nickjackson/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
  <script src="http://cdnjs.cloudflare.com/ajax/libs/mocha/2.0.1/mocha.js"></script>
  <link rel="stylesheet" type="text/css" href="http://cdnjs.cloudflare.com/ajax/libs/mocha/2.0.1/mocha.css">
  <meta charset="utf-8">
  <title>JS Bin</title>
</head>
<body>
  <div id="mocha"></div>
<script id="jsbin-javascript">
function inherit(a, b) {
  var fn = function() {};
  fn.prototype = b.prototype;
  a.prototype = new fn();
  a.prototype.constructor = a;
}


function Parent(){
  if (!(this instanceof Parent)) {
    return new Parent();
  }
}

Parent.prototype.speak = function(){
  return "Hello There";
};

Parent.prototype.react = function(){
  var self = this;
  var c = this.constructor;
  var pro = c.prototype;
  var keys = Object.keys(pro);

  keys.forEach(fn);

  function fn(key){
    var old = pro[key];
    self[key] = function(one){
      old.apply(self, arguments);
      self.capture = one;
    };
  }
};


function Child(){
  Parent.call(this);
}

inherit(Child, Parent);

Child.prototype.beep = function(){
  console.log("Beep");
};


mocha.setup('bdd');


describe('foo', function(){
  it('should set correctly', function(){
    var c = new Child();
    c.react();
    if (c.capture) throw "shouldn't set";
    c.beep('mwhahaha');
    if (c.capture !== 'mwhahaha') throw "not eql";
  });
});


mocha.run();
</script>

<script id="jsbin-source-html" type="text/html"><!DOCTYPE html>
<html>
<head>
  <script src="//cdnjs.cloudflare.com/ajax/libs/mocha/2.0.1/mocha.js"><\/script>
  <link rel="stylesheet" type="text/css" href="//cdnjs.cloudflare.com/ajax/libs/mocha/2.0.1/mocha.css">
  <meta charset="utf-8">
  <title>JS Bin</title>
</head>
<body>
  <div id="mocha"></div>
</body>
</html></script>


<script id="jsbin-source-javascript" type="text/javascript">function inherit(a, b) {
  var fn = function() {};
  fn.prototype = b.prototype;
  a.prototype = new fn();
  a.prototype.constructor = a;
}


function Parent(){
  if (!(this instanceof Parent)) {
    return new Parent();
  }
}

Parent.prototype.speak = function(){
  return "Hello There";
};

Parent.prototype.react = function(){
  var self = this;
  var c = this.constructor;
  var pro = c.prototype;
  var keys = Object.keys(pro);

  keys.forEach(fn);

  function fn(key){
    var old = pro[key];
    self[key] = function(one){
      old.apply(self, arguments);
      self.capture = one;
    };
  }
};


function Child(){
  Parent.call(this);
}

inherit(Child, Parent);

Child.prototype.beep = function(){
  console.log("Beep");
};


mocha.setup('bdd');


describe('foo', function(){
  it('should set correctly', function(){
    var c = new Child();
    c.react();
    if (c.capture) throw "shouldn't set";
    c.beep('mwhahaha');
    if (c.capture !== 'mwhahaha') throw "not eql";
  });
});


mocha.run();

</script></body>
</html>

## jsbin.corex.js
function inherit(a, b) {
  var fn = function() {};
  fn.prototype = b.prototype;
  a.prototype = new fn();
  a.prototype.constructor = a;
}


function Parent(){
  if (!(this instanceof Parent)) {
    return new Parent();
  }
}

Parent.prototype.speak = function(){
  return "Hello There";
};

Parent.prototype.react = function(){
  var self = this;
  var c = this.constructor;
  var pro = c.prototype;
  var keys = Object.keys(pro);

  keys.forEach(fn);

  function fn(key){
    var old = pro[key];
    self[key] = function(one){
      old.apply(self, arguments);
      self.capture = one;
    };
  }
};


function Child(){
  Parent.call(this);
}

inherit(Child, Parent);

Child.prototype.beep = function(){
  console.log("Beep");
};


mocha.setup('bdd');


describe('foo', function(){
  it('should set correctly', function(){
    var c = new Child();
    c.react();
    if (c.capture) throw "shouldn't set";
    c.beep('mwhahaha');
    if (c.capture !== 'mwhahaha') throw "not eql";
  });
});


mocha.run();
	<!DOCTYPE html>
	<html>
	<head>
	<script src="http://cdnjs.cloudflare.com/ajax/libs/mocha/2.0.1/mocha.js"></script>
	<link rel="stylesheet" type="text/css" href="http://cdnjs.cloudflare.com/ajax/libs/mocha/2.0.1/mocha.css">
	<meta charset="utf-8">
	<title>JS Bin</title>
	</head>
	<body>
	<div id="mocha"></div>
	<script id="jsbin-javascript">
	function inherit(a, b) {
	var fn = function() {};
	fn.prototype = b.prototype;
	a.prototype = new fn();
	a.prototype.constructor = a;
	}



	function Parent(){
	if (!(this instanceof Parent)) {
	return new Parent();
	}
	}

	Parent.prototype.speak = function(){
	return "Hello There";
	};

	Parent.prototype.react = function(){
	var self = this;
	var c = this.constructor;
	var pro = c.prototype;
	var keys = Object.keys(pro);

	keys.forEach(fn);

	function fn(key){
	var old = pro[key];
	self[key] = function(one){
	old.apply(self, arguments);
	self.capture = one;
	};
	}
	};



	function Child(){
	Parent.call(this);
	}

	inherit(Child, Parent);

	Child.prototype.beep = function(){
	console.log("Beep");
	};






	mocha.setup('bdd');


	describe('foo', function(){
	it('should set correctly', function(){
	var c = new Child();
	c.react();
	if (c.capture) throw "shouldn't set";
	c.beep('mwhahaha');
	if (c.capture !== 'mwhahaha') throw "not eql";
	});
	});


	mocha.run();
	</script>

	<script id="jsbin-source-html" type="text/html"><!DOCTYPE html>
	<html>
	<head>
	<script src="//cdnjs.cloudflare.com/ajax/libs/mocha/2.0.1/mocha.js"><\/script>
	<link rel="stylesheet" type="text/css" href="//cdnjs.cloudflare.com/ajax/libs/mocha/2.0.1/mocha.css">
	<meta charset="utf-8">
	<title>JS Bin</title>
	</head>
	<body>
	<div id="mocha"></div>
	</body>
	</html></script>


	<script id="jsbin-source-javascript" type="text/javascript">function inherit(a, b) {
	var fn = function() {};
	fn.prototype = b.prototype;
	a.prototype = new fn();
	a.prototype.constructor = a;
	}



	function Parent(){
	if (!(this instanceof Parent)) {
	return new Parent();
	}
	}

	Parent.prototype.speak = function(){
	return "Hello There";
	};

	Parent.prototype.react = function(){
	var self = this;
	var c = this.constructor;
	var pro = c.prototype;
	var keys = Object.keys(pro);

	keys.forEach(fn);

	function fn(key){
	var old = pro[key];
	self[key] = function(one){
	old.apply(self, arguments);
	self.capture = one;
	};
	}
	};



	function Child(){
	Parent.call(this);
	}

	inherit(Child, Parent);

	Child.prototype.beep = function(){
	console.log("Beep");
	};






	mocha.setup('bdd');


	describe('foo', function(){
	it('should set correctly', function(){
	var c = new Child();
	c.react();
	if (c.capture) throw "shouldn't set";
	c.beep('mwhahaha');
	if (c.capture !== 'mwhahaha') throw "not eql";
	});
	});


	mocha.run();

	</script></body>
	</html>