1 if (typeof Object.create === 'function') {
2 // implementation from standard node.js 'util' module
3 module.exports = function inherits(ctor, superCtor) {
4 ctor.super_ = superCtor
5 ctor.prototype = Object.create(superCtor.prototype, {
15 // old school shim for old browsers
16 module.exports = function inherits(ctor, superCtor) {
17 ctor.super_ = superCtor
18 var TempCtor = function () {}
19 TempCtor.prototype = superCtor.prototype
20 ctor.prototype = new TempCtor()
21 ctor.prototype.constructor = ctor