44 lines
1.7 KiB
JavaScript
44 lines
1.7 KiB
JavaScript
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/**
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* @license Apache-2.0
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*
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* Copyright (c) 2021 The Stdlib Authors.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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'use strict';
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// MAIN //
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/**
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* Returns a regular expression to parse a UNC path.
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*
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* @returns {RegExp} regular expression
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*
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* @example
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* var RE_UNC_PATH = reUncPath();
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* var bool = RE_UNC_PATH.test( '\\\\server\\share' );
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* // returns true
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*
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* bool = RE_UNC_PATH.test( 'C:\\foo\\bar\\baz' );
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* // returns false
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*/
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function reUncPath() {
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return /^\\\\([^\\:\|\[\]\/";<>+=,?* _]+)\\([\u0020-\u0021\u0023-\u0029\u002D-\u002E\u0030-\u0039\u0040-\u005A\u005E-\u007B\u007E-\u00FF]{1,80})(((?:\\[\u0020-\u0021\u0023-\u0029\u002D-\u002E\u0030-\u0039\u0040-\u005A\u005E-\u007B\u007E-\u00FF]{1,255})+?|)(?:\\((?:[\u0020-\u0021\u0023-\u0029\u002B-\u002E\u0030-\u0039\u003B\u003D\u0040-\u005B\u005D-\u007B]{1,255}){1}(?:\:(?=[\u0001-\u002E\u0030-\u0039\u003B-\u005B\u005D-\u00FF]|\:)(?:([\u0001-\u002E\u0030-\u0039\u003B-\u005B\u005D-\u00FF]+(?!\:)|[\u0001-\u002E\u0030-\u0039\u003B-\u005B\u005D-\u00FF]*)(?:\:([\u0001-\u002E\u0030-\u0039\u003B-\u005B\u005D-\u00FF]+)|))|)))|)$/; // eslint-disable-line no-useless-escape, no-control-regex
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}
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// EXPORTS //
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module.exports = reUncPath;
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