34 lines
828 B
TypeScript
34 lines
828 B
TypeScript
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/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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const WILD_SINGLE = '[^\\/]+';
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const WILD_OPEN = '(?:.+\\/)?';
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export function globToRegex(glob: string): string {
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const segments = glob.split('/').reverse();
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let regex: string = '';
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while (segments.length > 0) {
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const segment = segments.pop() !;
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if (segment === '**') {
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if (segments.length > 0) {
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regex += WILD_OPEN;
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} else {
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regex += '.*';
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}
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continue;
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} else {
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const processed = segment.replace(/\./g, '\\.').replace(/\*/g, WILD_SINGLE);
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regex += processed;
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if (segments.length > 0) {
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regex += '\\/';
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}
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}
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}
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return regex;
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}
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