/*!
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* is-glob <https://github.com/jonschlinkert/is-glob>
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*
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* Copyright (c) 2014-2016, Jon Schlinkert.
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* Licensed under the MIT License.
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*/
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var isExtglob = require('is-extglob');
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module.exports = function isGlob(str) {
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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)) return true;
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var regex = /(\\).|([*?]|\[.*\]|\{.*\}|\(.*\|.*\)|^!)/;
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var match;
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while ((match = regex.exec(str))) {
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if (match[2]) return true;
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str = str.slice(match.index + match[0].length);
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}
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return false;
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};
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