thinkjs里的继承

gistfile1.js

/**
 * 动态创建一个类
 * 提供了继承、扩展、调用父级别方法等方法
 * @return {[type]} [description]
 */
global.Class = function (prop) {
	var cls = function () {
		function T(args) {
			if(typeof this.init === 'function'){
				//获取init返回值，如果返回一个promise，可以让后续执行在then之后
				this.__initReturn = this.init.apply(this, args);
			}
			return this;
		}
		var t = arguments.callee;
		T.prototype = t.prototype;
		T.constructor = t;
		return new T(arguments);
	};
	cls.extend = function(pro){
		extend(this.prototype, pro);
		return this;
	};
	cls.inherits = function(superCls){
		util.inherits(this, superCls);
		return this;
	};
	//调用父级方法
	cls.prototype.super_ = function(name, data){
		if (!this[name]) {
			return false;
		};
		if (!isArray(data)) {
			data = [data];
		};
		var super_ = this.constructor.super_;
		while(1){
			if (this[name] === super_.prototype[name] && super_.super_) {
				super_ = super_.super_;
			}else{
				break;
			}
		}
		var method = super_.prototype[name];
		delete super_.prototype[name];
		var ret =  method.apply(this, data);
		super_.prototype[name] = method;
		return ret;
	};
	extend(cls.prototype, prop);
	return cls;
}