/*!
 * resolve-dir <https://github.com/jonschlinkert/resolve-dir>
 *
 * Copyright (c) 2015, Jon Schlinkert.
 * Licensed under the MIT License.
 */

'use strict';

var path = require('path');
var expand = require('expand-tilde');
var gm = require('global-modules');

module.exports = function resolveDir(dir) {
  if (dir.charAt(0) === '~') {
    dir = expand(dir);
  }
  if (dir.charAt(0) === '@') {
    dir = path.join(gm, dir.slice(1));
  }
  return dir;
};