import { assert } from "../../../../test_util/std/testing/asserts.ts"; onmessage = function (e) { if (typeof self.Deno === "undefined") { throw new Error("Deno namespace not available in worker"); } assert(!Object.isFrozen(self.Deno)); const desc = Object.getOwnPropertyDescriptor(self, "Deno"); assert(desc); assert(desc.configurable); assert(!desc.writable); postMessage(e.data); };