34 lines
1.1 KiB
TypeScript
34 lines
1.1 KiB
TypeScript
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import { existsSync, realpathSync } from "fs"
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import { basename, dirname, isAbsolute, join, normalize, relative, resolve } from "path"
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function toCanonicalPath(pathToNormalize: string): string {
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const resolvedPath = resolve(pathToNormalize)
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if (existsSync(resolvedPath)) {
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try {
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return normalize(realpathSync.native(resolvedPath))
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} catch {
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return normalize(resolvedPath)
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}
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}
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const parentDirectory = dirname(resolvedPath)
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const canonicalParentDirectory = existsSync(parentDirectory)
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? realpathSync.native(parentDirectory)
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: parentDirectory
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return normalize(join(canonicalParentDirectory, basename(resolvedPath)))
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}
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export function containsPath(rootPath: string, candidatePath: string): boolean {
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const canonicalRootPath = toCanonicalPath(rootPath)
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const canonicalCandidatePath = toCanonicalPath(candidatePath)
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const relativePath = relative(canonicalRootPath, canonicalCandidatePath)
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return relativePath === "" || (!relativePath.startsWith("..") && !isAbsolute(relativePath))
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}
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export function isWithinProject(candidatePath: string, projectRoot: string): boolean {
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return containsPath(projectRoot, candidatePath)
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}
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