Current File : /home/vacivi36/vittasync.vacivitta.com.br/vittasync/node/test/fixtures/wpt/common/sab.js
const createBuffer = (() => {
// See https://github.com/whatwg/html/issues/5380 for why not `new SharedArrayBuffer()`
let sabConstructor;
try {
sabConstructor = new WebAssembly.Memory({ shared:true, initial:0, maximum:0 }).buffer.constructor;
} catch(e) {
sabConstructor = null;
}
return (type, length, opts) => {
if (type === "ArrayBuffer") {
return new ArrayBuffer(length, opts);
} else if (type === "SharedArrayBuffer") {
if (sabConstructor && sabConstructor.name !== "SharedArrayBuffer") {
throw new Error("WebAssembly.Memory does not support shared:true");
}
return new sabConstructor(length, opts);
} else {
throw new Error("type has to be ArrayBuffer or SharedArrayBuffer");
}
}
})();
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