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June 8, 2020 03:40
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svelte-create (http://jsbench.github.io/#9fce8cede5ed1fe15e7d1b99ab3890cd) #jsbench #jsperf
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"/> | |
<title>svelte-create</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> |
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"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 () { | |
// SVELTE INTERNALS | |
function noop() { } | |
function append(target, node) { | |
target.appendChild(node); | |
} | |
function insert(target, node, anchor) { | |
target.insertBefore(node, anchor || null); | |
} | |
function detach(node) { | |
node.parentNode.removeChild(node); | |
} | |
function element(name) { | |
return document.createElement(name); | |
} | |
function text(data) { | |
return document.createTextNode(data); | |
} | |
function space() { | |
return text(' '); | |
} | |
function set_data(text, data) { | |
data = '' + data; | |
if(text.data !== data) | |
text.data = data; | |
} | |
// END SVELTE INTERNALS | |
function create_fragment_imperative(ctx) { | |
let section; | |
let h1; | |
let t3; | |
let p; | |
return { | |
c() { | |
section = element("section"); | |
h1 = element("h1"); | |
h1.textContent = `Hello ${ctx.name}!`; | |
t3 = space(); | |
p = element("p"); | |
p.textContent = `${ctx.description}`; | |
}, | |
m(target, anchor) { | |
insert(target, section, anchor); | |
append(section, h1); | |
append(section, t3); | |
append(section, p); | |
}, | |
p: noop, | |
i: noop, | |
o: noop, | |
d(detaching) { | |
if(detaching) detach(section); | |
} | |
}; | |
} | |
function make_renderer(html) { | |
const template = document.createElement('template'); | |
template.innerHTML = html; | |
const text = template.content.querySelectorAll('sveltetext'); | |
for(let i = 0; i < text.length; i += 1) { | |
text[ i ].replaceWith(document.createTextNode("")); | |
} | |
return () => { | |
const fragment = template.content.cloneNode(true); | |
return fragment.querySelectorAll('[bind]'); | |
}; | |
} | |
const render = make_renderer( | |
`<section bind><h1 bind>Hello <sveltetext/>!</h1> <p bind><sveltetext/></p></section>` | |
); | |
function create_fragment_template(ctx) { | |
let section; | |
let t0; | |
let t1; | |
return { | |
c() { | |
[ section, { childNodes: [ , t0 ] }, { childNodes: [ t1 ] } ] = render(); | |
t0 = set_data(t0, ctx.name); | |
t1 = set_data(t1, ctx.description); | |
}, | |
m(target, anchor) { | |
insert(target, section, anchor); | |
}, | |
i: noop, | |
o: noop, | |
d(detaching) { | |
if(detaching) detach(section); | |
} | |
}; | |
} | |
}; | |
suite.add("let name = \"world\";", function () { | |
let name = "world"; | |
let description = "gogogo"; | |
const frag = create_fragment_imperative({ name, description }); | |
frag.c(); | |
frag.m(document.body); | |
}); | |
suite.add("let name = \"world\";", function () { | |
let name = "world"; | |
let description = "gogogo"; | |
const frag = create_fragment_template({ name, description }); | |
frag.c(); | |
frag.m(document.body); | |
}); | |
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("svelte-create"); | |
console.log(new Array(30).join("-")); | |
suite.run(); | |
}); |
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