Function LocationHashbangUrl

test/angular/1.4/angular.js:11839–11938

* LocationHashbangUrl represents url * This object is exposed as $location service when developer doesn't opt into html5 mode. * It also serves as the base class for html5 mode fallback on legacy browsers. * * @constructor * @param {string} appBase application base URL * @param {string} appBas

(appBase, appBaseNoFile, hashPrefix)

 * @param {string} hashPrefix hashbang prefix
 */
function LocationHashbangUrl(appBase, appBaseNoFile, hashPrefix) {

  parseAbsoluteUrl(appBase, this);


  /**
   * Parse given hashbang url into properties
   * @param {string} url Hashbang url
   * @private
   */
  this.$$parse = function(url) {
    var withoutBaseUrl = beginsWith(appBase, url) || beginsWith(appBaseNoFile, url);
    var withoutHashUrl;

    if (!isUndefined(withoutBaseUrl) && withoutBaseUrl.charAt(0) === '#') {

      // The rest of the url starts with a hash so we have
      // got either a hashbang path or a plain hash fragment
      withoutHashUrl = beginsWith(hashPrefix, withoutBaseUrl);
      if (isUndefined(withoutHashUrl)) {
        // There was no hashbang prefix so we just have a hash fragment
        withoutHashUrl = withoutBaseUrl;
      }

    } else {
      // There was no hashbang path nor hash fragment:
      // If we are in HTML5 mode we use what is left as the path;
      // Otherwise we ignore what is left
      if (this.$$html5) {
        withoutHashUrl = withoutBaseUrl;
      } else {
        withoutHashUrl = '';
        if (isUndefined(withoutBaseUrl)) {
          appBase = url;
          this.replace();
        }
      }
    }

    parseAppUrl(withoutHashUrl, this);

    this.$$path = removeWindowsDriveName(this.$$path, withoutHashUrl, appBase);

    this.$$compose();

    /*
     * In Windows, on an anchor node on documents loaded from
     * the filesystem, the browser will return a pathname
     * prefixed with the drive name ('/C:/path') when a
     * pathname without a drive is set:
     *  * a.setAttribute('href', '/foo')
     *   * a.pathname === '/C:/foo' //true
     *
     * Inside of Angular, we're always using pathnames that
     * do not include drive names for routing.
     */
    function removeWindowsDriveName(path, url, base) {
      /*