// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license. "use strict"; // Removes the `__proto__` for security reasons. // https://tc39.es/ecma262/#sec-get-object.prototype.__proto__ delete Object.prototype.__proto__; // Remove Intl.v8BreakIterator because it is a non-standard API. delete Intl.v8BreakIterator; ((window) => { const core = Deno.core; const ops = core.ops; const { ArrayPrototypeIndexOf, ArrayPrototypePush, ArrayPrototypeShift, ArrayPrototypeSplice, ArrayPrototypeMap, DateNow, Error, FunctionPrototypeCall, FunctionPrototypeBind, ObjectAssign, ObjectDefineProperty, ObjectDefineProperties, ObjectFreeze, ObjectPrototypeIsPrototypeOf, ObjectSetPrototypeOf, PromiseResolve, Symbol, SymbolFor, SymbolIterator, PromisePrototypeThen, SafeWeakMap, TypeError, WeakMapPrototypeDelete, WeakMapPrototypeGet, WeakMapPrototypeSet, } = window.__bootstrap.primordials; const util = window.__bootstrap.util; const eventTarget = window.__bootstrap.eventTarget; const globalInterfaces = window.__bootstrap.globalInterfaces; const location = window.__bootstrap.location; const build = window.__bootstrap.build; const version = window.__bootstrap.version; const os = window.__bootstrap.os; const timers = window.__bootstrap.timers; const base64 = window.__bootstrap.base64; const encoding = window.__bootstrap.encoding; const colors = window.__bootstrap.colors; const Console = window.__bootstrap.console.Console; const inspectArgs = window.__bootstrap.console.inspectArgs; const quoteString = window.__bootstrap.console.quoteString; const compression = window.__bootstrap.compression; const worker = window.__bootstrap.worker; const internals = window.__bootstrap.internals; const performance = window.__bootstrap.performance; const crypto = window.__bootstrap.crypto; const url = window.__bootstrap.url; const urlPattern = window.__bootstrap.urlPattern; const headers = window.__bootstrap.headers; const streams = window.__bootstrap.streams; const fileReader = window.__bootstrap.fileReader; const webgpu = window.__bootstrap.webgpu; const webSocket = window.__bootstrap.webSocket; const webStorage = window.__bootstrap.webStorage; const broadcastChannel = window.__bootstrap.broadcastChannel; const file = window.__bootstrap.file; const formData = window.__bootstrap.formData; const fetch = window.__bootstrap.fetch; const prompt = window.__bootstrap.prompt; const messagePort = window.__bootstrap.messagePort; const denoNs = window.__bootstrap.denoNs; const denoNsUnstable = window.__bootstrap.denoNsUnstable; const errors = window.__bootstrap.errors.errors; const webidl = window.__bootstrap.webidl; const domException = window.__bootstrap.domException; const { defineEventHandler } = window.__bootstrap.event; const { deserializeJsMessageData, serializeJsMessageData } = window.__bootstrap.messagePort; let windowIsClosing = false; function windowClose() { if (!windowIsClosing) { windowIsClosing = true; // Push a macrotask to exit after a promise resolve. // This is not perfect, but should be fine for first pass. PromisePrototypeThen(PromiseResolve(), () => FunctionPrototypeCall( timers.setTimeout, null, () => { // This should be fine, since only Window/MainWorker has .close() os.exit(0); }, 0 ) ); } } function workerClose() { if (isClosing) { return; } isClosing = true; ops.op_worker_close(); } function postMessage(message, transferOrOptions = {}) { const prefix = "Failed to execute 'postMessage' on 'DedicatedWorkerGlobalScope'"; webidl.requiredArguments(arguments.length, 1, { prefix }); message = webidl.converters.any(message); let options; if ( webidl.type(transferOrOptions) === "Object" && transferOrOptions !== undefined && transferOrOptions[SymbolIterator] !== undefined ) { const transfer = webidl.converters["sequence"]( transferOrOptions, { prefix, context: "Argument 2" } ); options = { transfer }; } else { options = webidl.converters.StructuredSerializeOptions( transferOrOptions, { prefix, context: "Argument 2", } ); } const { transfer } = options; const data = serializeJsMessageData(message, transfer); ops.op_worker_post_message(data); } let isClosing = false; let globalDispatchEvent; async function pollForMessages() { if (!globalDispatchEvent) { globalDispatchEvent = FunctionPrototypeBind( globalThis.dispatchEvent, globalThis ); } while (!isClosing) { const data = await core.opAsync("op_worker_recv_message"); if (data === null) break; const v = deserializeJsMessageData(data); const message = v[0]; const transferables = v[1]; const msgEvent = new MessageEvent("message", { cancelable: false, data: message, ports: transferables.filter((t) => ObjectPrototypeIsPrototypeOf(messagePort.MessagePortPrototype, t) ), }); try { globalDispatchEvent(msgEvent); } catch (e) { const errorEvent = new ErrorEvent("error", { cancelable: true, message: e.message, lineno: e.lineNumber ? e.lineNumber + 1 : undefined, colno: e.columnNumber ? e.columnNumber + 1 : undefined, filename: e.fileName, error: e, }); globalDispatchEvent(errorEvent); if (!errorEvent.defaultPrevented) { throw e; } } } } let loadedMainWorkerScript = false; function importScripts(...urls) { if (ops.op_worker_get_type() === "module") { throw new TypeError("Can't import scripts in a module worker."); } const baseUrl = location.getLocationHref(); const parsedUrls = ArrayPrototypeMap(urls, (scriptUrl) => { try { return new url.URL(scriptUrl, baseUrl ?? undefined).href; } catch { throw new domException.DOMException( "Failed to parse URL.", "SyntaxError" ); } }); // A classic worker's main script has looser MIME type checks than any // imported scripts, so we use `loadedMainWorkerScript` to distinguish them. // TODO(andreubotella) Refactor worker creation so the main script isn't // loaded with `importScripts()`. const scripts = ops.op_worker_sync_fetch( parsedUrls, !loadedMainWorkerScript ); loadedMainWorkerScript = true; for (const { url, script } of scripts) { const err = core.evalContext(script, url)[1]; if (err !== null) { throw err.thrown; } } } function opMainModule() { return ops.op_main_module(); } function formatException(error) { if (error instanceof Error) { return null; } else if (typeof error == "string") { return `Uncaught ${inspectArgs([quoteString(error)], { colors: !colors.getNoColor(), })}`; } else { return `Uncaught ${inspectArgs([error], { colors: !colors.getNoColor(), })}`; } } function runtimeStart(runtimeOptions, source) { core.setMacrotaskCallback(timers.handleTimerMacrotask); core.setMacrotaskCallback(promiseRejectMacrotaskCallback); core.setWasmStreamingCallback(fetch.handleWasmStreaming); ops.op_set_format_exception_callback(formatException); version.setVersions( runtimeOptions.denoVersion, runtimeOptions.v8Version, runtimeOptions.tsVersion ); build.setBuildInfo(runtimeOptions.target); util.setLogDebug(runtimeOptions.debugFlag, source); // deno-lint-ignore prefer-primordials Error.prepareStackTrace = core.prepareStackTrace; } function registerErrors() { core.registerErrorClass("NotFound", errors.NotFound); core.registerErrorClass("PermissionDenied", errors.PermissionDenied); core.registerErrorClass("ConnectionRefused", errors.ConnectionRefused); core.registerErrorClass("ConnectionReset", errors.ConnectionReset); core.registerErrorClass("ConnectionAborted", errors.ConnectionAborted); core.registerErrorClass("NotConnected", errors.NotConnected); core.registerErrorClass("AddrInUse", errors.AddrInUse); core.registerErrorClass("AddrNotAvailable", errors.AddrNotAvailable); core.registerErrorClass("BrokenPipe", errors.BrokenPipe); core.registerErrorClass("AlreadyExists", errors.AlreadyExists); core.registerErrorClass("InvalidData", errors.InvalidData); core.registerErrorClass("TimedOut", errors.TimedOut); core.registerErrorClass("Interrupted", errors.Interrupted); core.registerErrorClass("WriteZero", errors.WriteZero); core.registerErrorClass("UnexpectedEof", errors.UnexpectedEof); core.registerErrorClass("BadResource", errors.BadResource); core.registerErrorClass("Http", errors.Http); core.registerErrorClass("Busy", errors.Busy); core.registerErrorClass("NotSupported", errors.NotSupported); core.registerErrorBuilder( "DOMExceptionOperationError", function DOMExceptionOperationError(msg) { return new domException.DOMException(msg, "OperationError"); } ); core.registerErrorBuilder( "DOMExceptionQuotaExceededError", function DOMExceptionQuotaExceededError(msg) { return new domException.DOMException(msg, "QuotaExceededError"); } ); core.registerErrorBuilder( "DOMExceptionNotSupportedError", function DOMExceptionNotSupportedError(msg) { return new domException.DOMException(msg, "NotSupported"); } ); core.registerErrorBuilder( "DOMExceptionNetworkError", function DOMExceptionNetworkError(msg) { return new domException.DOMException(msg, "NetworkError"); } ); core.registerErrorBuilder( "DOMExceptionAbortError", function DOMExceptionAbortError(msg) { return new domException.DOMException(msg, "AbortError"); } ); core.registerErrorBuilder( "DOMExceptionInvalidCharacterError", function DOMExceptionInvalidCharacterError(msg) { return new domException.DOMException(msg, "InvalidCharacterError"); } ); core.registerErrorBuilder( "DOMExceptionDataError", function DOMExceptionDataError(msg) { return new domException.DOMException(msg, "DataError"); } ); } class Navigator { constructor() { webidl.illegalConstructor(); } [SymbolFor("Deno.privateCustomInspect")](inspect) { return `${this.constructor.name} ${inspect({})}`; } } const navigator = webidl.createBranded(Navigator); let numCpus, userAgent; ObjectDefineProperties(Navigator.prototype, { gpu: { configurable: true, enumerable: true, get() { webidl.assertBranded(this, NavigatorPrototype); return webgpu.gpu; }, }, hardwareConcurrency: { configurable: true, enumerable: true, get() { webidl.assertBranded(this, NavigatorPrototype); return numCpus; }, }, userAgent: { configurable: true, enumerable: true, get() { webidl.assertBranded(this, NavigatorPrototype); return userAgent; }, }, }); const NavigatorPrototype = Navigator.prototype; class WorkerNavigator { constructor() { webidl.illegalConstructor(); } [SymbolFor("Deno.privateCustomInspect")](inspect) { return `${this.constructor.name} ${inspect({})}`; } } const workerNavigator = webidl.createBranded(WorkerNavigator); ObjectDefineProperties(WorkerNavigator.prototype, { gpu: { configurable: true, enumerable: true, get() { webidl.assertBranded(this, WorkerNavigatorPrototype); return webgpu.gpu; }, }, hardwareConcurrency: { configurable: true, enumerable: true, get() { webidl.assertBranded(this, WorkerNavigatorPrototype); return numCpus; }, }, }); const WorkerNavigatorPrototype = WorkerNavigator.prototype; // https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope const windowOrWorkerGlobalScope = { Blob: util.nonEnumerable(file.Blob), ByteLengthQueuingStrategy: util.nonEnumerable( streams.ByteLengthQueuingStrategy ), CloseEvent: util.nonEnumerable(CloseEvent), CompressionStream: util.nonEnumerable(compression.CompressionStream), CountQueuingStrategy: util.nonEnumerable(streams.CountQueuingStrategy), CryptoKey: util.nonEnumerable(crypto.CryptoKey), CustomEvent: util.nonEnumerable(CustomEvent), DecompressionStream: util.nonEnumerable(compression.DecompressionStream), DOMException: util.nonEnumerable(domException.DOMException), ErrorEvent: util.nonEnumerable(ErrorEvent), Event: util.nonEnumerable(Event), EventTarget: util.nonEnumerable(EventTarget), File: util.nonEnumerable(file.File), FileReader: util.nonEnumerable(fileReader.FileReader), FormData: util.nonEnumerable(formData.FormData), Headers: util.nonEnumerable(headers.Headers), MessageEvent: util.nonEnumerable(MessageEvent), Performance: util.nonEnumerable(performance.Performance), PerformanceEntry: util.nonEnumerable(performance.PerformanceEntry), PerformanceMark: util.nonEnumerable(performance.PerformanceMark), PerformanceMeasure: util.nonEnumerable(performance.PerformanceMeasure), PromiseRejectionEvent: util.nonEnumerable(PromiseRejectionEvent), ProgressEvent: util.nonEnumerable(ProgressEvent), ReadableStream: util.nonEnumerable(streams.ReadableStream), ReadableStreamDefaultReader: util.nonEnumerable( streams.ReadableStreamDefaultReader ), Request: util.nonEnumerable(fetch.Request), Response: util.nonEnumerable(fetch.Response), TextDecoder: util.nonEnumerable(encoding.TextDecoder), TextEncoder: util.nonEnumerable(encoding.TextEncoder), TextDecoderStream: util.nonEnumerable(encoding.TextDecoderStream), TextEncoderStream: util.nonEnumerable(encoding.TextEncoderStream), TransformStream: util.nonEnumerable(streams.TransformStream), URL: util.nonEnumerable(url.URL), URLPattern: util.nonEnumerable(urlPattern.URLPattern), URLSearchParams: util.nonEnumerable(url.URLSearchParams), WebSocket: util.nonEnumerable(webSocket.WebSocket), MessageChannel: util.nonEnumerable(messagePort.MessageChannel), MessagePort: util.nonEnumerable(messagePort.MessagePort), Worker: util.nonEnumerable(worker.Worker), WritableStream: util.nonEnumerable(streams.WritableStream), WritableStreamDefaultWriter: util.nonEnumerable( streams.WritableStreamDefaultWriter ), WritableStreamDefaultController: util.nonEnumerable( streams.WritableStreamDefaultController ), ReadableByteStreamController: util.nonEnumerable( streams.ReadableByteStreamController ), ReadableStreamBYOBReader: util.nonEnumerable( streams.ReadableStreamBYOBReader ), ReadableStreamBYOBRequest: util.nonEnumerable( streams.ReadableStreamBYOBRequest ), ReadableStreamDefaultController: util.nonEnumerable( streams.ReadableStreamDefaultController ), TransformStreamDefaultController: util.nonEnumerable( streams.TransformStreamDefaultController ), atob: util.writable(base64.atob), btoa: util.writable(base64.btoa), clearInterval: util.writable(timers.clearInterval), clearTimeout: util.writable(timers.clearTimeout), console: util.nonEnumerable( new Console((msg, level) => core.print(msg, level > 1)) ), crypto: util.readOnly(crypto.crypto), Crypto: util.nonEnumerable(crypto.Crypto), SubtleCrypto: util.nonEnumerable(crypto.SubtleCrypto), fetch: util.writable(fetch.fetch), performance: util.writable(performance.performance), setInterval: util.writable(timers.setInterval), setTimeout: util.writable(timers.setTimeout), structuredClone: util.writable(messagePort.structuredClone), }; const unstableWindowOrWorkerGlobalScope = { BroadcastChannel: util.nonEnumerable(broadcastChannel.BroadcastChannel), WebSocketStream: util.nonEnumerable(webSocket.WebSocketStream), // GPU: util.nonEnumerable(webgpu.GPU), // GPUAdapter: util.nonEnumerable(webgpu.GPUAdapter), // GPUSupportedLimits: util.nonEnumerable(webgpu.GPUSupportedLimits), // GPUSupportedFeatures: util.nonEnumerable(webgpu.GPUSupportedFeatures), // GPUDevice: util.nonEnumerable(webgpu.GPUDevice), // GPUQueue: util.nonEnumerable(webgpu.GPUQueue), // GPUBuffer: util.nonEnumerable(webgpu.GPUBuffer), // GPUBufferUsage: util.nonEnumerable(webgpu.GPUBufferUsage), // GPUMapMode: util.nonEnumerable(webgpu.GPUMapMode), // GPUTexture: util.nonEnumerable(webgpu.GPUTexture), // GPUTextureUsage: util.nonEnumerable(webgpu.GPUTextureUsage), // GPUTextureView: util.nonEnumerable(webgpu.GPUTextureView), // GPUSampler: util.nonEnumerable(webgpu.GPUSampler), // GPUBindGroupLayout: util.nonEnumerable(webgpu.GPUBindGroupLayout), // GPUPipelineLayout: util.nonEnumerable(webgpu.GPUPipelineLayout), // GPUBindGroup: util.nonEnumerable(webgpu.GPUBindGroup), // GPUShaderModule: util.nonEnumerable(webgpu.GPUShaderModule), // GPUShaderStage: util.nonEnumerable(webgpu.GPUShaderStage), // GPUComputePipeline: util.nonEnumerable(webgpu.GPUComputePipeline), // GPURenderPipeline: util.nonEnumerable(webgpu.GPURenderPipeline), // GPUColorWrite: util.nonEnumerable(webgpu.GPUColorWrite), // GPUCommandEncoder: util.nonEnumerable(webgpu.GPUCommandEncoder), // GPURenderPassEncoder: util.nonEnumerable(webgpu.GPURenderPassEncoder), // GPUComputePassEncoder: util.nonEnumerable(webgpu.GPUComputePassEncoder), // GPUCommandBuffer: util.nonEnumerable(webgpu.GPUCommandBuffer), // GPURenderBundleEncoder: util.nonEnumerable(webgpu.GPURenderBundleEncoder), // GPURenderBundle: util.nonEnumerable(webgpu.GPURenderBundle), // GPUQuerySet: util.nonEnumerable(webgpu.GPUQuerySet), // GPUOutOfMemoryError: util.nonEnumerable(webgpu.GPUOutOfMemoryError), // GPUValidationError: util.nonEnumerable(webgpu.GPUValidationError), }; const mainRuntimeGlobalProperties = { Location: location.locationConstructorDescriptor, location: location.locationDescriptor, Window: globalInterfaces.windowConstructorDescriptor, window: util.readOnly(globalThis), self: util.writable(globalThis), Navigator: util.nonEnumerable(Navigator), navigator: { configurable: true, enumerable: true, get: () => navigator, }, close: util.writable(windowClose), closed: util.getterOnly(() => windowIsClosing), alert: util.writable(prompt.alert), confirm: util.writable(prompt.confirm), prompt: util.writable(prompt.prompt), localStorage: { configurable: true, enumerable: true, get: webStorage.localStorage, }, sessionStorage: { configurable: true, enumerable: true, get: webStorage.sessionStorage, }, Storage: util.nonEnumerable(webStorage.Storage), }; const workerRuntimeGlobalProperties = { WorkerLocation: location.workerLocationConstructorDescriptor, location: location.workerLocationDescriptor, WorkerGlobalScope: globalInterfaces.workerGlobalScopeConstructorDescriptor, DedicatedWorkerGlobalScope: globalInterfaces.dedicatedWorkerGlobalScopeConstructorDescriptor, WorkerNavigator: util.nonEnumerable(WorkerNavigator), navigator: { configurable: true, enumerable: true, get: () => workerNavigator, }, self: util.readOnly(globalThis), // TODO(bartlomieju): should be readonly? close: util.nonEnumerable(workerClose), postMessage: util.writable(postMessage), }; const pendingRejections = []; const pendingRejectionsReasons = new SafeWeakMap(); function promiseRejectCallback(type, promise, reason) { switch (type) { case 0: { ops.op_store_pending_promise_exception(promise, reason); ArrayPrototypePush(pendingRejections, promise); WeakMapPrototypeSet(pendingRejectionsReasons, promise, reason); break; } case 1: { ops.op_remove_pending_promise_exception(promise); const index = ArrayPrototypeIndexOf(pendingRejections, promise); if (index > -1) { ArrayPrototypeSplice(pendingRejections, index, 1); WeakMapPrototypeDelete(pendingRejectionsReasons, promise); } break; } default: return false; } return ( !!globalThis.onunhandledrejection || eventTarget.listenerCount(globalThis, "unhandledrejection") > 0 ); } function promiseRejectMacrotaskCallback() { while (pendingRejections.length > 0) { const promise = ArrayPrototypeShift(pendingRejections); const hasPendingException = ops.op_has_pending_promise_exception(promise); const reason = WeakMapPrototypeGet(pendingRejectionsReasons, promise); WeakMapPrototypeDelete(pendingRejectionsReasons, promise); if (!hasPendingException) { continue; } const event = new PromiseRejectionEvent("unhandledrejection", { cancelable: true, promise, reason, }); const errorEventCb = (event) => { if (event.error === reason) { ops.op_remove_pending_promise_exception(promise); } }; // Add a callback for "error" event - it will be dispatched // if error is thrown during dispatch of "unhandledrejection" // event. globalThis.addEventListener("error", errorEventCb); globalThis.dispatchEvent(event); globalThis.removeEventListener("error", errorEventCb); // If event was not prevented (or "unhandledrejection" listeners didn't // throw) we will let Rust side handle it. if (event.defaultPrevented) { ops.op_remove_pending_promise_exception(promise); } } return true; } let hasBootstrapped = false; function bootstrapMainRuntime(runtimeOptions) { if (hasBootstrapped) { throw new Error("Worker runtime already bootstrapped"); } const { args, location: locationHref, noColor, isTty, pid, ppid, unstableFlag, cpuCount, userAgent: userAgentInfo, } = runtimeOptions; performance.setTimeOrigin(DateNow()); const consoleFromV8 = window.console; const wrapConsole = window.__bootstrap.console.wrapConsole; // Remove bootstrapping data from the global scope delete globalThis.__bootstrap; delete globalThis.bootstrap; util.log("bootstrapMainRuntime"); hasBootstrapped = true; // If the `--location` flag isn't set, make `globalThis.location` `undefined` and // writable, so that they can mock it themselves if they like. If the flag was // set, define `globalThis.location`, using the provided value. if (locationHref == null) { mainRuntimeGlobalProperties.location = { writable: true, }; } else { location.setLocationHref(locationHref); } ObjectDefineProperties(globalThis, windowOrWorkerGlobalScope); if (runtimeOptions.unstableFlag) { ObjectDefineProperties(globalThis, unstableWindowOrWorkerGlobalScope); } ObjectDefineProperties(globalThis, mainRuntimeGlobalProperties); ObjectSetPrototypeOf(globalThis, Window.prototype); const consoleFromDeno = globalThis.console; wrapConsole(consoleFromDeno, consoleFromV8); eventTarget.setEventTargetData(globalThis); defineEventHandler(window, "error"); defineEventHandler(window, "load"); defineEventHandler(window, "beforeunload"); defineEventHandler(window, "unload"); defineEventHandler(window, "unhandledrejection"); core.setPromiseRejectCallback(promiseRejectCallback); const isUnloadDispatched = SymbolFor("isUnloadDispatched"); // Stores the flag for checking whether unload is dispatched or not. // This prevents the recursive dispatches of unload events. // See https://github.com/denoland/deno/issues/9201. window[isUnloadDispatched] = false; window.addEventListener("unload", () => { window[isUnloadDispatched] = true; }); runtimeStart(runtimeOptions); colors.setNoColor(noColor || !isTty); numCpus = cpuCount; userAgent = userAgentInfo; registerErrors(); const internalSymbol = Symbol("Deno.internal"); const finalDenoNs = { core, internal: internalSymbol, [internalSymbol]: internals, resources: core.resources, close: core.close, ...denoNs, }; ObjectDefineProperties(finalDenoNs, { pid: util.readOnly(pid), ppid: util.readOnly(ppid), noColor: util.readOnly(noColor), args: util.readOnly(ObjectFreeze(args)), mainModule: util.getterOnly(opMainModule), }); if (unstableFlag) { ObjectAssign(finalDenoNs, denoNsUnstable); } // Setup `Deno` global - we're actually overriding already existing global // `Deno` with `Deno` namespace from "./deno.ts". ObjectDefineProperty(globalThis, "Deno", util.readOnly(finalDenoNs)); ObjectFreeze(globalThis.Deno.core); util.log("args", args); } function bootstrapWorkerRuntime(runtimeOptions, name, internalName) { if (hasBootstrapped) { throw new Error("Worker runtime already bootstrapped"); } performance.setTimeOrigin(DateNow()); const consoleFromV8 = window.console; const wrapConsole = window.__bootstrap.console.wrapConsole; // Remove bootstrapping data from the global scope delete globalThis.__bootstrap; delete globalThis.bootstrap; util.log("bootstrapWorkerRuntime"); hasBootstrapped = true; ObjectDefineProperties(globalThis, windowOrWorkerGlobalScope); if (runtimeOptions.unstableFlag) { ObjectDefineProperties(globalThis, unstableWindowOrWorkerGlobalScope); } ObjectDefineProperties(globalThis, workerRuntimeGlobalProperties); ObjectDefineProperties(globalThis, { name: util.writable(name) }); if (runtimeOptions.enableTestingFeaturesFlag) { ObjectDefineProperty( globalThis, "importScripts", util.writable(importScripts) ); } ObjectSetPrototypeOf(globalThis, DedicatedWorkerGlobalScope.prototype); const consoleFromDeno = globalThis.console; wrapConsole(consoleFromDeno, consoleFromV8); eventTarget.setEventTargetData(globalThis); defineEventHandler(self, "message"); defineEventHandler(self, "error", undefined, true); defineEventHandler(self, "unhandledrejection"); core.setPromiseRejectCallback(promiseRejectCallback); // `Deno.exit()` is an alias to `self.close()`. Setting and exit // code using an op in worker context is a no-op. os.setExitHandler((_exitCode) => { workerClose(); }); runtimeStart(runtimeOptions, internalName ?? name); const { unstableFlag, pid, noColor, isTty, args, location: locationHref, cpuCount, } = runtimeOptions; colors.setNoColor(noColor || !isTty); location.setLocationHref(locationHref); numCpus = cpuCount; registerErrors(); globalThis.pollForMessages = pollForMessages; const internalSymbol = Symbol("Deno.internal"); const finalDenoNs = { core, internal: internalSymbol, [internalSymbol]: internals, resources: core.resources, close: core.close, ...denoNs, }; if (unstableFlag) { ObjectAssign(finalDenoNs, denoNsUnstable); } ObjectDefineProperties(finalDenoNs, { pid: util.readOnly(pid), noColor: util.readOnly(noColor), args: util.readOnly(ObjectFreeze(args)), }); // Setup `Deno` global - we're actually overriding already // existing global `Deno` with `Deno` namespace from "./deno.ts". ObjectDefineProperty(globalThis, "Deno", util.readOnly(finalDenoNs)); ObjectFreeze(globalThis.Deno.core); } ObjectDefineProperties(globalThis, { bootstrap: { value: { mainRuntime: bootstrapMainRuntime, workerRuntime: bootstrapWorkerRuntime, }, configurable: true, }, }); })(this);