code: function _invoke(bFinal) {
  					bFinal = bFinal !== false;
  					if (bFinal) {
  						cancel();
  					}
  					if (mOptions.trailing) {
  						invoke(vContext, vArguments, null, bFinal);
  					}
  				}
docs: Executes a trailing invocation if it is enabled in the options.
  
  @param {boolean} [bFinal=true] Whether this is the final invocation.