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54 lines
1.7 KiB
TypeScript
54 lines
1.7 KiB
TypeScript
/*
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Copyright 2019 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import globToRegexp from "glob-to-regexp";
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// Taken with permission from matrix-bot-sdk:
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// https://github.com/turt2live/matrix-js-bot-sdk/blob/eb148c2ecec7bf3ade801d73deb43df042d55aef/src/MatrixGlob.ts
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/**
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* Represents a common Matrix glob. This is commonly used
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* for server ACLs and similar functions.
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*/
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export class MatrixGlob {
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private regex: RegExp;
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/**
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* Creates a new Matrix Glob
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* @param {string} glob The glob to convert. Eg: "*.example.org"
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*/
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public constructor(glob: string) {
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const globRegex = globToRegexp(glob, {
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extended: false,
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globstar: false,
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});
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// We need to convert `?` manually because globToRegexp's extended mode
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// does more than we want it to.
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const replaced = globRegex.toString().replace(/\\\?/g, ".");
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this.regex = new RegExp(replaced.substring(1, replaced.length - 1));
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}
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/**
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* Tests the glob against a value, returning true if it matches.
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* @param {string} val The value to test.
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* @returns {boolean} True if the value matches the glob, false otherwise.
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*/
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public test(val: string): boolean {
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return this.regex.test(val);
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}
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}
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