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42 lines
1.1 KiB
42 lines
1.1 KiB
'use strict'; |
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var isGlob = require('is-glob'); |
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var pathPosixDirname = require('path').posix.dirname; |
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var isWin32 = require('os').platform() === 'win32'; |
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var slash = '/'; |
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var backslash = /\\/g; |
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var enclosure = /[\{\[].*[\}\]]$/; |
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var globby = /(^|[^\\])([\{\[]|\([^\)]+$)/; |
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var escaped = /\\([\!\*\?\|\[\]\(\)\{\}])/g; |
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/** |
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* @param {string} str |
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* @param {Object} opts |
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* @param {boolean} [opts.flipBackslashes=true] |
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* @returns {string} |
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*/ |
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module.exports = function globParent(str, opts) { |
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var options = Object.assign({ flipBackslashes: true }, opts); |
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// flip windows path separators |
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if (options.flipBackslashes && isWin32 && str.indexOf(slash) < 0) { |
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str = str.replace(backslash, slash); |
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} |
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// special case for strings ending in enclosure containing path separator |
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if (enclosure.test(str)) { |
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str += slash; |
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} |
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// preserves full path in case of trailing path separator |
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str += 'a'; |
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// remove path parts that are globby |
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do { |
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str = pathPosixDirname(str); |
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} while (isGlob(str) || globby.test(str)); |
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// remove escape chars and return result |
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return str.replace(escaped, '$1'); |
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};
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