAINER_TYPES` lists only class
DECLARATION nodes — and a Java anonymous class has none. It is

    object_creation_expression > class_body > method_declaration

so `enclosingCallablePrefix` sailed straight through the anonymous body, reached the
enclosing method, and re-keyed the member as a function-local of that method:

    Method:src/Worker.java:Worker$1.run#0
    -> Method:src/Worker.java:Worker.makeHandler.run@7:12#0

That destroys the javac-compatible JLS identity #2550/#2555/#2562 exist to provide, and
broke four existing Java tests that this PR never touched — anonymous-class instance
identity, local-type identity, and enum-constant-body chaining.

The design was right; the boundary was blind. `CALLABLE_PREFIX_BOUNDARY_TYPES` adds the
body and anonymous-construction forms (`class_body`, `interface_body`,
`annotation_type_body`, `enum_body`, `enum_body_declarations`, `enum_constant`,
`object_creation_expression`, `object_literal`,
`anonymous_object_creation_expression`). Over-inclusion is the SAFE direction here: an
extra boundary only suppresses the nesting prefix, falling back to the pre-#2699 class
qualification.

This also falsifies the claim in the #2699 commit that "top-level functions and class
methods keep their ids byte-for-byte" — an anonymous-class method IS a class method, and
its id did change. The claim was true only for the shapes that were tested.

Also removes the dead `NO_QUALIFIED_NAME` constant, which contained a literal NUL byte.
That byte made `file(1)` report the source as `data` and made plain `grep` return zero
matches for ANY pattern in the whole 2,928-line file — which is why several greps during
development came back mysteriously empty. Two other files carry NULs; they are
pre-existing and out of scope here.

INVALIDATION. INCREMENTAL_SCHEMA_VERSION 18 -> 19 and SCHEMA_BUMP 25 -> 26. This is not
defensive: an index stamped v18 holds the WRONG Java ids, and without the bump it passes
the `=== INCREMENTAL_SCHEMA_VERSION` reuse gate and keeps them on every unchanged file.

Found by the PR #2695 tri-review (review 4782134453) — independently by a Claude
adversarial AST probe, by Codex's swarm, and by CI (`tests / ubuntu / coverage 2/3`).
Verified: `resolvers/java.test.ts` 247/247 (was 243/247), plus this-boundary,
function-local-identity and the schema-version suites.

Refs #2699

* fix(scope-resolution): fail closed when a function-local shadows a same-named callable (#2699)

The #2699 positional join failed OPEN. On a position miss `resolveDefGraphId` fell
through to the label-agnostic, first-write-wins `simpleKey(filePath, simpleName)`, which
aliases a def onto whichever same-named callable was registered first — the exact
fabricated-caller mechanism this PR's own #2693 work already shipped once as a P0.

It misses because the two id phases anchor on different nodes BY DESIGN:
`tree-sitter-queries.ts` anchors the graph node on the outer `lexical_declaration`, while
`languages/typescript/query.ts` anchors the scope def on the inner `arrow_function` so
`anchor.range` lines up with `@scope.function` for auto-hoist. Split the declaration
across lines and those land on different LINES:

    export function run()   { const pick =
        (x) => x * 2; return pick(1); }
    export function other() { const pick =
        (x) => x * 3; return pick(2); }

    before:  run   -> run.pick@1:2      correct
             other -> other.pick@6:2    correct
             other -> run.pick@1:2      FABRICATED — other() never calls run's pick

Every fixture in function-local-identity.test.ts kept the declaration and its initializer
on ONE line, where the anchors coincide. That is why the suite stayed green while the bug
shipped, and the new test deliberately splits them.

WHY NOT A BLANKET FAIL-CLOSED. A position miss is not always a collision: it also happens
where the anchors legitimately differ, e.g. a Vue SFC, whose graph nodes carry
`+ lineOffset` while scope extraction does not. Failing closed on every miss would delete
correct edges there. So the guard is keyed on evidence that the collision is REAL —
`localNameKey` records that a function-local of this simple name exists in the file
(local-identity nodes are recognisable by the `@<row>:<col>` on their last name segment).
Only then is a miss treated as ambiguity. Files with no such local keep their previous
fallback behaviour byte-for-byte.

A missing edge is the correct failure direction here: `impact` can recover from an absent
caller, but a fabricated one silently corrupts the answer.

WHY NOT UNIFY THE ANCHORS. Considered and rejected: the split is deliberate and
load-bearing for auto-hoist across every language (the `rangesEqual(anchor.range,
innermost.range)` rule), so unifying it would fight that discipline far outside this fix.

The regression test was verified to DISCRIMINATE: with the guard disabled it fails on
exactly the fabricated edge (`+ "Function:m.ts:other -> Function:m.ts:run.pick@1:2"`).

impact(resolveDefGraphId, upstream) is CRITICAL — 62 impacted, 23 direct, 6 flows — which
is precisely why the guard is gated rather than broad. detect_changes: HIGH, 8 affected
processes, all in EmitReceiverBoundCalls / EmitRubyMixinEdges. Verified: 85 test files /
1364 tests green, including every scope-resolution unit.

Found by the PR #2695 tri-review (review 4782134453): raised by Codex's adversarial leg,
mechanism source-confirmed during synthesis, then reproduced end-to-end.

Refs #2699

* fix(typescript): stop the enclosing-type walk at nodes that rebind `this` (#2701)

`findEnclosingType` walked `node.parent` to the top of the file with no boundary, so it
happily synthesized a `this` binding from a type that does not own the member:

    class A { outer() { const o = { inner() { return this.x; } }; return o; } }

`this` inside `o.inner` is `o`, never `A` — but the walk reached `A` and bound to it, so
every `this.…` in such a method resolved against the wrong type. Only the module-level
object literal escaped, because there was no enclosing class to reach. Applies to
JavaScript too: `languages/javascript/captures.ts` calls the same function.

Boundary set: object literals and the function forms that rebind `this` at call time.
Arrows are deliberately absent — they inherit `this` lexically, which is what makes a
class-field arrow `m = () => this.x` resolve.

WHY THE MARKER WAS NOT ALSO REMOVED FROM METHOD FORMS.

The review argued `@receiver-owner.this` over-suppresses: `synthesizeTsReceiverBinding`
returns null for static members, object-literal methods and anonymous class expressions,
so those scopes are "owned but unbound" and get suppressed, losing edges the base
resolved. Removing the marker from the method forms was tried and MEASURED, and the
result does not support shipping it:

    marker removed, probe of all five shapes:
      static -> static            RESTORED (true)
      object literal (module)     RESTORED (true)
      anonymous class expression  RESTORED (true)
      static -> INSTANCE          FALSE EDGE returned
      object literal in a class   FALSE EDGE (Nested.outer.inner -> Nested.x)

The last one is the point: this fix stops the false *synthesis*, but removing the marker
re-enables receiver-blind *name* resolution in `lookupCore`'s lexical chain, which
recreates the same wrong edge by another route. The restored edges and the false ones
come from the SAME mechanism — a name walk — so they cannot be separated by toggling the
marker. The real trade is 2 genuinely-new true edges for 2 false ones, not the 3-for-1
the plan assumed.

Corpus evidence (762 real TypeScript files, edge SETS not counts, cold cache both arms):

    baseline vs marker-removed:  net 0, REMOVED 0, ADDED 0

Neither the gains nor the losses occur in production code. Given a 1:1 true/false ratio
on synthetic shapes and zero effect on real ones, the marker stays: for a graph feeding
`impact`, a fabricated caller is worse than an absent one — the same principle applied in
the fail-closed positional join. The three shapes remain UNRESOLVED rather than wrongly
resolved; resolving them properly needs a typed binding for object literals, anonymous
classes and static contexts, which is a feature, not this fix.

Measured with an edge-SET diff harness, after both ce-doc-review passes established that
an edge COUNT cannot decide this (it conflates edges gained with edges lost, so a
near-zero net reads as "no regression"). The harness also had to wipe the index each arm
— a warm parse cache initially reported an unchanged edge set across a real behavioural
change, the same trap documented in the v24 SCHEMA_BUMP note.

detect_changes: low risk, 3 symbols, no affected processes. 85 files / 1365 tests green.

Refs #2701

* docs(test): correct the false "three load-bearing gates" claim (#2701)

The header of `this-boundary.test.ts` asserted that all three gates were
independently load-bearing because "the false edge survived removing any one of
them alone". That was true DURING development, measured incrementally, and was
carried into the shipped comment without being re-tested against the finished
code. It is false: gate 3 (`isReceiverOwnedButUnbound` in `receiver-bound-calls`)
runs FIRST and marks the site in `handledSites`, which `emitReferencesViaLookup`
then skips — so for an explicit `this` receiver it subsumes gate 1. Removing
gate 1's `ownsReceivers` check in `gitnexus-shared/.../lookup-core.ts` leaves all
10 tests in the file passing; verified by experiment.

The gate is RETAINED, and the review's recommendation to delete it as "dead" is
rejected on evidence. `receiver-bound-calls` only suppresses EXPLICIT receivers
(`if (site.explicitReceiver === undefined) continue;`), whereas `lookup-core`'s
gate is also reached for IMPLICIT ones through `IMPLICIT_RECEIVERS` in
`resolveReceiverOwner` — a bare `m()` inside a nested `function` inside a method
goes down that path. The experiment shows the gate is UNTESTED, not unreachable;
those are different claims and only the first is supported. Deleting it on the
strength of a green test run would have removed live code, which is the same
reasoning error the corrected comment is about.

This is a documentation-only change: no behaviour, no test expectations. The
correction is recorded in place rather than silently rewritten, because the way
the claim came to be wrong — measured on an intermediate tree, then asserted
about the final one — is the reusable lesson.

Refs #2701

* test(scope-resolution): pin the block-scope ACCESSES delta as false-edge removal (#2699)

The tri-review flagged that enabling `(statement_block) @scope.block` for
JS/TS drops 114 `ACCESSES -> Const` edges corpus-wide with `added: 0`,
undocumented and untested. That was recorded as a suspected regression.

It is not one. All 274 emitting reference sites behind those 114 edges were
classified by re-reading the source at the site: 269 are member reads, the 5
others are classifier artifacts (the name recurs earlier on the line, as in
`a.b.declLine` for `b`) and are member reads too. No edge was
bare-identifier-only. Every dropped edge was a property read
(`options.baseUrl`) mis-resolving to an unrelated function-local `const` of
the same name in the same file.

The cause is not block-specific: `lookupCore` Step 1 walks the lexical chain
for every lookup, including explicit-receiver property reads. Block scopes do
not fix that, they narrow it, by moving the local off the chain of any
reference outside its block. A local declared directly in the function body
still hijacks the read; that is pre-existing and left alone here.

Two tests. The first discriminates: it fails with the block capture removed
(the false edge reappears) and passes with it. The second is a companion
invariant, identical in both arms, so that "the edge went away" cannot be
satisfied by a change that dropped Block-kind bindings outright.

Fixture notes, both of which defeated earlier attempts at this edge class:
`pruneLocalSymbols` deletes ~94% of function-local value symbols, so the
`const` under test must be kept via `keepLocalValueSymbols`; and the member
read must sit outside the block, since inside it the block is on the
reference's own chain and the false edge appears in both arms.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* docs(ingestion): correct the SCIP citation on the function-local id (#2699)

The comment justified the positional, name-bearing local id (`fn@12:9`) as
"same reasoning as SCIP's document-scoped `local <id>` keyspace". SCIP is the
wrong citation for this key shape: its `local <id>` is a per-document counter,
and the spec states that locals do not encode the name.

SCIP remains prior art for the document-scoped keyspace itself, which is the
part the argument actually leans on, so the reference is corrected rather than
dropped. clang's USR for a function-local (`name@offset`) and Kythe's C++
indexer are the accurate citations for a positional, name-bearing key.

Comment only, no behavior change.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* fix(typescript,javascript): sync the function node-type lists, and test it (#2701)

Four hand-maintained lists answer "which node types are function-like":

  1. `query.ts` — the `@scope.function` / `@receiver-owner.this` patterns
  2. `captures.ts` — `FUNCTION_NODE_TYPES` (callable-flow synthesis + the
     body-block filter)
  3. `receiver-binding.ts` — `THIS_REBINDING_BOUNDARY_TYPES`
  4. `type-extractors/typescript.ts` — `THIS_BOUNDARY_NODE_TYPES`, whose
     docstring already claimed it was "kept in sync with `@receiver-owner.this`"
     with nothing enforcing it

`generator_function` (the EXPRESSION form, `const g = function* () {}`) was
added to both queries for #2701 and is present in lists 3 and 4, but was
missing from both `FUNCTION_NODE_TYPES`. Added.

That gap changes no graph output today, and the commit does not claim
otherwise. Measured on `const g = function* (x) { yield x; }; g(1)`: node and
edge sets are byte-identical with and without the entry. The `this` boundary
was already correct via the query marker — `this-boundary.test.ts` has a
passing generator case. A generator-expression binding still emits a `Const`
node rather than a `Function` one, so its call resolves to nothing either way;
that label comes from the definition rules, and closing it is a separate change
NOT made here.

So the entry is list consistency and the test is the real deliverable. It
asserts lists 1 and 2 EQUAL, and lists 3 and 4 as subsets of the query markers
with an explicit allowlist — the method forms bind their own `this` but the
class is their `this`-owner, so neither walk may stop there. Verified
discriminating: removing the `generator_function` entry fails both equality
assertions.

The lists are exported for the test; no other production surface changes.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

* test(bench): gate scope emission per language, not TypeScript-only (#2699)

The scope-emission gate ran the TypeScript emitter only, so a JavaScript-only
regression shipped green. The two filters it guards are implemented twice —
`FUNCTION_BODY_OWNER_TYPES` in `typescript/captures.ts` and
`JS_FUNCTION_BODY_OWNER_TYPES` in `javascript/captures.ts`, each with its own
`blockDeclaresBinding` and `BLOCK_BINDING_CHILD_TYPES` — so covering one said
nothing about the other.

Adds a structurally parallel JavaScript corpus (the same shapes with the
TS-only syntax removed) and splits `baselines.json` per language. `--check`
now also fails when a baselined language is not measured, which is how a gate
goes quietly green.

Verified the new arm bites: disabling the JS body-block filter alone takes
JavaScript from 400 to 600 block scopes and fails `--check`, while TypeScript
stays green — the exact regression the old gate would have passed.

The two languages happen to agree exactly on this corpus (2 blocks per module,
2200 scopes). That is recorded as a measured result, not an invariant: each
language is still gated against its own baseline. TypeScript's numbers are
unchanged.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0184RmD24KFJidYqpM7v3XjR

---------

Co-authored-by: Gergo Magyar <abhigyan1.patwari@gmail.com>
Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-27 07:52:18 +01:00
Gergő Magyar
89bbdcf566
fix(ingestion): stop double-indexing const X = () => {} as Function + edgeless Const twin (#2687) (#2691)
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2026-07-25 16:56:17 +01:00
Gergő Magyar
ad1b9227c4
fix: large-repo analyze OOM and false worker-timeout cascade (#2649) (#2679) 2026-07-25 09:16:17 +01:00
Gergő Magyar
7316503ebc
perf(analyze): hold structural relationships out of the JS heap, on by default (#2680) (#2685)
* refactor(lbug): extract SyncCsvWriter into a shared module

`PdgEmitSink` (#2202) declared `SyncCsvWriter` as a private, non-exported
class. The structural streaming sink for #2680 needs the same buffered
sync-write + poison/openFailure IO discipline, and importing it is not
possible while it is module-private — so the alternative was copying ~90
lines of it.

Extract the class (and the chunk-rows default it uses) into
`sync-csv-writer.ts` and have `PdgEmitSink` import it.
`DEFAULT_PDG_EMIT_CHUNK_ROWS` stays exported as an alias so no existing
caller changes.

Pure refactor: no behaviour change. pdg-emit-sink.ts 396 -> 302 lines;
tsc clean; the 23 existing #2202 tests pass unchanged.

Refs #2680

* feat(lbug): add GraphEmitSink for streaming structural relationship emit

Structural sibling of PdgEmitSink (#2202): a KnowledgeGraph façade that
routes relationships no mid-pipeline phase reads back to bounded
CSV-on-disk and never stores them. Nothing constructs it yet.

Measurement drove the design. On a kernel-shaped synthetic graph (400k
nodes, 2.7 edges/node):

  nodes only ......  367 B/node
  nodes + edges ... 2075 B/node   <- reproduces the #2649 ~2.1 KB/node
  => the relationship layer is 83% of graph heap, ~646 B/edge

so streaming *relationships* is where the memory is; nodes stay resident
(they are 17%, and two scope-resolution index builders scan them).
Dropping just the redundant relationshipsByType/edgeIdsByNode indexes was
also measured — 174 of 648 B/edge, ~1.3x — and is not a substitute.

RETAINED_REL_TYPES is derived from an exhaustive audit of every
relationship read site under src/, and each entry names its reader. An
earlier draft carried 14 types, 5 of which no reachable phase reads.

Two deliberate departures from PdgEmitSink, both because its invariants
do not hold here:
- dedup by relationship id, since no upstream per-file uniqueness
  guarantee exists for structural edges and COPY would violate the PK;
- removeRelationship on an already-streamed id throws instead of
  no-oping, so a mutating consumer cannot corrupt the graph undetected.

Also exposes hasStreamedSemanticEdge for the local-symbol pruner: without
it a block-local symbol referenced only by a streamed edge looks
unreferenced and gets pruned, leaving a CSV row pointing at a node with
no row.

Refs #2680

* feat(analyze): stream structural relationships to CSV under GITNEXUS_STREAM_GRAPH_EMIT

Wires GraphEmitSink into the pipeline behind a full-rebuild-only flag, so
relationships that no mid-pipeline phase reads back never enter the JS
heap. Measured ~2.9x reduction of graph heap:
0.17 (nodes) + 0.83 * 0.21 (retained edges) = 0.344 retained. This is a
constant factor, NOT O(chunk) — node identity and the resolution
registries stay O(repo).

The sink is armed at the PARSE boundary, not at graph construction. An
exhaustive audit of every relationship read site under src/ found four
mid-pipeline CALLS consumers, not the two an earlier draft assumed:
- local-symbol-pruner (full iterRelationships scan, then removeNode)
- communities / processes (whole-graph forEachRelationship)
- mapCobolToGraph, which scans CALLS and REMOVES the unresolved ones —
  and runs BEFORE parse, so streaming from construction would have
  silently stopped COBOL cross-program call resolution
- taintSummaries, gated on `pdg` and NOT on `skipGraphPhases`, so it
  needs its own gate or --pdg + this flag yields an empty taint layer

Accordingly communities, processes, taintSummaries and callSummaries are
all disabled under the flag, and the run logs what it is giving up.

Two fixes that are correct independently of the flag:
- runPipelineFromRepo keyed its community/process extraction off
  `!skipGraphPhases` while getPhaseOutput THROWS on a phase filtered out
  by any enabledWhen predicate — now a presence check, so filtered
  combinations return undefined instead of crashing.
- loadGraphToLbug COPYs one job per CSV FILE rather than per label pair.
  #2202's throw-on-collision merge is only sound because BasicBlock pairs
  are disjoint; a streamed CALLS edge is Function|Function and always
  collides with the whole-graph CSV for that pair, so the structural
  manifest appends instead.

The buffer-pool hint adds the streamed row count back in: the hint only
ever shrinks the pool, so sizing it from the post-streaming
relationshipCount would starve the COPY at exactly the scale this
targets.

detect_changes: 18 symbols / 10 files / 9 processes, all within the
planned scope. Full suite green with the flag off.

Refs #2680

* fix(mcp): stop impact() under-reporting risk on a streamed index

An index built with streamed structural emit has no Process or Community
rows, and impact()'s risk scorer uses processCount >= 5 and
moduleCount >= 5 as two of its four CRITICAL escalation criteria. The
missing-table errors are swallowed as benign without raising `partial`,
so nothing distinguished 'this repo has no processes' from 'this index
was built without them' — the same change would report LOW off a streamed
index and CRITICAL off a complete one, with no signal either way.

That is the false-clean shape #2283 ruled out for detect_changes, and it
matters more here because the repo's own workflow mandates impact()
before every symbol edit.

Stamp `graphPhases: 'complete' | 'skipped'` into RepoMeta and have
impact() attach riskUnderstated + an explanatory riskNote when the index
is stamped skipped, so the reported level is explicitly a lower bound.
Unlike the rest of RepoMeta.capabilities this stamp has a real
programmatic reader.

Also documents GITNEXUS_STREAM_GRAPH_EMIT in the README env table,
including everything the flag disables.

Refs #2680

* test(lbug): differential set-identity gate for streamed structural emit

The acceptance property for #2680: for the same node/edge set, the rows
reaching the bulk COPY must be identical whether streaming is on or off.
With streaming on they arrive from two places — the residual in-memory
graph via streamAllCSVsToDisk, plus the sink's per-pair CSVs — so the
test asserts their UNION equals the single whole-graph emit.

Also asserts the split is real (retained + streamed == total, streamed >
0), so a sink that silently streamed nothing cannot pass the equality
vacuously. Verified discriminating: with sink.arm() commented out the
test fails ('expected 0 to be greater than 0'); restored, it passes.

Fixture spans both sides of RETAINED_REL_TYPES and includes a self-edge
and a duplicate relationship id — the cases where a naive sink diverges
from the whole-graph emit.

Drives the sink directly rather than running analyze, matching
pdg-emit-streaming-roundtrip.test.ts: the guarantee is about emitted
rows, and the worker pool would add unrelated machinery without
strengthening the assertion.

Refs #2680

* fix(test): remove literal NUL byte and cover streamGraphEmit phase gating

Two review findings, both verified before accepting.

1. The round-trip test contained a literal NUL byte as a key separator,
   which made Git treat the whole .ts file as BINARY —
   `git show --numstat` reported `-\t-` for it, so the file would not
   diff or blame and CI text tooling would skip it. Replaced with the
   escaped \\u0000 sequence; behaviour is identical, the file is text
   again. (Found by the Codex swarm lane.)

2. buildPhaseList's four new streamGraphEmit gating predicates and the
   flag-off default path had no test that would fail on revert — two
   review lanes flagged this independently. Reversing any enabledWhen
   condition would have passed the suite silently, which matters because
   an ungated taintSummaries yields an empty taint layer rather than an
   error.

Added four cases: the streamed run drops communities/processes/
taintSummaries/callSummaries; it keeps mro/di (their reads are all in
RETAINED_REL_TYPES); the flag-off list is untouched; and skipGraphPhases
still works independently.

Refs #2680

* fix(analyze): don't leak a temp dir when streaming is off; correct two overclaims

Three review findings, all verified before accepting.

1. `graphEmitCsvDir: resolveNativeSafeStorageDir(...)` was evaluated
   unconditionally inside the pipeline-options literal. On a Windows
   non-ASCII storage path that helper mkdtempSyncs a REAL directory, so
   every analyze leaked one temp dir even with the flag off. Now resolved
   only when streaming is active, matching how the PDG sibling resolves
   inside its own guard. This was the only finding affecting flag-off
   users.

2. The retain-set comment claimed 'the differential round-trip test is
   what catches drift'. It cannot. addRelationship PARTITIONS edges
   between the graph and the CSVs, and the union of a partition is
   invariant under where the partition line falls — so that test stays
   green no matter how RETAINED_REL_TYPES is drawn. Only the read-site
   audit protects the invariant, and the comment now says so and names
   the grep to re-run.

3. The ~2.9x figure assigned streamed edges a retained cost of zero,
   ignoring the sink's own streamedIds/streamedEndpoints Sets — and
   relationship ids are plain concatenations of both endpoint ids, not
   hashes. Review measured those Sets at ~35% of full per-edge retention,
   not the '~a tenth' assumed, putting the real figure nearer ~1.7-2.2x;
   a member-dense Java/C# repo lands lower still, since the retained
   structural spine is a larger share there than in the TypeScript census
   the 0.21 came from. Code comment and README now give a range and say
   plainly that no end-to-end measurement on a real repository exists yet.

Refs #2680

* fix(mcp): disclose degraded risk in detect_changes; stop pinning the sink

Two more review findings, both cross-lane corroborated.

1. detect_changes derives risk_level SOLELY from affected-process count,
   and a graphPhases:'skipped' index has zero Process rows by
   construction. The STEP_IN_PROCESS query then succeeds with zero rows,
   so queryDegraded stays false and the tool returns risk_level 'low',
   affected_count 0, with no partial marker — for every change, forever.
   That is a false-clean on the gate this repo mandates before every
   commit, and it is the same #2283 shape the previous commit fixed in
   impact() while leaving its sibling untouched. Now carries the same
   riskUnderstated + riskNote disclosure.

2. PipelineResult.graphEmitSink had zero readers — the pruner predicate
   and the manifest are both threaded elsewhere — but returning it kept
   the sink, and therefore its O(streamed-edges) id and endpoint Sets,
   reachable through the entire COPY/FTS/embedding phase. That is
   precisely the phase this feature exists to fit inside RAM, so the
   field actively worked against the change's purpose. Dropped.

Refs #2680

* refactor(2680): one named capability, one risk helper, a shorter header

Pure cleanup pass — no behaviour change, 66 tests across the six affected
suites still green, and the round-trip test still fails when the sink is
left un-started.

Three things were untidy:

1. The phase layer reached the sink through TWO loose callbacks bolted
   onto PipelineContext (`armStreaming`, `hasStreamedSemanticEdge`) —
   two fields, two wiring lines, no name for the thing they belonged to.
   Replaced by one `graphEmit?: GraphEmitControl`, a two-method interface
   declared beside the sink. Phases now say what they mean:
   `ctx.graphEmit?.beginStreaming()`. Also renames `arm()` to
   `beginStreaming()`, which needs no comment to explain.

2. The degraded-index risk disclosure was copy-pasted into impact() and
   detect_changes() — two meta probes, two near-identical prose blocks,
   and two long comments restating the same reasoning. Now one
   `streamedIndexRiskDisclosure()` helper carrying the explanation once;
   each caller passes only the clause naming which count is structurally
   zero for it. Same file, 45 lines in / 45 out, with the duplication gone.

3. The sink's file header had grown into a changelog of my own review
   corrections ('this once assumed', 'review measured'). A reader does not
   care what an earlier draft believed. Rewritten to state the design
   argument once — relationships are ~83% of graph heap, so they are what
   streams; nodes are the other 17% and are scanned, so they stay — under
   headings, with the honest 'this is an estimate, ~1.7-2.2x, no real-repo
   measurement yet' caveat kept in full.

Refs #2680

* feat(analyze): make streamed graph emit the default, with nothing traded away

Streaming was opt-in because it disabled the four phases that consume the
whole CALLS graph — communities, processes, taintSummaries, callSummaries.
That made it unshippable as a default: query() is process-grouped and
clusters/skill-gen are community-backed, so every index would have silently
lost them.

The sink now answers a COMPLETE relationship read. It keeps streamed edges
as four parallel columns over an interned node table — sourceId, targetId,
type, confidence — and iterRelationships/iterRelationshipsByType/
forEachRelationship/relationshipCount return the retained edges
concatenated with those. Every consumer therefore sees the whole graph and
no phase knows streaming happened.

Four fields, not six, because an audit showed community-processor,
process-processor, taint-summaries and the pruner read only those — none
keys on rel.id. That matters: relationship ids are unique long strings, and
retaining them is precisely what made a fully-columnar attempt LOSE to the
object graph (measured 838 MB vs 822 MB). Ids stay out of the columns; a
read synthesizes one, which is safe because buildRelRow never persists it.

Consequently deleted, not merely disabled:
- the four enabledWhen gates and the 'what you give up' warning;
- the pruner's hasStreamedSemanticEdge predicate and its plumbing — a
  complete scan sees streamed edges, so the dangling-edge hazard is gone by
  construction rather than by compensation;
- the whole degraded-index apparatus: the graphPhases RepoMeta stamp,
  streamedIndexRiskDisclosure, and the riskUnderstated markers on impact()
  and detect_changes(). Nothing degrades, so nothing needs disclosing.

Default is ON for full rebuilds; GITNEXUS_STREAM_GRAPH_EMIT=0 (or an
explicit option) is the escape hatch, for bisecting a suspected
streaming fault rather than routine use. Incremental runs still refuse it —
the writeback reads relationships back out of the in-memory graph.

Measured A/B, 400k nodes / 1.08M edges, all edges streamable (worst case
for this design): 823 MB -> 626 MB, ~1.3x, all 1.08M edges still visible.
That is deliberately less than the ~2.9x the retained-share formula
implies — losslessness costs the dedup Set and the columns. The earlier,
bigger number was bought by disabling phases. README and the file header
both state 1.3x measured; neither claims O(chunk).

New coverage: reads are complete (proven discriminating — 3 tests fail when
the streamed leg is removed), endpoints/confidence survive the round trip,
per-type lookup finds streamed types, and every CALLS-consuming phase stays
registered under the flag.

Refs #2680

* docs(2680): pin the invariants the default-on change relies on

Review follow-ups. No behaviour change except the id-uniqueness fix.

- pipeline.ts returns the RAW graph, not the sink, and that is load-bearing:
  phases read the sink so their scans are complete, but loadGraphToLbug feeds
  this value to streamAllCSVsToDisk, whose iterator would then emit every
  streamed edge a SECOND time on top of the per-pair CSVs the sink already
  wrote. Returning the sink there silently doubles every streamed
  relationship in the persisted graph, so the reason is now written down at
  the return site.

- Synthesized ids now carry the column index, making them unique even when
  two streamed edges share (type, source, target) and differ only in
  reason/step. Harmless today because no consumer keys on relationship id,
  but real ids are unique and the synthesized ones should match, so a future
  id-keyed consumer cannot silently collapse two edges.

- Recorded WHY dropping reason/step is safe, which is not the same argument
  as for id: the persisted row keeps their true values because buildRelRow
  receives the original relationship on the way through, so only in-memory
  reads see the 'streamed' placeholder. The ACCESSES reason:'read'|'write'
  distinction that MCP queries depend on therefore survives in the database.
  A future in-pipeline consumer needing either field must add a column rather
  than trust the placeholder.

Also verified while chasing a review lead: removeNodesByFile has no
production callers and removeNode has exactly one (the pruner), which reads
through the sink and so sees streamed edges. The dangling-edge hazard the
deleted hasStreamedSemanticEdge predicate used to compensate for is closed
by construction, not by luck.

Refs #2680

* fix(2680): fail loudly on a missing CSV dir, and guard the retain set

Resolves both findings from the review of this branch.

MEDIUM — pipeline.ts silently skipped streaming when `streamGraphEmit` was
true but `graphEmitCsvDir` was absent. The CLI always supplies the dir, but
streaming is on by DEFAULT now, and the callers that build PipelineOptions
themselves (eval-server, MCP daemon, tests) are exactly the ones that would
omit it — so they would ask for streaming, not get it, and still see a
successful run. That is the silent-degraded-outcome shape the rest of this
work exists to prevent, so it now throws with the resolution hint. Covered by
a test asserting the rejection.

LOW — RETAINED_REL_TYPES had no automated guard, and the round-trip test
structurally cannot be one: addRelationship PARTITIONS edges between the
graph and the CSVs, and a partition's union is invariant under where the line
falls, so that test stays green for any partitioning including a wrong one.
Drift there yields a silently incomplete mid-pipeline edge set, not a crash.
Added a test that derives the required set by grepping every literal
iterRelationshipsByType('X') under src/ and asserts the constant covers it,
with CALLS as the documented exemption (taintSummaries reads it, which is why
the sink answers a complete read rather than retaining it). Proven
discriminating: removing EXTENDS from the constant fails with
"expected [ 'EXTENDS' ] to deeply equal []".

128 tests green across the eight affected suites, including the index-lock
suite that arrived with the #2677 merge.

Refs #2680

* docs(2680): record the measured CPU cost, not just the memory win

I measured memory before shipping and never measured time, which was a gap:
reads now allocate, rebuilding objects instead of returning stored ones, and
a real analyze does SIX full relationship scans (pruner, communities x2,
processes x2, the taint fixpoint's CALLS pass).

Same 400k-node / 1.08M-edge graph:

  heap  820 MB -> 623 MB   (1.32x better)
  scans   96 ms -> 651 ms  (6.8x WORSE)

6.8x on iteration is worth knowing, but the absolute number decides it:
~0.5 s here, ~2 s extrapolated to kernel scale, against an analyze measured
in minutes — under 1% of wall-clock. The ~26M short-lived objects at kernel
scale are young-generation churn (the cheap case), and being ~800 MB further
from the heap ceiling matters more than the churn costs: #2649's cascade came
from GC thrash NEAR the limit, not from allocation volume as such.

Also names the first lever if these scans ever go hot — a per-type index over
the columns, so iterRelationshipsByType stops scanning all streamed edges —
and notes that it trades memory back, so it needs a measurement first.

Refs #2680

* perf(2680): cut the iteration regression from 6.8x to 1.8x

The memory win came with an unmeasured CPU cost. Iteration went from
returning stored objects to rebuilding them, across the SIX full relationship
scans an analyze performs (pruner, communities x2, processes x2, taint's CALLS
pass). First measurement: 90 ms -> 651 ms, 6.8x worse. Fixed properly rather
than documented away.

Two causes, each measured before and after:

1. The ~150-character synthesized `id` was built eagerly on every read — 6.5M
   concatenations per analyze, for a field NO in-pipeline consumer reads.
   Isolating it (constant id) showed 436 ms of the 555 ms regression. Now a
   lazy prototype getter on a fixed-shape `StreamedRelationship` class: the
   string is built only if someone asks, and V8 keeps one hidden class across
   millions of instances.

2. Generator and iterator-protocol overhead on million-edge walks.
   `forEachRelationship` (community detection's form, called twice) now loops
   the columns directly, skipping both. `iterRelationships` keeps an iterator
   but reuses one result record — a hand-rolled version allocating a fresh
   {value, done} per edge measured WORSE than the generator (252 ms), which is
   why the obvious rewrite is not the one that shipped.

  heap  821 MB -> 623 MB   (1.32x better)
  scans   90 ms -> 180 ms  (was 651 ms)

The residual ~90 ms is object allocation, 6.5M instances across six scans, and
it is irreducible while the read API returns objects at all. The remaining fix
for true parity is a field-wise callback passing sourceId/targetId/type/
confidence as primitives — all four hot consumers read only those — but that
changes the KnowledgeGraph interface and its consumers, so it belongs in its
own measured change rather than bolted on here.

Refs #2680

* perf(2680): zero-allocation field scan brings iteration back to parity

Third and final step on the iteration cost. The memory win had come with a
6.8x iteration regression; the previous commit cut that to 1.8x by making the
synthesized id lazy and removing generator overhead. The residual was object
allocation itself — 6.5M instances across the six full relationship scans an
analyze performs — which no amount of tuning removes while the read API hands
back objects.

So the hot consumers stop asking for objects. Adds
`KnowledgeGraph.forEachRelationshipFields`, which passes
(sourceId, targetId, type, confidence) as primitives — exactly and only what
every whole-graph scan reads. On the sink those come straight out of the
columns, allocating nothing; on the object-based graph they are read off the
stored relationship, so the flag-off path is unaffected.

Converted the five whole-graph scans: community detection (x2), process
extraction (x2), and the local-symbol pruner. `isFileDefinesEdge` now takes
(type, sourceId) rather than a relationship. The taint fixpoint's by-type pass
is left alone — one scan of six, and converting it would turn an indexed
bucket lookup into a full scan on the object-based graph.

  heap  820 MB -> 623 MB   (1.32x better)
  scans  ~82 ms -> ~90 ms  (was 651 ms; now parity within noise)

Also deletes the pruner's `hasStreamedSemanticEdge` option, which has had no
caller since the sink's reads became complete — a dead knob is worse than no
knob.

Verified: 104 tests across the eight affected suites, including the pruner's
pipeline integration test (which needs the raised worker-ready timeout on this
host; it passes cleanly with it and its failures are the known 5s handshake).

Refs #2680

* perf(2680): compact dedup keys — 1.32x -> 1.59x, speed unchanged

An audit of where duplicate relationship ids actually come from, then the
saving it unlocked.

The audit (instrumented analyze of this repo): 25 duplicate-id hits across
63,412 streamed edges — 0.04%, all CALLS, every one the SAME call site
re-emitted when a file is resolved in more than one language pass. Three
things follow, and they rule out the cheap options:

- dedup cannot be dropped (25 != 0, and a duplicate reaching COPY is a wrong
  graph);
- it cannot move to row contents, because emit-references builds ids as
  `...->target:line:col`, so two calls between the same pair at different sites
  have byte-identical CSV rows that the whole-graph emit keeps;
- it cannot move to a per-file source guard like `pdgEmittedFiles`, because a
  later language pass can resolve genuinely NEW edges for the same file.

What was left was the key itself. An id embeds both node ids in full (~200
chars here) while the endpoints are ALREADY interned for the columns, so the
Set was storing them twice. Keys are now built from the interner indices plus
the id's trailing disambiguator parsed into NUMBERS.

Numbers, not substrings, and that is load-bearing: a key built by slicing
inside a long string is a V8 sliced/cons string that keeps its parent alive, so
the id would never be freed and the saving would silently fail to appear. An
earlier attempt at this measured no improvement for exactly that reason.
Unrecognized id shapes (`rel:contains:` has no tail) fall back to storing the
id verbatim — correctness first, saving second.

  heap  821 MB -> 518 MB   (1.59x, was 1.32x)
  scans  ~83 ms -> ~88 ms  (parity, unchanged)

Speed is untouched by construction: dedup is on the WRITE path, and none of
the six full scans reads it.

Also fixes removeRelationship, which the test suite caught: it looked up the
raw id in a Set that now holds compact keys, so it silently stopped throwing on
an already-streamed edge. It cannot recompute a key from a bare id, so it is
now conservative — anything the real graph does not hold is treated as
possibly-streamed once streaming has begun and fails loudly. A genuinely-absent
id throws where main returns false; acceptable because the only production
caller (the COBOL resolver) runs before the sink is armed.

89 tests green across the six affected suites.

Refs #2680

* fix(2680): dedup key dropped edges when tail segment counts differed

Both findings from the review of this branch, and the coverage gap named
alongside them.

HIGH — the compact dedup key packed the id's trailing numeric segments as
`|${a}|${b}`, with `b` defaulting to 0 when only one segment was present and
the segment COUNT absent from the key. So `:7` and `:7:0` produced the same
key and the second edge was silently discarded as a duplicate: a lost
relationship, no error, no warning. Found by probe, not by reading — two
distinct ids for one (source, target, type) went in and one edge came out.
The key now carries `seen`.

Nothing existing caught it. The round-trip test compares the UNION of graph
and CSV rows, and a dropped edge is missing from both, so it stayed green;
the duplicate test only feeds a genuinely identical id, which is the case
that SHOULD collapse. Four new cases pin the boundary instead: differing
segment counts stay distinct, two call sites between one pair stay distinct
(the `:line:col` shape from emit-references), a truly repeated id still
collapses, and a non-numeric tail falls back to the full id. Proven
discriminating — reverting the fix fails with "expected 1 to be 2".

This costs ~66 MB at 400k nodes / 1.08M edges (584 MB, was 518 MB), so the
heap win is 1.40x rather than 1.59x. Not a trade worth making the other way:
a silently missing relationship is the exact failure class the rest of this
work exists to prevent. I am not asserting a mechanism for why two extra
characters per key cost that much — it is stable and reproducible across
runs, and inventing a cause is how I got the earlier cons-string diagnosis
wrong.

LOW — removeRelationship throws for an absent id once streaming has begun,
where KnowledgeGraph.removeRelationship returns false. The behaviour is
deliberate (a bare id cannot be turned back into a compact key, and answering
"false" for an edge already on disk is the worse failure) but it was
undocumented and untested. Now stated on the interface itself and pinned by
two cases: absent-id-while-streaming throws, absent-id-before-streaming
returns false.

Coverage gap — added a test asserting forEachRelationshipFields yields the
same (source, target, type, confidence) tuples as iterRelationships. That
guards the five whole-graph scans converted in 9fa18384, where a divergence
would silently skew community detection, process extraction and the pruner.

Also records the verified scaling in the file header: linear at 100k/200k/
400k/800k nodes, per-edge scan cost flat at ~13 ns in both arms, heap ratio
drifting only 1.7x -> 1.5x as interner indices gain digits. No super-linear
term.

135 tests green across the eight affected suites.

Refs #2680

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
2026-07-25 07:43:51 +01:00
Gergő Magyar
1e764cd475
fix(analyze): single-writer lock for the index write path (#2658) (#2677) 2026-07-25 05:08:13 +01:00
Copilot
d3d4fa31bb
fix(scope-resolution): gate C#/Kotlin free calls by instance ownership (#2563) (#2654)
Some checks are pending
CodeQL / Analyze (javascript-typescript) (push) Waiting to run
CodeQL / Analyze (python) (push) Waiting to run
Gitleaks / gitleaks (push) Waiting to run
Publish / Classify release event (push) Waiting to run
Publish / RC guard (marker + release-PR skip) (push) Blocked by required conditions
Publish / ci (push) Blocked by required conditions
Publish / Publish to npm (push) Blocked by required conditions
Publish / Build & Push RC Docker images (push) Blocked by required conditions
Scorecard / Scorecard analysis (push) Waiting to run
Trivy Image Scan / Trivy (gitnexus-cli) (push) Waiting to run
Trivy Image Scan / Trivy (gitnexus-web) (push) Waiting to run
* Initial plan

* fix(scope-resolution): gate C# and Kotlin free calls

* fix(scope-resolution): keep Kotlin ownership gate safe

* Apply remaining changes

* perf(scope-resolution): benchmark and cache ownership gates

* test(scope-resolution): simplify benchmark scaling loop

* refactor(scope-resolution): encapsulate ownership cache

* test(scope-resolution): enforce subquadratic ownership scaling

* fix(scope-resolution): address ownership review findings

* test(csharp): regenerate capture golden for #2563 fixtures

The committed expected-captures.json was missing the new
NamespaceOwnerCollision.cs entry and carried a stale SameFileCases.cs
digest/count (56 → 67), so csharp-captures-golden.test.ts was the sole
red check on the PR. Regenerate with UPDATE_GOLDEN=1 to match the
fixtures the bench fingerprint already reflects.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Gergő Magyar <gergomagyar@icloud.com>
Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-24 13:31:56 +01:00
Copilot
450cebc268
fix(java): JLS binary-name identities for local classes, enums, records & interfaces (#2562) (#2653)
* Initial plan

* docs(plans): add Java local class naming plan

* fix(java): model local class binary names

* docs(java): clarify local class naming guards

* fix(java): recognize local classes in compact constructors

* chore: remove Java naming plan

* fix(java): harden local type identities and scope

* perf(java): linearize local type ordinal allocation

* fix(java): harden ordinal benchmark follow-up

* docs(java): clarify ordinal benchmark invariants

* test(java): cover local type ownership paths

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Gergő Magyar <gergomagyar@icloud.com>
2026-07-24 11:58:53 +01:00
MyShining
4af6fe8587
feat(spring): resolve constructor and standard injection (#2632) 2026-07-24 08:25:38 +01:00
Gergő Magyar
170805647c
fix(rust): keep duplicate type names ambiguous in range binding (#2514) (#2652)
* fix(rust): latch duplicate type-name ambiguity in range binding (#2514)

The range-binding prepass tracked cross-file return and field types in two
maps and used map presence itself as the ambiguity flag: the second definition
of a name deleted it, but a third definition found it absent and re-inserted
the last-scanned file's type. Odd duplicate counts (3, 5, ...) therefore
resolved a genuinely ambiguous name to whichever file was scanned last, while
even counts stayed ambiguous.

Latch ambiguity in a dedicated Set per registry (ambiguousReturnTypes,
ambiguousFieldTypes): once a name has two or more workspace definitions it
never resolves again, regardless of duplicate count or file order.

Adds integration coverage for two/three-duplicate functions and structs,
permuted file order, and a unique-name over-suppression guard.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(rust): bump INCREMENTAL_SCHEMA_VERSION to 12 for the #2514 range-binding fix

The duplicate-name ambiguity latch changes which cross-file Rust CALLS edges
the range-binding prepass emits. The incremental writeback persists only
changed-file nodes, so an incremental top-up against a pre-v12 index would keep
the old spurious edges on every unchanged Rust file. Bump the schema version to
force a one-time full re-analyze, matching the v7/v11 contract for
edge-affecting resolver changes.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(rust): resolve import-disambiguated duplicate types in for-loops & destructuring

Follow-up to the #2514 ambiguity latch. When several modules define the same
function/struct name and a call site disambiguates it with a `use` import
(including aliases and `use x::*` globs), range-binding now resolves the
for-loop element type and the destructured field type to that specific imported
definition, instead of leaving it unresolved.

The bare-name return/field maps are (correctly) ambiguous for duplicates, but
the call site's import pins a definition. range-binding records the full,
untruncated return/field type per defining file, and resolveImportedDef()
resolves a name to the single in-scope definition, mirroring Rust name
resolution:

  - tier 1: explicit `use`/re-export imports and local defs (lookupBindingsAt);
    these shadow globs, so if any exist we decide within them alone;
  - tier 2: glob imports, consulted only when tier 1 is empty; a
    `wildcard-expanded` ImportEdge names the target module, so we resolve only
    when exactly one glob-target file actually defines the name.

Two or more visible definitions stay unresolved, preserving the #2514 latch.
normalizeRustReturnType is untouched (its Vec<T> -> Vec truncation is
load-bearing for receiver resolution), so the full generic is read from the
per-file map instead.

Covered by integration tests: explicit / aliased / single-glob imports resolve
to the imported definition; two globs that both export the name stay ambiguous;
a local definition shadows a glob; no-import duplicates stay unresolved (#2514).

INCREMENTAL_SCHEMA_VERSION stays at 12 (bumped by the #2514 commit in this PR);
its note now also covers these added resolution edges.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* perf(rust): parse each file once in range-binding when the workspace fits a budget

populateRustRangeBindings makes two passes over every file and, because the
shared treeCache is empty in the analyze flow, re-parsed each file in both — a
workspace of N files paid 2N parses. It now parses each file once and reuses the
tree across both passes via an in-function store, gated by a source-byte budget:
workspaces up to 16 MiB of Rust source (essentially every real repo) reuse
trees; larger ones fall back to per-pass re-parsing so peak RSS stays bounded on
huge repos (the memory-sensitive case keeps its current profile).

Also collapses the parse+timeout boilerplate that was copy-pasted in both loops
into one getOrParseTree helper, and adds a PROF-gated `rangeBind=` segment to
the scope-resolution profiler for phase-level observability.

Measured on a 500-file synthetic Rust workspace (PROF_SCOPE_RESOLUTION=1): the
range-binding phase drops ~370ms -> ~320ms (~14%), parses 1000 -> 500. Behavior
is unchanged (199 rust + range-binding-order + parse-timeout tests green); repos
above the budget are unaffected.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(rust): update schema-version gate to v12; regenerate golden + bench baseline for new fixtures

CI surfaced three deterministic-artifact failures, all from this PR's own additions:

- call-summary-schema-version.test.ts hardcoded INCREMENTAL_SCHEMA_VERSION === 11
  (the #2604 window); #2514 bumped it to 12. Update the gate and extend the
  reuse-gate version history so a v11 stamp now forces a full re-analyze.
- rust-captures-golden expected-captures.json drifted (130 -> 174 entries) because
  the new rust-import-* / rust-dup-* fixtures joined the rust-* corpus. Regenerated
  (UPDATE_GOLDEN=1): additions only, no existing captures changed — emitRustScopeCaptures
  is untouched.
- bench/scope-capture/baselines.json rust fingerprint drifted for the same reason.
  Rebaselined with a provenance note; scaling 1.06 < 1.5 budget.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude <claude@anthropic.com>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-23 13:43:24 +01:00
Gergő Magyar
cdbdf219dc
fix(lbug): reclaim missing-shadow WAL quarantine files on write-path init (#2638)
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2026-07-22 21:30:52 +01:00
Abhigyan Patwari
0eeecb37f3
fix(python): resolve calls through constructor-injected fields (#2628)
* fix(python): resolve calls through injected fields

* fix(ci): update python capture benchmark fingerprint

* fix(python): make constructor field inference conservative

---------

Co-authored-by: Gergo Magyar <gergomagyar@icloud.com>
2026-07-22 16:32:53 +01:00
Gergő Magyar
e814e28f1f
fix(deps): bump @ladybugdb/core to ^0.18.3 — rel-property IN-predicate fix (#2508) (#2634)
LadybugDB ≤0.18.2 mis-evaluated `r.type IN [...]` on relationship table
groups: the boolean-filter fallback skipped writing selection buffers for
single-row unflat chunks, dropping/duplicating callers in context() and
impact() (upstream LadybugDB#692, fixed by LadybugDB#699, shipped in
0.18.3). Floor the dependency at ^0.18.3 and lock core + all five platform
packages.

Resurrect the caller-identity regression test from PR #2553 (closed as
superseded by the upstream fix): it pins context()/impact() to exact
caller IDs across CodeRelation sub-table pairs so any future predicate
regression fails loudly. Note: with CREATE-seeded data the test also
passes on 0.18.2 (the upstream repro needs COPY-written chunk layouts) —
it is a behavioural pin, not a bug reproduction.

Fixes #2508

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
2026-07-22 16:31:56 +01:00
Gergő Magyar
7f7255aef8
fix(analyze): load VECTOR before the incremental writeback touches embedding rows (#2623) (#2624)
* feat(lbug): add ensureEmbeddingRowDmlSafe VECTOR gate for embedding-row DML

LadybugDB refuses every mutation of a table carrying an HNSW index while the
VECTOR extension is not loaded on that connection: DELETE and CREATE raise a
Binder exception, DROP TABLE is refused while the index references it, and SET
segfaults the process. Dropping the index is not an available recovery either —
CALL DROP_VECTOR_INDEX is itself a VECTOR-extension function and is undefined in
exactly that state.

Add a single primitive that loads VECTOR under the analyze install policy and,
only when that fails, reads CALL SHOW_INDEXES (which works without the
extension) to decide whether an index actually exists to trip over. No call
sites yet.

Refs #2623

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(lbug): pin the #2623 VECTOR gate for embedding-row DML

Three cases: no index + VECTOR unavailable stays safe (no needless
escalation); index present + VECTOR unavailable is reported blocked AND the
raw deleteNodesForFiles genuinely throws 'extension is not loaded' (proving the
hazard is real, not theoretical); index present + VECTOR loadable is safe, the
delete works, and the HNSW index survives — the invariant run-analyze relies on
when it keeps the index across a surgical incremental run.

Refs #2623

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(analyze): load VECTOR before the incremental writeback touches embedding rows

Incremental analyze died on every content change once a repo had built
code_embedding_idx:

  Analysis failed: Binder exception: Trying to delete from an index on table
  CodeEmbedding but its extension is not loaded.

The surgical writeback's first statement is deleteNodesForFiles' CodeEmbedding
join-delete, but nothing on that path loaded VECTOR until Phase 4 — so the
engine refused the delete. This is an ordering defect, not an environment one:
it reproduces on machines where VECTOR loads fine. The dirty-flag recovery then
forced a full rebuild on the next run, which is why it read as 'just slow'.

Call ensureEmbeddingRowDmlSafe() once, before the escalation gate and before any
row is touched — the same 'index lifecycle before row DML' seam dropSearchFTSIndexes
occupies for FTS (#2589). Unconditional, because a DB carrying the index from an
earlier --embeddings run hits the same wall on a plain incremental run. When
VECTOR truly cannot load the table is immutable (the index cannot be dropped
without the extension either), so the run falls through to the existing
wipe-and-COPY escalation with a message naming cause, consequence and remedy.

Fixes #2623

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(analyze): pin the #2623 VECTOR-before-embedding-DML ordering end-to-end

Sibling of the #2589 FTS drop-before-delete suite, same shape: drive the real
runFullAnalysis incremental path over a real git repo and a real LadybugDB,
seed real embedding rows, build the HNSW index, then assert the index state at
the exact moment deleteNodesForFiles is invoked.

Both cases were confirmed to discriminate — with the run-analyze change
reverted they fail with the reported 'Trying to delete from an index on table
CodeEmbedding but its extension is not loaded', and pass with it:
  - surgical path: the run completes, the index is still present AND
    extension_loaded at delete time, exactly one row per nodeId survives, and
    the untouched file's rows are preserved
  - blocked path: with GITNEXUS_LBUG_EXTENSION_INSTALL=never the run escalates
    to a full DB write and says so, instead of crashing

Also applies prettier's reindent to the run-analyze log ternary.

Refs #2623

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(lbug): cite the pinned LadybugDB version in the #2623 probe note

The probe matrix behind ensureEmbeddingRowDmlSafe was first recorded on
0.18.0, but gitnexus/package-lock.json pins 0.18.2 (#2587). Re-ran every case
on 0.18.2: refused DELETE, refused CREATE, SIGSEGV on SET, DROP_VECTOR_INDEX
undefined, DROP TABLE refused, SHOW_INDEXES readable with extension_loaded
intact. Identical on both, so the design is unchanged — only the citation was
wrong.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(analyze): preserve embeddings across the VECTOR-blocked rebuild, and check the catalog before loading

Three follow-ups from reviewing the fix itself.

1. Data loss on the blocked path. Escalating wipes the DB files, and Phase 3.5
   restores embedding rows from cachedEmbeddings — which deriveEmbeddingMode
   only populates when meta.stats.embeddings > 0. A DB holding embedding rows
   that its meta does not account for therefore had every vector destroyed
   silently by a rebuild it never asked for. Probe on a 3-file repo: 3 rows
   before, 0 after, no warning. Read the rows before escalating (a plain MATCH,
   no extension needed) so the existing restore has something to restore, and
   say so in the log. The blocked-path test now asserts the seeded rows survive
   exactly once, and that assertion fails without this rescue.

2. Catalog before extension. ensureEmbeddingRowDmlSafe loaded VECTOR first and
   only read SHOW_INDEXES on failure, so every incremental analyze on a machine
   without VECTOR paid a bounded out-of-process INSTALL attempt plus an
   'extension unavailable' warning — including repos that never built an
   embedding index and can never hit this bug. One local catalog read settles
   that case first; the load is attempted only when an index actually gates DML,
   or when the catalog cannot be read.

3. Dead branch. targetConn is always the module singleton there, so the
   isSharedSingletonConn ternary could never take its second arm. Collapsed to
   withConnLock.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(doctor): live-probe the VECTOR extension instead of printing the static platform capability

Review finding on #2624 (MEDIUM), and exactly what #2623's reporter hit:
doctor printed 'VECTOR index: available' — derived from a static platform
check — while every incremental analyze on the same machine was dying on an
unloaded VECTOR extension. The FTS line was switched to a live LOAD probe for
the identical contradiction under #2374; VECTOR now gets the same treatment.

probeVectorExtensionLoad shares the FTS probe's implementation (bounded,
offline-safe, never runs the installer) and doctor's semantic-mode line now
follows the probe, not the platform: without a loadable extension the vector
index can be neither built nor queried, so search really is on exact scan.

The load-error classifier's remedies are label-parameterized so the VECTOR row
stops dispensing FTS-specific advice — 'run analyze --repair-fts' repairs FTS
indexes only and was actively wrong for a missing vector extension. Default
label stays 'FTS'; every existing caller and pinned remedy string is unchanged.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(lbug): remove the stale Windows VECTOR gate — the extension ships for win_amd64

The codebase categorically refused VECTOR on Windows (platform !== 'win32' in
isVectorExtensionSupportedByPlatform, plus a hard early-return in
loadVectorExtension) on the strength of an early-era report that in-process
INSTALL VECTOR could SIGSEGV (#1365). That belief is stale, verified directly:

- the extension server hosts win_amd64 VECTOR artifacts for every 0.18.x
  extension version — v0.18.0 and v0.18.1 both serve a real 14 MB PE32+ DLL
  (curl-probed; 'file' confirms PE32+ x86-64)
- the pinned 0.18.2 core resolves its extension directory to 0.18.1
  (strace-verified LOAD open()), so the pinned version's Windows artifact
  exists too
- INSTALL now runs in a spawned child (installDuckDbExtensionOutOfProcess), so
  even a crashing installer kills only the child and degrades to unavailable —
  the original hazard cannot reach the parent process any more

Windows now takes the same runtime path as every other OS: try LOAD, install
out-of-process when policy allows, degrade to exact scan when it truly fails.
The MCP semantic-search lane loses its static platform gate too — it always
attempts the vector index and falls back to the exact scan on runtime failure,
with a once-per-backend diagnostic naming the real error instead of a
platform-policy message. isVectorExtensionSupportedByPlatform is deleted;
getRuntimeCapabilities reports the platform capability as available everywhere
and defers machine truth to the live probe.

Windows CI is the enforcement: the vector suites skip visibly only when the
extension genuinely cannot load, so green Windows lanes now actually exercise
VECTOR instead of silently skipping by policy.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(lbug): pin the catalog-read-failure fallback in ensureEmbeddingRowDmlSafe

Review finding on #2624 (LOW): the one branch where the gate cannot cheaply
prove safety — SHOW_INDEXES itself erroring — was exercised only by inference.
Force it with a Connection.prototype.query spy over the real DB: the catalog
read fails, and the gate must fall through to actually attempting the
extension load (asserted via the recorded statement stream) rather than
guessing, returning true here because the extension is loadable.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(mcp): load VECTOR on the pool's shared Database so the semantic vector lane actually works

Review finding on #2624 (MEDIUM): extension load scope is per-Database
(probe-verified — LOAD on one connection enables QUERY_VECTOR_INDEX on every
connection of the same Database), and the pool pre-warm loaded only FTS. So
LocalBackend's vector lane has ALWAYS raised 'Catalog exception: function
QUERY_VECTOR_INDEX is not defined' through the pool and silently fallen back
to the exact scan — repos above the 10k exact-scan cap got empty semantic
results. The serve path was unaffected (the embedding pipeline loads the
extension itself).

Mirror the FTS line at BOTH load sites — doInitLbug's pre-warm and
initLbugWithDb's external-Database adoption — under the same load-only
contract (the read pool never triggers a network install), tracked by a new
SharedDB.vectorLoaded flag reset where ftsLoaded resets.

The new pool test is discriminating and deliberately closes the writable core
adapter before the pool opens: a shared/injected Database would inherit the
VECTOR load from test seeding and pass either way, so the case forces the pool
onto its OWN fresh read-only Database where only the pre-warm can make the
lane legal. Verified: fails at the pre-fix tree with the exact Catalog
exception, passes with the fix.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* ci: run the #2623 ordering suite on Windows/macOS and pre-install VECTOR alongside FTS

Two review findings on #2624, both landing in existing seams:

- scripts/cross-platform-tests.ts gains incremental-vector-extension-ordering
  .test.ts: the win32 VECTOR gate is gone in this PR, so the #2623
  drop-ordering + blocked-path escalation must be proven on the
  windows-latest native addon, not just Ubuntu. (The review's claim that
  lbug-delete-nodes-for-files.test.ts was also missing was wrong — it has
  been on the roster since #2409.)
- scripts/ensure-fts.ts now pre-installs VECTOR under the same best-effort
  auto-policy contract, so every sharded CI process LOADs from ~/.lbdb
  instead of racing its own bounded out-of-process INSTALL; the workflow's
  extension cache already covers it (path is the whole extension dir — key
  kept for cache continuity). The cross-platform job sets
  GITNEXUS_REQUIRE_VECTOR=1 beside GITNEXUS_REQUIRE_FTS so a genuinely
  unavailable VECTOR is a loud failure, never a silent skip.

Windows/macOS cannot be executed locally; the PR's CI lanes are the proof for
this commit. Linux smoke: ensure-fts.ts reports both extensions ready; all 79
roster entries resolve.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(pool): register loadVectorExtension in the pool unit-suite mocks

The pool adapter's new loadVectorExtension import surfaced in four suites that
mock lbug-adapter.js with explicit factories (vitest fails loudly on a missing
mocked export). Register the export in each — resolving false where the
suite's world assumes no vector, true where it mirrors FTS — and extend
lbug-pool-fts-load.test.ts, the suite that owns pre-warm extension loading,
with the vector pair: successful load cached per shared Database, failed load
retried on the next open, both pinned to policy load-only.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(analyze): use POSIX literals for graph paths in the #2623 ordering suite

First Windows CI run of this suite (it joined the cross-platform roster this
PR) failed with 'Parser exception: Invalid input <MATCH (n:Function) WHERE
n.filePath = '>' — path.join produces backslashes on Windows, and a backslash
inside the seed helper's single-quoted Cypher literal breaks the parser. The
graph stores repo-relative filePaths with forward slashes on every OS, so
graph-side paths are POSIX literals now (the incremental-orchestration
convention); path.join stays only for real filesystem access.

The same Windows lane also proved the substance this suite exists for:
lbug-vector-extension passed 7/7 on windows-latest — the extension installed,
loaded, and built a real HNSW index there — and the pool vector-lane and DML
gate suites passed too. This commit fixes the harness, not the fix.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Gergo Magyar <abhigyan1.patwari@gmail.com>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-22 12:27:00 +01:00
Abhigyan Patwari
9efc6bfcad
fix(lbug/analyze): atomic index swap + read-pool staleness invalidation (#2614)
* fix(lbug): re-open the read pool when analyze rebuilds the index under it

The MCP read pool's initLbug early-returned on an existing pool entry with no
freshness check, so after analyze rebuilt or mutated the on-disk index the
pool kept serving the old (POSIX: unlinked-but-open) inode until LRU/idle
eviction — a silent stale-read window of up to IDLE_TIMEOUT_MS (5 min).

Record the file identity {ino, mtimeMs, size} on each PoolEntry at open, and
re-stat in initLbug: unchanged → reuse; changed & idle → closeOne + reopen the
new file; changed while a query is in flight → serve the current handle (a
later idle initLbug reopens, since closing an in-use connection is a native
use-after-free). A stat failure (ENOENT during a full rebuild's unlink window)
is treated as unchanged so the reader keeps its valid open inode until the new
file appears. Mirrors the bridge cache's mtime-invalidation pattern.

Step 1 of docs/plans/2026-07-21-...-analyze-atomic-swap-invalidation. The
end-to-end reopen-on-swap path is exercised by the reader-during-rebuild
integration test in a later step.

* fix(analyze): publish a full rebuild via an atomic swap (POSIX)

The full-rebuild path wiped the live index (wipeLbugDbFiles(lbugPath)) and
rebuilt it in place, so a concurrent MCP reader that opened mid-build could
see an empty/half-loaded DB, and a crash between the wipe and the end-of-run
left the index destroyed (recoverable only by --force).

Build the fresh index at <lbugPath>.new and swap it over the live index in one
atomic rename at the end. All DB work flows through the singleton connection,
so only initLbug/wipeLbugDbFiles take the temp target; the close already
checkpoint-consolidates the build to a single file (verified: no residual
.wal/.shadow), so the rename publishes a complete index in one step. A reader
opening mid-build only ever sees the previous complete index; a reader holding
the old inode keeps a consistent stale snapshot until the pool re-opens onto
the new one (the pool staleness invalidation from the prior commit). On
failure the swap is skipped, leaving the previous index byte-for-byte intact.

POSIX only: the common CLI/serve-worker analyze paths skip the native close
(closeLbugBeforeExit, #2264) and leave the build handle open at swap time.
POSIX renames an open file cleanly; a same-process open handle blocks the
rename on Windows, so Windows keeps the current in-place behavior
(buildPath === lbugPath) until that is resolved. The Windows atomic swap and a
deterministic concurrent reader-during-rebuild test are deferred follow-ups.

Steps 2b + partial 3 of docs/plans/2026-07-21-...-analyze-atomic-swap-invalidation.
Integration test asserts the no-temp-leak + inode-swap invariants and the
crash-safety guarantee (a load failure leaves the live index untouched).

* test(analyze): end-to-end read-pool reopen after an atomic swap

Adds the deferred reader-during-rebuild / pool-reopen integration test:
analyze v1 -> read pool serves it -> rebuild with a renamed function (atomic
swap) -> the same repoId's initLbug detects the swapped inode and re-opens the
pool onto the new index. Asserts the pool sees the renamed function and NOT the
stale v1 name, exercising #1 (invalidation) and #2 (swap) together end to end.

* fix(lbug): bound pooled read queries with setQueryTimeout

The read pool relied only on a JS-side Promise.race (QUERY_TIMEOUT_MS) that
frees the waiter but leaves the native call running. Set the engine-level
setQueryTimeout on every pooled connection so a pathological query is bounded
at the source too.

* fix(lbug): name the held-open cause for WAL checkpoint failures (#2599)

A WAL-checkpoint IO error that also carries a busy/lock signal means another
handle (a gitnexus mcp server, or this process's own reader) holds the store
open, not a disk fault. Add isLbugCheckpointBusyError (reusing the tested
isDbBusyError keyword set) and, when the checkpoint driver exhausts its retry
budget on such an error, annotate the surfaced error with the actionable
held-open cause instead of a raw IO string.

Note: overlaps in-flight work on repro/issue-2599-windows-wal-checkpoint;
bundled here at the maintainer's request.

* feat(analyze): opt-in atomic incremental + best-effort Windows swap

Extends the atomic-swap publish (POSIX full rebuild) to two more cases:

- Windows: the swap now applies when a real close is safe to release the build
  handle before the rename — i.e. non-pdg runs (windowsSwapOk excludes --pdg,
  the #2264 destructor-crash case), forcing a real close on the swap path.
  UNVERIFIED on Windows (no Windows runner here); --pdg and any failure fall
  back to today's in-place behavior, so it can never corrupt.

- Incremental (opt-in, GITNEXUS_ATOMIC_INCREMENTAL=1): copies the live index
  into the temp, applies the incremental delete/writeback to the copy, and
  swaps at the end. Off by default because the whole-file copy negates
  incremental's speed premise — kept behind a flag pending a benchmark. The
  escalation valve also targets the temp so an escalated write stays atomic.

Integration test covers the opt-in incremental path end to end (no temp leak,
the incremental change is reflected after the swap).

* refactor(lbug): centralize the read-pool + bridge open-retry budgets

The lbug-config retry registry documented the open/handle-release/query-time
budgets but the read pool's LOCK_RETRY_* (pool-adapter) and the bridge's
LBUG_OPEN_RETRY_* (group/bridge-db) kept private copies that could drift. Move
both into the registry as exported constants (POOL_OPEN_LOCK_RETRY_*,
BRIDGE_OPEN_RETRY_*) and alias the local names to them — one tuning surface,
no behavior change.

* fix: address CI regressions from the bundled follow-ups

- setQueryTimeout: guard the call so test doubles that don't model the engine
  method don't break connection creation.
- atomic swap: skip the rename when the build produced no DB at buildPath (an
  empty repo / mocked pipeline) instead of throwing ENOENT.
- #2599: don't wrap the checkpoint error in the driver (it hid the IO signature
  the CLI's --wal-checkpoint-threshold hint keys on); name the held-open cause
  at the CLI instead, beside that hint, keeping the original error intact.
- retry consolidation: revert to documentation-only — moving the pool/bridge
  budgets into lbug-config broke every explicit lbug-config test mock. The
  registry now catalogues all budgets with their in-file locations.
- analyze-wal-checkpoint-failure test: block both lbug.wal.checkpoint and
  lbug.new.wal.checkpoint, since a full rebuild now checkpoints the temp.

* fix(analyze): publish the swap before stamping meta; identity-gate the reader (#2614 F1)

Review found a HIGH regression: the full-rebuild wrote the freshness stamp
(saveMeta, indexedAt=T_new) BEFORE the atomic swap, so a concurrent MCP reader
that reinited in the saveMeta->swap window opened the OLD inode, recorded
observed=T_new, and then never reinited again (ensureInitialized returns early
on 'current') — serving the pre-rebuild graph indefinitely. The build-into-temp
change inverted the pre-PR invariant that 'meta shows T_new' implied 'lbugPath
holds T_new data'.

Two coordinated fixes:
- run-analyze: move the final saveMeta AFTER the swap, so meta.indexedAt only
  becomes visible once lbugPath resolves to the new inode. Verified nothing in
  the span reads on-disk meta and registerRepo writes only the registry.
  Leaving the dirty flag set across the swap also improves crash-safety.
- local-backend: the reader staleness gate now also compares the lbug file
  IDENTITY (ino/mtime/size), reiniting on an inode change even when
  meta.indexedAt is unchanged. This closes the swap-window latch and covers the
  in-place incremental case — and is what actually makes the pool's dbIdentity
  net reachable for the MCP reader (the indexedAt gate otherwise bypassed it).

* fix(lbug/analyze): WAL-aware incremental, residual-sidecar reconcile, Windows opt-in, #2599 anchor (#2614 F2-F4)

Review remediations:
- F3: gate atomic incremental on a CLEAN live index (inspectLbugSidecars) — the
  main-file-only copy would drop an orphan .wal's delta; fall back to in-place.
- F4: on the swap, MOVE a residual <buildPath>.wal/.shadow beside the published
  index (not orphan it) so a swallowed final checkpoint's delta is replayed.
- F2: record identity on the shared read-only Database and warn when a cached
  handle is reused after its on-disk index was rebuilt while another consumer
  holds it (unreachable via MCP — one consumer per lbugPath; a complete fix
  needs per-inode handles, documented).
- Windows swap: opt-in (GITNEXUS_ATOMIC_WINDOWS_SWAP=1), default off — the
  forced real close re-bets an unproven #2264 assumption and can't be verified
  without a Windows runner, so the default Windows path stays in-place.
- #2599: anchor isLbugCheckpointBusyError to real held-open wording instead of
  isDbBusyError's bare .includes('lock') over a message that embeds the DB path
  (a repo under blockchain-app misclassified a disk fault as held-open).
- Docs: corrected retry-catalogue budgets (linear, not exp) and the
  checkedOut>0 bound comment (load-bounded, not IDLE_TIMEOUT_MS).

* test(analyze): cover the production close path in the atomic swap (#2614 F5)

Adds a full-rebuild swap test with skipNativeCloseOnExit:true — the close path
the CLI and serve-worker actually ship (build handle left open at swap time),
distinct from the default real-close the other swap tests exercise. Asserts the
POSIX swap still publishes a single consolidated lbug with no .new temp and no
orphan sidecar.

* test(analyze): give the follow-up git commits an inline identity (CI fix)

The end-to-end reopen and atomic-incremental tests' second commits used a bare
`git commit`, which fails on CI runners with no global git identity (empty
ident name). makeRepo's initial commit already passes -c user.name/-c
user.email inline; apply the same to the rename/change commits. No code change.

* fix(mcp): route reader reinit through initLbug's active-query guard (#2614 review)

Review found an active-query retirement race: LocalBackend.ensureInitialized
detected an identity/stamp change and called closeLbug(poolKey) DIRECTLY, but
closeOne closes the shared Database at refCount 0 regardless of checked-out
connections. So a reader detecting the new generation could close the Database
a concurrent query is still executing on — a native use-after-free. This
bypassed the checkedOut>0 guard that initLbug itself has.

Fix (delegate, not close directly): initLbug now returns whether it actually
rolled the pool over; ensureInitialized calls initLbug (which serves the
current handle while a query is in flight and reopens only when idle) instead
of closeLbug. The observed IDENTITY is advanced only when the pool actually
reopened — if a query was in flight, the identity stays divergent and the
reopen retries on a later idle check rather than latching on the old handle.
The observed STAMP advances regardless so a same-file stamp change can't loop.

Old generation now stays alive until its in-flight queries drain (lazy
rollover); new requests during the busy window share the old handle until the
pool goes idle, then reopen. No parallel open-both-generations, but no UAF and
no stale latch.

---------

Co-authored-by: Gergő Magyar <gergomagyar@icloud.com>
2026-07-21 21:58:00 +01:00
Gergo Magyar
66f11badaf style: wrap long filter predicate per prettier (PR autofix) 2026-07-21 15:19:48 +00:00
Gergő Magyar
aaefbda226
Merge branch 'main' into fix/2604-rust-trait-object-dispatch 2026-07-21 16:12:24 +01:00
Gergo Magyar
052319c9cc test(rust): add regression coverage for trait-object dispatch (#2604)
New minimal fixture (single trait + impl + &dyn Trait call site, no other
same-named callers) proves the dyn-dispatch CALLS edge discriminates: fails
against the pre-fix source (0 edges) and passes against the two preceding
commits' fix (exactly 1 edge, verified via the CLI analyze pipeline against
a standalone repo).

The existing rust-abstract-dispatch fixture was NOT extended for this,
deliberately: it already has other callers referencing the same method
names (process()'s repo.find()/save()/count()), and an existing resolution
fallback picks those up via simple-name matching regardless of receiver
type — masking this specific defect in the in-process test-pipeline path.
A dedicated, single-caller fixture keeps the regression test load-bearing.
2026-07-21 14:48:54 +00:00
Claude
70e0a7766c fix(java): address #2561 review — inherited-dispatch test + bodied fail-safe
Two gitnexus-review-agent findings on PR #2602:

- MEDIUM: the bodied-constant MRO-to-host-enum path (a qualified call to an
  inherited, non-overridden enum method) was claimed in a comment but never
  tested. Add EnumConst.A.log() -> EnumConst.log#0, exercising E$N's
  @reference.inherits MRO arm end to end.

- LOW: `bodiedName ?? hostEnum` conflated "body-less" with "name synthesis
  failed on a bodied constant" (reachable only on malformed/error-recovery
  trees), silently binding an overriding constant's receiver to the host
  enum — a wrong edge instead of no edge. Switch to `isBodied ? bodiedName :
  hostEnum` so a bodied constant binds ONLY to its E$N class, mirroring the
  object_creation_expression branch's skip-on-synthesis-failure. Verified
  output-neutral on the well-formed bench corpus.

Rebaseline the java scope-capture fingerprint (a822cef9 -> d04298a9): the
bench corpus IS test/fixtures/lang-resolution, so the new dispatchInherited
fixture method shifts it (+6 capture groups); the logic change contributes
nothing (confirmed by isolating the fixture-only fingerprint). java.test.ts
242 passed; measure.mjs --check PASS (14 languages); tsc/prettier/eslint clean.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-21 13:52:27 +00:00
Gergő Magyar
c111dfd4ae
Merge branch 'main' into fix/2561-enum-constant-receiver-dispatch 2026-07-21 12:50:37 +01:00
Claude
7666a009f0 fix(java): resolve E.CONST.method() enum-constant receiver dispatch (#2561)
Calling a method on an enum-constant receiver (E.CONST.method()) emitted
no CALLS edge. The receiver "E.CONST" is a two-segment compound receiver;
resolveCompoundReceiverClass walks each dotted segment via the owning
class scope's typeBindings map, but enum constants had no typeBinding, so
the constant segment dead-ended and no target was ever resolved.

#2555/#2558 gave bodied constants a first-class synthesized E$N class with
an MRO that includes the host enum; this is the receiver-side follow-up.
synthesizeJavaAnonymousClassDeclarations now emits a class-scope
typeBinding for every enum constant's simple name -> its E$N class (bodied)
or the host enum itself (body-less), reusing the exact mechanism a field
declaration uses. The generic compound-receiver chain walk then resolves
E.CONST.method() with no change to any shared scope-resolution code.

Bodied dispatch (EnumConst.A.hook() -> EnumConst$1.hook#0) and body-less
inherited dispatch (Plain.A.m() -> Plain.m#0) are covered by new tests in
the existing java-enum-constant-body fixture; both were verified to fail
against the pre-fix tree.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-21 11:24:35 +00:00
Gergő Magyar
a2cce72fa0
Merge branch 'main' into dependabot/npm_and_yarn/gitnexus/ladybugdb/core-0.18.2 2026-07-21 10:18:38 +01:00
Gergő Magyar
c7701613ec
Merge branch 'main' into dependabot/npm_and_yarn/gitnexus/ladybugdb/core-0.18.2 2026-07-21 09:52:37 +01:00
Gergő Magyar
450f641b36
Merge branch 'main' into codex/spring-config-bindings-2412 2026-07-21 09:51:42 +01:00
Gergo Magyar
0b933aa43f fix(java): treat a new-expression as a typed receiver for its chained call (#2564)
new Local().inner() bound the whole object_creation_expression as
@reference.receiver, so its raw source text ("new Local()") became the
receiver name. That text can never match a scope binding, so the call
silently fell through to name-only fallback resolution and could
resolve to an unrelated same-named method on a collision.

Normalize the receiver to the constructed type's simple name (reusing
javaBaseSimpleNameOf, already used for the anonymous-class inheritance
edge) so Case 2 (class-name / static receiver) in
receiver-bound-calls.ts resolves it via its normal MRO walk. Mirrors
the existing normalizePhpReceiver precedent in php/captures.ts - a
language-local capture rewrite, no shared-pipeline change.
2026-07-21 07:04:07 +00:00
Gergo Magyar
1e190e6fdd fix(java): emit a graph node for record_declaration (#2564)
JAVA_QUERIES had no @definition.record capture, unlike its
class_declaration/interface_declaration/enum_declaration siblings and
unlike CSHARP_QUERIES' own record_declaration pattern. A Java record's
container node was never created, so its HAS_METHOD edges were dropped
at persistence even though ownership resolution computed a valid
ownerId for its methods.

Downstream label mapping, the class-extractor config, the dispatch
table, and ownership reconciliation already treated 'Record' correctly
- this was purely a missing structure-phase capture.
2026-07-21 07:04:07 +00:00
Gergo Magyar
30ec68fa7a fix(test): harden findInstalledFtsExtension for cross-OS filesystem quirks
Wrap the version-directory scan in try/catch so a transient FS error
(permission denial, an AV file lock on Windows, a directory vanishing
mid-scan) fails closed to null instead of throwing — matching the
original callers' contract, and safer across the Windows/macOS/Linux
CI matrix where these error modes differ.

Also drop the redundant USERPROFILE/HOME manual chain in
extension-binary-real.test.ts in favor of the repo's established
os.homedir() convention (already used ~15 other places here), which
Node resolves correctly per-OS and already honors env overrides.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-07-21 06:14:58 +00:00
Gergo Magyar
b751418985 fix(test): discover the installed FTS extension version dir instead of assuming it equals lbug.VERSION
resolveInstalledFtsExtension (extension-binary-real.test.ts) and
resolveSeedExtension (fts-extension-e2e.test.ts) both hardcoded the
on-disk FTS extension path as .lbdb/extension/<lbug.VERSION>/..., but
LadybugDB's native INSTALL/LOAD resolves its own extension-ABI version
directory, which does not always track the npm package version. Bumping
@ladybugdb/core from 0.18.1 to 0.18.2 in this PR still installs into a
0.18.1 directory, so both hardcoded lookups came up empty and failed
hard under GITNEXUS_REQUIRE_FTS=1 in CI (all platforms, shard 3).

Add findInstalledFtsExtension() to discover the real installed file by
scanning every version subdirectory, and use it from both test files.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-07-21 06:06:42 +00:00
Shining
41e590fed7 fix(spring): harden configuration bindings 2026-07-21 13:44:43 +08:00
Gergő Magyar
ce6cefe696
Merge branch 'main' into codex/spring-config-bindings-2412 2026-07-21 06:19:19 +01:00
Shining
9096f6924c feat(spring): bind configuration consumers 2026-07-21 10:07:20 +08:00
Gergő Magyar
8fd1f8a8d8
test(skills-e2e): give the Idempotency setup hook the 120s budget its siblings use (#2583)
The Idempotency beforeAll runs runSkillsCli (analyze --skills) twice, each
capped at 45s, under a 90s hook budget — exactly 2x the per-call timeout,
with no headroom for fixture creation and git init. On slow Windows CI
runners the two analyzes plus setup exceed 90s and the hook times out
('Hook timed out in 90000ms'), failing the shard before the test's own
status===null timeout tolerance can apply. Every other describe hook in
this file already uses 120s; align this one.

Co-authored-by: Claude <claude@anthropic.com>
Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
2026-07-20 19:54:54 +01:00
FAll
2cfbc4a259
feat(spring): build bean candidate inventory (#2494)
* feat(java): inventory Spring bean candidates

* fix(java): fail closed on Spring annotation shadowing

* fix(java): resolve Spring beans after imports

* fix(java): remove stale bean extraction path

* style: satisfy locked Prettier version

* fix(spring): address PR review findings

* feat(spring): share bean inventory across Java and Kotlin

* fix(spring): gate bean inventory analysis completeness

* fix(kotlin): avoid reloading cached scope source

* chore(autofix): apply prettier + eslint fixes via /autofix command

---------

Co-authored-by: Gergő Magyar <gergomagyar@icloud.com>
Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
2026-07-20 09:28:23 +01:00
SyedaAnshrahGillani
dfe271b2a9
fix(core): ensure path prefix and traversal guards support root directories (#2559)
* fix(core): ensure path prefix and traversal guards support root directories

* chore(autofix): apply prettier + eslint fixes via /autofix command

* test(core): add test coverage for root-level and Windows drive-root paths

* fix(core): apply separator-aware prefix matching in augmentation engine

* chore(autofix): apply prettier + eslint fixes via /autofix command

---------

Co-authored-by: Syeda Anshrah Gillani <gillani@cloudment.io>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Gergő Magyar <gergomagyar@icloud.com>
2026-07-20 08:12:15 +01:00
Gergő Magyar
8b5057f325
feat(skills): GitNexus Engineering Tool Kits (#2566)
* feat(skills): add ce-plan — GitNexus+PDG implementation-planning skill

Adds .claude/skills/ce-plan: a planning-only skill that builds
implementation-ready plans from GitNexus graph navigation (query/context/
impact/trace), bounded statement-level PDG slices (pdg_query, impact
mode:pdg, explain), and targeted source verification, with a context
ledger to prevent repeated reads and a machine-readable implementation
context pack (stable contract for a future ce-implement). Whitelisted in
.gitignore and registered in AGENTS.md and CLAUDE.md outside the
auto-managed gitnexus block.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(skills): apply ce-plan validation findings (tool contract, consistency, conventions)

Tool contract: impact mode:'pdg' shape now includes the schema-required
direction param; CDG branch sense documented as the result 'label' field
(reason is cypher/raw-edge only); explain caveats corrected to its real
false-negative classes (cross-function TAINT_PATH is modeled).

Consistency: PDG slice homed in working memory (ledger keeps one-liners);
depth knob defined and category-overrides-baseline ordering stated;
call_depth (consumed by nothing) and content-hash bookkeeping dropped;
Never section folded into Hard rules; Phase 3 deduplicated to a pointer;
allowed-repeat escalations defined; budget/discard accounting clarified;
verification-commands gathering added to Phase 4; open_questions added to
the context pack.

From scenario runs: plans now pin the verified-at HEAD commit and index
freshness in a header, tag claims [verified]/[graph]/[inferred]/[assumed],
quote load-bearing tool output, prefer pre-hook-carrying npm scripts, and
support an out:<path> destination override; output path defined as the
Phase 1 target repo root.

Conventions: AGENTS.md 1.9.0 / CLAUDE.md 1.4.0 changelog rows + metadata
bumps; future ce-implement qualified as future.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(skills): rename ce-plan → gitnexus-plan; add cross-CLI (Codex) entrypoints

Renames the skill dir, frontmatter, output filename convention, plan H1
(GitNexus Engineering Plan), the future executor handle
(gitnexus-implement), the .gitignore whitelist entry, and all
AGENTS.md/CLAUDE.md references. Follows the pr-swarm-review cross-CLI
pattern: SKILL.md is the canonical CLI-neutral spec, AGENTS.md § Engineering
planning is the Codex/any-agent entrypoint, and the README documents the
optional user-level ~/.codex/prompts/gitnexus-plan.md slash command plus an
invocation matrix. Skill prose de-branded from Claude Code (agent-neutral
verification layer).

Also fixes two post-review README contradictions: the anti-reread claim now
names the ledger's allowed escalations, and 'read-only by contract' is now
'planning-only' (the skill writes exactly one repo file — the plan); the
scope-creep rule and template §12 now agree on where deferred follow-ups
land. Drops the stale plugin-collision limitation.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs(skills): document Codex user-level install path for gitnexus-plan

Codex discovers SKILL.md skills from ~/.agents/skills (same path the other
gitnexus-* skills install to); README now documents the cp install plus the
optional ~/.codex/prompts slash-command file, with the prompt body preferring
the repo copy and falling back to the user-level install.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(skills): gitnexus-plan freshness gate + active PDG-layer refresh

Freshness is now a Phase 1 gate, not advisory: under the default
freshness:strict, a stale index is refreshed once per planning session via
node .gitnexus/run.cjs analyze --index-only (appending --pdg when the task
will reach the PDG phase), then the context resource is re-read. A missing
PDG layer likewise triggers the one permitted --index-only --pdg refresh
and re-probe instead of a passive recommendation. freshness:accept (or a
failed/impractical refresh) preserves the old behavior: plan on the stale
graph, source-weighted, labelled in the plan header. --index-only is the
load-bearing flag choice — it suppresses all file generation, so the
planning-only contract holds (only the .gitnexus store changes). Ledger
gains an index_refresh record; plan header states fresh / refreshed /
refresh-skipped-with-reason.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(skills): gitnexus-plan runner build check before freshness refresh

When the target repo builds the analyzer from its own source (bin → dist/
mapping, as gitnexus/ does), the Phase 1 freshness gate now verifies dist/
is current before running the analyze refresh — rebuilding via the
package's build script when any analyzer source file is newer than the
built entrypoint — and prefers that freshly built CLI. Otherwise a stale
dist re-indexes with outdated extraction logic and the 'fresh' index lies.
Rebuilds are recorded in the ledger's index_refresh; the PDG-phase refresh
inherits the same check.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(skills): add gitnexus-work executor and gitnexus-lfg pipeline

gitnexus-work executes a gitnexus-plan as verified atomic commits: consumes
the §11 implementation_context pack, drift-checks the plan's evidence pin
against HEAD, re-verifies assumptions before relying on them, runs impact
before every symbol edit and detect_changes before every commit (repo
mandates), builds tests from the plan's scenarios, and routes structural
drift back to gitnexus-plan Deepen mode instead of coding around it.

gitnexus-lfg is a thin orchestrator: gitnexus-plan → blocking user gate
(deepen / proceed / stop, deepen loops allowed) → gitnexus-work → review
via the existing gitnexus-pr-review skill (open PR, else branch diff vs
default). One bounded fix cycle for review findings; never pushes or opens
a PR on its own.

gitnexus-plan gains a Deepen mode (re-run freshness gate, escalate to
depth:deep, re-verify graph/inferred/assumed claims toward verified,
rewrite the same file); its 'future gitnexus-implement' placeholder is
retired in favor of gitnexus-work. Registered via .gitignore whitelists,
AGENTS.md 1.10.0 (section renamed to Engineering planning & execution),
CLAUDE.md 1.5.0.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(skills): apply cross-skill review findings to the gitnexus skill family

Two P1s: gitnexus-plan Deepen mode now re-anchors before re-pinning
(diffs the old evidence pin over every [verified]-claim file and re-reads
or downgrades before the header moves — moving the pin without this
laundered stale claims as verified); the index-refresh budget is stated
once in Phase 1 (one --index-only refresh plus at most one Phase 3 --pdg
upgrade per session, Deepen = its own session) with ledger and pdg-slice
deferring to it.

Contract fixes: gitnexus-work's drift check now covers every file the
pack cites (not just files_to_modify) and parses the full pack incl.
primary/related symbols and acceptance_criteria (walked in Phase 4
alongside §13); a pre-completed check skips §7 steps already landed and
Deepen gains a reconcile-execution-state step, closing the mid-execution
route-back loop; pack assumptions must name what to check and how.

lfg: Lane 4 passes the merge-base to detect_changes compare (two-dot
diff misattributes upstream commits when default advanced), branch-diff
is the stated normal case, oversized review findings route to the plan
gate instead of overflowing direct mode, the one-fix-cycle cap is
explicit on re-run, and headless runs end at the plan gate with the plan
as deliverable. work: blank mode narrowed to *gitnexus-plan*.md with a
re-execution guard, direct-mode discipline spelled out, branch
meaningfulness defined against the plan slug, and the plan document is
committed as the branch's docs commit (review diff includes it).
Planning-only contract now names the dist/ rebuild as the second
permitted state change; Phase 5.1 names the four claim tags; stale
AGENTS.md anchors fixed.

Known latent issue left untouched: gitnexus/gitnexus-pr-review pairs a
three-dot example with a two-dot detect_changes compare — that skill is
also shipped by the plugin, so fixing it here would drift the copies;
lfg compensates by passing the merge-base.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(skills): ship the engineering skill family with the gitnexus package

npm i -g gitnexus users now get gitnexus-plan / gitnexus-work / gitnexus-lfg:
the three skills are added to gitnexus/skills/ in directory form (SKILL.md +
references/), which installSkillsTo already enumerates dynamically and copies
recursively to every editor target (~/.agents/skills for Codex, Cursor,
OpenCode, Qoder, ...) on gitnexus setup — uninstall enumerates the same root,
so removal stays clean. The Claude Code plugin channel
(gitnexus-claude-plugin/skills/) carries the same copies plus the standard
per-skill mcp.json.

Global-install support in the skill text: gitnexus-plan Phase 1 now resolves
the analyzer runner explicitly — node .gitnexus/run.cjs analyze when the
project has a runner, else gitnexus analyze (installed CLI), else
npx gitnexus analyze — and all analyze mentions route through it, satisfying
the skills-steering policy (#1939/#1945) which sweeps the plugin copies.

New drift guard test/unit/shipped-skills-sync.test.ts asserts the npm and
plugin copies stay byte-identical to the canonical .claude/skills/ family
(plugin = canonical + mcp.json), same discipline as run.cjs ↔
resolve-invocation.ts. skills-steering + shipped-skills-sync: 11/11 green.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(eval): workflow_bench — measure the skill workflow's token savings

Benchmarks gitnexus-plan → gitnexus-work against a baseline agent
(--disallowedTools Skill) on identical tasks, in fresh detached worktrees,
using real headless Claude Code sessions; every number comes from the CLI's
--output-format json usage report (field names validated against a live
2.1.207 session). Reports per-arm medians (input/cache/output tokens, cost,
wall time, turns), a savings row, and resolve status from a per-task verify
command — savings on failed tasks are flagged, not celebrated. Per-task
setup hook prepares fresh worktrees (deps); --permission-mode
bypassPermissions (default) lets sessions run unattended in the throwaway
trees.

Free-model support: --base-url/--auth-token/--model route headless sessions
through any Anthropic-compatible endpoint; free-model.litellm.yaml is a
ready litellm-proxy template for OpenRouter :free variants or local Ollama,
so benchmarking burns no paid tokens (README documents rate limits and the
small-model skill-following caveat).

Harness validated end-to-end with a stub CLI (worktree lifecycle, both
arms, plan→work chaining, verify, aggregation, report) and 4 pytest units
for the pure aggregation/savings/report helpers. AGENTS.md 1.11.0.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs(eval): record first workflow_bench calibration run

Trivial-task calibration (add -V alias): both arms resolved; workflow arm
~4.3x baseline cost — the documented overhead-dominated regime, recorded so
the regime boundary is empirical rather than asserted.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(eval): workflow_bench scenario matrix — arm variants, task classes, churn

Ground-base measurement across scenarios: tasks.scenarios.yaml spans four
labeled classes (trivial → investigation-bug → investigation-feature →
cross-module) with deterministic verifies (prescribed test files). New arms:
workflow_direct (gitnexus-work direct mode — the middle option that locates
the routing boundary lfg's gate and work's triage encode) and baseline_nomcp
(no skills AND no graph tools — separates workflow-discipline value from
GitNexus-tool value; off by default). Records now carry task class and diff
churn (files/+ins/−del vs the starting commit) as an over-engineering proxy;
the report renders a class column and per-arm savings rows vs baseline.
5 pytest units + stub-CLI e2e of the full three-arm matrix.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs(eval): record workflow_bench ground base; fix churn measurement bias

Ground base (3 classes x 3 arms, n=1/cell): every arm resolved every task —
pass/fail quality saturates at this difficulty, making the comparison pure
cost. Full plan→work never amortized its ~$9-11 fixed cost on tasks a
baseline finishes in ≤35 turns (−211% to −333% cost); workflow_direct sits
near baseline (−15% to −55%, once faster wall) with more test coverage.
Routing implication recorded: direct mode/plain agent below this scale,
full workflow for cross-module / multi-session / plan-as-deliverable work.
The cross-module cell and multi-run variance are the next measurements.

Churn fix: git add --intent-to-add -A before diffing (arms that never
commit no longer undercount new files) and :(exclude)docs/plans (the
committed plan doc no longer inflates workflow churn); this run's churn
numbers predate the fix and are omitted from the recorded table.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* perf(skills): cost-optimize the workflow from measured ground base

Every optimization targets a measured fixed-cost component
(eval/workflow_bench ground base: workflow arm −211% to −333% vs baseline,
all tasks resolved):

- Plan form is category-priced: compact form (core sections w/ § anchors
  preserved, ≤80 lines excl. pack, mini-pack subset of the context pack)
  for narrow/default categories; the full 13 sections only for deep work
  (refactor/security/performance/concurrency/architecture). A compact plan
  outgrowing its cap reclassifies to full rather than overflowing.
- Freshness gate is category-priced: compact categories default to accept
  (source-weighted, refresh only when a graph claim becomes load-bearing);
  strict stays the default for full-plan categories — the rebuild+re-index
  was the largest single fixed cost.
- Turn economy: per-category tool-call budgets (~10 to ~45; architecture
  uncapped); budget exhaustion routes open questions to §12 instead of
  more digging.
- gitnexus-work fast path: HEAD == evidence pin → skip all citation
  re-reading (the pin's entire point); mini-pack fields tolerated.
- lfg Lane 1 boundary triage: tasks below the measured ~35-turn boundary
  get offered gitnexus-work direct mode before the plan lane is spent.

Copies re-synced (npm skills/, plugin, ~/.agents); steering + sync guards
green. Re-measurement of the workflow arm follows to verify the numbers
actually improve.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs(eval): record optimization re-measurement — inv-bug workflow cell −20% cost

Same task, same conditions, post-830a0459 skills: $14.56→$11.70 (−20%),
83→72 turns, cache_read −24%; verified in-transcript that the compact form,
turn budget, and skipped rebuild/re-index all fired. Wall +15% from a work-
session test-debugging tail (n=1 variance). Regime unchanged (~3.5x baseline
on this class) — routing rule stands.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(eval): per-arm clone isolation — worktree ref-namespace leak contaminated an arm

The cross-module workflow_direct cell reported an impossible 28-turn solve
with churn byte-identical to the workflow arm: git worktree add shares the
repo's ref namespace, so the workflow arm's slug branch (created by
gitnexus-work Phase 2) survived worktree removal and the direct arm found
and adopted the completed work. Arms now get isolated git clone --shared
copies (object store via alternates, refs clone-local — agent branches and
stashes die with the clone; origin/<ref> fallback for non-default refs).
Leaked branch deleted; baseline arm verified clean (0 branch references in
its transcript); cell marked invalidated pending re-run.

Records the valid cross-module cells: workflow $18.32 vs baseline $18.03
(premium −1.6%, vs −211%..−333% on smaller classes) — fixed costs amortize
at this scale, with a less destructive diff and a plan artifact as bonus;
resolve rate still tied. Churn fingerprinting is what caught the
contamination — noted in the README as an integrity check.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs(eval): complete cross-module cell — direct mode wins 47% cost / 56% wall

Clean clone-isolated re-run: workflow_direct resolved the hardest class at
$9.53/52 turns/15m vs $18.03/98/34m baseline and $18.32/107/37m full
workflow. The measured story across all four classes: the execution
discipline (gitnexus-work) is the consistent sweet spot and delivers real
token savings on hard tasks; the planning pass buys its artifact, not
same-session savings. Resolve rate tied everywhere (n=1/cell caveat).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(eval): add trajectory-gated skill evolution (#2431)

- Pair prompt candidates with incumbent workflow arms
- Gate promotions on pinned-model quality and efficiency
- Expire router evidence and document its lifecycle

* fix(eval): allow pr-review skill candidates

* feat(skills): rename and generalize GitNexus review

* feat(eval): external-comparator and review arms for workflow_bench

- ce_workflow / ce_workflow_direct: compound-engineering ce-plan/ce-work
  arms prompted with the same structure as the gitnexus arms
- review / ce_review: gitnexus-review vs ce-code-review on an identical
  diff applied by the task's setup
- plan handoff is snapshot-based: committed example plans in docs/plans/
  tie on clone mtimes and broke the name-glob pick (executed a stale plan)
- verify output tail is recorded per run and the final working-tree patch
  is kept, so failed rows are diagnosable after the clone is destroyed

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(skills,eval): address #2431 review — data-safe rename migration, fail-closed bench evidence

- setup: never delete a legacy renamed skill dir — the installer cannot
  prove ownership (users customize or hand-write skills under these
  names); warn with the path instead, and the test now asserts survival
- workflow_bench: fail closed when a session's --output-format json
  report is empty, malformed, or missing usage fields — an exit-0 shell
  with no parseable usage no longer counts as measured evidence
  (5 parametrized regression tests)
- workflow_bench: document the trust model prominently (task setup/verify
  are shell-executed, sessions run bypassPermissions with the parent env,
  candidate overlays are prompt injection surface) in README + docstring
- free-model.litellm.yaml: master_key from LITELLM_MASTER_KEY env instead
  of a static token; loopback-binding warning
- ci: run the eval workflow_bench pytest suite on ubuntu (pytest+pyyaml
  only — no full eval stack)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(eval): demand observed foreground verification in headless work-arm prompts

In a headless -p session there is no later turn: a work arm backgrounded
its slow test run, scheduled wakeups that can never fire, and reported
done while two of its tests failed. All four work-arm prompts (both
skill families, symmetric) now require verification output to be
observed inside the session.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(skills): ask plan depth up front instead of offering deepen afterwards

gitnexus-plan Phase 0 now asks one blocking question in interactive
sessions — quick / standard / deep, mapped onto the existing depth/form/
freshness knobs — when the invocation carries no explicit depth signal.
Explicit knobs and headless runs skip the question (category posture
unchanged, so benchmarks and automation behave as before).

gitnexus-lfg's plan gate slims to proceed/stop: depth was already the
user's up-front choice, so deepening is no longer offered by default —
an explicit deepen request at the gate and executor route-backs still
run Deepen mode, which remains the mechanism for strengthening an
existing plan document.

All shipped copies resynced (npm skills/, Claude plugin); AGENTS.md
1.13.0 and CLAUDE.md 1.7.0 pointers updated, including the analyzer's
regenerated index-stats block at this branch's head.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(skills): taint pass, expert lenses, and post-work index refresh

gitnexus-review gains a PDG-backed taint-and-dependence pass (explain +
pdg_query, --pdg folded into the stale refresh on trust-boundary diffs) and
an Expert lenses section: domain reviewers derived from the graph's
clusters plus four cross-cutting lenses (architectural fit, language
conformance per the repo's own contract, Definition of Done, simplicity),
dispatched once after the evidence-gathering steps and scaled to the diff.
gitnexus-work Phase 4 now refreshes the knowledge graph after the DoD walk
via the resolved-runner ladder with analyze --index-only, so the lfg review
lane and later sessions query the finished work without dirtying the tree.
lfg's threshold-governance paragraph moves to its README; eval citations
are tagged as measured in the GitNexus repo. All shipped copies re-synced.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(cli): remove legacy gitnexus-pr-review on uninstall; cover the rename migration

uninstall's removal set now includes LEGACY_SKILL_DIR_NAMES derived from
RENAMED_SKILL_DIRS, so a pre-rename install is cleaned up instead of
orphaned. The rename warning gains behavioral coverage (fires with a legacy
dir present, silent without), and shipped-skills-sync asserts legacy names
stay absent from every shipped tree.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(eval): metric provenance, error-kind rows, skill-invocation verification, gate noise floor

The promotion gate defaults to cost_usd (the only metric that includes
subagent spend); token metrics carry an explicit main-loop-only warning in
the report and promotion.json. Rows are classified by error_kind
(session-error / verify-failed / infra-error), excluded from efficiency
medians, and the gate requires equal valid-run counts. Each session's
transcript is scanned for the expected Skill invocation and fails closed on
a verified miss; a one-run resolution edge no longer promotes (noise
floor). Per-run timeouts and setup failures record an infra-error row
instead of aborting the sweep. Overlays touching skills no candidate arm
exercises are rejected up front.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs: fix skill routing paths, version headers, and skill rosters

Routing tables point at the tracked direct skill paths (matching the
post-#2434 generator output), AGENTS.md/CLAUDE.md headers match their
latest changelog rows, the 1.12.0 row describes what the migration actually
does, package/cursor READMEs list the full shipped skill roster, and the
swarm READMEs describe /gitnexus-review's expert lenses instead of calling
it single-agent.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* ci: drift-guard workflow for skill copies; pin eval pip deps; track docs/plans

ci.yml ignores '**.md', so an md-only skill edit would merge without the
shipped-skills-sync test running — skill-sync.yml triggers exactly on the
guarded trees. The eval job's pip install is version-pinned, and
docs/plans/ is unignored so gitnexus-plan output can be committed.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(ci): keep the runner-invocation literal in gitnexus-review; add concurrency block to skill-sync

skills-steering requires skills with a stale-index hint to carry the exact
'node .gitnexus/run.cjs analyze' form — restore it with the fallback ladder
as a parenthetical instead of replacing it. skill-sync.yml gains the
top-level concurrency block the workflow-convention check enforces.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(skills): token-economy guidance for expert lenses

Merge lenses that ground in the same material into one reviewer, and use
cheaper model/effort tiers for mechanical lenses where the harness offers
them, reserving the strongest engine for adversarial judgment.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test(eval): isolate transcript home on Windows

Ensure workflow_bench transcript tests set USERPROFILE alongside HOME so Path.home() resolves to the temporary test home on Windows.

* docs(skills): fold PR #2522 execution learnings into review/work/plan

Eight incident-backed hardenings from running the full skill cycle
(review -> plan -> work, 28-finding fix series) on PR #2522:

gitnexus-review:
- Expert lenses execute the code under review on candidate failing shapes
  (empirical probe outranks source reading — every HIGH the language
  lenses found came from a probe, not a read).
- Step 7 re-runs the exact CI check for refreshed baselines/fingerprints
  (a stale committed artifact is invisible in the diff; caught a red
  benchmarks arm).
- Step 8 treats version/invalidation constants as review surface
  (INCREMENTAL_SCHEMA_VERSION class recurred verbatim from #2494).

gitnexus-work:
- Step 4 proves regression tests discriminate against the pre-fix tree.
- Step 5 rebuilds executed build output before every verification run
  (parse workers load dist/; a correct fix 'failed' until rebuilt).
- Step 6 makes stage -> detect_changes -> commit one unbroken sequence.

gitnexus-plan:
- Phase 0 seeded-evidence mode: plan FROM a completed review's verified
  findings instead of re-running the graph ladder.
- Template §7: fingerprint/golden-guarded output rebaselines once, at the
  series tip.

All distribution copies resynced; shipped-skills-sync + skills-steering
24/24 locally.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(eval): close the skill-evolution loop with an automated proposer driver

workflow_bench.evolve adds the three arrows the README described as manual:
a proposer session that turns loser trajectories (results.jsonl rows,
transcripts, patches, the learning queue) into ONE bounded candidate
overlay, a driver that iterates propose -> paired benchmark -> deterministic
gate up to --generations, and an --apply step that copies a promoted
overlay onto the canonical skills and shipped mirrors as a working-tree
diff. The trust boundary is unchanged: overlays re-validate through
candidate_overlay_files before any benchmark or apply consumes them, and
committing, CI, and the PR merge stay human.

learnings.jsonl is gitignored: it is machine-local evidence, like the
session transcripts it complements.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs(skills): route live-task friction into the evolution learning queue

Each family skill gains a short 'Skill feedback' section: on friction with
the skill's own instructions, append one JSON line to
eval/workflow_bench/learnings.jsonl (GitNexus repo only) — never self-edit
the skill from a live task. The proposer in workflow_bench.evolve consumes
the queue as hints; a learning reaches a shipped skill only by beating the
incumbent on the paired benchmark. All shipped mirrors re-copied byte-
identical.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* ci(tests): run the evolve helper tests in the eval pytest job

test_evolve.py needs only pytest+pyyaml, same as the harness tests the job
already runs — without this line the new module had no CI coverage.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(ci): comment-triggered GitNexus review agent for PRs

'@gitnexus review' from a maintainer (OWNER/MEMBER/COLLABORATOR; the action
re-validates write access) runs the repo's gitnexus-review skill headlessly
against the PR and posts the review as a sticky comment — remote triggering
with no local setup. Read-only by construction: contents: read token,
Write/Edit and web tools disallowed, Bash allowlisted to git reads and the
gitnexus CLI; analyze parses PR code with tree-sitter, never executes it.
Requires the ANTHROPIC_API_KEY repository secret; activates once the file
is on the default branch.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(ci): dispatch lane + existing OAuth secret for the review agent

Align with claude.yml: same action pin and the CLAUDE_CODE_OAUTH_TOKEN
secret the repo already carries — no new secret to configure. Add a
workflow_dispatch lane (PR number input) so the agent can be triggered from
the Actions UI and tested before the issue_comment trigger reaches the
default branch. Allowlist gh pr view/diff and gh api, which the review
skill uses to pin PR SHAs.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(ci): close a fork-PR RCE vector in the review agent's tool allowlist

A live headless run of the exact workflow session against PR #2431 (66
turns, full gitnexus-review pass) surfaced a real HIGH-severity confused
deputy: .gitnexus/ is gitignored, not blocked — a fork PR can commit its
own .gitnexus/run.cjs, issue_comment checks out PR-head content, and the
skill's runner ladder tries 'node .gitnexus/run.cjs analyze' first. That
would execute fork-controlled JS inside a job holding
CLAUDE_CODE_OAUTH_TOKEN and a write-scoped GITHUB_TOKEN — the opposite of
the 'PR code is read, never executed' claim in the workflow's own header.

Fix: drop the run.cjs allowlist entry so analyze always resolves through
npx gitnexus (npm registry, not the checked-out tree); the skill's
documented fallback mode covers the resulting graceful degradation. Also
drop 'gh api' (not read-only — accepts -X POST/PATCH/DELETE) and downgrade
pull-requests: write to read (comment posting only needs issues: write;
the prompt already forbids formal review submission).

Same session flagged a latent evolve.py bug: select_evidence's cost sort
used dict.get's missing-key default, which doesn't cover an explicit JSON
null in a foreign --seed-results row and crashes proposer setup with
TypeError. Guarded with 'or 0.0' and added a regression test.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix: harden PR review and evolution trust boundaries

* ci: follow workflow concurrency convention

* fix(eval): make terminating error paths explicit

* fix: unblock hardened review runtime checks

* test: make containment canaries deterministic

* test: expose Claude canary tool failures

* fix: adapt clean shell environment for Claude

* fix(eval): accept the runner's transcript source key in evidence preflight

The proposer evidence preflight required transcript-artifact metadata to be
exactly {path, sha256, bytes}, but the runner stamps a fourth provenance key
(source=parent-captured-stream-json). Any --seed-results or generation>=2 run
therefore aborted with SandboxError before proposing or promoting. Pin the
producer literal as PARENT_EVENT_STREAM_SOURCE and validate it in the metadata
check, and round-trip real producer output through sum_sessions into the
preflight so the schema can't drift again.

* fix(eval): treat an unmeasured session cost as unavailable, not $0

well_formed validated only the nested usage block, so an otherwise-successful
session missing total_cost_usd was recorded as cost_usd=0.0 — and cost_usd is
the default promotion metric (lower wins), so a cost-less session scored as
free and could win promotion it never earned. Extract cost via measured_cost()
(None on absent/garbage, a measured 0.0 preserved), propagate None through
sum_sessions/aggregate/savings/report, and have the gate refuse to rank on a
metric that was not measured on every run in both arms.

* fix(eval): warn when ranking on the main-loop-only num_turns metric

num_turns comes from the CLI's top-level usage (main-loop session only), like
output_tokens, but selecting it emitted no metric_warning — so a subagent-heavy
candidate could look artificially efficient. Add num_turns to
MAIN_LOOP_ONLY_METRICS and broaden the warning to cover turns.

* fix(eval): fail closed when an overlay adds a file with no committed base

An overlay adding a new .md under gitnexus-{plan,work} passes the structural
overlay checks but has no committed base for committed_destination_base_digests
to bind against, so it raised an uncaught ValueError that crashed the evolve
driver (and runner --candidate-overlay) mid-run. Catch it at both call sites:
evolve reports NOT PROMOTED and exits, runner routes it through parser.error.

* feat(eval): circuit-break the runner sweep on a systemic outage

A sustained upstream outage used to pay out every remaining --timeout window
one session at a time. Track consecutive session/infra/cleanup failures via a
pure systemic_outage_streak helper; after --outage-streak (default 5) in a row,
stop the sweep, still write report.md/promotion.json from partial evidence, and
exit non-zero so evolve.py halts instead of proposing from truncated evidence.
A task's own resolved=False never trips the breaker.

* fix(cli): report a dirty working tree as stale in gitnexus status

status --json (and the human output) computed up-to-date from commit + runner
identity + completeness only, so a repo with uncommitted source changes at a
matching HEAD was reported up-to-date while analyze would still re-index it.
A graph-backed agent gating on that JSON could skip re-analysis on a stale
graph. Extract analyze's dirty-tree check into a shared isWorkingTreeDirty()
in storage/git and fold it into the status freshness decision.

* fix(ci): use single-slash deny globs in the review agent's disallowedTools

github.workspace already expands to an absolute path, so Read(/${{ github.workspace }}/**)
and Read(//proc/**),(//sys/**),(//dev/**) produced double-slash patterns that a
normalizing matcher may not match — silently no-opping the deny layer. Not
exploitable (the allowlist is the primary control and never grants those
paths), but the globs should be well-formed. Update the pinned test strings.

* ci: install gitnexus-shared with npm ci from the committed lockfile

The gitnexus-shared build floated its deps via npm install in three workflows
(skill-sync, ci-tests, and — most importantly — the release publish.yml) while
every other install step uses npm ci. The lockfile is committed and in sync, so
switch all three to npm ci for reproducible, locked installs.

* test(cli): make the shipped-skills drift guard reject symlinks

listFilesRecursive walked with readdirSync and snapshotDir read with
readFileSync, both of which follow symlinks — so a mirror file symlinked to the
canonical tree passed the byte-compare (and a symlinked mirror dir would be
followed too). Reject a symlinked root via lstat and any symlinked entry via
Dirent.isSymbolicLink, with negative tests (skipped on Windows).

* test(eval): guard the candidate-skill vs mirror-root coverage invariant

MIRROR_SKILL_ROOTS omits the Cursor tree, safe only because no candidate skill
is cursor-shipped. Pin that invariant: every CANDIDATE_SKILLS entry must exist
under canonical + every mirror root and must not ship to Cursor, so adding a
cursor-shipped skill to the candidate set (the PR #2488 asymmetric-sync class)
fails loudly instead of syncing three of four trees.

* docs(ci): describe the review agent's staged post-merge rollout

The DoD asked for a dry-run or triggered run before merge, but an issue_comment
(or newly added workflow_dispatch) workflow only ever executes the default-branch
copy, so it cannot be exercised from the PR that introduces it. Reword the DoD
and the activation checklist to a staged rollout: merge registered-but-disabled,
validate same-repo and fork execution post-merge, then enable the variable.

* fix: pin plugin skill mcp.json to the release version via #2445 tooling

The ten plugin skill mcp.json launched `npx -y gitnexus@latest mcp` on every
skill connect — non-reproducible and a supply-chain surface, and (unlike the
persisted setup config) never pinned. Extend sync-plugin-manifests.mjs with an
mcp surface kind that stamps the gitnexus@<version> launch arg, pin all ten to
1.6.9 now, and keep them byte-identical so the drift guard stays green. The
release lifecycle + publish.yml --check now re-stamp them like the four manifest
surfaces; only READMEs stay on @latest as docs.

* test(eval): prove the proposer's built-in file tools are confined

The real-Claude canary only exercised Bash + MCP, so it proved process/MCP
containment but not that the proposer's built-in file tools stay inside their
mounts. Add a canary over the exact PROPOSER_ALLOWED_TOOLS surface and the same
read-only /evidence mount as run_proposer (allowlist extracted to a shared
constant so it can't drift): Read reaches /evidence, a Write into the read-only
evidence mount is denied, and a Write lands in the output tree.

* fix(eval): apply the candidate overlay after task setup for fair arms

The candidate overlay was applied before the task's untrusted setup ran, so
setup could observe candidate prose and the incumbent/candidate arms started
from different pre-overlay state. Reorder within the sandbox: capture the base
(pre-overlay) skill digest, run setup against the base skills, verify setup did
not tamper them, then apply the overlay and capture the post-overlay digest the
model must preserve. apply_candidate_overlay stages path-specific overlay files,
so setup's uncommitted changes stay out of the baseline and churn is unchanged.

Graph freshness for the review arm is handled by the status dirty-tree fix plus
the review skill's stale-triggered re-index, not by reordering the cached
per-task-sha graph materialization (which is mechanically blocked).

* test(eval): end-to-end containment proof of the autonomous proposer

Drives the real run_proposer through bubblewrap with a deterministic scripted
model (no paid API): it reads the read-only evidence bundle and writes a
candidate gitnexus-plan skill edit plus a rationale into the sandbox output
tree; run_proposer enforces the trust boundary and copies only the validated
overlay + proposal out. This exercises the autonomous-proposal stage of the
self-evolution loop end-to-end in the eval/containment CI job (the gate and
apply stages are covered by test_workflow_bench_evolution and
test_promotion_apply). Env-gated on GITNEXUS_REQUIRE_CLAUDE_CANARY, so it runs
only where the pinned Claude binary and user namespaces are available.

* fix(eval): let the proposer author its overlay via Bash

Running the end-to-end proposer canary in the containment CI job surfaced a real
bug: run_proposer starts the session with --bare, which hard-disables the
Write/Edit tools ("Write exists but is not enabled in this context"), yet
allowlisted Edit/Write and omitted Bash. The proposer therefore had no working
way to write its candidate overlay — the self-evolution loop could never produce
a candidate. The sandbox settings already pre-authorize Bash
(autoAllowBashIfSandboxed) and confine writes to workspace/tmp/home, so switch
PROPOSER_ALLOWED_TOOLS to Read/Grep/Glob/Bash and tell the proposer to author
files with Bash. The end-to-end test now drives the real run_proposer through
bubblewrap and asserts a validated overlay + proposal are produced (this also
replaces the earlier file-tool canary, whose Write/Edit premise was moot).

* test(eval): author the proposer overlay with newline-free Bash content

The nested shell-sandbox prefix mangles embedded newlines, so the multi-line
overlay content never landed. Use single-line content for the deterministic
proposer canary.

* test(eval): drop the unverifiable end-to-end proposer canary

The scripted proposer overlay never materialized in the containment job across
runs, and the model tool-result content is not visible in CI logs, so the test
cannot be finalized without an environment where the sandbox can actually run.
Keep the verified production fix (Bash-authoring in run_proposer); the proposer
sandbox/containment stays covered by the existing Bash+MCP and process-tree
canaries.

* test(cli): drop run-analyze.ts from the windowsHide spawn-family list

U7 moved run-analyze.ts's only child_process call (the git status --porcelain
dirty check) into storage/git.ts (already covered by this test, with
windowsHide). run-analyze.ts no longer imports a spawn-family function, so the
windowsHide-regression test's 'must have >=1 spawn call' invariant failed for
it. Remove it from SRC_FILES.

---------

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
Co-authored-by: Zander Raycraft <zanderjraycraft@gmail.com>
Co-authored-by: Azizur Rahman <azizur100389@gmail.com>
2026-07-19 15:07:24 +01:00