JS extend

extend.js

"use strict";

module.exports = function (props) {
    var self = this;

    function Child () {
        self.call(this);
    }
    Child.prototype = Object.create(self.prototype);

    for (var i in props) {
        Child.prototype[i] = props[i];
    }

    return Child;
};

// var extend = require('./extend');
// function Parent () {}
// Parent.extend = extend;