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https://github.com/abhigyanpatwari/GitNexus.git
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b2c72997ea
* fix(scope): reduce memory for terminal import misses * fix(review): cover external imports and cache isolation --------- Co-authored-by: Gergo Magyar <gergomagyar0@gmail.com>
71 lines
2.6 KiB
TypeScript
71 lines
2.6 KiB
TypeScript
/** Isolate a terminal import miss beside an unrelated wildcard chain (#3695). */
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import assert from 'node:assert/strict';
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import { createHash } from 'node:crypto';
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import { performance } from 'node:perf_hooks';
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import { finalize, type FinalizeFile, type FinalizeHooks } from 'gitnexus-shared';
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const count = Number(process.argv[2] ?? 500);
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assert.ok(Number.isSafeInteger(count) && count >= 2, 'Expected a file count >= 2');
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const files: FinalizeFile[] = Array.from({ length: count }, (_, i) => ({
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filePath: `chain/${i}.java`,
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moduleScope: `scope:${i}`,
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localDefs: Array.from({ length: 4 }, (_, j) => ({
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nodeId: `def:${i}_${j}`,
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filePath: `chain/${i}.java`,
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type: 'Class',
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qualifiedName: `p.C${i}_${j}`,
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})),
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parsedImports: i + 1 < count ? [{ kind: 'wildcard', targetRaw: `chain/${i + 1}.java` }] : [],
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}));
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files.push({
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filePath: 'leaf.java',
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moduleScope: 'scope:leaf',
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localDefs: [{ nodeId: 'def:Leaf', filePath: 'leaf.java', type: 'Class', qualifiedName: 'Leaf' }],
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parsedImports: [{ kind: 'wildcard', targetRaw: 'java/util' }],
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});
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files.push({
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filePath: 'consumer.java',
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moduleScope: 'scope:consumer',
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localDefs: [],
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parsedImports: [
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{ kind: 'named', localName: 'absent', importedName: 'absent', targetRaw: 'leaf.java' },
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],
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});
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const paths = new Set(files.map((file) => file.filePath));
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const hooks: FinalizeHooks = {
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resolveImportTarget: (target) => (paths.has(target) ? target : null),
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expandsWildcardTo: () => [],
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mergeBindings: (existing, incoming) => [...existing, ...incoming],
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};
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global.gc?.();
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const heapBefore = process.memoryUsage().heapUsed;
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const start = performance.now();
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const result = finalize({ files, workspaceIndex: undefined }, hooks);
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const elapsedMs = performance.now() - start;
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const heapAfter = process.memoryUsage().heapUsed;
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const peakRss = process.resourceUsage().maxRSS * 1024;
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const edges = result.imports.get('scope:consumer');
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assert.equal(edges?.length, 1);
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assert.equal(edges[0].linkStatus, 'unresolved');
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assert.equal(result.stats.totalFiles, count + 2);
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assert.equal(result.stats.totalEdges, count + 1);
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assert.equal(result.bindings.size, count + 2);
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const serialized = JSON.stringify({
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imports: [...result.imports],
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bindings: [...result.bindings].map(([scope, bindings]) => [scope, [...bindings]]),
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sccs: result.sccs,
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stats: result.stats,
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});
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console.log(
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JSON.stringify({
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count,
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elapsedMs,
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heapBefore,
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heapAfter,
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heapDelta: heapAfter - heapBefore,
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peakRss,
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files: result.stats.totalFiles,
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edges: result.stats.totalEdges,
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fingerprint: createHash('sha256').update(serialized).digest('hex'),
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}),
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);
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