feat: add IncludeExtractor for C++ cross-repo include tracking (group)

This commit is contained in:
HuangWenjie 2026-04-28 17:57:49 +08:00
parent 1f6df5fdbb
commit 2cc66c982e
8 changed files with 732 additions and 3 deletions

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@ -75,7 +75,7 @@
"version": "1.0.0",
"dev": true,
"devDependencies": {
"typescript": "^6.0.2"
"typescript": "^6.0.3"
}
},
"node_modules/@babel/helper-string-parser": {

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@ -4,7 +4,7 @@ import type { GroupConfig, GroupManifestLink, ContractType, ContractRole } from
const _require = createRequire(import.meta.url);
const yaml = _require('js-yaml') as typeof import('js-yaml');
const VALID_CONTRACT_TYPES: ContractType[] = ['http', 'grpc', 'topic', 'lib', 'custom'];
const VALID_CONTRACT_TYPES: ContractType[] = ['http', 'grpc', 'topic', 'lib', 'custom', 'include'];
const VALID_ROLES: ContractRole[] = ['provider', 'consumer'];
const DEFAULT_DETECT = {
@ -13,6 +13,7 @@ const DEFAULT_DETECT = {
topics: true,
shared_libs: true,
embedding_fallback: true,
includes: true,
};
const DEFAULT_MATCHING = {

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@ -0,0 +1,456 @@
import * as path from 'node:path';
import { glob } from 'glob';
import Parser from 'tree-sitter';
import C from 'tree-sitter-c';
import Cpp from 'tree-sitter-cpp';
import type { ContractExtractor, CypherExecutor } from '../contract-extractor.js';
import type { ExtractedContract, RepoHandle } from '../types.js';
import { readSafe } from './fs-utils.js';
import {
buildSuffixIndex,
suffixResolve,
type SuffixIndex,
} from '../../ingestion/import-resolvers/utils.js';
/**
* Cross-repo C/C++ `#include` dependency extractor.
*
* **Provider side:** registers every `.h/.hpp/.hxx/.hh` file in the repo
* as a provider contract with `include::<relative-path>`.
*
* **Consumer side:** parses all C/C++ source/header files for `#include "…"`
* directives, attempts suffix-based resolution against the repo's own file
* list (reusing the same algorithm as the single-repo ingestion pipeline),
* and emits unresolved include paths as consumer contracts.
*
* Matching: a consumer's `include::map/base/dice_map_view.h` in repo A
* matches a provider's `include::map/base/dice_map_view.h` in repo B via
* exact contract-id equality in `runExactMatch`.
*/
// ---------- constants ----------
const HEADER_EXTENSIONS = new Set(['.h', '.hpp', '.hxx', '.hh']);
const HEADER_GLOB = '**/*.{h,hpp,hxx,hh}';
const SOURCE_GLOB = '**/*.{c,cpp,cc,cxx,h,hpp,hxx,hh}';
const STANDARD_IGNORES = [
'**/node_modules/**',
'**/.git/**',
'**/vendor/**',
'**/dist/**',
'**/build/**',
'**/.gitnexus/**',
'**/third_party/**',
'**/3rdparty/**',
'**/external/**',
];
const INCLUDE_QUERY_SRC = '(preproc_include path: (_) @import.source) @import';
/**
* Well-known C/C++ standard library headers that can appear in `#include "…"`
* form (some projects use quotes for system headers).
*/
const SYSTEM_HEADERS = new Set([
// C standard
'assert.h',
'complex.h',
'ctype.h',
'errno.h',
'fenv.h',
'float.h',
'inttypes.h',
'iso646.h',
'limits.h',
'locale.h',
'math.h',
'setjmp.h',
'signal.h',
'stdalign.h',
'stdarg.h',
'stdatomic.h',
'stdbool.h',
'stddef.h',
'stdint.h',
'stdio.h',
'stdlib.h',
'stdnoreturn.h',
'string.h',
'tgmath.h',
'threads.h',
'time.h',
'uchar.h',
'wchar.h',
'wctype.h',
// C++ standard (extensionless)
'algorithm',
'any',
'array',
'atomic',
'barrier',
'bit',
'bitset',
'cassert',
'cctype',
'cerrno',
'cfenv',
'cfloat',
'charconv',
'chrono',
'cinttypes',
'climits',
'clocale',
'cmath',
'codecvt',
'compare',
'complex',
'concepts',
'condition_variable',
'coroutine',
'csetjmp',
'csignal',
'cstdarg',
'cstddef',
'cstdint',
'cstdio',
'cstdlib',
'cstring',
'ctime',
'cuchar',
'cwchar',
'cwctype',
'deque',
'exception',
'execution',
'expected',
'filesystem',
'format',
'forward_list',
'fstream',
'functional',
'future',
'generator',
'initializer_list',
'iomanip',
'ios',
'iosfwd',
'iostream',
'istream',
'iterator',
'latch',
'limits',
'list',
'locale',
'map',
'mdspan',
'memory',
'memory_resource',
'mutex',
'new',
'numbers',
'numeric',
'optional',
'ostream',
'print',
'queue',
'random',
'ranges',
'ratio',
'regex',
'scoped_allocator',
'semaphore',
'set',
'shared_mutex',
'source_location',
'span',
'spanstream',
'sstream',
'stack',
'stacktrace',
'stdexcept',
'stdfloat',
'stop_token',
'streambuf',
'string',
'string_view',
'strstream',
'syncstream',
'system_error',
'thread',
'tuple',
'type_traits',
'typeindex',
'typeinfo',
'unordered_map',
'unordered_set',
'utility',
'valarray',
'variant',
'vector',
'version',
]);
/** Path prefixes that indicate system/kernel headers. */
const SYSTEM_PATH_PREFIXES = [
'sys/',
'net/',
'netinet/',
'arpa/',
'linux/',
'asm/',
'bits/',
'gnu/',
'mach/',
'machine/',
'xlocale/',
];
/** Regex fallback for files that exceed tree-sitter's 32 KB parse limit. */
const INCLUDE_REGEX = /^[ \t]*#\s*include\s*"([^"]+)"/gm;
// ---------- helpers ----------
function normalizeIncludePath(raw: string): string {
return raw.replace(/\\/g, '/').replace(/^\.\//, '').replace(/\/+/g, '/').toLowerCase();
}
function isAngleBracketInclude(rawNodeText: string): boolean {
const trimmed = rawNodeText.trim();
return trimmed.startsWith('<') && trimmed.endsWith('>');
}
function isSystemHeader(cleanedPath: string): boolean {
// Check well-known standard headers
if (SYSTEM_HEADERS.has(cleanedPath)) return true;
// Check system path prefixes
const lower = cleanedPath.toLowerCase();
return SYSTEM_PATH_PREFIXES.some((prefix) => lower.startsWith(prefix));
}
function isHeaderFile(filePath: string): boolean {
return HEADER_EXTENSIONS.has(path.extname(filePath).toLowerCase());
}
function getLanguageForFile(filePath: string): unknown | null {
const ext = path.extname(filePath).toLowerCase();
switch (ext) {
case '.c':
case '.h':
return C;
case '.cpp':
case '.cc':
case '.cxx':
case '.hpp':
case '.hxx':
case '.hh':
return Cpp;
default:
return null;
}
}
// ---------- main class ----------
export class IncludeExtractor implements ContractExtractor {
type = 'include' as const;
async canExtract(_repo: RepoHandle): Promise<boolean> {
return true;
}
async extract(
dbExecutor: CypherExecutor | null,
repoPath: string,
_repo: RepoHandle,
): Promise<ExtractedContract[]> {
// 1. Build the local file list (for suffix resolution)
const allFiles = await glob('**/*', {
cwd: repoPath,
ignore: STANDARD_IGNORES,
nodir: true,
});
const normalizedFiles = allFiles.map((f) => f.replace(/\\/g, '/'));
const suffixIndex = buildSuffixIndex(normalizedFiles, allFiles);
// 2. Provider: register all header files
const providers = await this.extractProviders(dbExecutor, repoPath, allFiles);
// 3. Consumer: find unresolved #include directives
const consumers = await this.extractConsumers(repoPath, normalizedFiles, allFiles, suffixIndex);
return this.dedupe([...providers, ...consumers]);
}
// ---------- provider extraction ----------
private async extractProviders(
dbExecutor: CypherExecutor | null,
repoPath: string,
allFiles: string[],
): Promise<ExtractedContract[]> {
// Strategy A: graph-assisted
if (dbExecutor) {
const graphProviders = await this.extractProvidersGraph(dbExecutor);
if (graphProviders.length > 0) return graphProviders;
}
// Strategy B: filesystem fallback
return this.extractProvidersFallback(repoPath, allFiles);
}
private async extractProvidersGraph(db: CypherExecutor): Promise<ExtractedContract[]> {
try {
const rows = await db(
`MATCH (f:File)
WHERE f.filePath =~ '.*\\\\.(h|hpp|hxx|hh)$'
RETURN f.filePath AS filePath, f.id AS fileId`,
);
return rows
.filter((r) => typeof r.filePath === 'string' && r.filePath)
.map((r) => {
const filePath = (r.filePath as string).replace(/\\/g, '/');
return {
contractId: `include::${normalizeIncludePath(filePath)}`,
type: 'include' as const,
role: 'provider' as const,
symbolUid: String(r.fileId ?? ''),
symbolRef: { filePath, name: path.basename(filePath) },
symbolName: path.basename(filePath),
confidence: 1.0,
meta: { source: 'graph' },
};
});
} catch {
return [];
}
}
private extractProvidersFallback(_repoPath: string, allFiles: string[]): ExtractedContract[] {
return allFiles
.filter((f) => isHeaderFile(f))
.map((f) => {
const filePath = f.replace(/\\/g, '/');
return {
contractId: `include::${normalizeIncludePath(filePath)}`,
type: 'include' as const,
role: 'provider' as const,
symbolUid: `File:${filePath}`,
symbolRef: { filePath, name: path.basename(filePath) },
symbolName: path.basename(filePath),
confidence: 0.95,
meta: { source: 'filesystem' },
};
});
}
// ---------- consumer extraction ----------
private async extractConsumers(
repoPath: string,
normalizedFiles: string[],
allFiles: string[],
suffixIndex: SuffixIndex,
): Promise<ExtractedContract[]> {
const sourceFiles = await glob(SOURCE_GLOB, {
cwd: repoPath,
ignore: STANDARD_IGNORES,
nodir: true,
});
const parser = new Parser();
const out: ExtractedContract[] = [];
// Compile the include query once per grammar to avoid re-compilation per file
const queryCache = new Map<unknown, Parser.Query>();
for (const rel of sourceFiles) {
const lang = getLanguageForFile(rel);
if (!lang) continue;
const content = readSafe(repoPath, rel);
if (!content) continue;
let query = queryCache.get(lang);
if (!query) {
try {
query = new Parser.Query(lang, INCLUDE_QUERY_SRC);
queryCache.set(lang, query);
} catch {
continue;
}
}
// Collect raw include paths: tree-sitter first, regex fallback for large files
let rawIncludes: string[];
try {
parser.setLanguage(lang);
const tree = parser.parse(content);
let matches: Parser.QueryMatch[];
try {
matches = query.matches(tree.rootNode);
} catch {
matches = [];
}
rawIncludes = [];
for (const match of matches) {
const sourceNode = match.captures.find((c) => c.name === 'import.source');
if (!sourceNode) continue;
const rawText = sourceNode.node.text;
if (isAngleBracketInclude(rawText)) continue;
const cleaned = rawText.replace(/['"<>]/g, '');
if (cleaned && cleaned.length <= 2048) rawIncludes.push(cleaned);
}
} catch {
// tree-sitter failed (e.g. file > 32 KB) — fall back to regex
rawIncludes = [];
INCLUDE_REGEX.lastIndex = 0;
let m: RegExpExecArray | null;
while ((m = INCLUDE_REGEX.exec(content)) !== null) {
if (m[1] && m[1].length <= 2048) rawIncludes.push(m[1]);
}
}
for (const cleaned of rawIncludes) {
// Filter: skip known system headers and system path prefixes
if (isSystemHeader(cleaned)) continue;
// Local resolution: try to resolve against this repo's own files
const pathParts = cleaned.split('/').filter(Boolean);
const resolved = suffixResolve(pathParts, normalizedFiles, allFiles, suffixIndex);
if (resolved !== null) continue; // Local include — not cross-repo
// Unresolved: emit as consumer contract
const normalizedRel = rel.replace(/\\/g, '/');
out.push({
contractId: `include::${normalizeIncludePath(cleaned)}`,
type: 'include' as const,
role: 'consumer' as const,
symbolUid: `File:${normalizedRel}`,
symbolRef: { filePath: normalizedRel, name: cleaned },
symbolName: cleaned,
confidence: 0.85,
meta: {
source: 'tree_sitter',
includePath: cleaned,
},
});
}
}
return out;
}
// ---------- deduplication ----------
private dedupe(items: ExtractedContract[]): ExtractedContract[] {
const seen = new Set<string>();
const out: ExtractedContract[] = [];
for (const c of items) {
const k = `${c.contractId}|${c.role}|${c.symbolRef.filePath}`;
if (seen.has(k)) continue;
seen.add(k);
out.push(c);
}
return out;
}
}

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@ -268,6 +268,14 @@ export class ManifestExtractor {
LIMIT 1`,
{ contract: link.contract },
);
} else if (link.type === 'include') {
rows = await executor(
`MATCH (f:File) WHERE f.filePath = $contract
RETURN f.id AS uid, f.name AS name, f.filePath AS filePath
ORDER BY f.filePath ASC
LIMIT 1`,
{ contract: link.contract },
);
} else {
return null;
}
@ -335,6 +343,8 @@ export class ManifestExtractor {
return `lib::${contract}`;
case 'custom':
return `custom::${contract}`;
case 'include':
return `include::${contract}`;
default: {
const _exhaustive: never = type;
throw new Error(`Unhandled ContractType: ${String(_exhaustive)}`);

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@ -105,6 +105,8 @@ export function normalizeContractId(id: string): string {
return `topic::${rest.trim().toLowerCase()}`;
case 'lib':
return `lib::${rest.toLowerCase()}`;
case 'include':
return `include::${rest.replace(/\\/g, '/').replace(/^\.\//, '').replace(/\/+/g, '/').toLowerCase()}`;
default:
return id;
}

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@ -7,11 +7,13 @@ import type { GroupConfig, RepoHandle, RepoSnapshot, StoredContract, CrossLink }
import { HttpRouteExtractor } from './extractors/http-route-extractor.js';
import { GrpcExtractor } from './extractors/grpc-extractor.js';
import { TopicExtractor } from './extractors/topic-extractor.js';
import { IncludeExtractor } from './extractors/include-extractor.js';
import { ManifestExtractor } from './extractors/manifest-extractor.js';
import { runExactMatch } from './matching.js';
import { detectServiceBoundaries, assignService } from './service-boundary-detector.js';
import type { CypherExecutor } from './contract-extractor.js';
import { writeContractRegistry } from './storage.js';
import { writeBridge } from './bridge-db.js';
import type { ContractRegistry } from './types.js';
export interface SyncOptions {
@ -94,6 +96,7 @@ export async function syncGroup(config: GroupConfig, opts?: SyncOptions): Promis
const httpEx = new HttpRouteExtractor();
const grpcEx = new GrpcExtractor();
const topicEx = new TopicExtractor();
const includeEx = new IncludeExtractor();
dbExecutors = new Map<string, CypherExecutor>();
const openPoolIds: string[] = [];
@ -151,6 +154,17 @@ export async function syncGroup(config: GroupConfig, opts?: SyncOptions): Promis
}
}
if (config.detect.includes) {
const extracted = await includeEx.extract(executor, handle.repoPath, handle);
for (const c of extracted) {
autoContracts.push({
...c,
repo: groupPath,
service: assignService(c.symbolRef.filePath, boundaries),
});
}
}
const metaPath = path.join(handle.storagePath, 'meta.json');
try {
const raw = await fs.readFile(metaPath, 'utf-8');
@ -228,6 +242,12 @@ export async function syncGroup(config: GroupConfig, opts?: SyncOptions): Promis
if (opts?.groupDir && !opts.skipWrite) {
await writeContractRegistry(opts.groupDir, registry);
await writeBridge(opts.groupDir, {
contracts: allContracts,
crossLinks,
repoSnapshots,
missingRepos,
});
}
return {

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@ -1,4 +1,4 @@
export type ContractType = 'http' | 'grpc' | 'topic' | 'lib' | 'custom';
export type ContractType = 'http' | 'grpc' | 'topic' | 'lib' | 'custom' | 'include';
export type MatchType = 'exact' | 'manifest' | 'wildcard' | 'bm25' | 'embedding';
export type ContractRole = 'provider' | 'consumer';
@ -27,6 +27,7 @@ export interface DetectConfig {
topics: boolean;
shared_libs: boolean;
embedding_fallback: boolean;
includes: boolean;
}
export interface MatchingConfig {

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@ -0,0 +1,239 @@
import { describe, it, expect, beforeEach, afterEach } from 'vitest';
import * as fs from 'node:fs';
import * as path from 'node:path';
import * as os from 'node:os';
import { IncludeExtractor } from '../../../src/core/group/extractors/include-extractor.js';
import type { RepoHandle } from '../../../src/core/group/types.js';
import { normalizeContractId } from '../../../src/core/group/matching.js';
describe('IncludeExtractor', () => {
let tmpDir: string;
let extractor: IncludeExtractor;
beforeEach(() => {
tmpDir = path.join(os.tmpdir(), `gitnexus-include-${Date.now()}`);
fs.mkdirSync(tmpDir, { recursive: true });
extractor = new IncludeExtractor();
});
afterEach(() => {
fs.rmSync(tmpDir, { recursive: true, force: true });
});
function writeFile(relPath: string, content: string): void {
const full = path.join(tmpDir, relPath);
fs.mkdirSync(path.dirname(full), { recursive: true });
fs.writeFileSync(full, content);
}
const makeRepo = (repoPath: string): RepoHandle => ({
id: 'test-repo',
path: 'test/app',
repoPath,
storagePath: path.join(repoPath, '.gitnexus'),
});
// ---- Provider detection ----
describe('provider extraction', () => {
it('registers .h files as providers', async () => {
writeFile('map/base/view.h', '#pragma once\nclass View {};');
writeFile('map/base/types.h', '#pragma once\nstruct Point {};');
const contracts = await extractor.extract(null, tmpDir, makeRepo(tmpDir));
const providers = contracts.filter((c) => c.role === 'provider');
expect(providers).toHaveLength(2);
const ids = providers.map((p) => p.contractId).sort();
expect(ids).toEqual(['include::map/base/types.h', 'include::map/base/view.h']);
expect(providers[0].type).toBe('include');
expect(providers[0].confidence).toBeGreaterThanOrEqual(0.95);
});
it('registers .hpp files as providers', async () => {
writeFile('utils/helper.hpp', '#pragma once\ntemplate<class T> T id(T x) { return x; }');
const contracts = await extractor.extract(null, tmpDir, makeRepo(tmpDir));
const providers = contracts.filter((c) => c.role === 'provider');
expect(providers).toHaveLength(1);
expect(providers[0].contractId).toBe('include::utils/helper.hpp');
});
it('does not register .cpp files as providers', async () => {
writeFile('src/main.cpp', 'int main() { return 0; }');
writeFile('src/utils.h', '#pragma once');
const contracts = await extractor.extract(null, tmpDir, makeRepo(tmpDir));
const providers = contracts.filter((c) => c.role === 'provider');
expect(providers).toHaveLength(1);
expect(providers[0].contractId).toBe('include::src/utils.h');
});
});
// ---- Consumer detection ----
describe('consumer extraction', () => {
it('emits unresolved includes as consumers', async () => {
writeFile(
'src/main.cpp',
`#include "map/base/view.h"
#include "map/base/types.h"
int main() { return 0; }`,
);
const contracts = await extractor.extract(null, tmpDir, makeRepo(tmpDir));
const consumers = contracts.filter((c) => c.role === 'consumer');
expect(consumers).toHaveLength(2);
const ids = consumers.map((c) => c.contractId).sort();
expect(ids).toEqual(['include::map/base/types.h', 'include::map/base/view.h']);
expect(consumers[0].type).toBe('include');
expect(consumers[0].confidence).toBe(0.85);
});
it('skips locally resolved includes', async () => {
writeFile('map/base/view.h', '#pragma once\nclass View {};');
writeFile(
'src/main.cpp',
`#include "map/base/view.h"
#include "external/lib.h"
int main() { return 0; }`,
);
const contracts = await extractor.extract(null, tmpDir, makeRepo(tmpDir));
const consumers = contracts.filter((c) => c.role === 'consumer');
// Only external/lib.h should be a consumer — map/base/view.h resolves locally
expect(consumers).toHaveLength(1);
expect(consumers[0].contractId).toBe('include::external/lib.h');
});
it('skips angle-bracket includes', async () => {
writeFile(
'src/main.cpp',
`#include <stdio.h>
#include <vector>
#include "app/interface.h"
int main() { return 0; }`,
);
const contracts = await extractor.extract(null, tmpDir, makeRepo(tmpDir));
const consumers = contracts.filter((c) => c.role === 'consumer');
expect(consumers).toHaveLength(1);
expect(consumers[0].contractId).toBe('include::app/interface.h');
});
it('skips well-known system headers in quotes', async () => {
writeFile(
'src/main.cpp',
`#include "stdio.h"
#include "stdlib.h"
#include "app/config.h"
int main() { return 0; }`,
);
const contracts = await extractor.extract(null, tmpDir, makeRepo(tmpDir));
const consumers = contracts.filter((c) => c.role === 'consumer');
expect(consumers).toHaveLength(1);
expect(consumers[0].contractId).toBe('include::app/config.h');
});
it('skips system path prefixes', async () => {
writeFile(
'src/main.c',
`#include "sys/types.h"
#include "linux/input.h"
#include "mylib/types.h"
int main() { return 0; }`,
);
const contracts = await extractor.extract(null, tmpDir, makeRepo(tmpDir));
const consumers = contracts.filter((c) => c.role === 'consumer');
expect(consumers).toHaveLength(1);
expect(consumers[0].contractId).toBe('include::mylib/types.h');
});
});
// ---- Cross-repo matching scenario ----
describe('cross-repo matching', () => {
it('provider and consumer produce matching contractIds', async () => {
// Simulate provider repo (header-only)
const providerDir = path.join(os.tmpdir(), `gitnexus-include-provider-${Date.now()}`);
fs.mkdirSync(providerDir, { recursive: true });
const providerFile = path.join(providerDir, 'map/base/dice_map_view.h');
fs.mkdirSync(path.dirname(providerFile), { recursive: true });
fs.writeFileSync(providerFile, '#pragma once\nclass DiceMapView {};');
// Simulate consumer repo
const consumerDir = path.join(os.tmpdir(), `gitnexus-include-consumer-${Date.now()}`);
fs.mkdirSync(consumerDir, { recursive: true });
const consumerFile = path.join(consumerDir, 'src/controller.cpp');
fs.mkdirSync(path.dirname(consumerFile), { recursive: true });
fs.writeFileSync(consumerFile, '#include "map/base/dice_map_view.h"\nvoid init() {}');
try {
const providerContracts = await extractor.extract(null, providerDir, makeRepo(providerDir));
const consumerContracts = await extractor.extract(null, consumerDir, makeRepo(consumerDir));
const providers = providerContracts.filter((c) => c.role === 'provider');
const consumers = consumerContracts.filter((c) => c.role === 'consumer');
expect(providers.length).toBeGreaterThanOrEqual(1);
expect(consumers.length).toBeGreaterThanOrEqual(1);
const providerIds = new Set(providers.map((p) => normalizeContractId(p.contractId)));
const consumerIds = consumers.map((c) => normalizeContractId(c.contractId));
// The consumer's include path should match a provider's file path
expect(providerIds.has(consumerIds[0])).toBe(true);
} finally {
fs.rmSync(providerDir, { recursive: true, force: true });
fs.rmSync(consumerDir, { recursive: true, force: true });
}
});
});
// ---- Deduplication ----
describe('deduplication', () => {
it('deduplicates same include from multiple source files', async () => {
writeFile('src/a.cpp', '#include "ext/api.h"\nvoid a() {}');
writeFile('src/b.cpp', '#include "ext/api.h"\nvoid b() {}');
const contracts = await extractor.extract(null, tmpDir, makeRepo(tmpDir));
const consumers = contracts.filter((c) => c.role === 'consumer');
// Both files include "ext/api.h" — each should produce a separate
// consumer contract (different symbolRef.filePath)
expect(consumers).toHaveLength(2);
const files = consumers.map((c) => c.symbolRef.filePath).sort();
expect(files).toEqual(['src/a.cpp', 'src/b.cpp']);
});
});
// ---- normalizeContractId ----
describe('normalizeContractId for include', () => {
it('lowercases the path', () => {
expect(normalizeContractId('include::Map/Base/Foo.h')).toBe('include::map/base/foo.h');
});
it('normalizes backslashes', () => {
expect(normalizeContractId('include::map\\base\\foo.h')).toBe('include::map/base/foo.h');
});
it('strips leading ./', () => {
expect(normalizeContractId('include::./foo.h')).toBe('include::foo.h');
});
it('collapses consecutive slashes', () => {
expect(normalizeContractId('include::map//base///foo.h')).toBe('include::map/base/foo.h');
});
});
});