@mdn/bob
Version:
Builder of Bits aka The MDN Web Docs interactive examples, example builder
40 lines (37 loc) • 955 B
HTML
<!doctype html>
<html lang="en-US">
<head>
<meta charset="utf-8" />
<title>hello-wasm example</title>
</head>
<body>
<script type="module">
import init, { watify } from "./pkg/watify.js";
const w = `
(module
(func $fac (export "fac") (param $x i64) (result i64)
(return_call $fac-aux (local.get $x) (i64.const 1))
)
(func $fac-aux (param $x i64) (param $r i64) (result i64)
(if (result i64) (i64.eqz (local.get $x))
(then (return (local.get $r)))
(else
(return_call $fac-aux
(i64.sub (local.get $x) (i64.const 1))
(i64.mul (local.get $x) (local.get $r))
)
)
)
)
)`;
init().then(() => {
const wasm = watify(w);
console.log(wasm);
WebAssembly.instantiate(wasm, {}).then((result) => {
const fac = result.instance.exports.fac;
console.log(fac(5n));
});
});
</script>
</body>
</html>