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-rw-r--r--dom/console/Console.cpp2972
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diff --git a/dom/console/Console.cpp b/dom/console/Console.cpp
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+++ b/dom/console/Console.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/dom/Console.h"
+#include "mozilla/dom/ConsoleInstance.h"
+#include "mozilla/dom/ConsoleBinding.h"
+#include "ConsoleCommon.h"
+
+#include "js/Array.h" // JS::GetArrayLength, JS::NewArrayObject
+#include "js/PropertyAndElement.h" // JS_DefineElement, JS_DefineProperty, JS_GetElement
+#include "mozilla/dom/BlobBinding.h"
+#include "mozilla/dom/BlobImpl.h"
+#include "mozilla/dom/Document.h"
+#include "mozilla/dom/ElementBinding.h"
+#include "mozilla/dom/Exceptions.h"
+#include "mozilla/dom/File.h"
+#include "mozilla/dom/FunctionBinding.h"
+#include "mozilla/dom/Performance.h"
+#include "mozilla/dom/PromiseBinding.h"
+#include "mozilla/dom/ScriptSettings.h"
+#include "mozilla/dom/StructuredCloneHolder.h"
+#include "mozilla/dom/ToJSValue.h"
+#include "mozilla/dom/WorkerRunnable.h"
+#include "mozilla/dom/WorkerScope.h"
+#include "mozilla/dom/WorkletGlobalScope.h"
+#include "mozilla/dom/WorkletImpl.h"
+#include "mozilla/dom/WorkletThread.h"
+#include "mozilla/dom/RootedDictionary.h"
+#include "mozilla/BasePrincipal.h"
+#include "mozilla/HoldDropJSObjects.h"
+#include "mozilla/JSObjectHolder.h"
+#include "mozilla/Maybe.h"
+#include "mozilla/Preferences.h"
+#include "mozilla/StaticPrefs_devtools.h"
+#include "mozilla/StaticPrefs_dom.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsDOMNavigationTiming.h"
+#include "nsGlobalWindowInner.h"
+#include "nsJSUtils.h"
+#include "nsNetUtil.h"
+#include "xpcpublic.h"
+#include "nsContentUtils.h"
+#include "nsDocShell.h"
+#include "nsProxyRelease.h"
+#include "nsReadableUtils.h"
+
+#include "nsIConsoleAPIStorage.h"
+#include "nsIException.h" // for nsIStackFrame
+#include "nsIInterfaceRequestorUtils.h"
+#include "nsILoadContext.h"
+#include "nsISensitiveInfoHiddenURI.h"
+#include "nsISupportsPrimitives.h"
+#include "nsIWebNavigation.h"
+#include "nsIXPConnect.h"
+
+// The maximum allowed number of concurrent timers per page.
+#define MAX_PAGE_TIMERS 10000
+
+// The maximum allowed number of concurrent counters per page.
+#define MAX_PAGE_COUNTERS 10000
+
+// The maximum stacktrace depth when populating the stacktrace array used for
+// console.trace().
+#define DEFAULT_MAX_STACKTRACE_DEPTH 200
+
+// This tags are used in the Structured Clone Algorithm to move js values from
+// worker thread to main thread
+#define CONSOLE_TAG_BLOB JS_SCTAG_USER_MIN
+
+// This value is taken from ConsoleAPIStorage.js
+#define STORAGE_MAX_EVENTS 1000
+
+using namespace mozilla::dom::exceptions;
+
+namespace mozilla::dom {
+
+struct ConsoleStructuredCloneData {
+ nsCOMPtr<nsIGlobalObject> mGlobal;
+ nsTArray<RefPtr<BlobImpl>> mBlobs;
+};
+
+static void ComposeAndStoreGroupName(JSContext* aCx,
+ const Sequence<JS::Value>& aData,
+ nsAString& aName,
+ nsTArray<nsString>* aGroupStack);
+static bool UnstoreGroupName(nsAString& aName, nsTArray<nsString>* aGroupStack);
+
+static bool ProcessArguments(JSContext* aCx, const Sequence<JS::Value>& aData,
+ Sequence<JS::Value>& aSequence,
+ Sequence<nsString>& aStyles);
+
+static JS::Value CreateCounterOrResetCounterValue(JSContext* aCx,
+ const nsAString& aCountLabel,
+ uint32_t aCountValue);
+
+/**
+ * Console API in workers uses the Structured Clone Algorithm to move any value
+ * from the worker thread to the main-thread. Some object cannot be moved and,
+ * in these cases, we convert them to strings.
+ * It's not the best, but at least we are able to show something.
+ */
+
+class ConsoleCallData final {
+ public:
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(ConsoleCallData)
+
+ ConsoleCallData(Console::MethodName aName, const nsAString& aString,
+ Console* aConsole)
+ : mConsoleID(aConsole->mConsoleID),
+ mPrefix(aConsole->mPrefix),
+ mMethodName(aName),
+ mMicroSecondTimeStamp(JS_Now()),
+ mStartTimerValue(0),
+ mStartTimerStatus(Console::eTimerUnknown),
+ mLogTimerDuration(0),
+ mLogTimerStatus(Console::eTimerUnknown),
+ mCountValue(MAX_PAGE_COUNTERS),
+ mIDType(eUnknown),
+ mOuterIDNumber(0),
+ mInnerIDNumber(0),
+ mMethodString(aString) {}
+
+ void SetIDs(uint64_t aOuterID, uint64_t aInnerID) {
+ MOZ_ASSERT(mIDType == eUnknown);
+
+ mOuterIDNumber = aOuterID;
+ mInnerIDNumber = aInnerID;
+ mIDType = eNumber;
+ }
+
+ void SetIDs(const nsAString& aOuterID, const nsAString& aInnerID) {
+ MOZ_ASSERT(mIDType == eUnknown);
+
+ mOuterIDString = aOuterID;
+ mInnerIDString = aInnerID;
+ mIDType = eString;
+ }
+
+ void SetOriginAttributes(const OriginAttributes& aOriginAttributes) {
+ mOriginAttributes = aOriginAttributes;
+ }
+
+ void SetAddonId(nsIPrincipal* aPrincipal) {
+ nsAutoString addonId;
+ aPrincipal->GetAddonId(addonId);
+
+ mAddonId = addonId;
+ }
+
+ void AssertIsOnOwningThread() const {
+ NS_ASSERT_OWNINGTHREAD(ConsoleCallData);
+ }
+
+ const nsString mConsoleID;
+ const nsString mPrefix;
+
+ const Console::MethodName mMethodName;
+ int64_t mMicroSecondTimeStamp;
+
+ // These values are set in the owning thread and they contain the timestamp of
+ // when the new timer has started, the name of it and the status of the
+ // creation of it. If status is false, something went wrong. User
+ // DOMHighResTimeStamp instead mozilla::TimeStamp because we use
+ // monotonicTimer from Performance.now();
+ // They will be set on the owning thread and never touched again on that
+ // thread. They will be used in order to create a ConsoleTimerStart dictionary
+ // when console.time() is used.
+ DOMHighResTimeStamp mStartTimerValue;
+ nsString mStartTimerLabel;
+ Console::TimerStatus mStartTimerStatus;
+
+ // These values are set in the owning thread and they contain the duration,
+ // the name and the status of the LogTimer method. If status is false,
+ // something went wrong. They will be set on the owning thread and never
+ // touched again on that thread. They will be used in order to create a
+ // ConsoleTimerLogOrEnd dictionary. This members are set when
+ // console.timeEnd() or console.timeLog() are called.
+ double mLogTimerDuration;
+ nsString mLogTimerLabel;
+ Console::TimerStatus mLogTimerStatus;
+
+ // These 2 values are set by IncreaseCounter or ResetCounter on the owning
+ // thread and they are used by CreateCounterOrResetCounterValue.
+ // These members are set when console.count() or console.countReset() are
+ // called.
+ nsString mCountLabel;
+ uint32_t mCountValue;
+
+ // The concept of outerID and innerID is misleading because when a
+ // ConsoleCallData is created from a window, these are the window IDs, but
+ // when the object is created from a SharedWorker, a ServiceWorker or a
+ // subworker of a ChromeWorker these IDs are the type of worker and the
+ // filename of the callee.
+ // In Console.sys.mjs the ID is 'jsm'.
+ enum { eString, eNumber, eUnknown } mIDType;
+
+ uint64_t mOuterIDNumber;
+ nsString mOuterIDString;
+
+ uint64_t mInnerIDNumber;
+ nsString mInnerIDString;
+
+ OriginAttributes mOriginAttributes;
+
+ nsString mAddonId;
+
+ const nsString mMethodString;
+
+ // Stack management is complicated, because we want to do it as
+ // lazily as possible. Therefore, we have the following behavior:
+ // 1) mTopStackFrame is initialized whenever we have any JS on the stack
+ // 2) mReifiedStack is initialized if we're created in a worker.
+ // 3) mStack is set (possibly to null if there is no JS on the stack) if
+ // we're created on main thread.
+ Maybe<ConsoleStackEntry> mTopStackFrame;
+ Maybe<nsTArray<ConsoleStackEntry>> mReifiedStack;
+ nsCOMPtr<nsIStackFrame> mStack;
+
+ private:
+ ~ConsoleCallData() = default;
+
+ NS_DECL_OWNINGTHREAD;
+};
+
+// MainThreadConsoleData instances are created on the Console thread and
+// referenced from both main and Console threads in order to provide the same
+// object for any ConsoleRunnables relating to the same Console. A Console
+// owns a MainThreadConsoleData; MainThreadConsoleData does not keep its
+// Console alive.
+class MainThreadConsoleData final {
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(MainThreadConsoleData);
+
+ JSObject* GetOrCreateSandbox(JSContext* aCx, nsIPrincipal* aPrincipal);
+ // This method must receive aCx and aArguments in the same JS::Compartment.
+ void ProcessCallData(JSContext* aCx, ConsoleCallData* aData,
+ const Sequence<JS::Value>& aArguments);
+
+ private:
+ ~MainThreadConsoleData() {
+ NS_ReleaseOnMainThread("MainThreadConsoleData::mStorage",
+ mStorage.forget());
+ NS_ReleaseOnMainThread("MainThreadConsoleData::mSandbox",
+ mSandbox.forget());
+ }
+
+ // All members, except for mRefCnt, are accessed only on the main thread,
+ // except in MainThreadConsoleData destruction, at which point there are no
+ // other references.
+ nsCOMPtr<nsIConsoleAPIStorage> mStorage;
+ RefPtr<JSObjectHolder> mSandbox;
+ nsTArray<nsString> mGroupStack;
+};
+
+// This base class must be extended for Worker and for Worklet.
+class ConsoleRunnable : public StructuredCloneHolderBase {
+ public:
+ ~ConsoleRunnable() override {
+ MOZ_ASSERT(!mClonedData.mGlobal,
+ "mClonedData.mGlobal is set and cleared in a main thread scope");
+ // Clear the StructuredCloneHolderBase class.
+ Clear();
+ }
+
+ protected:
+ JSObject* CustomReadHandler(JSContext* aCx, JSStructuredCloneReader* aReader,
+ const JS::CloneDataPolicy& aCloneDataPolicy,
+ uint32_t aTag, uint32_t aIndex) override {
+ AssertIsOnMainThread();
+
+ if (aTag == CONSOLE_TAG_BLOB) {
+ MOZ_ASSERT(mClonedData.mBlobs.Length() > aIndex);
+
+ JS::Rooted<JS::Value> val(aCx);
+ {
+ nsCOMPtr<nsIGlobalObject> global = mClonedData.mGlobal;
+ RefPtr<Blob> blob =
+ Blob::Create(global, mClonedData.mBlobs.ElementAt(aIndex));
+ if (!ToJSValue(aCx, blob, &val)) {
+ return nullptr;
+ }
+ }
+
+ return &val.toObject();
+ }
+
+ MOZ_CRASH("No other tags are supported.");
+ return nullptr;
+ }
+
+ bool CustomWriteHandler(JSContext* aCx, JSStructuredCloneWriter* aWriter,
+ JS::Handle<JSObject*> aObj,
+ bool* aSameProcessScopeRequired) override {
+ RefPtr<Blob> blob;
+ if (NS_SUCCEEDED(UNWRAP_OBJECT(Blob, aObj, blob))) {
+ if (NS_WARN_IF(!JS_WriteUint32Pair(aWriter, CONSOLE_TAG_BLOB,
+ mClonedData.mBlobs.Length()))) {
+ return false;
+ }
+
+ mClonedData.mBlobs.AppendElement(blob->Impl());
+ return true;
+ }
+
+ if (!JS_ObjectNotWritten(aWriter, aObj)) {
+ return false;
+ }
+
+ JS::Rooted<JS::Value> value(aCx, JS::ObjectOrNullValue(aObj));
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, value));
+ if (NS_WARN_IF(!jsString)) {
+ return false;
+ }
+
+ if (NS_WARN_IF(!JS_WriteString(aWriter, jsString))) {
+ return false;
+ }
+
+ return true;
+ }
+
+ // Helper method for CallData
+ void ProcessCallData(JSContext* aCx, MainThreadConsoleData* aConsoleData,
+ ConsoleCallData* aCallData) {
+ AssertIsOnMainThread();
+
+ ConsoleCommon::ClearException ce(aCx);
+
+ // This is the same policy as when writing from the other side, in
+ // WriteData.
+ JS::CloneDataPolicy cloneDataPolicy;
+ cloneDataPolicy.allowIntraClusterClonableSharedObjects();
+ cloneDataPolicy.allowSharedMemoryObjects();
+
+ JS::Rooted<JS::Value> argumentsValue(aCx);
+ if (!Read(aCx, &argumentsValue, cloneDataPolicy)) {
+ return;
+ }
+
+ MOZ_ASSERT(argumentsValue.isObject());
+
+ JS::Rooted<JSObject*> argumentsObj(aCx, &argumentsValue.toObject());
+
+ uint32_t length;
+ if (!JS::GetArrayLength(aCx, argumentsObj, &length)) {
+ return;
+ }
+
+ Sequence<JS::Value> values;
+ SequenceRooter<JS::Value> arguments(aCx, &values);
+
+ for (uint32_t i = 0; i < length; ++i) {
+ JS::Rooted<JS::Value> value(aCx);
+
+ if (!JS_GetElement(aCx, argumentsObj, i, &value)) {
+ return;
+ }
+
+ if (!values.AppendElement(value, fallible)) {
+ return;
+ }
+ }
+
+ MOZ_ASSERT(values.Length() == length);
+
+ aConsoleData->ProcessCallData(aCx, aCallData, values);
+ }
+
+ // Generic
+ bool WriteArguments(JSContext* aCx, const Sequence<JS::Value>& aArguments) {
+ ConsoleCommon::ClearException ce(aCx);
+
+ JS::Rooted<JSObject*> arguments(
+ aCx, JS::NewArrayObject(aCx, aArguments.Length()));
+ if (NS_WARN_IF(!arguments)) {
+ return false;
+ }
+
+ JS::Rooted<JS::Value> arg(aCx);
+ for (uint32_t i = 0; i < aArguments.Length(); ++i) {
+ arg = aArguments[i];
+ if (NS_WARN_IF(
+ !JS_DefineElement(aCx, arguments, i, arg, JSPROP_ENUMERATE))) {
+ return false;
+ }
+ }
+
+ JS::Rooted<JS::Value> value(aCx, JS::ObjectValue(*arguments));
+ return WriteData(aCx, value);
+ }
+
+ // Helper method for Profile calls
+ void ProcessProfileData(JSContext* aCx, Console::MethodName aMethodName,
+ const nsAString& aAction) {
+ AssertIsOnMainThread();
+
+ ConsoleCommon::ClearException ce(aCx);
+
+ JS::Rooted<JS::Value> argumentsValue(aCx);
+ bool ok = Read(aCx, &argumentsValue);
+ mClonedData.mGlobal = nullptr;
+
+ if (!ok) {
+ return;
+ }
+
+ MOZ_ASSERT(argumentsValue.isObject());
+ JS::Rooted<JSObject*> argumentsObj(aCx, &argumentsValue.toObject());
+ if (NS_WARN_IF(!argumentsObj)) {
+ return;
+ }
+
+ uint32_t length;
+ if (!JS::GetArrayLength(aCx, argumentsObj, &length)) {
+ return;
+ }
+
+ Sequence<JS::Value> arguments;
+
+ for (uint32_t i = 0; i < length; ++i) {
+ JS::Rooted<JS::Value> value(aCx);
+
+ if (!JS_GetElement(aCx, argumentsObj, i, &value)) {
+ return;
+ }
+
+ if (!arguments.AppendElement(value, fallible)) {
+ return;
+ }
+ }
+
+ Console::ProfileMethodMainthread(aCx, aAction, arguments);
+ }
+
+ bool WriteData(JSContext* aCx, JS::Handle<JS::Value> aValue) {
+ // We use structuredClone to send the JSValue to the main-thread, in order
+ // to store it into the Console API Service. The consumer will be the
+ // console panel in the devtools and, because of this, we want to allow the
+ // cloning of sharedArrayBuffers and WASM modules.
+ JS::CloneDataPolicy cloneDataPolicy;
+ cloneDataPolicy.allowIntraClusterClonableSharedObjects();
+ cloneDataPolicy.allowSharedMemoryObjects();
+
+ if (NS_WARN_IF(
+ !Write(aCx, aValue, JS::UndefinedHandleValue, cloneDataPolicy))) {
+ // Ignore the message.
+ return false;
+ }
+
+ return true;
+ }
+
+ ConsoleStructuredCloneData mClonedData;
+};
+
+class ConsoleWorkletRunnable : public Runnable, public ConsoleRunnable {
+ protected:
+ explicit ConsoleWorkletRunnable(Console* aConsole)
+ : Runnable("dom::console::ConsoleWorkletRunnable"),
+ mConsoleData(aConsole->GetOrCreateMainThreadData()) {
+ WorkletThread::AssertIsOnWorkletThread();
+ nsCOMPtr<WorkletGlobalScope> global = do_QueryInterface(aConsole->mGlobal);
+ MOZ_ASSERT(global);
+ mWorkletImpl = global->Impl();
+ MOZ_ASSERT(mWorkletImpl);
+ }
+
+ ~ConsoleWorkletRunnable() override = default;
+
+ protected:
+ RefPtr<MainThreadConsoleData> mConsoleData;
+
+ RefPtr<WorkletImpl> mWorkletImpl;
+};
+
+// This runnable appends a CallData object into the Console queue running on
+// the main-thread.
+class ConsoleCallDataWorkletRunnable final : public ConsoleWorkletRunnable {
+ public:
+ static already_AddRefed<ConsoleCallDataWorkletRunnable> Create(
+ JSContext* aCx, Console* aConsole, ConsoleCallData* aConsoleData,
+ const Sequence<JS::Value>& aArguments) {
+ WorkletThread::AssertIsOnWorkletThread();
+
+ RefPtr<ConsoleCallDataWorkletRunnable> runnable =
+ new ConsoleCallDataWorkletRunnable(aConsole, aConsoleData);
+
+ if (!runnable->WriteArguments(aCx, aArguments)) {
+ return nullptr;
+ }
+
+ return runnable.forget();
+ }
+
+ private:
+ ConsoleCallDataWorkletRunnable(Console* aConsole, ConsoleCallData* aCallData)
+ : ConsoleWorkletRunnable(aConsole), mCallData(aCallData) {
+ WorkletThread::AssertIsOnWorkletThread();
+ MOZ_ASSERT(aCallData);
+ aCallData->AssertIsOnOwningThread();
+
+ const WorkletLoadInfo& loadInfo = mWorkletImpl->LoadInfo();
+ mCallData->SetIDs(loadInfo.OuterWindowID(), loadInfo.InnerWindowID());
+ }
+
+ ~ConsoleCallDataWorkletRunnable() override = default;
+
+ NS_IMETHOD Run() override {
+ AssertIsOnMainThread();
+ AutoJSAPI jsapi;
+ jsapi.Init();
+ JSContext* cx = jsapi.cx();
+
+ JSObject* sandbox =
+ mConsoleData->GetOrCreateSandbox(cx, mWorkletImpl->Principal());
+ JS::Rooted<JSObject*> global(cx, sandbox);
+ if (NS_WARN_IF(!global)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ // The CreateSandbox call returns a proxy to the actual sandbox object. We
+ // don't need a proxy here.
+ global = js::UncheckedUnwrap(global);
+
+ JSAutoRealm ar(cx, global);
+
+ // We don't need to set a parent object in mCallData bacause there are not
+ // DOM objects exposed to worklet.
+
+ ProcessCallData(cx, mConsoleData, mCallData);
+
+ return NS_OK;
+ }
+
+ RefPtr<ConsoleCallData> mCallData;
+};
+
+class ConsoleWorkerRunnable : public WorkerProxyToMainThreadRunnable,
+ public ConsoleRunnable {
+ public:
+ explicit ConsoleWorkerRunnable(Console* aConsole)
+ : mConsoleData(aConsole->GetOrCreateMainThreadData()) {}
+
+ ~ConsoleWorkerRunnable() override = default;
+
+ bool Dispatch(JSContext* aCx, const Sequence<JS::Value>& aArguments) {
+ WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate();
+ MOZ_ASSERT(workerPrivate);
+
+ if (NS_WARN_IF(!WriteArguments(aCx, aArguments))) {
+ RunBackOnWorkerThreadForCleanup(workerPrivate);
+ return false;
+ }
+
+ if (NS_WARN_IF(!WorkerProxyToMainThreadRunnable::Dispatch(workerPrivate))) {
+ // RunBackOnWorkerThreadForCleanup() will be called by
+ // WorkerProxyToMainThreadRunnable::Dispatch().
+ return false;
+ }
+
+ return true;
+ }
+
+ protected:
+ void RunOnMainThread(WorkerPrivate* aWorkerPrivate) override {
+ MOZ_ASSERT(aWorkerPrivate);
+ AssertIsOnMainThread();
+
+ // Walk up to our containing page
+ WorkerPrivate* wp = aWorkerPrivate;
+ while (wp->GetParent()) {
+ wp = wp->GetParent();
+ }
+
+ nsCOMPtr<nsPIDOMWindowInner> window = wp->GetWindow();
+ if (!window) {
+ RunWindowless(aWorkerPrivate);
+ } else {
+ RunWithWindow(aWorkerPrivate, window);
+ }
+ }
+
+ void RunWithWindow(WorkerPrivate* aWorkerPrivate,
+ nsPIDOMWindowInner* aWindow) {
+ MOZ_ASSERT(aWorkerPrivate);
+ AssertIsOnMainThread();
+
+ AutoJSAPI jsapi;
+ MOZ_ASSERT(aWindow);
+
+ RefPtr<nsGlobalWindowInner> win = nsGlobalWindowInner::Cast(aWindow);
+ if (NS_WARN_IF(!jsapi.Init(win))) {
+ return;
+ }
+
+ nsCOMPtr<nsPIDOMWindowOuter> outerWindow = aWindow->GetOuterWindow();
+ if (NS_WARN_IF(!outerWindow)) {
+ return;
+ }
+
+ RunConsole(jsapi.cx(), aWindow->AsGlobal(), aWorkerPrivate, outerWindow,
+ aWindow);
+ }
+
+ void RunWindowless(WorkerPrivate* aWorkerPrivate) {
+ MOZ_ASSERT(aWorkerPrivate);
+ AssertIsOnMainThread();
+
+ WorkerPrivate* wp = aWorkerPrivate;
+ while (wp->GetParent()) {
+ wp = wp->GetParent();
+ }
+
+ MOZ_ASSERT(!wp->GetWindow());
+
+ AutoJSAPI jsapi;
+ jsapi.Init();
+
+ JSContext* cx = jsapi.cx();
+
+ JS::Rooted<JSObject*> global(
+ cx, mConsoleData->GetOrCreateSandbox(cx, wp->GetPrincipal()));
+ if (NS_WARN_IF(!global)) {
+ return;
+ }
+
+ // The GetOrCreateSandbox call returns a proxy to the actual sandbox object.
+ // We don't need a proxy here.
+ global = js::UncheckedUnwrap(global);
+
+ JSAutoRealm ar(cx, global);
+
+ nsCOMPtr<nsIGlobalObject> globalObject = xpc::NativeGlobal(global);
+ if (NS_WARN_IF(!globalObject)) {
+ return;
+ }
+
+ RunConsole(cx, globalObject, aWorkerPrivate, nullptr, nullptr);
+ }
+
+ void RunBackOnWorkerThreadForCleanup(WorkerPrivate* aWorkerPrivate) override {
+ MOZ_ASSERT(aWorkerPrivate);
+ aWorkerPrivate->AssertIsOnWorkerThread();
+ }
+
+ // This method is called in the main-thread.
+ virtual void RunConsole(JSContext* aCx, nsIGlobalObject* aGlobal,
+ WorkerPrivate* aWorkerPrivate,
+ nsPIDOMWindowOuter* aOuterWindow,
+ nsPIDOMWindowInner* aInnerWindow) = 0;
+
+ bool ForMessaging() const override { return true; }
+
+ RefPtr<MainThreadConsoleData> mConsoleData;
+};
+
+// This runnable appends a CallData object into the Console queue running on
+// the main-thread.
+class ConsoleCallDataWorkerRunnable final : public ConsoleWorkerRunnable {
+ public:
+ ConsoleCallDataWorkerRunnable(Console* aConsole, ConsoleCallData* aCallData)
+ : ConsoleWorkerRunnable(aConsole), mCallData(aCallData) {
+ MOZ_ASSERT(aCallData);
+ mCallData->AssertIsOnOwningThread();
+ }
+
+ private:
+ ~ConsoleCallDataWorkerRunnable() override = default;
+
+ void RunConsole(JSContext* aCx, nsIGlobalObject* aGlobal,
+ WorkerPrivate* aWorkerPrivate,
+ nsPIDOMWindowOuter* aOuterWindow,
+ nsPIDOMWindowInner* aInnerWindow) override {
+ MOZ_ASSERT(aGlobal);
+ MOZ_ASSERT(aWorkerPrivate);
+ AssertIsOnMainThread();
+
+ // The windows have to run in parallel.
+ MOZ_ASSERT(!!aOuterWindow == !!aInnerWindow);
+
+ if (aOuterWindow) {
+ mCallData->SetIDs(aOuterWindow->WindowID(), aInnerWindow->WindowID());
+ } else {
+ ConsoleStackEntry frame;
+ if (mCallData->mTopStackFrame) {
+ frame = *mCallData->mTopStackFrame;
+ }
+
+ nsString id = frame.mFilename;
+ nsString innerID;
+ if (aWorkerPrivate->IsSharedWorker()) {
+ innerID = u"SharedWorker"_ns;
+ } else if (aWorkerPrivate->IsServiceWorker()) {
+ innerID = u"ServiceWorker"_ns;
+ // Use scope as ID so the webconsole can decide if the message should
+ // show up per tab
+ CopyASCIItoUTF16(aWorkerPrivate->ServiceWorkerScope(), id);
+ } else {
+ innerID = u"Worker"_ns;
+ }
+
+ mCallData->SetIDs(id, innerID);
+ }
+
+ mClonedData.mGlobal = aGlobal;
+
+ ProcessCallData(aCx, mConsoleData, mCallData);
+
+ mClonedData.mGlobal = nullptr;
+ }
+
+ RefPtr<ConsoleCallData> mCallData;
+};
+
+// This runnable calls ProfileMethod() on the console on the main-thread.
+class ConsoleProfileWorkletRunnable final : public ConsoleWorkletRunnable {
+ public:
+ static already_AddRefed<ConsoleProfileWorkletRunnable> Create(
+ JSContext* aCx, Console* aConsole, Console::MethodName aName,
+ const nsAString& aAction, const Sequence<JS::Value>& aArguments) {
+ WorkletThread::AssertIsOnWorkletThread();
+
+ RefPtr<ConsoleProfileWorkletRunnable> runnable =
+ new ConsoleProfileWorkletRunnable(aConsole, aName, aAction);
+
+ if (!runnable->WriteArguments(aCx, aArguments)) {
+ return nullptr;
+ }
+
+ return runnable.forget();
+ }
+
+ private:
+ ConsoleProfileWorkletRunnable(Console* aConsole, Console::MethodName aName,
+ const nsAString& aAction)
+ : ConsoleWorkletRunnable(aConsole), mName(aName), mAction(aAction) {
+ MOZ_ASSERT(aConsole);
+ }
+
+ NS_IMETHOD Run() override {
+ AssertIsOnMainThread();
+
+ AutoJSAPI jsapi;
+ jsapi.Init();
+ JSContext* cx = jsapi.cx();
+
+ JSObject* sandbox =
+ mConsoleData->GetOrCreateSandbox(cx, mWorkletImpl->Principal());
+ JS::Rooted<JSObject*> global(cx, sandbox);
+ if (NS_WARN_IF(!global)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ // The CreateSandbox call returns a proxy to the actual sandbox object. We
+ // don't need a proxy here.
+ global = js::UncheckedUnwrap(global);
+
+ JSAutoRealm ar(cx, global);
+
+ // We don't need to set a parent object in mCallData bacause there are not
+ // DOM objects exposed to worklet.
+ ProcessProfileData(cx, mName, mAction);
+
+ return NS_OK;
+ }
+
+ Console::MethodName mName;
+ nsString mAction;
+};
+
+// This runnable calls ProfileMethod() on the console on the main-thread.
+class ConsoleProfileWorkerRunnable final : public ConsoleWorkerRunnable {
+ public:
+ ConsoleProfileWorkerRunnable(Console* aConsole, Console::MethodName aName,
+ const nsAString& aAction)
+ : ConsoleWorkerRunnable(aConsole), mName(aName), mAction(aAction) {
+ MOZ_ASSERT(aConsole);
+ }
+
+ private:
+ void RunConsole(JSContext* aCx, nsIGlobalObject* aGlobal,
+ WorkerPrivate* aWorkerPrivate,
+ nsPIDOMWindowOuter* aOuterWindow,
+ nsPIDOMWindowInner* aInnerWindow) override {
+ AssertIsOnMainThread();
+ MOZ_ASSERT(aGlobal);
+
+ mClonedData.mGlobal = aGlobal;
+
+ ProcessProfileData(aCx, mName, mAction);
+
+ mClonedData.mGlobal = nullptr;
+ }
+
+ Console::MethodName mName;
+ nsString mAction;
+};
+
+NS_IMPL_CYCLE_COLLECTION_CLASS(Console)
+
+NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(Console)
+ NS_IMPL_CYCLE_COLLECTION_UNLINK(mGlobal)
+ NS_IMPL_CYCLE_COLLECTION_UNLINK(mConsoleEventNotifier)
+ NS_IMPL_CYCLE_COLLECTION_UNLINK(mDumpFunction)
+ NS_IMPL_CYCLE_COLLECTION_UNLINK_WEAK_REFERENCE
+ tmp->Shutdown();
+NS_IMPL_CYCLE_COLLECTION_UNLINK_END
+
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(Console)
+ NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mGlobal)
+ NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mConsoleEventNotifier)
+ NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mDumpFunction)
+NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
+
+NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(Console)
+ for (uint32_t i = 0; i < tmp->mArgumentStorage.length(); ++i) {
+ tmp->mArgumentStorage[i].Trace(aCallbacks, aClosure);
+ }
+NS_IMPL_CYCLE_COLLECTION_TRACE_END
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(Console)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(Console)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(Console)
+ NS_INTERFACE_MAP_ENTRY(nsIObserver)
+ NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIObserver)
+ NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
+NS_INTERFACE_MAP_END
+
+/* static */
+already_AddRefed<Console> Console::Create(JSContext* aCx,
+ nsPIDOMWindowInner* aWindow,
+ ErrorResult& aRv) {
+ MOZ_ASSERT_IF(NS_IsMainThread(), aWindow);
+
+ uint64_t outerWindowID = 0;
+ uint64_t innerWindowID = 0;
+
+ if (aWindow) {
+ innerWindowID = aWindow->WindowID();
+
+ // Without outerwindow any console message coming from this object will not
+ // shown in the devtools webconsole. But this should be fine because
+ // probably we are shutting down, or the window is CCed/GCed.
+ nsPIDOMWindowOuter* outerWindow = aWindow->GetOuterWindow();
+ if (outerWindow) {
+ outerWindowID = outerWindow->WindowID();
+ }
+ }
+
+ RefPtr<Console> console = new Console(aCx, nsGlobalWindowInner::Cast(aWindow),
+ outerWindowID, innerWindowID);
+ console->Initialize(aRv);
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+
+ return console.forget();
+}
+
+/* static */
+already_AddRefed<Console> Console::CreateForWorklet(JSContext* aCx,
+ nsIGlobalObject* aGlobal,
+ uint64_t aOuterWindowID,
+ uint64_t aInnerWindowID,
+ ErrorResult& aRv) {
+ WorkletThread::AssertIsOnWorkletThread();
+
+ RefPtr<Console> console =
+ new Console(aCx, aGlobal, aOuterWindowID, aInnerWindowID);
+ console->Initialize(aRv);
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+
+ return console.forget();
+}
+
+Console::Console(JSContext* aCx, nsIGlobalObject* aGlobal,
+ uint64_t aOuterWindowID, uint64_t aInnerWindowID)
+ : mGlobal(aGlobal),
+ mOuterID(aOuterWindowID),
+ mInnerID(aInnerWindowID),
+ mDumpToStdout(false),
+ mChromeInstance(false),
+ mCurrentLogLevel(WebIDLLogLevelToInteger(ConsoleLogLevel::All)),
+ mStatus(eUnknown),
+ mCreationTimeStamp(TimeStamp::Now()) {
+ // Let's enable the dumping to stdout by default for chrome.
+ if (nsContentUtils::ThreadsafeIsSystemCaller(aCx)) {
+ mDumpToStdout = StaticPrefs::devtools_console_stdout_chrome();
+ } else {
+ mDumpToStdout = StaticPrefs::devtools_console_stdout_content();
+ }
+
+ mozilla::HoldJSObjects(this);
+}
+
+Console::~Console() {
+ AssertIsOnOwningThread();
+ Shutdown();
+ mozilla::DropJSObjects(this);
+}
+
+void Console::Initialize(ErrorResult& aRv) {
+ AssertIsOnOwningThread();
+ MOZ_ASSERT(mStatus == eUnknown);
+
+ if (NS_IsMainThread()) {
+ nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
+ if (NS_WARN_IF(!obs)) {
+ aRv.Throw(NS_ERROR_FAILURE);
+ return;
+ }
+
+ if (mInnerID) {
+ aRv = obs->AddObserver(this, "inner-window-destroyed", true);
+ if (NS_WARN_IF(aRv.Failed())) {
+ return;
+ }
+ }
+
+ aRv = obs->AddObserver(this, "memory-pressure", true);
+ if (NS_WARN_IF(aRv.Failed())) {
+ return;
+ }
+ }
+
+ mStatus = eInitialized;
+}
+
+void Console::Shutdown() {
+ AssertIsOnOwningThread();
+
+ if (mStatus == eUnknown || mStatus == eShuttingDown) {
+ return;
+ }
+
+ if (NS_IsMainThread()) {
+ nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
+ if (obs) {
+ obs->RemoveObserver(this, "inner-window-destroyed");
+ obs->RemoveObserver(this, "memory-pressure");
+ }
+ }
+
+ mTimerRegistry.Clear();
+ mCounterRegistry.Clear();
+
+ ClearStorage();
+ mCallDataStorage.Clear();
+
+ mStatus = eShuttingDown;
+}
+
+NS_IMETHODIMP
+Console::Observe(nsISupports* aSubject, const char* aTopic,
+ const char16_t* aData) {
+ AssertIsOnMainThread();
+
+ if (!strcmp(aTopic, "inner-window-destroyed")) {
+ nsCOMPtr<nsISupportsPRUint64> wrapper = do_QueryInterface(aSubject);
+ NS_ENSURE_TRUE(wrapper, NS_ERROR_FAILURE);
+
+ uint64_t innerID;
+ nsresult rv = wrapper->GetData(&innerID);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ if (innerID == mInnerID) {
+ Shutdown();
+ }
+
+ return NS_OK;
+ }
+
+ if (!strcmp(aTopic, "memory-pressure")) {
+ ClearStorage();
+ return NS_OK;
+ }
+
+ return NS_OK;
+}
+
+void Console::ClearStorage() {
+ mCallDataStorage.Clear();
+ mArgumentStorage.clearAndFree();
+}
+
+#define METHOD(name, string) \
+ /* static */ void Console::name(const GlobalObject& aGlobal, \
+ const Sequence<JS::Value>& aData) { \
+ Method(aGlobal, Method##name, nsLiteralString(string), aData); \
+ }
+
+METHOD(Log, u"log")
+METHOD(Info, u"info")
+METHOD(Warn, u"warn")
+METHOD(Error, u"error")
+METHOD(Exception, u"exception")
+METHOD(Debug, u"debug")
+METHOD(Table, u"table")
+METHOD(Trace, u"trace")
+
+// Displays an interactive listing of all the properties of an object.
+METHOD(Dir, u"dir");
+METHOD(Dirxml, u"dirxml");
+
+METHOD(Group, u"group")
+METHOD(GroupCollapsed, u"groupCollapsed")
+
+#undef METHOD
+
+/* static */
+void Console::Clear(const GlobalObject& aGlobal) {
+ const Sequence<JS::Value> data;
+ Method(aGlobal, MethodClear, u"clear"_ns, data);
+}
+
+/* static */
+void Console::GroupEnd(const GlobalObject& aGlobal) {
+ const Sequence<JS::Value> data;
+ Method(aGlobal, MethodGroupEnd, u"groupEnd"_ns, data);
+}
+
+/* static */
+void Console::Time(const GlobalObject& aGlobal, const nsAString& aLabel) {
+ StringMethod(aGlobal, aLabel, Sequence<JS::Value>(), MethodTime, u"time"_ns);
+}
+
+/* static */
+void Console::TimeEnd(const GlobalObject& aGlobal, const nsAString& aLabel) {
+ StringMethod(aGlobal, aLabel, Sequence<JS::Value>(), MethodTimeEnd,
+ u"timeEnd"_ns);
+}
+
+/* static */
+void Console::TimeLog(const GlobalObject& aGlobal, const nsAString& aLabel,
+ const Sequence<JS::Value>& aData) {
+ StringMethod(aGlobal, aLabel, aData, MethodTimeLog, u"timeLog"_ns);
+}
+
+/* static */
+void Console::StringMethod(const GlobalObject& aGlobal, const nsAString& aLabel,
+ const Sequence<JS::Value>& aData,
+ MethodName aMethodName,
+ const nsAString& aMethodString) {
+ RefPtr<Console> console = GetConsole(aGlobal);
+ if (!console) {
+ return;
+ }
+
+ console->StringMethodInternal(aGlobal.Context(), aLabel, aData, aMethodName,
+ aMethodString);
+}
+
+void Console::StringMethodInternal(JSContext* aCx, const nsAString& aLabel,
+ const Sequence<JS::Value>& aData,
+ MethodName aMethodName,
+ const nsAString& aMethodString) {
+ ConsoleCommon::ClearException ce(aCx);
+
+ Sequence<JS::Value> data;
+ SequenceRooter<JS::Value> rooter(aCx, &data);
+
+ JS::Rooted<JS::Value> value(aCx);
+ if (!dom::ToJSValue(aCx, aLabel, &value)) {
+ return;
+ }
+
+ if (!data.AppendElement(value, fallible)) {
+ return;
+ }
+
+ for (uint32_t i = 0; i < aData.Length(); ++i) {
+ if (!data.AppendElement(aData[i], fallible)) {
+ return;
+ }
+ }
+
+ MethodInternal(aCx, aMethodName, aMethodString, data);
+}
+
+/* static */
+void Console::TimeStamp(const GlobalObject& aGlobal,
+ const JS::Handle<JS::Value> aData) {
+ JSContext* cx = aGlobal.Context();
+
+ ConsoleCommon::ClearException ce(cx);
+
+ Sequence<JS::Value> data;
+ SequenceRooter<JS::Value> rooter(cx, &data);
+
+ if (aData.isString() && !data.AppendElement(aData, fallible)) {
+ return;
+ }
+
+ Method(aGlobal, MethodTimeStamp, u"timeStamp"_ns, data);
+}
+
+/* static */
+void Console::Profile(const GlobalObject& aGlobal,
+ const Sequence<JS::Value>& aData) {
+ ProfileMethod(aGlobal, MethodProfile, u"profile"_ns, aData);
+}
+
+/* static */
+void Console::ProfileEnd(const GlobalObject& aGlobal,
+ const Sequence<JS::Value>& aData) {
+ ProfileMethod(aGlobal, MethodProfileEnd, u"profileEnd"_ns, aData);
+}
+
+/* static */
+void Console::ProfileMethod(const GlobalObject& aGlobal, MethodName aName,
+ const nsAString& aAction,
+ const Sequence<JS::Value>& aData) {
+ RefPtr<Console> console = GetConsole(aGlobal);
+ if (!console) {
+ return;
+ }
+
+ JSContext* cx = aGlobal.Context();
+ console->ProfileMethodInternal(cx, aName, aAction, aData);
+}
+
+void Console::ProfileMethodInternal(JSContext* aCx, MethodName aMethodName,
+ const nsAString& aAction,
+ const Sequence<JS::Value>& aData) {
+ if (!ShouldProceed(aMethodName)) {
+ return;
+ }
+
+ MaybeExecuteDumpFunction(aCx, aAction, aData, nullptr);
+
+ if (WorkletThread::IsOnWorkletThread()) {
+ RefPtr<ConsoleProfileWorkletRunnable> runnable =
+ ConsoleProfileWorkletRunnable::Create(aCx, this, aMethodName, aAction,
+ aData);
+ if (!runnable) {
+ return;
+ }
+
+ NS_DispatchToMainThread(runnable.forget());
+ return;
+ }
+
+ if (!NS_IsMainThread()) {
+ // Here we are in a worker thread.
+ RefPtr<ConsoleProfileWorkerRunnable> runnable =
+ new ConsoleProfileWorkerRunnable(this, aMethodName, aAction);
+
+ runnable->Dispatch(aCx, aData);
+ return;
+ }
+
+ ProfileMethodMainthread(aCx, aAction, aData);
+}
+
+// static
+void Console::ProfileMethodMainthread(JSContext* aCx, const nsAString& aAction,
+ const Sequence<JS::Value>& aData) {
+ MOZ_ASSERT(NS_IsMainThread());
+ ConsoleCommon::ClearException ce(aCx);
+
+ RootedDictionary<ConsoleProfileEvent> event(aCx);
+ event.mAction = aAction;
+ event.mChromeContext = nsContentUtils::ThreadsafeIsSystemCaller(aCx);
+
+ event.mArguments.Construct();
+ Sequence<JS::Value>& sequence = event.mArguments.Value();
+
+ for (uint32_t i = 0; i < aData.Length(); ++i) {
+ if (!sequence.AppendElement(aData[i], fallible)) {
+ return;
+ }
+ }
+
+ JS::Rooted<JS::Value> eventValue(aCx);
+ if (!ToJSValue(aCx, event, &eventValue)) {
+ return;
+ }
+
+ JS::Rooted<JSObject*> eventObj(aCx, &eventValue.toObject());
+ MOZ_ASSERT(eventObj);
+
+ if (!JS_DefineProperty(aCx, eventObj, "wrappedJSObject", eventValue,
+ JSPROP_ENUMERATE)) {
+ return;
+ }
+
+ nsIXPConnect* xpc = nsContentUtils::XPConnect();
+ nsCOMPtr<nsISupports> wrapper;
+ const nsIID& iid = NS_GET_IID(nsISupports);
+
+ if (NS_FAILED(xpc->WrapJS(aCx, eventObj, iid, getter_AddRefs(wrapper)))) {
+ return;
+ }
+
+ nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
+ if (obs) {
+ obs->NotifyObservers(wrapper, "console-api-profiler", nullptr);
+ }
+}
+
+/* static */
+void Console::Assert(const GlobalObject& aGlobal, bool aCondition,
+ const Sequence<JS::Value>& aData) {
+ if (!aCondition) {
+ Method(aGlobal, MethodAssert, u"assert"_ns, aData);
+ }
+}
+
+/* static */
+void Console::Count(const GlobalObject& aGlobal, const nsAString& aLabel) {
+ StringMethod(aGlobal, aLabel, Sequence<JS::Value>(), MethodCount,
+ u"count"_ns);
+}
+
+/* static */
+void Console::CountReset(const GlobalObject& aGlobal, const nsAString& aLabel) {
+ StringMethod(aGlobal, aLabel, Sequence<JS::Value>(), MethodCountReset,
+ u"countReset"_ns);
+}
+
+namespace {
+
+void StackFrameToStackEntry(JSContext* aCx, nsIStackFrame* aStackFrame,
+ ConsoleStackEntry& aStackEntry) {
+ MOZ_ASSERT(aStackFrame);
+
+ aStackFrame->GetFilename(aCx, aStackEntry.mFilename);
+
+ aStackEntry.mSourceId = aStackFrame->GetSourceId(aCx);
+ aStackEntry.mLineNumber = aStackFrame->GetLineNumber(aCx);
+ aStackEntry.mColumnNumber = aStackFrame->GetColumnNumber(aCx);
+
+ aStackFrame->GetName(aCx, aStackEntry.mFunctionName);
+
+ nsString cause;
+ aStackFrame->GetAsyncCause(aCx, cause);
+ if (!cause.IsEmpty()) {
+ aStackEntry.mAsyncCause.Construct(cause);
+ }
+}
+
+void ReifyStack(JSContext* aCx, nsIStackFrame* aStack,
+ nsTArray<ConsoleStackEntry>& aRefiedStack) {
+ nsCOMPtr<nsIStackFrame> stack(aStack);
+
+ while (stack) {
+ ConsoleStackEntry& data = *aRefiedStack.AppendElement();
+ StackFrameToStackEntry(aCx, stack, data);
+
+ nsCOMPtr<nsIStackFrame> caller = stack->GetCaller(aCx);
+
+ if (!caller) {
+ caller = stack->GetAsyncCaller(aCx);
+ }
+ stack.swap(caller);
+ }
+}
+
+} // anonymous namespace
+
+// Queue a call to a console method. See the CALL_DELAY constant.
+/* static */
+void Console::Method(const GlobalObject& aGlobal, MethodName aMethodName,
+ const nsAString& aMethodString,
+ const Sequence<JS::Value>& aData) {
+ RefPtr<Console> console = GetConsole(aGlobal);
+ if (!console) {
+ return;
+ }
+
+ console->MethodInternal(aGlobal.Context(), aMethodName, aMethodString, aData);
+}
+
+void Console::MethodInternal(JSContext* aCx, MethodName aMethodName,
+ const nsAString& aMethodString,
+ const Sequence<JS::Value>& aData) {
+ if (!ShouldProceed(aMethodName)) {
+ return;
+ }
+
+ AssertIsOnOwningThread();
+
+ ConsoleCommon::ClearException ce(aCx);
+
+ RefPtr<ConsoleCallData> callData =
+ new ConsoleCallData(aMethodName, aMethodString, this);
+ if (!StoreCallData(aCx, callData, aData)) {
+ return;
+ }
+
+ OriginAttributes oa;
+
+ if (NS_IsMainThread()) {
+ if (mGlobal) {
+ // Save the principal's OriginAttributes in the console event data
+ // so that we will be able to filter messages by origin attributes.
+ nsCOMPtr<nsIScriptObjectPrincipal> sop = do_QueryInterface(mGlobal);
+ if (NS_WARN_IF(!sop)) {
+ return;
+ }
+
+ nsCOMPtr<nsIPrincipal> principal = sop->GetPrincipal();
+ if (NS_WARN_IF(!principal)) {
+ return;
+ }
+
+ oa = principal->OriginAttributesRef();
+ callData->SetAddonId(principal);
+
+#ifdef DEBUG
+ if (!principal->IsSystemPrincipal()) {
+ nsCOMPtr<nsIWebNavigation> webNav = do_GetInterface(mGlobal);
+ if (webNav) {
+ nsCOMPtr<nsILoadContext> loadContext = do_QueryInterface(webNav);
+ MOZ_ASSERT(loadContext);
+
+ bool pb;
+ if (NS_SUCCEEDED(loadContext->GetUsePrivateBrowsing(&pb))) {
+ MOZ_ASSERT(pb == !!oa.mPrivateBrowsingId);
+ }
+ }
+ }
+#endif
+ }
+ } else if (WorkletThread::IsOnWorkletThread()) {
+ nsCOMPtr<WorkletGlobalScope> global = do_QueryInterface(mGlobal);
+ MOZ_ASSERT(global);
+ oa = global->Impl()->OriginAttributesRef();
+ } else {
+ WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate();
+ MOZ_ASSERT(workerPrivate);
+ oa = workerPrivate->GetOriginAttributes();
+ }
+
+ callData->SetOriginAttributes(oa);
+
+ JS::StackCapture captureMode =
+ ShouldIncludeStackTrace(aMethodName)
+ ? JS::StackCapture(JS::MaxFrames(DEFAULT_MAX_STACKTRACE_DEPTH))
+ : JS::StackCapture(JS::FirstSubsumedFrame(aCx));
+ nsCOMPtr<nsIStackFrame> stack = CreateStack(aCx, std::move(captureMode));
+
+ if (stack) {
+ callData->mTopStackFrame.emplace();
+ StackFrameToStackEntry(aCx, stack, *callData->mTopStackFrame);
+ }
+
+ if (NS_IsMainThread()) {
+ callData->mStack = stack;
+ } else {
+ // nsIStackFrame is not threadsafe, so we need to snapshot it now,
+ // before we post our runnable to the main thread.
+ callData->mReifiedStack.emplace();
+ ReifyStack(aCx, stack, *callData->mReifiedStack);
+ }
+
+ DOMHighResTimeStamp monotonicTimer;
+
+ // Monotonic timer for 'time', 'timeLog' and 'timeEnd'
+ if ((aMethodName == MethodTime || aMethodName == MethodTimeLog ||
+ aMethodName == MethodTimeEnd || aMethodName == MethodTimeStamp) &&
+ !MonotonicTimer(aCx, aMethodName, aData, &monotonicTimer)) {
+ return;
+ }
+
+ if (aMethodName == MethodTime && !aData.IsEmpty()) {
+ callData->mStartTimerStatus =
+ StartTimer(aCx, aData[0], monotonicTimer, callData->mStartTimerLabel,
+ &callData->mStartTimerValue);
+ }
+
+ else if (aMethodName == MethodTimeEnd && !aData.IsEmpty()) {
+ callData->mLogTimerStatus =
+ LogTimer(aCx, aData[0], monotonicTimer, callData->mLogTimerLabel,
+ &callData->mLogTimerDuration, true /* Cancel timer */);
+ }
+
+ else if (aMethodName == MethodTimeLog && !aData.IsEmpty()) {
+ callData->mLogTimerStatus =
+ LogTimer(aCx, aData[0], monotonicTimer, callData->mLogTimerLabel,
+ &callData->mLogTimerDuration, false /* Cancel timer */);
+ }
+
+ else if (aMethodName == MethodCount) {
+ callData->mCountValue = IncreaseCounter(aCx, aData, callData->mCountLabel);
+ if (!callData->mCountValue) {
+ return;
+ }
+ }
+
+ else if (aMethodName == MethodCountReset) {
+ callData->mCountValue = ResetCounter(aCx, aData, callData->mCountLabel);
+ if (callData->mCountLabel.IsEmpty()) {
+ return;
+ }
+ }
+
+ // Before processing this CallData differently, it's time to call the dump
+ // function.
+ if (aMethodName == MethodTrace || aMethodName == MethodAssert) {
+ MaybeExecuteDumpFunction(aCx, aMethodString, aData, stack);
+ } else if ((aMethodName == MethodTime || aMethodName == MethodTimeEnd) &&
+ !aData.IsEmpty()) {
+ MaybeExecuteDumpFunctionForTime(aCx, aMethodName, aMethodString,
+ monotonicTimer, aData[0]);
+ } else {
+ MaybeExecuteDumpFunction(aCx, aMethodString, aData, nullptr);
+ }
+
+ if (NS_IsMainThread()) {
+ if (mInnerID) {
+ callData->SetIDs(mOuterID, mInnerID);
+ } else if (!mPassedInnerID.IsEmpty()) {
+ callData->SetIDs(u"jsm"_ns, mPassedInnerID);
+ } else {
+ nsAutoString filename;
+ if (callData->mTopStackFrame.isSome()) {
+ filename = callData->mTopStackFrame->mFilename;
+ }
+
+ callData->SetIDs(u"jsm"_ns, filename);
+ }
+
+ GetOrCreateMainThreadData()->ProcessCallData(aCx, callData, aData);
+
+ // Just because we don't want to expose
+ // retrieveConsoleEvents/setConsoleEventHandler to main-thread, we can
+ // cleanup the mCallDataStorage:
+ UnstoreCallData(callData);
+ return;
+ }
+
+ if (WorkletThread::IsOnWorkletThread()) {
+ RefPtr<ConsoleCallDataWorkletRunnable> runnable =
+ ConsoleCallDataWorkletRunnable::Create(aCx, this, callData, aData);
+ if (!runnable) {
+ return;
+ }
+
+ NS_DispatchToMainThread(runnable);
+ return;
+ }
+
+ // We do this only in workers for now.
+ NotifyHandler(aCx, aData, callData);
+
+ if (StaticPrefs::dom_worker_console_dispatch_events_to_main_thread()) {
+ RefPtr<ConsoleCallDataWorkerRunnable> runnable =
+ new ConsoleCallDataWorkerRunnable(this, callData);
+ Unused << NS_WARN_IF(!runnable->Dispatch(aCx, aData));
+ }
+}
+
+MainThreadConsoleData* Console::GetOrCreateMainThreadData() {
+ AssertIsOnOwningThread();
+
+ if (!mMainThreadData) {
+ mMainThreadData = new MainThreadConsoleData();
+ }
+
+ return mMainThreadData;
+}
+
+// We store information to lazily compute the stack in the reserved slots of
+// LazyStackGetter. The first slot always stores a JS object: it's either the
+// JS wrapper of the nsIStackFrame or the actual reified stack representation.
+// The second slot is a PrivateValue() holding an nsIStackFrame* when we haven't
+// reified the stack yet, or an UndefinedValue() otherwise.
+enum { SLOT_STACKOBJ, SLOT_RAW_STACK };
+
+bool LazyStackGetter(JSContext* aCx, unsigned aArgc, JS::Value* aVp) {
+ JS::CallArgs args = CallArgsFromVp(aArgc, aVp);
+ JS::Rooted<JSObject*> callee(aCx, &args.callee());
+
+ JS::Value v = js::GetFunctionNativeReserved(&args.callee(), SLOT_RAW_STACK);
+ if (v.isUndefined()) {
+ // Already reified.
+ args.rval().set(js::GetFunctionNativeReserved(callee, SLOT_STACKOBJ));
+ return true;
+ }
+
+ nsIStackFrame* stack = reinterpret_cast<nsIStackFrame*>(v.toPrivate());
+ nsTArray<ConsoleStackEntry> reifiedStack;
+ ReifyStack(aCx, stack, reifiedStack);
+
+ JS::Rooted<JS::Value> stackVal(aCx);
+ if (NS_WARN_IF(!ToJSValue(aCx, reifiedStack, &stackVal))) {
+ return false;
+ }
+
+ MOZ_ASSERT(stackVal.isObject());
+
+ js::SetFunctionNativeReserved(callee, SLOT_STACKOBJ, stackVal);
+ js::SetFunctionNativeReserved(callee, SLOT_RAW_STACK, JS::UndefinedValue());
+
+ args.rval().set(stackVal);
+ return true;
+}
+
+void MainThreadConsoleData::ProcessCallData(
+ JSContext* aCx, ConsoleCallData* aData,
+ const Sequence<JS::Value>& aArguments) {
+ AssertIsOnMainThread();
+ MOZ_ASSERT(aData);
+
+ JS::Rooted<JS::Value> eventValue(aCx);
+
+ // We want to create a console event object and pass it to our
+ // nsIConsoleAPIStorage implementation. We want to define some accessor
+ // properties on this object, and those will need to keep an nsIStackFrame
+ // alive. But nsIStackFrame cannot be wrapped in an untrusted scope. And
+ // further, passing untrusted objects to system code is likely to run afoul of
+ // Object Xrays. So we want to wrap in a system-principal scope here. But
+ // which one? We could cheat and try to get the underlying JSObject* of
+ // mStorage, but that's a bit fragile. Instead, we just use the junk scope,
+ // with explicit permission from the XPConnect module owner. If you're
+ // tempted to do that anywhere else, talk to said module owner first.
+
+ // aCx and aArguments are in the same compartment.
+ JS::Rooted<JSObject*> targetScope(aCx, xpc::PrivilegedJunkScope());
+ if (NS_WARN_IF(!Console::PopulateConsoleNotificationInTheTargetScope(
+ aCx, aArguments, targetScope, &eventValue, aData, &mGroupStack))) {
+ return;
+ }
+
+ if (!mStorage) {
+ mStorage = do_GetService("@mozilla.org/consoleAPI-storage;1");
+ }
+
+ if (!mStorage) {
+ NS_WARNING("Failed to get the ConsoleAPIStorage service.");
+ return;
+ }
+
+ nsAutoString innerID;
+
+ MOZ_ASSERT(aData->mIDType != ConsoleCallData::eUnknown);
+ if (aData->mIDType == ConsoleCallData::eString) {
+ innerID = aData->mInnerIDString;
+ } else {
+ MOZ_ASSERT(aData->mIDType == ConsoleCallData::eNumber);
+ innerID.AppendInt(aData->mInnerIDNumber);
+ }
+
+ if (aData->mMethodName == Console::MethodClear) {
+ DebugOnly<nsresult> rv = mStorage->ClearEvents(innerID);
+ NS_WARNING_ASSERTION(NS_SUCCEEDED(rv), "ClearEvents failed");
+ }
+
+ if (NS_FAILED(mStorage->RecordEvent(innerID, eventValue))) {
+ NS_WARNING("Failed to record a console event.");
+ }
+}
+
+/* static */
+bool Console::PopulateConsoleNotificationInTheTargetScope(
+ JSContext* aCx, const Sequence<JS::Value>& aArguments,
+ JS::Handle<JSObject*> aTargetScope,
+ JS::MutableHandle<JS::Value> aEventValue, ConsoleCallData* aData,
+ nsTArray<nsString>* aGroupStack) {
+ MOZ_ASSERT(aCx);
+ MOZ_ASSERT(aData);
+ MOZ_ASSERT(aTargetScope);
+ MOZ_ASSERT(JS_IsGlobalObject(aTargetScope));
+
+ ConsoleStackEntry frame;
+ if (aData->mTopStackFrame) {
+ frame = *aData->mTopStackFrame;
+ }
+
+ ConsoleCommon::ClearException ce(aCx);
+ RootedDictionary<ConsoleEvent> event(aCx);
+
+ event.mAddonId = aData->mAddonId;
+
+ event.mID.Construct();
+ event.mInnerID.Construct();
+
+ event.mChromeContext = nsContentUtils::ThreadsafeIsSystemCaller(aCx);
+
+ if (aData->mIDType == ConsoleCallData::eString) {
+ event.mID.Value().SetAsString() = aData->mOuterIDString;
+ event.mInnerID.Value().SetAsString() = aData->mInnerIDString;
+ } else if (aData->mIDType == ConsoleCallData::eNumber) {
+ event.mID.Value().SetAsUnsignedLongLong() = aData->mOuterIDNumber;
+ event.mInnerID.Value().SetAsUnsignedLongLong() = aData->mInnerIDNumber;
+ } else {
+ // aData->mIDType can be eUnknown when we dispatch notifications via
+ // mConsoleEventNotifier.
+ event.mID.Value().SetAsUnsignedLongLong() = 0;
+ event.mInnerID.Value().SetAsUnsignedLongLong() = 0;
+ }
+
+ event.mConsoleID = aData->mConsoleID;
+ event.mLevel = aData->mMethodString;
+ event.mFilename = frame.mFilename;
+ event.mPrefix = aData->mPrefix;
+
+ nsCOMPtr<nsIURI> filenameURI;
+ nsAutoCString pass;
+ if (NS_IsMainThread() &&
+ NS_SUCCEEDED(NS_NewURI(getter_AddRefs(filenameURI), frame.mFilename)) &&
+ NS_SUCCEEDED(filenameURI->GetPassword(pass)) && !pass.IsEmpty()) {
+ nsCOMPtr<nsISensitiveInfoHiddenURI> safeURI =
+ do_QueryInterface(filenameURI);
+ nsAutoCString spec;
+ if (safeURI && NS_SUCCEEDED(safeURI->GetSensitiveInfoHiddenSpec(spec))) {
+ CopyUTF8toUTF16(spec, event.mFilename);
+ }
+ }
+
+ event.mSourceId = frame.mSourceId;
+ event.mLineNumber = frame.mLineNumber;
+ event.mColumnNumber = frame.mColumnNumber;
+ event.mFunctionName = frame.mFunctionName;
+ event.mTimeStamp = aData->mMicroSecondTimeStamp / PR_USEC_PER_MSEC;
+ event.mMicroSecondTimeStamp = aData->mMicroSecondTimeStamp;
+ event.mPrivate = !!aData->mOriginAttributes.mPrivateBrowsingId;
+
+ switch (aData->mMethodName) {
+ case MethodLog:
+ case MethodInfo:
+ case MethodWarn:
+ case MethodError:
+ case MethodException:
+ case MethodDebug:
+ case MethodAssert:
+ case MethodGroup:
+ case MethodGroupCollapsed:
+ case MethodTrace:
+ event.mArguments.Construct();
+ event.mStyles.Construct();
+ if (NS_WARN_IF(!ProcessArguments(aCx, aArguments,
+ event.mArguments.Value(),
+ event.mStyles.Value()))) {
+ return false;
+ }
+
+ break;
+
+ default:
+ event.mArguments.Construct();
+ if (NS_WARN_IF(
+ !event.mArguments.Value().AppendElements(aArguments, fallible))) {
+ return false;
+ }
+ }
+
+ if (aData->mMethodName == MethodGroup ||
+ aData->mMethodName == MethodGroupCollapsed) {
+ ComposeAndStoreGroupName(aCx, event.mArguments.Value(), event.mGroupName,
+ aGroupStack);
+ }
+
+ else if (aData->mMethodName == MethodGroupEnd) {
+ if (!UnstoreGroupName(event.mGroupName, aGroupStack)) {
+ return false;
+ }
+ }
+
+ else if (aData->mMethodName == MethodTime && !aArguments.IsEmpty()) {
+ event.mTimer = CreateStartTimerValue(aCx, aData->mStartTimerLabel,
+ aData->mStartTimerStatus);
+ }
+
+ else if ((aData->mMethodName == MethodTimeEnd ||
+ aData->mMethodName == MethodTimeLog) &&
+ !aArguments.IsEmpty()) {
+ event.mTimer = CreateLogOrEndTimerValue(aCx, aData->mLogTimerLabel,
+ aData->mLogTimerDuration,
+ aData->mLogTimerStatus);
+ }
+
+ else if (aData->mMethodName == MethodCount ||
+ aData->mMethodName == MethodCountReset) {
+ event.mCounter = CreateCounterOrResetCounterValue(aCx, aData->mCountLabel,
+ aData->mCountValue);
+ }
+
+ JSAutoRealm ar2(aCx, aTargetScope);
+
+ if (NS_WARN_IF(!ToJSValue(aCx, event, aEventValue))) {
+ return false;
+ }
+
+ JS::Rooted<JSObject*> eventObj(aCx, &aEventValue.toObject());
+ if (NS_WARN_IF(!JS_DefineProperty(aCx, eventObj, "wrappedJSObject", eventObj,
+ JSPROP_ENUMERATE))) {
+ return false;
+ }
+
+ if (ShouldIncludeStackTrace(aData->mMethodName)) {
+ // Now define the "stacktrace" property on eventObj. There are two cases
+ // here. Either we came from a worker and have a reified stack, or we want
+ // to define a getter that will lazily reify the stack.
+ if (aData->mReifiedStack) {
+ JS::Rooted<JS::Value> stacktrace(aCx);
+ if (NS_WARN_IF(!ToJSValue(aCx, *aData->mReifiedStack, &stacktrace)) ||
+ NS_WARN_IF(!JS_DefineProperty(aCx, eventObj, "stacktrace", stacktrace,
+ JSPROP_ENUMERATE))) {
+ return false;
+ }
+ } else {
+ JSFunction* fun =
+ js::NewFunctionWithReserved(aCx, LazyStackGetter, 0, 0, "stacktrace");
+ if (NS_WARN_IF(!fun)) {
+ return false;
+ }
+
+ JS::Rooted<JSObject*> funObj(aCx, JS_GetFunctionObject(fun));
+
+ // We want to store our stack in the function and have it stay alive. But
+ // we also need sane access to the C++ nsIStackFrame. So store both a JS
+ // wrapper and the raw pointer: the former will keep the latter alive.
+ JS::Rooted<JS::Value> stackVal(aCx);
+ nsresult rv = nsContentUtils::WrapNative(aCx, aData->mStack, &stackVal);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return false;
+ }
+
+ js::SetFunctionNativeReserved(funObj, SLOT_STACKOBJ, stackVal);
+ js::SetFunctionNativeReserved(funObj, SLOT_RAW_STACK,
+ JS::PrivateValue(aData->mStack.get()));
+
+ if (NS_WARN_IF(!JS_DefineProperty(aCx, eventObj, "stacktrace", funObj,
+ nullptr, JSPROP_ENUMERATE))) {
+ return false;
+ }
+ }
+ }
+
+ return true;
+}
+
+namespace {
+
+// Helper method for ProcessArguments. Flushes output, if non-empty, to
+// aSequence.
+bool FlushOutput(JSContext* aCx, Sequence<JS::Value>& aSequence,
+ nsString& aOutput) {
+ if (!aOutput.IsEmpty()) {
+ JS::Rooted<JSString*> str(
+ aCx, JS_NewUCStringCopyN(aCx, aOutput.get(), aOutput.Length()));
+ if (NS_WARN_IF(!str)) {
+ return false;
+ }
+
+ if (NS_WARN_IF(!aSequence.AppendElement(JS::StringValue(str), fallible))) {
+ return false;
+ }
+
+ aOutput.Truncate();
+ }
+
+ return true;
+}
+
+} // namespace
+
+static void MakeFormatString(nsCString& aFormat, int32_t aInteger,
+ int32_t aMantissa, char aCh) {
+ aFormat.Append('%');
+ if (aInteger >= 0) {
+ aFormat.AppendInt(aInteger);
+ }
+
+ if (aMantissa >= 0) {
+ aFormat.Append('.');
+ aFormat.AppendInt(aMantissa);
+ }
+
+ aFormat.Append(aCh);
+}
+
+// If the first JS::Value of the array is a string, this method uses it to
+// format a string. The supported sequences are:
+// %s - string
+// %d,%i - integer
+// %f - double
+// %o,%O - a JS object.
+// %c - style string.
+// The output is an array where any object is a separated item, the rest is
+// unified in a format string.
+// Example if the input is:
+// "string: %s, integer: %d, object: %o, double: %f", 's', 1, window, 0.9
+// The output will be:
+// [ "string: s, integer: 1, object: ", window, ", double: 0.9" ]
+//
+// The aStyles array is populated with the style strings that the function
+// finds based the format string. The index of the styles matches the indexes
+// of elements that need the custom styling from aSequence. For elements with
+// no custom styling the array is padded with null elements.
+static bool ProcessArguments(JSContext* aCx, const Sequence<JS::Value>& aData,
+ Sequence<JS::Value>& aSequence,
+ Sequence<nsString>& aStyles) {
+ // This method processes the arguments as format strings (%d, %i, %s...)
+ // only if the first element of them is a valid and not-empty string.
+
+ if (aData.IsEmpty()) {
+ return true;
+ }
+
+ if (aData.Length() == 1 || !aData[0].isString()) {
+ return aSequence.AppendElements(aData, fallible);
+ }
+
+ JS::Rooted<JS::Value> format(aCx, aData[0]);
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, format));
+ if (NS_WARN_IF(!jsString)) {
+ return false;
+ }
+
+ nsAutoJSString string;
+ if (NS_WARN_IF(!string.init(aCx, jsString))) {
+ return false;
+ }
+
+ if (string.IsEmpty()) {
+ return aSequence.AppendElements(aData, fallible);
+ }
+
+ nsString::const_iterator start, end;
+ string.BeginReading(start);
+ string.EndReading(end);
+
+ nsString output;
+ uint32_t index = 1;
+
+ while (start != end) {
+ if (*start != '%') {
+ output.Append(*start);
+ ++start;
+ continue;
+ }
+
+ ++start;
+ if (start == end) {
+ output.Append('%');
+ break;
+ }
+
+ if (*start == '%') {
+ output.Append(*start);
+ ++start;
+ continue;
+ }
+
+ nsAutoString tmp;
+ tmp.Append('%');
+
+ int32_t integer = -1;
+ int32_t mantissa = -1;
+
+ // Let's parse %<number>.<number> for %d and %f
+ if (*start >= '0' && *start <= '9') {
+ integer = 0;
+
+ do {
+ integer = integer * 10 + *start - '0';
+ tmp.Append(*start);
+ ++start;
+ } while (*start >= '0' && *start <= '9' && start != end);
+ }
+
+ if (start == end) {
+ output.Append(tmp);
+ break;
+ }
+
+ if (*start == '.') {
+ tmp.Append(*start);
+ ++start;
+
+ if (start == end) {
+ output.Append(tmp);
+ break;
+ }
+
+ // '.' must be followed by a number.
+ if (*start < '0' || *start > '9') {
+ output.Append(tmp);
+ continue;
+ }
+
+ mantissa = 0;
+
+ do {
+ mantissa = mantissa * 10 + *start - '0';
+ tmp.Append(*start);
+ ++start;
+ } while (*start >= '0' && *start <= '9' && start != end);
+
+ if (start == end) {
+ output.Append(tmp);
+ break;
+ }
+ }
+
+ char ch = *start;
+ tmp.Append(ch);
+ ++start;
+
+ switch (ch) {
+ case 'o':
+ case 'O': {
+ if (NS_WARN_IF(!FlushOutput(aCx, aSequence, output))) {
+ return false;
+ }
+
+ JS::Rooted<JS::Value> v(aCx);
+ if (index < aData.Length()) {
+ v = aData[index++];
+ }
+
+ if (NS_WARN_IF(!aSequence.AppendElement(v, fallible))) {
+ return false;
+ }
+
+ break;
+ }
+
+ case 'c': {
+ // If there isn't any output but there's already a style, then
+ // discard the previous style and use the next one instead.
+ if (output.IsEmpty() && !aStyles.IsEmpty()) {
+ aStyles.RemoveLastElement();
+ }
+
+ if (NS_WARN_IF(!FlushOutput(aCx, aSequence, output))) {
+ return false;
+ }
+
+ if (index < aData.Length()) {
+ JS::Rooted<JS::Value> v(aCx, aData[index++]);
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, v));
+ if (NS_WARN_IF(!jsString)) {
+ return false;
+ }
+
+ int32_t diff = aSequence.Length() - aStyles.Length();
+ if (diff > 0) {
+ for (int32_t i = 0; i < diff; i++) {
+ if (NS_WARN_IF(!aStyles.AppendElement(VoidString(), fallible))) {
+ return false;
+ }
+ }
+ }
+
+ nsAutoJSString string;
+ if (NS_WARN_IF(!string.init(aCx, jsString))) {
+ return false;
+ }
+
+ if (NS_WARN_IF(!aStyles.AppendElement(string, fallible))) {
+ return false;
+ }
+ }
+ break;
+ }
+
+ case 's':
+ if (index < aData.Length()) {
+ JS::Rooted<JS::Value> value(aCx, aData[index++]);
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, value));
+ if (NS_WARN_IF(!jsString)) {
+ return false;
+ }
+
+ nsAutoJSString v;
+ if (NS_WARN_IF(!v.init(aCx, jsString))) {
+ return false;
+ }
+
+ output.Append(v);
+ }
+ break;
+
+ case 'd':
+ case 'i':
+ if (index < aData.Length()) {
+ JS::Rooted<JS::Value> value(aCx, aData[index++]);
+
+ if (value.isBigInt()) {
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, value));
+ if (NS_WARN_IF(!jsString)) {
+ return false;
+ }
+
+ nsAutoJSString v;
+ if (NS_WARN_IF(!v.init(aCx, jsString))) {
+ return false;
+ }
+ output.Append(v);
+ break;
+ }
+
+ int32_t v;
+ if (NS_WARN_IF(!JS::ToInt32(aCx, value, &v))) {
+ return false;
+ }
+
+ nsCString format;
+ MakeFormatString(format, integer, mantissa, 'd');
+ output.AppendPrintf(format.get(), v);
+ }
+ break;
+
+ case 'f':
+ if (index < aData.Length()) {
+ JS::Rooted<JS::Value> value(aCx, aData[index++]);
+
+ double v;
+ if (NS_WARN_IF(!JS::ToNumber(aCx, value, &v))) {
+ return false;
+ }
+
+ // nspr returns "nan", but we want to expose it as "NaN"
+ if (std::isnan(v)) {
+ output.AppendFloat(v);
+ } else {
+ nsCString format;
+ MakeFormatString(format, integer, mantissa, 'f');
+ output.AppendPrintf(format.get(), v);
+ }
+ }
+ break;
+
+ default:
+ output.Append(tmp);
+ break;
+ }
+ }
+
+ if (NS_WARN_IF(!FlushOutput(aCx, aSequence, output))) {
+ return false;
+ }
+
+ // Discard trailing style element if there is no output to apply it to.
+ if (aStyles.Length() > aSequence.Length()) {
+ aStyles.TruncateLength(aSequence.Length());
+ }
+
+ // The rest of the array, if unused by the format string.
+ for (; index < aData.Length(); ++index) {
+ if (NS_WARN_IF(!aSequence.AppendElement(aData[index], fallible))) {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+// Stringify and Concat all the JS::Value in a single string using ' ' as
+// separator. The new group name will be stored in aGroupStack array.
+static void ComposeAndStoreGroupName(JSContext* aCx,
+ const Sequence<JS::Value>& aData,
+ nsAString& aName,
+ nsTArray<nsString>* aGroupStack) {
+ StringJoinAppend(
+ aName, u" "_ns, aData, [aCx](nsAString& dest, const JS::Value& valueRef) {
+ JS::Rooted<JS::Value> value(aCx, valueRef);
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, value));
+ if (!jsString) {
+ return;
+ }
+
+ nsAutoJSString string;
+ if (!string.init(aCx, jsString)) {
+ return;
+ }
+
+ dest.Append(string);
+ });
+
+ aGroupStack->AppendElement(aName);
+}
+
+// Remove the last group name and return that name. It returns false if
+// aGroupStack is empty.
+static bool UnstoreGroupName(nsAString& aName,
+ nsTArray<nsString>* aGroupStack) {
+ if (aGroupStack->IsEmpty()) {
+ return false;
+ }
+
+ aName = aGroupStack->PopLastElement();
+ return true;
+}
+
+Console::TimerStatus Console::StartTimer(JSContext* aCx, const JS::Value& aName,
+ DOMHighResTimeStamp aTimestamp,
+ nsAString& aTimerLabel,
+ DOMHighResTimeStamp* aTimerValue) {
+ AssertIsOnOwningThread();
+ MOZ_ASSERT(aTimerValue);
+
+ *aTimerValue = 0;
+
+ if (NS_WARN_IF(mTimerRegistry.Count() >= MAX_PAGE_TIMERS)) {
+ return eTimerMaxReached;
+ }
+
+ JS::Rooted<JS::Value> name(aCx, aName);
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, name));
+ if (NS_WARN_IF(!jsString)) {
+ return eTimerJSException;
+ }
+
+ nsAutoJSString label;
+ if (NS_WARN_IF(!label.init(aCx, jsString))) {
+ return eTimerJSException;
+ }
+
+ aTimerLabel = label;
+
+ if (mTimerRegistry.WithEntryHandle(label, [&](auto&& entry) {
+ if (entry) {
+ return true;
+ }
+ entry.Insert(aTimestamp);
+ return false;
+ })) {
+ return eTimerAlreadyExists;
+ }
+
+ *aTimerValue = aTimestamp;
+ return eTimerDone;
+}
+
+/* static */
+JS::Value Console::CreateStartTimerValue(JSContext* aCx,
+ const nsAString& aTimerLabel,
+ TimerStatus aTimerStatus) {
+ MOZ_ASSERT(aTimerStatus != eTimerUnknown);
+
+ if (aTimerStatus != eTimerDone) {
+ return CreateTimerError(aCx, aTimerLabel, aTimerStatus);
+ }
+
+ RootedDictionary<ConsoleTimerStart> timer(aCx);
+
+ timer.mName = aTimerLabel;
+
+ JS::Rooted<JS::Value> value(aCx);
+ if (!ToJSValue(aCx, timer, &value)) {
+ return JS::UndefinedValue();
+ }
+
+ return value;
+}
+
+Console::TimerStatus Console::LogTimer(JSContext* aCx, const JS::Value& aName,
+ DOMHighResTimeStamp aTimestamp,
+ nsAString& aTimerLabel,
+ double* aTimerDuration,
+ bool aCancelTimer) {
+ AssertIsOnOwningThread();
+ MOZ_ASSERT(aTimerDuration);
+
+ *aTimerDuration = 0;
+
+ JS::Rooted<JS::Value> name(aCx, aName);
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, name));
+ if (NS_WARN_IF(!jsString)) {
+ return eTimerJSException;
+ }
+
+ nsAutoJSString key;
+ if (NS_WARN_IF(!key.init(aCx, jsString))) {
+ return eTimerJSException;
+ }
+
+ aTimerLabel = key;
+
+ DOMHighResTimeStamp value = 0;
+
+ if (aCancelTimer) {
+ if (!mTimerRegistry.Remove(key, &value)) {
+ NS_WARNING("mTimerRegistry entry not found");
+ return eTimerDoesntExist;
+ }
+ } else {
+ if (!mTimerRegistry.Get(key, &value)) {
+ NS_WARNING("mTimerRegistry entry not found");
+ return eTimerDoesntExist;
+ }
+ }
+
+ *aTimerDuration = aTimestamp - value;
+ return eTimerDone;
+}
+
+/* static */
+JS::Value Console::CreateLogOrEndTimerValue(JSContext* aCx,
+ const nsAString& aLabel,
+ double aDuration,
+ TimerStatus aStatus) {
+ if (aStatus != eTimerDone) {
+ return CreateTimerError(aCx, aLabel, aStatus);
+ }
+
+ RootedDictionary<ConsoleTimerLogOrEnd> timer(aCx);
+ timer.mName = aLabel;
+ timer.mDuration = aDuration;
+
+ JS::Rooted<JS::Value> value(aCx);
+ if (!ToJSValue(aCx, timer, &value)) {
+ return JS::UndefinedValue();
+ }
+
+ return value;
+}
+
+/* static */
+JS::Value Console::CreateTimerError(JSContext* aCx, const nsAString& aLabel,
+ TimerStatus aStatus) {
+ MOZ_ASSERT(aStatus != eTimerUnknown && aStatus != eTimerDone);
+
+ RootedDictionary<ConsoleTimerError> error(aCx);
+
+ error.mName = aLabel;
+
+ switch (aStatus) {
+ case eTimerAlreadyExists:
+ error.mError.AssignLiteral("timerAlreadyExists");
+ break;
+
+ case eTimerDoesntExist:
+ error.mError.AssignLiteral("timerDoesntExist");
+ break;
+
+ case eTimerJSException:
+ error.mError.AssignLiteral("timerJSError");
+ break;
+
+ case eTimerMaxReached:
+ error.mError.AssignLiteral("maxTimersExceeded");
+ break;
+
+ default:
+ MOZ_CRASH("Unsupported status");
+ break;
+ }
+
+ JS::Rooted<JS::Value> value(aCx);
+ if (!ToJSValue(aCx, error, &value)) {
+ return JS::UndefinedValue();
+ }
+
+ return value;
+}
+
+uint32_t Console::IncreaseCounter(JSContext* aCx,
+ const Sequence<JS::Value>& aArguments,
+ nsAString& aCountLabel) {
+ AssertIsOnOwningThread();
+
+ ConsoleCommon::ClearException ce(aCx);
+
+ MOZ_ASSERT(!aArguments.IsEmpty());
+
+ JS::Rooted<JS::Value> labelValue(aCx, aArguments[0]);
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, labelValue));
+ if (!jsString) {
+ return 0; // We cannot continue.
+ }
+
+ nsAutoJSString string;
+ if (!string.init(aCx, jsString)) {
+ return 0; // We cannot continue.
+ }
+
+ aCountLabel = string;
+
+ const bool maxCountersReached = mCounterRegistry.Count() >= MAX_PAGE_COUNTERS;
+ return mCounterRegistry.WithEntryHandle(
+ aCountLabel, [maxCountersReached](auto&& entry) -> uint32_t {
+ if (entry) {
+ ++entry.Data();
+ } else {
+ if (maxCountersReached) {
+ return MAX_PAGE_COUNTERS;
+ }
+ entry.Insert(1);
+ }
+ return entry.Data();
+ });
+}
+
+uint32_t Console::ResetCounter(JSContext* aCx,
+ const Sequence<JS::Value>& aArguments,
+ nsAString& aCountLabel) {
+ AssertIsOnOwningThread();
+
+ ConsoleCommon::ClearException ce(aCx);
+
+ MOZ_ASSERT(!aArguments.IsEmpty());
+
+ JS::Rooted<JS::Value> labelValue(aCx, aArguments[0]);
+ JS::Rooted<JSString*> jsString(aCx, JS::ToString(aCx, labelValue));
+ if (!jsString) {
+ return 0; // We cannot continue.
+ }
+
+ nsAutoJSString string;
+ if (!string.init(aCx, jsString)) {
+ return 0; // We cannot continue.
+ }
+
+ aCountLabel = string;
+
+ if (mCounterRegistry.Remove(aCountLabel)) {
+ return 0;
+ }
+
+ // Let's return something different than 0 if the key doesn't exist.
+ return MAX_PAGE_COUNTERS;
+}
+
+// This method generates a ConsoleCounter dictionary as JS::Value. If
+// aCountValue is == MAX_PAGE_COUNTERS it generates a ConsoleCounterError
+// instead. See IncreaseCounter.
+// * aCx - this is the context that will root the returned value.
+// * aCountLabel - this label must be what IncreaseCounter received as
+// aTimerLabel.
+// * aCountValue - the return value of IncreaseCounter.
+static JS::Value CreateCounterOrResetCounterValue(JSContext* aCx,
+ const nsAString& aCountLabel,
+ uint32_t aCountValue) {
+ ConsoleCommon::ClearException ce(aCx);
+
+ if (aCountValue == MAX_PAGE_COUNTERS) {
+ RootedDictionary<ConsoleCounterError> error(aCx);
+ error.mLabel = aCountLabel;
+ error.mError.AssignLiteral("counterDoesntExist");
+
+ JS::Rooted<JS::Value> value(aCx);
+ if (!ToJSValue(aCx, error, &value)) {
+ return JS::UndefinedValue();
+ }
+
+ return value;
+ }
+
+ RootedDictionary<ConsoleCounter> data(aCx);
+ data.mLabel = aCountLabel;
+ data.mCount = aCountValue;
+
+ JS::Rooted<JS::Value> value(aCx);
+ if (!ToJSValue(aCx, data, &value)) {
+ return JS::UndefinedValue();
+ }
+
+ return value;
+}
+
+/* static */
+bool Console::ShouldIncludeStackTrace(MethodName aMethodName) {
+ switch (aMethodName) {
+ case MethodError:
+ case MethodException:
+ case MethodAssert:
+ case MethodTrace:
+ return true;
+ default:
+ return false;
+ }
+}
+
+JSObject* MainThreadConsoleData::GetOrCreateSandbox(JSContext* aCx,
+ nsIPrincipal* aPrincipal) {
+ AssertIsOnMainThread();
+
+ if (!mSandbox) {
+ nsIXPConnect* xpc = nsContentUtils::XPConnect();
+ MOZ_ASSERT(xpc, "This should never be null!");
+
+ JS::Rooted<JSObject*> sandbox(aCx);
+ nsresult rv = xpc->CreateSandbox(aCx, aPrincipal, sandbox.address());
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return nullptr;
+ }
+
+ mSandbox = new JSObjectHolder(aCx, sandbox);
+ }
+
+ return mSandbox->GetJSObject();
+}
+
+bool Console::StoreCallData(JSContext* aCx, ConsoleCallData* aCallData,
+ const Sequence<JS::Value>& aArguments) {
+ AssertIsOnOwningThread();
+
+ if (NS_WARN_IF(!mArgumentStorage.growBy(1))) {
+ return false;
+ }
+ if (!mArgumentStorage.end()[-1].Initialize(aCx, aArguments)) {
+ mArgumentStorage.shrinkBy(1);
+ return false;
+ }
+
+ MOZ_ASSERT(aCallData);
+ MOZ_ASSERT(!mCallDataStorage.Contains(aCallData));
+
+ mCallDataStorage.AppendElement(aCallData);
+
+ MOZ_ASSERT(mCallDataStorage.Length() == mArgumentStorage.length());
+
+ if (mCallDataStorage.Length() > STORAGE_MAX_EVENTS) {
+ mCallDataStorage.RemoveElementAt(0);
+ mArgumentStorage.erase(&mArgumentStorage[0]);
+ }
+ return true;
+}
+
+void Console::UnstoreCallData(ConsoleCallData* aCallData) {
+ AssertIsOnOwningThread();
+
+ MOZ_ASSERT(aCallData);
+ MOZ_ASSERT(mCallDataStorage.Length() == mArgumentStorage.length());
+
+ size_t index = mCallDataStorage.IndexOf(aCallData);
+ // It can be that mCallDataStorage has been already cleaned in case the
+ // processing of the argument of some Console methods triggers the
+ // window.close().
+ if (index == mCallDataStorage.NoIndex) {
+ return;
+ }
+
+ mCallDataStorage.RemoveElementAt(index);
+ mArgumentStorage.erase(&mArgumentStorage[index]);
+}
+
+void Console::NotifyHandler(JSContext* aCx,
+ const Sequence<JS::Value>& aArguments,
+ ConsoleCallData* aCallData) {
+ AssertIsOnOwningThread();
+ MOZ_ASSERT(!NS_IsMainThread());
+ MOZ_ASSERT(aCallData);
+
+ if (!mConsoleEventNotifier) {
+ return;
+ }
+
+ JS::Rooted<JS::Value> value(aCx);
+
+ JS::Rooted<JSObject*> callableGlobal(
+ aCx, mConsoleEventNotifier->CallbackGlobalOrNull());
+ if (NS_WARN_IF(!callableGlobal)) {
+ return;
+ }
+
+ // aCx and aArguments are in the same compartment because this method is
+ // called directly when a Console.something() runs.
+ // mConsoleEventNotifier->CallbackGlobal() is the scope where value will be
+ // sent to.
+ if (NS_WARN_IF(!PopulateConsoleNotificationInTheTargetScope(
+ aCx, aArguments, callableGlobal, &value, aCallData, &mGroupStack))) {
+ return;
+ }
+
+ JS::Rooted<JS::Value> ignored(aCx);
+ RefPtr<AnyCallback> notifier(mConsoleEventNotifier);
+ notifier->Call(value, &ignored);
+}
+
+void Console::RetrieveConsoleEvents(JSContext* aCx,
+ nsTArray<JS::Value>& aEvents,
+ ErrorResult& aRv) {
+ AssertIsOnOwningThread();
+
+ // We don't want to expose this functionality to main-thread yet.
+ MOZ_ASSERT(!NS_IsMainThread());
+
+ JS::Rooted<JSObject*> targetScope(aCx, JS::CurrentGlobalOrNull(aCx));
+
+ for (uint32_t i = 0; i < mArgumentStorage.length(); ++i) {
+ JS::Rooted<JS::Value> value(aCx);
+
+ JS::Rooted<JSObject*> sequenceScope(aCx, mArgumentStorage[i].Global());
+ JSAutoRealm ar(aCx, sequenceScope);
+
+ Sequence<JS::Value> sequence;
+ SequenceRooter<JS::Value> arguments(aCx, &sequence);
+
+ if (!mArgumentStorage[i].PopulateArgumentsSequence(sequence)) {
+ aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
+ return;
+ }
+
+ // Here we have aCx and sequence in the same compartment.
+ // targetScope is the destination scope and value will be populated in its
+ // compartment.
+ if (NS_WARN_IF(!PopulateConsoleNotificationInTheTargetScope(
+ aCx, sequence, targetScope, &value, mCallDataStorage[i],
+ &mGroupStack))) {
+ aRv.Throw(NS_ERROR_FAILURE);
+ return;
+ }
+
+ aEvents.AppendElement(value);
+ }
+}
+
+void Console::SetConsoleEventHandler(AnyCallback* aHandler) {
+ AssertIsOnOwningThread();
+
+ // We don't want to expose this functionality to main-thread yet.
+ MOZ_ASSERT(!NS_IsMainThread());
+
+ mConsoleEventNotifier = aHandler;
+}
+
+void Console::AssertIsOnOwningThread() const {
+ NS_ASSERT_OWNINGTHREAD(Console);
+}
+
+bool Console::IsShuttingDown() const {
+ MOZ_ASSERT(mStatus != eUnknown);
+ return mStatus == eShuttingDown;
+}
+
+/* static */
+already_AddRefed<Console> Console::GetConsole(const GlobalObject& aGlobal) {
+ ErrorResult rv;
+ RefPtr<Console> console = GetConsoleInternal(aGlobal, rv);
+ if (NS_WARN_IF(rv.Failed()) || !console) {
+ rv.SuppressException();
+ return nullptr;
+ }
+
+ console->AssertIsOnOwningThread();
+
+ if (console->IsShuttingDown()) {
+ return nullptr;
+ }
+
+ return console.forget();
+}
+
+/* static */
+already_AddRefed<Console> Console::GetConsoleInternal(
+ const GlobalObject& aGlobal, ErrorResult& aRv) {
+ // Window
+ if (NS_IsMainThread()) {
+ nsCOMPtr<nsPIDOMWindowInner> innerWindow =
+ do_QueryInterface(aGlobal.GetAsSupports());
+
+ // we are probably running a chrome script.
+ if (!innerWindow) {
+ RefPtr<Console> console = new Console(aGlobal.Context(), nullptr, 0, 0);
+ console->Initialize(aRv);
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+
+ return console.forget();
+ }
+
+ nsGlobalWindowInner* window = nsGlobalWindowInner::Cast(innerWindow);
+ return window->GetConsole(aGlobal.Context(), aRv);
+ }
+
+ // Worklet
+ nsCOMPtr<WorkletGlobalScope> workletScope =
+ do_QueryInterface(aGlobal.GetAsSupports());
+ if (workletScope) {
+ WorkletThread::AssertIsOnWorkletThread();
+ return workletScope->GetConsole(aGlobal.Context(), aRv);
+ }
+
+ // Workers
+ MOZ_ASSERT(!NS_IsMainThread());
+
+ JSContext* cx = aGlobal.Context();
+ WorkerPrivate* workerPrivate = GetWorkerPrivateFromContext(cx);
+ MOZ_ASSERT(workerPrivate);
+
+ nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
+ if (NS_WARN_IF(!global)) {
+ return nullptr;
+ }
+
+ WorkerGlobalScope* scope = workerPrivate->GlobalScope();
+ MOZ_ASSERT(scope);
+
+ // Normal worker scope.
+ if (scope == global) {
+ return scope->GetConsole(aRv);
+ }
+
+ // Debugger worker scope
+
+ WorkerDebuggerGlobalScope* debuggerScope =
+ workerPrivate->DebuggerGlobalScope();
+ MOZ_ASSERT(debuggerScope);
+ MOZ_ASSERT(debuggerScope == global, "Which kind of global do we have?");
+
+ return debuggerScope->GetConsole(aRv);
+}
+
+bool Console::MonotonicTimer(JSContext* aCx, MethodName aMethodName,
+ const Sequence<JS::Value>& aData,
+ DOMHighResTimeStamp* aTimeStamp) {
+ if (nsCOMPtr<nsPIDOMWindowInner> innerWindow = do_QueryInterface(mGlobal)) {
+ nsGlobalWindowInner* win = nsGlobalWindowInner::Cast(innerWindow);
+ MOZ_ASSERT(win);
+
+ RefPtr<Performance> performance = win->GetPerformance();
+ if (!performance) {
+ return false;
+ }
+
+ *aTimeStamp = performance->Now();
+ return true;
+ }
+
+ if (NS_IsMainThread()) {
+ *aTimeStamp = (TimeStamp::Now() - mCreationTimeStamp).ToMilliseconds();
+ return true;
+ }
+
+ if (nsCOMPtr<WorkletGlobalScope> workletGlobal = do_QueryInterface(mGlobal)) {
+ *aTimeStamp = workletGlobal->TimeStampToDOMHighRes(TimeStamp::Now());
+ return true;
+ }
+
+ WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate();
+ MOZ_ASSERT(workerPrivate);
+
+ *aTimeStamp = workerPrivate->TimeStampToDOMHighRes(TimeStamp::Now());
+ return true;
+}
+
+/* static */
+already_AddRefed<ConsoleInstance> Console::CreateInstance(
+ const GlobalObject& aGlobal, const ConsoleInstanceOptions& aOptions) {
+ RefPtr<ConsoleInstance> console =
+ new ConsoleInstance(aGlobal.Context(), aOptions);
+ return console.forget();
+}
+
+void Console::StringifyElement(Element* aElement, nsAString& aOut) {
+ aOut.AppendLiteral("<");
+ aOut.Append(aElement->LocalName());
+ uint32_t attrCount = aElement->GetAttrCount();
+ nsAutoString idAttr;
+ nsAutoString classAttr;
+ nsAutoString nameAttr;
+ nsAutoString otherAttrs;
+ for (uint32_t i = 0; i < attrCount; i++) {
+ BorrowedAttrInfo attrInfo = aElement->GetAttrInfoAt(i);
+ nsAutoString attrValue;
+ attrInfo.mValue->ToString(attrValue);
+
+ const nsAttrName* attrName = attrInfo.mName;
+ if (attrName->Equals(nsGkAtoms::id)) {
+ idAttr.AppendLiteral(" id=\"");
+ idAttr.Append(attrValue);
+ idAttr.AppendLiteral("\"");
+ } else if (attrName->Equals(nsGkAtoms::_class)) {
+ classAttr.AppendLiteral(" class=\"");
+ classAttr.Append(attrValue);
+ classAttr.AppendLiteral("\"");
+ } else if (attrName->Equals(nsGkAtoms::name)) {
+ nameAttr.AppendLiteral(" name=\"");
+ nameAttr.Append(attrValue);
+ nameAttr.AppendLiteral("\"");
+ } else {
+ nsAutoString attrNameStr;
+ attrName->GetQualifiedName(attrNameStr);
+ otherAttrs.AppendLiteral(" ");
+ otherAttrs.Append(attrNameStr);
+ otherAttrs.AppendLiteral("=\"");
+ otherAttrs.Append(attrValue);
+ otherAttrs.AppendLiteral("\"");
+ }
+ }
+ if (!idAttr.IsEmpty()) {
+ aOut.Append(idAttr);
+ }
+ if (!classAttr.IsEmpty()) {
+ aOut.Append(classAttr);
+ }
+ if (!nameAttr.IsEmpty()) {
+ aOut.Append(nameAttr);
+ }
+ if (!otherAttrs.IsEmpty()) {
+ aOut.Append(otherAttrs);
+ }
+ aOut.AppendLiteral(">");
+}
+
+void Console::MaybeExecuteDumpFunction(JSContext* aCx,
+ const nsAString& aMethodName,
+ const Sequence<JS::Value>& aData,
+ nsIStackFrame* aStack) {
+ if (!mDumpFunction && !mDumpToStdout) {
+ return;
+ }
+
+ nsAutoString message;
+ message.AssignLiteral("console.");
+ message.Append(aMethodName);
+ message.AppendLiteral(": ");
+
+ if (!mPrefix.IsEmpty()) {
+ message.Append(mPrefix);
+ message.AppendLiteral(": ");
+ }
+
+ for (uint32_t i = 0; i < aData.Length(); ++i) {
+ JS::Rooted<JS::Value> v(aCx, aData[i]);
+ if (v.isObject()) {
+ Element* element = nullptr;
+ if (NS_SUCCEEDED(UNWRAP_OBJECT(Element, &v, element))) {
+ if (i != 0) {
+ message.AppendLiteral(" ");
+ }
+ StringifyElement(element, message);
+ continue;
+ }
+ }
+
+ JS::Rooted<JSString*> jsString(aCx, JS_ValueToSource(aCx, v));
+ if (!jsString) {
+ continue;
+ }
+
+ nsAutoJSString string;
+ if (NS_WARN_IF(!string.init(aCx, jsString))) {
+ return;
+ }
+
+ if (i != 0) {
+ message.AppendLiteral(" ");
+ }
+
+ message.Append(string);
+ }
+
+ message.AppendLiteral("\n");
+
+ // aStack can be null.
+
+ nsCOMPtr<nsIStackFrame> stack(aStack);
+
+ while (stack) {
+ nsAutoString filename;
+ stack->GetFilename(aCx, filename);
+
+ message.Append(filename);
+ message.AppendLiteral(" ");
+
+ message.AppendInt(stack->GetLineNumber(aCx));
+ message.AppendLiteral(" ");
+
+ nsAutoString functionName;
+ stack->GetName(aCx, functionName);
+
+ message.Append(functionName);
+ message.AppendLiteral("\n");
+
+ nsCOMPtr<nsIStackFrame> caller = stack->GetCaller(aCx);
+
+ if (!caller) {
+ caller = stack->GetAsyncCaller(aCx);
+ }
+
+ stack.swap(caller);
+ }
+
+ ExecuteDumpFunction(message);
+}
+
+void Console::MaybeExecuteDumpFunctionForTime(JSContext* aCx,
+ MethodName aMethodName,
+ const nsAString& aMethodString,
+ uint64_t aMonotonicTimer,
+ const JS::Value& aData) {
+ if (!mDumpFunction && !mDumpToStdout) {
+ return;
+ }
+
+ nsAutoString message;
+ message.AssignLiteral("console.");
+ message.Append(aMethodString);
+ message.AppendLiteral(": ");
+
+ if (!mPrefix.IsEmpty()) {
+ message.Append(mPrefix);
+ message.AppendLiteral(": ");
+ }
+
+ JS::Rooted<JS::Value> v(aCx, aData);
+ JS::Rooted<JSString*> jsString(aCx, JS_ValueToSource(aCx, v));
+ if (!jsString) {
+ return;
+ }
+
+ nsAutoJSString string;
+ if (NS_WARN_IF(!string.init(aCx, jsString))) {
+ return;
+ }
+
+ message.Append(string);
+ message.AppendLiteral(" @ ");
+ message.AppendInt(aMonotonicTimer);
+
+ message.AppendLiteral("\n");
+ ExecuteDumpFunction(message);
+}
+
+void Console::ExecuteDumpFunction(const nsAString& aMessage) {
+ if (mDumpFunction) {
+ RefPtr<ConsoleInstanceDumpCallback> dumpFunction(mDumpFunction);
+ dumpFunction->Call(aMessage);
+ return;
+ }
+
+ NS_ConvertUTF16toUTF8 str(aMessage);
+ MOZ_LOG(nsContentUtils::DOMDumpLog(), LogLevel::Debug, ("%s", str.get()));
+#ifdef ANDROID
+ __android_log_print(ANDROID_LOG_INFO, "Gecko", "%s", str.get());
+#endif
+ fputs(str.get(), stdout);
+ fflush(stdout);
+}
+
+bool Console::ShouldProceed(MethodName aName) const {
+ return mCurrentLogLevel <= InternalLogLevelToInteger(aName);
+}
+
+uint32_t Console::WebIDLLogLevelToInteger(ConsoleLogLevel aLevel) const {
+ switch (aLevel) {
+ case ConsoleLogLevel::All:
+ return 0;
+ case ConsoleLogLevel::Debug:
+ return 2;
+ case ConsoleLogLevel::Log:
+ return 3;
+ case ConsoleLogLevel::Info:
+ return 3;
+ case ConsoleLogLevel::Clear:
+ return 3;
+ case ConsoleLogLevel::Trace:
+ return 3;
+ case ConsoleLogLevel::TimeLog:
+ return 3;
+ case ConsoleLogLevel::TimeEnd:
+ return 3;
+ case ConsoleLogLevel::Time:
+ return 3;
+ case ConsoleLogLevel::Group:
+ return 3;
+ case ConsoleLogLevel::GroupEnd:
+ return 3;
+ case ConsoleLogLevel::Profile:
+ return 3;
+ case ConsoleLogLevel::ProfileEnd:
+ return 3;
+ case ConsoleLogLevel::Dir:
+ return 3;
+ case ConsoleLogLevel::Dirxml:
+ return 3;
+ case ConsoleLogLevel::Warn:
+ return 4;
+ case ConsoleLogLevel::Error:
+ return 5;
+ case ConsoleLogLevel::Off:
+ return UINT32_MAX;
+ default:
+ MOZ_CRASH(
+ "ConsoleLogLevel is out of sync with the Console implementation!");
+ return 0;
+ }
+}
+
+uint32_t Console::InternalLogLevelToInteger(MethodName aName) const {
+ switch (aName) {
+ case MethodLog:
+ return 3;
+ case MethodInfo:
+ return 3;
+ case MethodWarn:
+ return 4;
+ case MethodError:
+ return 5;
+ case MethodException:
+ return 5;
+ case MethodDebug:
+ return 2;
+ case MethodTable:
+ return 3;
+ case MethodTrace:
+ return 3;
+ case MethodDir:
+ return 3;
+ case MethodDirxml:
+ return 3;
+ case MethodGroup:
+ return 3;
+ case MethodGroupCollapsed:
+ return 3;
+ case MethodGroupEnd:
+ return 3;
+ case MethodTime:
+ return 3;
+ case MethodTimeLog:
+ return 3;
+ case MethodTimeEnd:
+ return 3;
+ case MethodTimeStamp:
+ return 3;
+ case MethodAssert:
+ return 3;
+ case MethodCount:
+ return 3;
+ case MethodCountReset:
+ return 3;
+ case MethodClear:
+ return 3;
+ case MethodProfile:
+ return 3;
+ case MethodProfileEnd:
+ return 3;
+ default:
+ MOZ_CRASH("MethodName is out of sync with the Console implementation!");
+ return 0;
+ }
+}
+
+bool Console::ArgumentData::Initialize(JSContext* aCx,
+ const Sequence<JS::Value>& aArguments) {
+ mGlobal = JS::CurrentGlobalOrNull(aCx);
+
+ if (NS_WARN_IF(!mArguments.AppendElements(aArguments, fallible))) {
+ return false;
+ }
+
+ return true;
+}
+
+void Console::ArgumentData::Trace(const TraceCallbacks& aCallbacks,
+ void* aClosure) {
+ ArgumentData* tmp = this;
+ for (uint32_t i = 0; i < mArguments.Length(); ++i) {
+ NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mArguments[i])
+ }
+
+ NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mGlobal)
+}
+
+bool Console::ArgumentData::PopulateArgumentsSequence(
+ Sequence<JS::Value>& aSequence) const {
+ AssertIsOnOwningThread();
+
+ for (uint32_t i = 0; i < mArguments.Length(); ++i) {
+ if (NS_WARN_IF(!aSequence.AppendElement(mArguments[i], fallible))) {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+} // namespace mozilla::dom