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17 commits

Author SHA1 Message Date
Nguyễn Đăng Minh Lực
5c3961756b
fix(ingestion): preserve Go method ownership across files (#3559)
* fix(ingestion): re-point Go struct member edges when struct is declared in a sibling file (#3558)

findEnclosingClassInfo mints a Go method's owner id from the file
containing the method (Struct:<methodFile>:<Type>), while the Struct
node is keyed by the file declaring the struct (parse-worker uses
declFile). Same package, different file => the HAS_METHOD edge's
sourceId points at a node that does not exist and the edge is silently
dropped at COPY into LadybugDB.

Add reconcileGoStructOwnerEdges, run at the end of the parse phase
after ALL worker chunks are merged so every package's structs are
visible. It rewrites only edges that would otherwise dangle, and only
when exactly one Struct node shares the dangling id's package directory
and simple name; 0 or >=2 candidates keep the old drop behavior (a
wrong owner is worse than a dropped edge).

Index build is lazy: dangling Struct sources are rare (struct fields
never dangle — they live in the struct's own file), so the common
non-Go or fully-same-file case pays two per-type edge scans and no
whole-node pass.

Regression test: test/integration/go-cross-file-struct-owner.test.ts
(fails-before: 1 HAS_METHOD edge; passes-after: 3).

* fix(ingestion): scope Go struct-owner reconcile by language and package

Address PR #3559 review findings:

- Scope the pass to Go: dangling HAS_METHOD/HAS_PROPERTY owner ids whose
  Struct:<file>:<name> file is not Go source (Rust, Swift, ...) are never
  re-pointed, and only Struct nodes stamped language 'go' (the marker the
  worker sets on every declared symbol) are candidates. Negative test pins
  a Rust-shaped dangling edge staying untouched beside a same-name Go
  struct.

- Key candidate structs by (dir, declared package clause, name) instead of
  (dir, name): one directory can carry 'package pkg' and external-test
  'package pkg_test' files declaring the same type name, which the old key
  saw as ambiguous and dropped fail-closed. Clauses are read via the shared
  inferGoPackageName derivation with a call-scoped cache. Integration test
  covers the 3-file layout (pkg decl, pkg_test decl, pkg_test methods file)
  and asserts the edge lands on the pkg_test.Widget node.

- Keep the direct call in parse-impl with a TODO: the pass needs a
  graph-level post-merge hook, which no LanguageProvider/ScopeResolver hook
  provides today.

* refactor(ingestion): remove Go graph repair from shared parse phase

* fix(ingestion): resolve Go ownership during ingestion (language-provider.ts)

* Add resolveDetachedOwnerName function to Go config

* Refactor method owner population logic in Go

* Refactor receiver binding to handle unnamed receivers

* Enhance route handler method resolution logic

Refactor route handler to improve ownership resolution and method indexing.

* Add emitPostResolutionEdges to scope resolver

* fix(ingestion): resolve Go ownership during ingestion (ownership.ts)

* fix(ingestion): resolve Go ownership during ingestion (ast-helpers.ts)

* Add resolveDetachedOwnerName to provider methods

* Update SCHEMA_BUMP to 141

Increment schema version to 141 for new features and fixes.

* fix(ingestion): resolve Go ownership during ingestion (decl.go)

* fix(ingestion): resolve Go ownership during ingestion (external_decl_test.go)

* fix(ingestion): resolve Go ownership during ingestion (external_methods_test.go)

* fix(ingestion): resolve Go ownership during ingestion (foreign.rs)

* fix(ingestion): resolve Go ownership during ingestion (go.mod)

* fix(ingestion): resolve Go ownership during ingestion (local.go)

* fix(ingestion): resolve Go ownership during ingestion (methods.go)

* fix(ingestion): resolve Go ownership during ingestion (go-cross-file-struct-owner.test.ts)

* Refactor comments and method registration in tests

Updated comments for clarity and modified method registration to include qualified names and ownership.

* fix(ingestion): resolve Go ownership during ingestion (has-method.test.ts)

* Update SCHEMA_BUMP to 141 in tests

* refactor(ingestion): remove obsolete Go struct owner reconciliation

* fix(go): model build constraints for method ownership

* test(go): cover build constraint grammar and platform variants

* fix(go): resolve method owners across compatible build variants

* test(go): verify variant ownership through ingestion pipeline

This test verifies that build-variant owners are consistent across different workers, the semantic registry, and the graph. It sets up various scenarios to ensure that ownership is correctly resolved and that there are no dangling edges in the ownership graph.

* fix(go): reject impossible known constraints when peer is unknown

Address PR #3559 review feedback. Regression coverage follows in this update.

* feat(ingestion): allow providers to group incremental resolution files

Add the optional language-neutral hook used by the Go ownership writeback fix for PR #3559.

* fix(go): group sibling files for incremental ownership resolution

Use the existing Go package-directory key for the provider hook.

* fix(incremental): collect sibling resolution groups for changed paths

Keep group keys local to each provider and include current siblings of deleted files.

* fix(analyze): persist ownership changes in unchanged Go siblings

Expand changed and deleted resolution groups before importer traversal. Use the same effective file set for deletion and writeback so package-wide ownership changes reach the database.

* test(incremental): cover provider-local resolution groups

Cover changed, added, deleted and unrelated paths for the new sibling expansion helper.

* test(go): compare incremental ownership writes with cold rebuilds

Reproduce ownership changes after deleting and restoring a Windows declaration while the shared method file stays unchanged. Verify incremental writes and persisted ownership parity with forced rebuilds.

* test(go): exclude impossible owners with unknown method constraints

Use real parsing to cover impossible owner edges and valid owners hidden by impossible competitors.

* test(go): pin filename rules and unknown constraint overlap

Document Go first-dot filename behavior and verify impossible known constraints in both operand orders.

* test(go): register incremental ownership coverage across platforms

Include the new database-backed Go ownership suite in the cross-platform test list.

* test(go): schedule incremental ownership suite with native database tests

Complete PR #3559 review fixes. Local validation: 47 focused tests across five suites passed; build and source/test type checks passed. The full suite was interrupted without a result.

* refactor(ingestion): centralize worker owner hook forwarding

Pass the language provider into the private cached owner lookup instead of repeating four owner hooks at five call sites. Keep qualified-name selection explicit and preserve the exported helper signature.

Validation: CLI/shared build and test typecheck pass; repository lint has no errors; 591 tests pass with one skipped across 13 ownership and worker suites. Web typecheck is blocked by uninstalled web dependencies. Graph checks are unavailable because this checkout has no registered index.

* test(rename): add Go cross-file fixture module

Part of the cross-file method ownership regression for PR #3559. The completed fixture uses real indexing, public rename preview/apply, warm cache replay and post-rename reindexing. All 14 Go rename integration cases pass locally.

* test(rename): add cross-file fixture before/types.go

* test(rename): add cross-file fixture before/methods.go

* test(rename): add cross-file fixture before/callers.go

* test(rename): add cross-file fixture after/go.mod

* test(rename): add cross-file fixture after/types.go

* test(rename): add cross-file fixture after/methods.go

* test(rename): add cross-file fixture after/callers.go

* Add test case for renaming pointer receiver method

Complete the real persisted-index regression fixture for PR #3559. The type, pointer receiver method and callers are in separate Go files. Public rename preview/apply must make exactly four edits across the structural interface family while preserving an unrelated same-name method, comments and strings.

The fixture checks six exact ownership, interface and call edges before rename, after warm parse-cache replay and after reindexing the edited sources. All 14 Go rename integration cases pass. Formatting and the CLI typecheck pass. Graph impact/detect-changes could not run because this checkout has no registered index.

---------

Co-authored-by: System administrator <root@nixos-infra.home>
Co-authored-by: Gergő Magyar <gergomagyar@icloud.com>
2026-10-15 10:36:13 +00:00
Gergő Magyar
c474a811ba
fix(test): align fixtures and mocks with current types (#3471) 2026-10-05 04:47:37 +01:00
Gergő Magyar
e42122a0f6
feat(go): index gin/echo routes and report them in impact (#3402) (#3417) 2026-10-01 10:22:45 +01:00
Abhinav Pandey
79f210c5b5
fix(go, workspace): resolve test siblings and tighten package discovery (#3191)
* fix(go): resolve test helpers through package sibling tables

* fix(workspace): discover source entries from scoped static configuration

* Address PR review feedback (#3191)

- Align sibling comments with the no-bare-name partition and drop the stale same-dir fallback claim.
- Pin `_test.go` dot-import wildcard augmentation so a revert to nonTestFiles cannot stay green.

Note: pre-existing failure in worker-pool startup crashes in the full vitest suite not addressed by this PR.
Co-authored-by: Cursor <cursoragent@cursor.com>

* fix: tighten workspace discovery and index Go sibling bindings

Skip leftover test/ workspace roots and extra Vite configs. Publish
same-package Go names from per-package indexes instead of pairing every file.

Co-authored-by: Cursor <cursoragent@cursor.com>

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Cursor <cursoragent@cursor.com>
2026-09-10 12:22:12 +01:00
Abhinav Pandey
2220f4d851
fix(resolution): label fallback guesses and preserve export visibility (#3190)
* fix(resolution): distinguish name guesses and preserve export visibility

* test(go): keep method enrichment fixture in one package

* fix(resolution): address split review edge cases and evidence reporting

* fix(exports): recognize imported and expression-local receivers

* fix(resolution): align export and target evidence with language scope

* fix(ingestion): preserve lexical import provenance through resolution

* test(ci): rebalance Windows shards from measured slow suites

* Address PR review feedback (#3190)

- Label constructor unique-name guesses as global-name-fallback and run language vetoes
- Tighten Go qualified, Rust crate::, and Ruby class-reopen fallback guards
- Ignore for-loop shadowed CommonJS receivers and exclude guesses from the resolved-call census
- Refresh FinalizeOutput and hook docs for lexical binding scopes

Co-authored-by: Cursor <cursoragent@cursor.com>

* Tighten review-feedback leftovers on fallback visibility.

Qualified Go calls still respect export and test-package rules, nested Rust src/ stays a module segment, and top-level conditional this.x is treated as CommonJS.

Co-authored-by: Cursor <cursoragent@cursor.com>

* chore(autofix): apply prettier + eslint fixes via /autofix command

* Address PR review feedback (#3190)

- Distinguish Swift package prefixes when comparing target modules
- Document lexical import binding and handledSites refusal marking
- Drop the stale ci-scope-parity workflow claim and prototype-safe export verdicts

Co-authored-by: Cursor <cursoragent@cursor.com>

* Address PR review feedback (#3190)

Supply caller source on Ruby visibility cases so they exercise the named allow branches instead of the missing-text bypass.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(resolution): label unique constructor types as name guesses

A workspace-unique class hit in findClassBindingInScope was treated as
an in-scope bind, so Go/JS constructor-form sites skipped the guess
label and the Go unexported veto.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(resolution): keep qualified constructors precise after unique-name split

Bare constructor unique-name hits stay guesses so Go can veto an
unexported type. A written qualifier is now carried as rawQualifiedName
so `new pkg.Foo()` and `models.Box[T]{}` can still recover the unique
class without that veto.

Co-authored-by: Cursor <cursoragent@cursor.com>

* test(bench): rebaseline Go/Java scope-capture fingerprints for constructor qualifiers

Generic Go composite literals and qualified Java `new pkg.Foo()` now
carry @reference.qualified-name on existing constructor matches.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(resolution): treat import-reached unique constructors as precise

C++ #include and Rust re-exports do not mint a lexical class binding.
A unique type in an imported file (or imported directory) is therefore
a real bind, not a name guess, so those CALLS edges stay import-resolved.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(resolution): require named or resolved imports for constructor precision

Bare Go Box[T]{} is not package-qualified, and a sibling-file import of a different name is not constructor visibility.

Co-authored-by: Cursor <cursoragent@cursor.com>

---------

Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
2026-09-10 11:38:19 +01:00
azizur100389
87dc6c4d00
fix(go): gate imports by module path (#2984) 2026-08-18 14:31:40 +01:00
Gergő Magyar
135bcae03d
fix(go): resolve out-of-repo package qualifiers, and stop reporting an undecided interface check as a decided negative (#2873) (#2921) 2026-08-11 10:36:59 +01:00
Gergő Magyar
a033b04c46
fix(go): scope and define each type_spec, not the type_declaration (#2837) (#2843) 2026-08-06 00:55:48 +01:00
Gergő Magyar
cabd5b82f9
fix(go): model Go method sets exactly so interface satisfaction is decidable (#2813) (#2829)
* test(go): pin calls through an interface-typed struct field (#2813)

A call through an interface-typed struct field never reaches the
implementation: the CALLS edge stops at the interface DECLARATION, so
`impact()` on the implementing method reports 0 callers. This commit adds
the executable statement of that defect; the fixes follow.

Two stacked defects produce it, and either alone is enough to reproduce —
which is why no existing fixture could observe it:

  D1  `buildDetectionIndexes` skips every POINTER-receiver method, so a
      struct whose methods are all `func (r *T)` has an empty method set,
      structurally satisfies nothing, and gets no IMPLEMENTS edge. Go's
      rule is that the method set of *T includes pointer-receiver methods,
      and idiomatic Go stores *T in an interface-typed field.
  D2  Case 0 (compound receiver) emits its primary edge and short-circuits
      without the interface-dispatch fan-out Case 4 performs. A struct
      field receiver `s.orderRepo` contains a dot and so always takes
      Case 0; a local or parameter receiver is a bare name and reaches
      Case 4.

Every implementor in both pre-existing structural-dispatch fixtures uses a
VALUE receiver, and the one pointer-receiver type is pinned as a negative
(`not.toContain('PointerOnlyThing -> PointerOnly')`), so the corpus could
not see D1 by construction. The new fixture is pointer-receiver
throughout, cross-package, and carries concrete-field controls in the same
structs.

Failing-first, verified against this tree: 7 of the 11 new assertions fail
and 4 pass. The 4 that pass are exactly the controls that must not
regress — the primary edge to the interface declaration, the concrete-field
call, the absence of fan-out on a concrete field, and the partial-signature
negative — so the suite discriminates rather than merely failing.

Two recorded artifacts move here because the FIXTURE was added, not
because capture output changed:

  - test/fixtures/go-captures-golden/expected-captures.json — regenerated
    additively (32 insertions, 0 deletions).
  - bench/scope-capture/baselines.json — go fingerprint, fixture_count
    102 -> 110.

Both are regenerated in this commit rather than deferred to the end of the
series: the fixture is their only cause, no later commit touches capture
emission, so they cannot re-drift and every commit stays green. The check
that this is corpus growth and not a capture regression is that go was the
only one of 15 language fingerprints to move on the same run.

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

* fix(go): count pointer-receiver methods toward structural interface satisfaction (#2813)

D1 of two stacked defects. `buildDetectionIndexes` skipped every method whose
receiver is a pointer, so a struct declaring `func (r *OrderRepo) DeleteItem(...)`
had an EMPTY method set, structurally satisfied nothing, and produced no
IMPLEMENTS edge at all.

Go's method-set rule is per-type, and there are two types involved: the method
set of `T` holds only value-receiver methods, while the method set of `*T` holds
both. #1966 implemented the `T` reading, which is exactly right for `T` — and
leaves `*T` permanently empty. GitNexus models one Struct node per type with no
separate `*T` node, so only one of the two can be represented, and the `T`
reading is the one idiomatic Go almost never uses: methods take pointer
receivers so they can mutate, and `*T` is what gets stored in an interface-typed
field.

The cost was silence rather than caution. With no IMPLEMENTS edge, a call
through an interface-typed field resolved to the interface DECLARATION and
`impact()` on the implementing method returned 0 callers — byte-identical to a
symbol that genuinely has none, which is what made the reporter's blast-radius
check unusable rather than merely incomplete.

This picks the `*T` reading: the graph now answers "which types provide this
interface's behaviour", and no longer proves `var x I = T{}` invalid. The trade
is deliberate and was checked against every consumer of IMPLEMENTS before being
made — MRO/METHOD_IMPLEMENTS derivation, community clustering, the
receiver-dispatch fan-out index, and the epistemic heritage probe. None performs
value-assignability checking.

Two negative pins encoded the #1966 decision and are REVERSED here rather than
deleted, each keeping a comment that explains why the polarity moved:
  - go.test.ts: `PointerOnlyThing -> PointerOnly` now expected to be emitted.
  - go-hooks.test.ts: the pointer-receiver-only unit case now expects the
    implementor instead of `undefined`.

`goReceiverKind` is still stamped in method-owners.ts — it is the hook a future
value/pointer-aware model would read — but is deliberately no longer a filter.
Its now-dead local predicate and type alias are removed so the file no longer
carries a helper asserting the reverted rule.

Measured on the #2813 fixture, this commit alone: the two IMPLEMENTS assertions
flip to passing (6 pass, up from 4) while the five interface-dispatch fan-out
assertions still fail — those are D2, fixed in the next commit. Keeping the two
commits separate is what makes that attribution visible.

Go unit suite: 91 passed.

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

* fix(resolution): fan out interface dispatch from a compound receiver (#2813)

D2 of two stacked defects, and the one that closes the issue. Case 0
(compound receiver) emitted its primary edge and short-circuited without the
interface-dispatch fan-out that Case 4 performs, so a call whose receiver is a
struct FIELD stopped at the interface's method DECLARATION and never reached
any implementation.

The gap was a property of receiver SYNTAX rather than of types. Case 0 is
selected by `receiverName.includes('.')`, so a field receiver (`s.orderRepo`)
always lands there, while the very same interface reached through a local or a
parameter is a bare name and falls through to Case 4 — which fans out
correctly. Field-held interfaces, i.e. dependency injection, were the half that
silently lost every implementation edge; the pre-existing fixtures exercise the
local and parameter forms only, which is why the suite was green.

The fix is the call Case 4 already makes, placed after Case 0's primary
`tryEmitEdge` and before its `handledSites.add`. It stays language-agnostic
(AGENTS.md section 42): `emitInterfaceDispatchFor` self-gates on
`ownerDef.type !== 'Interface'`, so a receiver that folds to a Struct emits
nothing extra and no language check is needed. Confidence is Case 0's own 0.85
literal, not Case 4's site.kind-dependent value — Case 0 has no read/write arm
to mirror.

The case ladder itself is untouched: invariant I4 in contract/scope-resolver.ts
makes the ordering a contract, so the fan-out is added INSIDE Case 0 rather
than by reordering or merging cases.

Also flips a second, previously unnoticed encoding of the #1966 value-only
reading that the full sweep surfaced: the exact-set assertion at
go.test.ts:361 enumerates every structural IMPLEMENTS edge, and D1 correctly
adds `PointerOnlyThing -> PointerOnly` to it. It is D1 fallout rather than D2's,
but D1 had already landed; recording it here with its reason beats amending a
commit whose separate measurability is the point.

Measured:
  - #2813 suite: 11 of 11 pass (was 7 failing after D1 alone, which fixed only
    the two IMPLEMENTS rows).
  - go.test.ts: 160 passed.
  - Full cross-language sweep, test/integration/resolvers: 3027 passed,
    1 skipped, across 52 files. The single failure in that run was the
    exact-set assertion above, fixed here; no other language regressed.

`detect_changes` rates this HIGH (6 affected flows, all EmitReceiverBoundCalls
at step 1) — inherent to editing a hub symbol in the resolution pipeline. The
sweep above is the empirical answer to that label.

An existing index must be re-analyzed to show the new edges; this changes what
the resolver produces, not how it is stored, so no SCHEMA_BUMP applies.

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

* test(go): pin the heritage edges that make impact() hedge an interface-bound count (#2813)

The epistemic half of the issue, resolved by MEASUREMENT rather than by new
code, and pinned at its mechanism.

The reporter's disqualifying complaint was that `impact()` reported
`impactedCount 0, epistemic "exact", risk LOW` for a method reachable only
through an interface-typed field — byte-identical to what it reports for a
symbol that genuinely has no callers. A zero therefore could not be used
defensively, which was the entire use case.

That verdict comes from `computeEpistemicBoundary`, which has two producers and
neither fired: the call sites were not DROPPED (they resolved, just to the
interface declaration, so the #2744 receiver-typing producer saw nothing), and
its heritage probe walks IMPLEMENTS/METHOD_IMPLEMENTS edges out of the queried
symbol — of which there were none, because the pointer-receiver exclusion (D1)
meant no such edge was ever emitted.

Restoring those edges fixes the epistemics as a side effect, so the planned
conditional change to local-backend.ts is NOT needed. Measured on this fixture
against the fixed tree:

  impact(OrderRepo.DeleteItem, upstream)
    before: impactedCount 0,  epistemic "exact"
    after:  impactedCount 3,  epistemic "lower-bound", with an interface
            boundary note; the three callers are OrderHandlers.Delete,
            PickService.StartSession and WaveService.Release — all correct.

  impact(CartRepo.Get, upstream)  [concrete receiver, no interface]
    after:  impactedCount 1,  epistemic "exact"

The second row is the one that matters for trust: the hedge discriminates
instead of firing on everything, so "exact" still means exact.

This test asserts the METHOD_IMPLEMENTS edges the probe walks. Pinning the
mechanism keeps the resolver suite from reaching into the MCP layer while still
failing loudly if the edges regress; the impact() numbers above are recorded in
the commit message and PR body rather than re-asserted here.

#2813 suite: 12 passed.

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

* fix(go): model Go method sets exactly so interface satisfaction is decidable (#2813)

Replaces the approximate structural-interface model with the rules the Go spec
actually defines, so the graph answers what the compiler answers instead of a
useful-but-wrong summary of it. Three answers were provably wrong before; all
three are now exact and covered.

Method sets (go.dev/ref/spec#Method_sets):
  MS(T)  = methods declared with receiver T
  MS(*T) = methods declared with receiver *T OR T

Promotion (#Struct_types):
  S embeds T  -> MS(S) and MS(*S) get promoted methods with receiver T;
                 MS(*S) ALSO gets those with receiver *T
  S embeds *T -> MS(S) AND MS(*S) both get receiver T or *T

Identifier identity (#Uniqueness_of_identifiers): "Two identifiers are different
if they are spelled differently, OR IF THEY APPEAR IN DIFFERENT PACKAGES AND ARE
NOT EXPORTED."

  func (b *Base) Ping()      // pointer receiver
  type ByValue struct{ Base }
  type ByPointer struct{ *Base }

  type            before          exact answer
  Base            IMPLEMENTS      only *Base implements
  ByValue         IMPLEMENTS      only *ByValue implements
  ByPointer       IMPLEMENTS      the VALUE type implements

All three were the same edge. Two of the three were wrong, and nothing in the
graph could tell them apart.

Worse, in a different direction:

  package sealed;  type Sealed interface { seal() }
  package foreign; func (t *T) seal() {}

`foreign.T` cannot implement `sealed.Sealed` in Go — `seal` is unexported, so the
two identifiers are DIFFERENT. Matching on the bare name emitted a FALSE
IMPLEMENTS edge, and the interface-dispatch fan-out then turned it into an
impossible CALLS edge. That is the entire basis of the sealed-interface idiom.

- `methodSetKey` qualifies UNEXPORTED method names with their declaring package,
  leaving exported names unqualified (which is what makes cross-package
  satisfaction work at all). Exactness, not a heuristic: the sealed case now
  emits no edge, while the legitimate same-package implementor is retained.
- `collectStructMethodEntries` builds MS(T) and MS(*T) together and applies the
  promotion table above. The embed FORM is load-bearing, so it is now captured:
  `@reference.embedded-pointer` records `*T` versus `T`, which the parser
  previously discarded (the `*` is an unnamed token).
- Detection returns `{ structDefId, receiverForm }`. `receiverForm: 'pointer'`
  means the value type does NOT implement and only `*T` does — the fact
  `var x I = T{}` turns on.
- The form rides in the edge `reason` (`-structural-implements-pointer`).
  Relationships carry no arbitrary properties, so a new field would change the
  relation DDL, move SCHEMA_FINGERPRINT and force a rebuild for a fact a string
  already expresses. Value-form implementors keep the ORIGINAL unsuffixed
  reason, so a consumer matching the old string now sees exactly the assignable
  set — which is what that string always claimed to mean.

- `emitInterfaceDispatchFor` walks the SUBTYPE CLOSURE (IMPLEMENTS + EXTENDS) and
  skips bodiless declarations, instead of stopping at depth 1. Two reproduced
  Java shapes emitted an edge to a second abstract declaration while the only
  class with a body got nothing: a sub-interface that re-declares the method, and
  an abstract base between interface and implementation. Both now reach the
  implementation and neither emits the declaration edge.
- The fan-out is bounded by `MAX_INTERFACE_DISPATCH_FANOUT` (32,
  `GITNEXUS_MAX_INTERFACE_DISPATCH_FANOUT`) and reports what it dropped, mirroring
  `MAX_PROPERTY_DISPATCH_FANOUT`. A bare cap would silently discard valid dispatch
  targets, which is the same false-safe silence this issue is about.
- Corrects a rationale comment that was factually wrong about the code 70 lines
  above it (Case 0 DOES branch on `site.kind`, at :713-716; what it lacks is a
  read/write branch in its reason/confidence computation).
- Updates both copies of the case-ladder contract, which still described the
  fan-out as Case-4-exclusive.

The embed-pointer marker is PARSE-TIME capture emission, so a warm cache would
replay the pre-marker capture set and the distinction would never appear —
silently, the v27/v30 failure mode. 43 and not 40 because origin/main allocated
40, 41 and 42 while this branch was in review, which is exactly the window this
file's history records both prior EXACT clashes landing in. Pin moved with it.
RE-CHECK AGAINST origin/main IMMEDIATELY BEFORE MERGE.

- Go unit: 93 passed, including new rows pinning that `populateGoOwners` stamps
  `goReceiverKind` (previously the field had no reader and could rot silently)
  and that a pointer-receiver-only type implements in POINTER form only.
- Cross-language sweep, test/integration/resolvers: 3034 passed, 1 skipped,
  52 files, zero regressions.
- scope-capture bench: PASS (15 languages). Go is the ONLY fingerprint that
  moved, which is the check that this is a Go capture change and not a
  cross-language regression; rebaselined with rationale.
- Also closes review gaps in this PR's own tests: the concrete-field control was
  vacuous with respect to the type gate (repointed at a struct that IS an
  implementor), the two-service-file row could not distinguish the two files it
  is named for (both ends now file-qualified), plus new rows for signature
  mismatch, emitted confidence, and an exact N-by-M fan-out bound.

An existing index must be re-analyzed; the schema bump forces it.

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>
2026-08-04 21:52:37 +01:00
Gergő Magyar
911151e230
fix(resolution): resolve Go pointer-receiver calls, and report the program boundary instead of hedging (#2766) (#2782)
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2026-08-01 22:42:18 +01:00
evolution
3b43eb8b47
fix(go): capture multi-name declarations (#2032)
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2026-06-06 04:47:17 +01:00
evolution
5cb00119e8
fix(go): normalize fixed-array parameter bindings (#1988)
* fix(go): normalize fixed-array parameter bindings

* fix(go): address parameter type review follow-ups

---------

Co-authored-by: Gergő Magyar <gergomagyar@icloud.com>
2026-06-04 05:08:15 +01:00
evolution
5dcffde9e8
fix(go): generic composite literal constructor inference (F33) (#1976) 2026-06-03 05:24:31 +01:00
evolution
052319324d
feat(go): infer structural interface implementations (#1966)
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2026-06-02 09:27:44 +01:00
Gergő Magyar
f5915ca9ab
perf(go): kill O(n²) scope-capture re-walks (resolves #1848 quarantine) (#1915)
* test(go): add #1848 Go pipeline + worker-pool benchmark

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* optimize(go-scope-capture): thread captured nodes to kill O(n^2) findNodeAtRange re-walks

emitGoScopeCaptures re-derived each match's AST node via findNodeAtRange from
the tree root on every query match, giving O(matches x rootChildren) ~ O(n^2)
behaviour (the #1848 root cause: a 250-struct generated DAO took ~10.8s, 800
structs ~100s+ — long enough to trip the worker sub-batch idle timeout and get
quarantined). Thread the query-captured SyntaxNode (c.node) through a parallel
tag->node map and use it directly (or via a bounded local parent walk for the
import_declaration ancestor case) instead of re-walking from root.

Output is byte-identical (capture fingerprint over the DAO file + all 89 go-*
fixtures unchanged; capture_groups=13501). 250 entities: 10835ms -> 114ms (95x).
800 entities: ~100s -> 384ms. Go resolver + scope-resolution suites: 165/165 pass.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(go-scope-capture): address code-review findings

Self-review (ce-code-review) polish on the #1848 fix + benchmark:

- benchmark: tighten the scaling guard from timeRatio/fileRatio < 3 to < 1.5.
  At the 2.5x/2x scale steps, a quadratic regression yields ratio == fileRatio
  (2.5, 2.0), which < 3 waved through — the guard could not detect the O(n^2)
  it exists for. Measured O(n) ratios are 0.45/0.59, so < 1.5 has headroom.
- benchmark: add a non-gated O(n^2) regression tripwire that calls
  emitGoScopeCaptures on a 400-struct source directly (no worker, no
  GITNEXUS_BENCH gate) so the regression is actually guarded in CI.
- benchmark: clearTimeout the Promise.race timer in finally (no lingering
  rejection); set the worker-suite env vars inside the try so finally always
  restores them.
- captures.ts: clarify the isRawMultiAssignTypeBinding comment to name both
  var-form cases (assertion + call-return). Comment-only.

Left as-is: resolveImportNode's defensive range-equality branch — deleting it
as dead code would remove the self-documentation of the grammar invariant the
threaded-node logic depends on (reviewer tension; a wash).

Verified: tsc clean; 165/165 Go resolver + scope tests; new tripwire passes
(237ms); scaling suite passes at <1.5; #1848 worker suite still green.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(go): golden capture-parity guard for emitGoScopeCaptures (#1848 U1)

Pins emitGoScopeCaptures output across all 89 go-* fixtures + a synthetic DAO
shape as a committed golden (test/fixtures/go-captures-golden/expected-captures.json),
so future drift in the Go scope-capture path fails CI instead of only the coarse
perf tripwire. Match-grouped, order-independent sha256 canonicalization; regenerate
intentionally with UPDATE_GOLDEN=1. Mirrors test/integration/pipeline-graph-golden.test.ts.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(go): cover func_literal, var-form bindings, single import, generics (#1848 U2)

Adds smoke cases for the Go shapes the #1915 captured-node refactor reasons
about but no lang-resolution fixture exercised: func_literal under @scope.function
(no receiver synthesized), var-form @type-binding.assertion and .call-return (not
dropped by isRawMultiAssignTypeBinding), a single unparenthesized import through
resolveImportNode, and a generic function declaration.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(go): tighten O(n^2) tripwire budget 10s -> 5s (#1848 U3)

The fixed path is ~250ms; a quadratic regression at 400 structs is ~25s. 5s keeps
~20x headroom over the fixed path while tripping a ~20x regression (vs the prior
~40x). Correctness is guarded separately by the U1 golden test, so this stays a
pure perf tripwire.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore(autofix): apply prettier + eslint fixes via /autofix command

* test(go): fail on a missing golden in CI via a pure resolveGoldenAction helper (#1848 U1)

Extracts the golden test's missing-file gate into a pure
resolveGoldenAction({update,exists,isCI}) -> regenerate|compare|fail helper, so
a missing golden no longer self-heals + passes in CI (Codex F2). The rule is
unit-tested directly across all combos with no filesystem mutation (can't corrupt
the committed golden). CI detection uses a truthy check (!!process.env.CI) so it
fires on any runner. Locally a missing golden still regenerates as first-run convenience.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(go): make the golden digest order-sensitive (#1848 U2)

Drops the cross-match .sort() in digestCaptures so the digest reflects emission
order — a true byte-identical guard that catches a reordering refactor (Codex F1),
not just a set-equality check. Safe because emitGoScopeCaptures output is
deterministic. Within-match key order stays normalized (a CaptureMatch is a Record).
Replaces the order-independence test with an order-sensitivity assertion and
regenerates expected-captures.json under the new scheme (all 90 digests).
Trade-off: a tree-sitter-go grammar bump that reorders matches now requires a
deliberate UPDATE_GOLDEN=1 regen — intentional (a tree-shape change deserves a look).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test(go): strengthen func_literal smoke case to a positive receiver assertion (#1848 U3)

The old case used a closure-only source and only asserted ABSENCE of
@type-binding.self, so it would pass even if the method_declaration receiver
branch regressed (Codex F3). The fixture now has both a method and a closure, and
positively asserts exactly one @type-binding.self from the method (name=u,
type=User — the type also confirms *User pointer-stripping) and none from the closure.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(test): remove TOCTOU file-system race in golden test + format

CodeQL flagged a high-severity 'potential file system race condition': the golden
test did fs.existsSync(GOLDEN_FILE) then later writeFileSync/readFileSync on it.
Replace the existsSync-then-use with a single race-free read (ENOENT => missing),
reusing the read content for the compare path. Behaviour is unchanged (the pure
resolveGoldenAction helper still decides regenerate/compare/fail). Also applies
prettier formatting to the file (fixes the quality/format check).

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>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
2026-05-30 13:05:08 +01:00
evolution
28df98c997
fix(go): use loose equality for Array.find() null checks (#1384)
* fix(go): use loose equality for Array.find() null checks (#1346, #1366)

Array.find() returns undefined (not null) when no match is found, but
the code checked with === null / !== null which fails to intercept it.
This caused "Cannot read properties of undefined (reading 'type')" and
"Cannot read properties of undefined (reading 'namedChildren')" crashes
on Go files containing plain for loops, make(chan T), or other patterns
where the expected tree-sitter node type is absent.

* refactor(go): use strict undefined checks for Array.find() results

Address review feedback: Array.find() returns undefined by spec, so
check with === undefined / !== undefined instead of loose == null.
2026-05-06 17:57:19 +01:00
evolution
d14d6602d5
feat(go): implement scope resolution hooks for Go language support (#1302) 2026-05-04 07:29:11 +01:00