code: function _captureUrlChange(from, to) {
  	    var parsedLoc = parseUrl$1(this._location.href);
  	    var parsedTo = parseUrl$1(to);
  	    var parsedFrom = parseUrl$1(from); // because onpopstate only tells you the "new" (to) value of location.href, and
  	    // not the previous (from) value, we need to track the value of the current URL
  	    // state ourselves
  
  	    this._lastHref = to; // Use only the path component of the URL if the URL matches the current
  	    // document (almost all the time when using pushState)
  
  	    if (parsedLoc.protocol === parsedTo.protocol && parsedLoc.host === parsedTo.host) to = parsedTo.relative;
  	    if (parsedLoc.protocol === parsedFrom.protocol && parsedLoc.host === parsedFrom.host) from = parsedFrom.relative;
  	    this.captureBreadcrumb({
  	      category: 'navigation',
  	      data: {
  	        to: to,
  	        from: from
  	      }
  	    });
  	  }
docs: Captures a breadcrumb of type "navigation", normalizing input URLs
  @param to the originating URL
  @param from the target URL
  @private