node_modules/normalize-path/index.js

/*!
 * normalize-path <https://github.com/jonschlinkert/normalize-path>
 *
 * Copyright (c) 2014-2017, Jon Schlinkert.
 * Released under the MIT License.
 */

var removeTrailingSeparator = require('remove-trailing-separator');

module.exports = function normalizePath(str, stripTrailing) {
  if (typeof str !== 'string') {
    throw new TypeError('expected a string');
  }
  str = str.replace(/[\\\/]+/g, '/');
  if (stripTrailing !== false) {
    str = removeTrailingSeparator(str);
  }
  return str;
};