DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Documenttitle>
head>
<body>
<script>
;(function(root, factory) {
if (typeof module !== 'undefined' && module.exports) {// CommonJS
module.exports = factory();
} else if (typeof define === 'function' && define.amd) {// AMD / RequireJS
define(factory);
} else {
root.Promise = factory.call(root);
}
}(this, function() {
'use strict';
function PromiseA(resolver) {
return this;
}
// new Promise().a()
PromiseA.prototype.a = function () {
console.log('a');
return this;
};
PromiseA.prototype.b = function () {
console.log('b');
return this;
};
// Promise.a()
PromiseA.a = function () {
var p = new PromiseA();
return p.a();
};
PromiseA.b = function () {
var p = new PromiseA();
return p.b();
};
return PromiseA;
}));
new Promise().a().b();
Promise.a().b();
script>
body>
html>
