Fix/dependencies and exports#56
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May 24, 2026 19:44
Fixes TypeError in Vitest 4 when metrics().count() methods are called without an explicit tsconfig path. The guessLocationOfTsconfig function was not properly exported from the common module index, causing a runtime error in certain bundling scenarios. This is now explicitly exported to ensure it's always available. Related to issue where users see: 'TypeError: (0, common_1.guessLocationOfTsconfig) is not a function' Testing: - Resolves Vitest 4.0.2 runtime error - Maintains backward compatibility - No breaking changes
Implement .archignore functionality to allow users to exclude files and directories from ArchUnit analysis, similar to .gitignore syntax. This feature solves the problem where generated code, build artifacts, and other files outside user control cause architecture tests to fail or produce unrealistic metrics. ## What's Included ### ArchIgnoreParser - Parses .archignore files from project root - Supports .gitignore-style patterns (* ** ? ! negation) - Converts patterns to internal glob format - Handles both Unix and Windows paths - Caches patterns for performance ### ArchIgnoreFilter - Filters dependency graphs to exclude ignored files - Removes edges with ignored source or target - Provides statistics on ignored files - Used by all checks (files, metrics, slices) ## Pattern Support Supported patterns: - Directory matching: 'node_modules/' - Glob patterns: '*.generated.ts' - Nested paths: 'src/generated/**' - Negation: '!important.ts' (exception to ignore rules) - Comments: '# comment' ## Benefits - Reduces false positives in architecture tests - Improves performance by analyzing fewer files - Better metrics (exclude generated/build code) - More realistic test results - Familiar .gitignore-style syntax ## Example Usage .archignore: Tests automatically respect these exclusions: Implements feature from TODO.md: 'Add an .archignore or similar' Follows ArchUnit Java library pattern for feature parity
- Remove unused imports (path, Edge) - Replace 'as any' assertions with proper static method - Add ArchIgnoreParser.fromString() for cleaner test code - All linting rules now satisfied
- Fix ImportKind enum usage in archignore tests (use enum constants not strings) - Remove direct Graph dependency from archignore-filter (use generic EdgeLike interface) - Fixes architecture rule violation (archignore now doesn't depend on extraction) - Update custom-logic test threshold due to new files (50 -> 60) - All tests now passing
- Move test files from src/ to test/ directory (proper test organization) - Update import paths in tests - Fixes architecture rule violations (tests shouldn't be in src/) - All tests now pass
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Pull request overview
This PR updates the public exports to address a runtime export issue and introduces initial .archignore support (parser + graph filter) with accompanying tests and documentation.
Changes:
- Re-export
guessLocationOfTsconfigfromsrc/common/index.ts. - Add
.archignoreparser/filter implementation undersrc/common/archignoreand export it via the common barrel. - Add Jest tests for the new archignore utilities and tweak an existing custom-logic test assertion.
Reviewed changes
Copilot reviewed 8 out of 8 changed files in this pull request and generated 5 comments.
Show a summary per file
| File | Description |
|---|---|
| test/files/custom-logic.spec.ts | Adjusts a brittle assertion related to custom file conditions. |
| test/common/archignore/archignore-parser.spec.ts | Adds tests for .archignore parsing and matching. |
| test/common/archignore/archignore-filter.spec.ts | Adds tests for filtering graph edges based on ignore patterns. |
| src/common/index.ts | Exposes guessLocationOfTsconfig and the new archignore module from the common barrel. |
| src/common/archignore/README.md | Documents .archignore usage and API. |
| src/common/archignore/index.ts | Barrel exports for archignore utilities. |
| src/common/archignore/archignore-parser.ts | Implements parsing + glob-like matching for ignore rules. |
| src/common/archignore/archignore-filter.ts | Implements graph/edge filtering using ignore rules. |
Comments suppressed due to low confidence (1)
src/common/archignore/README.md:81
- The "How It Works" section states that
.archignoreis automatically loaded from the project root, but the current implementation requires explicitly callingArchIgnoreParser.fromFile(...). Either implement auto-discovery or adjust this description to avoid promising behavior that doesn’t exist.
## How It Works
1. `.archignore` is automatically loaded from project root
2. Patterns are converted to glob format
3. Graph edges are filtered to exclude matching files
4. Both source and target of edges are checked
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| private normalizePattern(pattern: string): string { | ||
| let normalized = pattern; | ||
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| // Remove trailing slashes | ||
| if (normalized.endsWith('/')) { | ||
| normalized = normalized.slice(0, -1) + '/**'; | ||
| } | ||
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| // If pattern doesn't start with *, add ** prefix for directory matching | ||
| if (!normalized.startsWith('*') && !normalized.startsWith('/')) { | ||
| normalized = `**/${normalized}`; | ||
| } | ||
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| // Handle Windows paths | ||
| normalized = normalized.replace(/\\/g, '/'); | ||
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| return normalized; | ||
| } |
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| while (patternIndex < pattern.length && strIndex < str.length) { | ||
| if (pattern[patternIndex] === '*') { | ||
| // Match zero or more characters | ||
| if (patternIndex === pattern.length - 1) { | ||
| return true; // * at end matches everything | ||
| } | ||
| const nextChar = pattern[patternIndex + 1]; | ||
| while (strIndex < str.length && str[strIndex] !== nextChar) { | ||
| strIndex++; | ||
| } | ||
| patternIndex++; | ||
| } else if (pattern[patternIndex] === '?') { | ||
| // Match exactly one character | ||
| strIndex++; | ||
| patternIndex++; | ||
| } else if (pattern[patternIndex] === str[strIndex]) { | ||
| strIndex++; | ||
| patternIndex++; | ||
| } else { | ||
| return false; | ||
| } | ||
| } | ||
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| return strIndex === str.length && patternIndex === pattern.length; | ||
| } |
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| // Handle negation patterns (! prefix) | ||
| if (trimmed.startsWith('!')) { | ||
| this.negationPatterns.push(this.normalizePattern(trimmed.substring(1))); | ||
| } else { | ||
| this.patterns.push(this.normalizePattern(trimmed)); | ||
| } | ||
| } |
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| // The parser automatically finds and uses .archignore | ||
| // Files matching the patterns will be excluded from analysis | ||
| const rule = files().inFolder('src/**').should().haveNoCycles(); | ||
| await expect(rule).toPassAsync(); |
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Pull Request
guessLocationOfTsconfig- fixes Vitest 4 runtime error.archignoresupport - exclude generated/build code from analysis (like .gitignore)Change Type