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- 'use strict';
-
- var path = require('path');
- var isglob = require('is-glob');
- var pathDirname = require('path-dirname');
- var isWin32 = require('os').platform() === 'win32';
-
- module.exports = function globParent(str) {
- // flip windows path separators
- if (isWin32 && str.indexOf('/') < 0) str = str.split('\\').join('/');
-
- // special case for strings ending in enclosure containing path separator
- if (/[\{\[].*[\/]*.*[\}\]]$/.test(str)) str += '/';
-
- // preserves full path in case of trailing path separator
- str += 'a';
-
- // remove path parts that are globby
- do {str = pathDirname.posix(str)}
- while (isglob(str) || /(^|[^\\])([\{\[]|\([^\)]+$)/.test(str));
-
- // remove escape chars and return result
- return str.replace(/\\([\*\?\|\[\]\(\)\{\}])/g, '$1');
- };
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