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20 lines
572 B
TypeScript
20 lines
572 B
TypeScript
// Copyright 2020 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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// This is inspired by the `is-path-inside` module on npm.
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import * as path from 'node:path';
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export function isPathInside(childPath: string, parentPath: string): boolean {
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const childPathResolved = path.resolve(childPath);
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let parentPathResolved = path.resolve(parentPath);
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if (!parentPathResolved.endsWith(path.sep)) {
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parentPathResolved += path.sep;
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}
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return (
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childPathResolved !== parentPathResolved &&
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childPathResolved.startsWith(parentPathResolved)
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);
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}
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