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48 lines
1.1 KiB
48 lines
1.1 KiB
/*! |
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* is-glob <https://github.com/jonschlinkert/is-glob> |
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* |
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* Copyright (c) 2014-2017, Jon Schlinkert. |
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* Released under the MIT License. |
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*/ |
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var isExtglob = require('is-extglob'); |
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var chars = { '{': '}', '(': ')', '[': ']'}; |
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var strictRegex = /\\(.)|(^!|\*|[\].+)]\?|\[[^\\\]]+\]|\{[^\\}]+\}|\(\?[:!=][^\\)]+\)|\([^|]+\|[^\\)]+\))/; |
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var relaxedRegex = /\\(.)|(^!|[*?{}()[\]]|\(\?)/; |
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module.exports = function isGlob(str, options) { |
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if (typeof str !== 'string' || str === '') { |
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return false; |
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} |
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if (isExtglob(str)) { |
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return true; |
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} |
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var regex = strictRegex; |
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var match; |
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// optionally relax regex |
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if (options && options.strict === false) { |
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regex = relaxedRegex; |
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} |
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while ((match = regex.exec(str))) { |
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if (match[2]) return true; |
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var idx = match.index + match[0].length; |
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// if an open bracket/brace/paren is escaped, |
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// set the index to the next closing character |
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var open = match[1]; |
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var close = open ? chars[open] : null; |
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if (open && close) { |
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var n = str.indexOf(close, idx); |
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if (n !== -1) { |
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idx = n + 1; |
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} |
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} |
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str = str.slice(idx); |
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} |
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return false; |
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};
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