warpech/index.html

## index.html
<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8"/>
	<title>Nested block overhead</title>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/benchmark/1.0.0/benchmark.min.js"></script>
	<script src="./suite.js"></script>
</head>
<body>
	<h1>Open the console to view the results</h1>
	<h2><code>cmd + alt + j</code> or <code>ctrl + alt + j</code></h2>
</body>
</html>

## suite.js
"use strict";

(function (factory) {
	if (typeof Benchmark !== "undefined") {
		factory(Benchmark);
	} else {
		factory(require("benchmark"));
	}
})(function (Benchmark) {
	var suite = new Benchmark.Suite;

	Benchmark.prototype.setup = function () {
		function inc(x) {
		    return x + 1;
		}

		const incES6 = x => x + 1;
	};


	suite.add("let a = 1;", function () {
		let a = 1;
		let b = a + 1;
		let c = b + 1;
		let d = c + 1;
		let e = d + 1;
		let f = e + 1;
		let g = f + 1;
		let h = g + 1;
		let i = h + 1;
		let j = i + 1;
	});

	suite.add("{", function () {
		{
		    let a = 1;
		    {
		        let b = a + 1;
		        {
		            let c = b + 1;
		            {
		                let d = c + 1;
		                {
		                    let e = d + 1;
		                    {
		                        let f = e + 1;
		                        {
		                            let g = f + 1;
		                            {
		                                let h = g + 1;
		                                {
		                                    let i = h + 1;
		                                    { let j = i + 1; }
		                                }
		                            }
		                        }
		                    }
		                }
		            }
		        }
		    }
		}
	});

	suite.add("let a = inc(0);", function () {
		let a = inc(0);
		let b = inc(a);
		let c = inc(b);
		let d = inc(c);
		let e = inc(d);
		let f = inc(e);
		let g = inc(f);
		let h = inc(g);
		let i = inc(h);
		let j = inc(i);
	});

	suite.add("let a = incES6(0);", function () {
		let a = incES6(0);
		let b = incES6(a);
		let c = incES6(b);
		let d = incES6(c);
		let e = incES6(d);
		let f = incES6(e);
		let g = incES6(f);
		let h = incES6(g);
		let i = incES6(h);
		let j = incES6(i);
	});

	suite.on("cycle", function (evt) {
		console.log(" - " + evt.target);
	});

	suite.on("complete", function (evt) {
		console.log(new Array(30).join("-"));

		var results = evt.currentTarget.sort(function (a, b) {
			return b.hz - a.hz;
		});

		results.forEach(function (item) {
			console.log((idx + 1) + ". " + item);
		});
	});

	console.log("Nested block overhead");
	console.log(new Array(30).join("-"));
	suite.run();
});
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8"/>
	<title>Nested block overhead</title>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/benchmark/1.0.0/benchmark.min.js"></script>
	<script src="./suite.js"></script>
	</head>
	<body>
	<h1>Open the console to view the results</h1>
	<h2><code>cmd + alt + j</code> or <code>ctrl + alt + j</code></h2>
	</body>
	</html>
	"use strict";

	(function (factory) {
	if (typeof Benchmark !== "undefined") {
	factory(Benchmark);
	} else {
	factory(require("benchmark"));
	}
	})(function (Benchmark) {
	var suite = new Benchmark.Suite;

	Benchmark.prototype.setup = function () {
	function inc(x) {
	return x + 1;
	}

	const incES6 = x => x + 1;
	};


	suite.add("let a = 1;", function () {
	let a = 1;
	let b = a + 1;
	let c = b + 1;
	let d = c + 1;
	let e = d + 1;
	let f = e + 1;
	let g = f + 1;
	let h = g + 1;
	let i = h + 1;
	let j = i + 1;
	});

	suite.add("{", function () {
	{
	let a = 1;
	{
	let b = a + 1;
	{
	let c = b + 1;
	{
	let d = c + 1;
	{
	let e = d + 1;
	{
	let f = e + 1;
	{
	let g = f + 1;
	{
	let h = g + 1;
	{
	let i = h + 1;
	{ let j = i + 1; }
	}
	}
	}
	}
	}
	}
	}
	}
	}
	});

	suite.add("let a = inc(0);", function () {
	let a = inc(0);
	let b = inc(a);
	let c = inc(b);
	let d = inc(c);
	let e = inc(d);
	let f = inc(e);
	let g = inc(f);
	let h = inc(g);
	let i = inc(h);
	let j = inc(i);
	});

	suite.add("let a = incES6(0);", function () {
	let a = incES6(0);
	let b = incES6(a);
	let c = incES6(b);
	let d = incES6(c);
	let e = incES6(d);
	let f = incES6(e);
	let g = incES6(f);
	let h = incES6(g);
	let i = incES6(h);
	let j = incES6(i);
	});

	suite.on("cycle", function (evt) {
	console.log(" - " + evt.target);
	});

	suite.on("complete", function (evt) {
	console.log(new Array(30).join("-"));

	var results = evt.currentTarget.sort(function (a, b) {
	return b.hz - a.hz;
	});

	results.forEach(function (item) {
	console.log((idx + 1) + ". " + item);
	});
	});

	console.log("Nested block overhead");
	console.log(new Array(30).join("-"));
	suite.run();
	});