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fac5966678
- Add transitiveDepCount field (files depending on this transitively) - Add transitiveDepByCount field (files this depends on transitively) - Add computeTransitiveCounts() in MetaAnalyzer with DFS - Handle circular dependencies gracefully (exclude self) - Add 14 unit tests for transitive computation
77 lines
2.4 KiB
TypeScript
77 lines
2.4 KiB
TypeScript
/**
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* Represents computed metadata about a file.
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*/
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export interface ComplexityMetrics {
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/** Lines of code (excluding empty and comments) */
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loc: number
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/** Maximum nesting depth */
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nesting: number
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/** Cyclomatic complexity score */
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cyclomaticComplexity: number
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/** Overall complexity score (0-100) */
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score: number
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}
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export interface FileMeta {
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/** Complexity metrics for the file */
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complexity: ComplexityMetrics
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/** Files that this file imports (internal paths) */
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dependencies: string[]
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/** Files that import this file */
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dependents: string[]
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/** Whether file is a dependency hub (>5 dependents) */
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isHub: boolean
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/** Whether file is an entry point (index.ts or 0 dependents) */
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isEntryPoint: boolean
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/** File type classification */
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fileType: "source" | "test" | "config" | "types" | "unknown"
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/** Impact score (0-100): percentage of codebase that depends on this file */
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impactScore: number
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/** Count of files that depend on this file transitively (including indirect dependents) */
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transitiveDepCount: number
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/** Count of files this file depends on transitively (including indirect dependencies) */
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transitiveDepByCount: number
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}
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export function createFileMeta(partial: Partial<FileMeta> = {}): FileMeta {
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return {
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complexity: {
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loc: 0,
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nesting: 0,
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cyclomaticComplexity: 1,
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score: 0,
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},
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dependencies: [],
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dependents: [],
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isHub: false,
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isEntryPoint: false,
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fileType: "unknown",
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impactScore: 0,
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transitiveDepCount: 0,
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transitiveDepByCount: 0,
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...partial,
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}
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}
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export function isHubFile(dependentCount: number): boolean {
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return dependentCount > 5
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}
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/**
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* Calculate impact score based on number of dependents and total files.
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* Impact score represents what percentage of the codebase depends on this file.
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* @param dependentCount - Number of files that depend on this file
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* @param totalFiles - Total number of files in the project
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* @returns Impact score from 0 to 100
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*/
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export function calculateImpactScore(dependentCount: number, totalFiles: number): number {
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if (totalFiles <= 1) {
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return 0
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}
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// Exclude the file itself from the total
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const maxPossibleDependents = totalFiles - 1
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const score = (dependentCount / maxPossibleDependents) * 100
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return Math.round(Math.min(100, score))
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}
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