/*!
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* path-root <https://github.com/jonschlinkert/path-root>
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*
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* Copyright (c) 2016, Jon Schlinkert.
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* Licensed under the MIT License.
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*/
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'use strict';
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var pathRootRegex = require('path-root-regex');
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module.exports = function(filepath) {
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if (typeof filepath !== 'string') {
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throw new TypeError('expected a string');
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}
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var match = pathRootRegex().exec(filepath);
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if (match) {
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return match[0];
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}
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};
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