xujihui1985 · August 5, 2014 14:08
diff --git a/asyncwithgenerator.js b/asyncwithgenerator.js
 function request(url) {
    // this is where we're hiding the asynchronicity,
    // away from the main code of our generator
    // `it.next(..)` is the generator's iterator-resume
    // call
    makeAjaxCall( url, it.next.bind(it) );
    // Note: nothing returned here!
 }

 //otherwise I got Method Generator.prototype.next called on incompatible receiver undefined
	function request(url) {
	// this is where we're hiding the asynchronicity,
	// away from the main code of our generator
	// `it.next(..)` is the generator's iterator-resume
	// call
	makeAjaxCall( url, it.next.bind(it) );
	// Note: nothing returned here!
	}

	//otherwise I got Method Generator.prototype.next called on incompatible receiver undefined