| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "platform/v8_inspector/V8Console.h" |
| |
| #include "platform/inspector_protocol/Platform.h" |
| #include "platform/inspector_protocol/String16.h" |
| #include "platform/v8_inspector/InjectedScript.h" |
| #include "platform/v8_inspector/InspectedContext.h" |
| #include "platform/v8_inspector/V8Compat.h" |
| #include "platform/v8_inspector/V8ConsoleMessage.h" |
| #include "platform/v8_inspector/V8DebuggerAgentImpl.h" |
| #include "platform/v8_inspector/V8InspectorImpl.h" |
| #include "platform/v8_inspector/V8InspectorSessionImpl.h" |
| #include "platform/v8_inspector/V8ProfilerAgentImpl.h" |
| #include "platform/v8_inspector/V8RuntimeAgentImpl.h" |
| #include "platform/v8_inspector/V8StackTraceImpl.h" |
| #include "platform/v8_inspector/V8StringUtil.h" |
| #include "platform/v8_inspector/public/V8InspectorClient.h" |
| |
| namespace blink { |
| |
| namespace { |
| |
| v8::Local<v8::Private> inspectedContextPrivateKey(v8::Isolate* isolate) |
| { |
| return v8::Private::ForApi(isolate, toV8StringInternalized(isolate, "V8Console#InspectedContext")); |
| } |
| |
| class ConsoleHelper { |
| PROTOCOL_DISALLOW_COPY(ConsoleHelper); |
| public: |
| ConsoleHelper(const v8::FunctionCallbackInfo<v8::Value>& info) |
| : m_info(info) |
| , m_isolate(info.GetIsolate()) |
| , m_context(info.GetIsolate()->GetCurrentContext()) |
| , m_inspectedContext(nullptr) |
| , m_inspectorClient(nullptr) |
| { |
| } |
| |
| v8::Local<v8::Object> ensureConsole() |
| { |
| if (m_console.IsEmpty()) { |
| DCHECK(!m_info.Data().IsEmpty()); |
| DCHECK(!m_info.Data()->IsUndefined()); |
| m_console = m_info.Data().As<v8::Object>(); |
| } |
| return m_console; |
| } |
| |
| InspectedContext* ensureInspectedContext() |
| { |
| if (m_inspectedContext) |
| return m_inspectedContext; |
| v8::Local<v8::Object> console = ensureConsole(); |
| |
| v8::Local<v8::Private> key = inspectedContextPrivateKey(m_isolate); |
| v8::Local<v8::Value> inspectedContextValue; |
| if (!console->GetPrivate(m_context, key).ToLocal(&inspectedContextValue)) |
| return nullptr; |
| DCHECK(inspectedContextValue->IsExternal()); |
| m_inspectedContext = static_cast<InspectedContext*>(inspectedContextValue.As<v8::External>()->Value()); |
| return m_inspectedContext; |
| } |
| |
| V8InspectorClient* ensureDebuggerClient() |
| { |
| if (m_inspectorClient) |
| return m_inspectorClient; |
| InspectedContext* inspectedContext = ensureInspectedContext(); |
| if (!inspectedContext) |
| return nullptr; |
| m_inspectorClient = inspectedContext->inspector()->client(); |
| return m_inspectorClient; |
| } |
| |
| void reportCall(ConsoleAPIType type) |
| { |
| if (!m_info.Length()) |
| return; |
| std::vector<v8::Local<v8::Value>> arguments; |
| for (int i = 0; i < m_info.Length(); ++i) |
| arguments.push_back(m_info[i]); |
| reportCall(type, arguments); |
| } |
| |
| void reportCallWithDefaultArgument(ConsoleAPIType type, const String16& message) |
| { |
| std::vector<v8::Local<v8::Value>> arguments; |
| for (int i = 0; i < m_info.Length(); ++i) |
| arguments.push_back(m_info[i]); |
| if (!m_info.Length()) |
| arguments.push_back(toV8String(m_isolate, message)); |
| reportCall(type, arguments); |
| } |
| |
| void reportCallWithArgument(ConsoleAPIType type, const String16& message) |
| { |
| std::vector<v8::Local<v8::Value>> arguments(1, toV8String(m_isolate, message)); |
| reportCall(type, arguments); |
| } |
| |
| void reportCall(ConsoleAPIType type, const std::vector<v8::Local<v8::Value>>& arguments) |
| { |
| InspectedContext* inspectedContext = ensureInspectedContext(); |
| if (!inspectedContext) |
| return; |
| V8InspectorImpl* inspector = inspectedContext->inspector(); |
| std::unique_ptr<V8ConsoleMessage> message = V8ConsoleMessage::createForConsoleAPI(inspector->client()->currentTimeMS(), type, arguments, inspector->captureStackTraceImpl(false), inspectedContext); |
| inspector->ensureConsoleMessageStorage(inspectedContext->contextGroupId())->addMessage(std::move(message)); |
| } |
| |
| void reportDeprecatedCall(const char* id, const String16& message) |
| { |
| if (checkAndSetPrivateFlagOnConsole(id, false)) |
| return; |
| std::vector<v8::Local<v8::Value>> arguments(1, toV8String(m_isolate, message)); |
| reportCall(ConsoleAPIType::kWarning, arguments); |
| } |
| |
| bool firstArgToBoolean(bool defaultValue) |
| { |
| if (m_info.Length() < 1) |
| return defaultValue; |
| if (m_info[0]->IsBoolean()) |
| return m_info[0].As<v8::Boolean>()->Value(); |
| return m_info[0]->BooleanValue(m_context).FromMaybe(defaultValue); |
| } |
| |
| String16 firstArgToString(const String16& defaultValue) |
| { |
| if (m_info.Length() < 1) |
| return defaultValue; |
| v8::Local<v8::String> titleValue; |
| if (m_info[0]->IsObject()) { |
| if (!m_info[0].As<v8::Object>()->ObjectProtoToString(m_context).ToLocal(&titleValue)) |
| return defaultValue; |
| } else { |
| if (!m_info[0]->ToString(m_context).ToLocal(&titleValue)) |
| return defaultValue; |
| } |
| return toProtocolString(titleValue); |
| } |
| |
| v8::MaybeLocal<v8::Object> firstArgAsObject() |
| { |
| if (m_info.Length() < 1 || !m_info[0]->IsObject()) |
| return v8::MaybeLocal<v8::Object>(); |
| return m_info[0].As<v8::Object>(); |
| } |
| |
| v8::MaybeLocal<v8::Function> firstArgAsFunction() |
| { |
| if (m_info.Length() < 1 || !m_info[0]->IsFunction()) |
| return v8::MaybeLocal<v8::Function>(); |
| return m_info[0].As<v8::Function>(); |
| } |
| |
| v8::MaybeLocal<v8::Map> privateMap(const char* name) |
| { |
| v8::Local<v8::Object> console = ensureConsole(); |
| v8::Local<v8::Private> privateKey = v8::Private::ForApi(m_isolate, toV8StringInternalized(m_isolate, name)); |
| v8::Local<v8::Value> mapValue; |
| if (!console->GetPrivate(m_context, privateKey).ToLocal(&mapValue)) |
| return v8::MaybeLocal<v8::Map>(); |
| if (mapValue->IsUndefined()) { |
| v8::Local<v8::Map> map = v8::Map::New(m_isolate); |
| if (!console->SetPrivate(m_context, privateKey, map).FromMaybe(false)) |
| return v8::MaybeLocal<v8::Map>(); |
| return map; |
| } |
| return mapValue->IsMap() ? mapValue.As<v8::Map>() : v8::MaybeLocal<v8::Map>(); |
| } |
| |
| int64_t getIntFromMap(v8::Local<v8::Map> map, const String16& key, int64_t defaultValue) |
| { |
| v8::Local<v8::String> v8Key = toV8String(m_isolate, key); |
| if (!map->Has(m_context, v8Key).FromMaybe(false)) |
| return defaultValue; |
| v8::Local<v8::Value> intValue; |
| if (!map->Get(m_context, v8Key).ToLocal(&intValue)) |
| return defaultValue; |
| return intValue.As<v8::Integer>()->Value(); |
| } |
| |
| void setIntOnMap(v8::Local<v8::Map> map, const String16& key, int64_t value) |
| { |
| v8::Local<v8::String> v8Key = toV8String(m_isolate, key); |
| if (!map->Set(m_context, v8Key, v8::Integer::New(m_isolate, value)).ToLocal(&map)) |
| return; |
| } |
| |
| double getDoubleFromMap(v8::Local<v8::Map> map, const String16& key, double defaultValue) |
| { |
| v8::Local<v8::String> v8Key = toV8String(m_isolate, key); |
| if (!map->Has(m_context, v8Key).FromMaybe(false)) |
| return defaultValue; |
| v8::Local<v8::Value> intValue; |
| if (!map->Get(m_context, v8Key).ToLocal(&intValue)) |
| return defaultValue; |
| return intValue.As<v8::Number>()->Value(); |
| } |
| |
| void setDoubleOnMap(v8::Local<v8::Map> map, const String16& key, double value) |
| { |
| v8::Local<v8::String> v8Key = toV8String(m_isolate, key); |
| if (!map->Set(m_context, v8Key, v8::Number::New(m_isolate, value)).ToLocal(&map)) |
| return; |
| } |
| |
| V8ProfilerAgentImpl* profilerAgent() |
| { |
| if (V8InspectorSessionImpl* session = currentSession()) { |
| if (session && session->profilerAgent()->enabled()) |
| return session->profilerAgent(); |
| } |
| return nullptr; |
| } |
| |
| V8DebuggerAgentImpl* debuggerAgent() |
| { |
| if (V8InspectorSessionImpl* session = currentSession()) { |
| if (session && session->debuggerAgent()->enabled()) |
| return session->debuggerAgent(); |
| } |
| return nullptr; |
| } |
| |
| V8InspectorSessionImpl* currentSession() |
| { |
| InspectedContext* inspectedContext = ensureInspectedContext(); |
| if (!inspectedContext) |
| return nullptr; |
| return inspectedContext->inspector()->sessionForContextGroup(inspectedContext->contextGroupId()); |
| } |
| |
| private: |
| const v8::FunctionCallbackInfo<v8::Value>& m_info; |
| v8::Isolate* m_isolate; |
| v8::Local<v8::Context> m_context; |
| v8::Local<v8::Object> m_console; |
| InspectedContext* m_inspectedContext; |
| V8InspectorClient* m_inspectorClient; |
| |
| bool checkAndSetPrivateFlagOnConsole(const char* name, bool defaultValue) |
| { |
| v8::Local<v8::Object> console = ensureConsole(); |
| v8::Local<v8::Private> key = v8::Private::ForApi(m_isolate, toV8StringInternalized(m_isolate, name)); |
| v8::Local<v8::Value> flagValue; |
| if (!console->GetPrivate(m_context, key).ToLocal(&flagValue)) |
| return defaultValue; |
| DCHECK(flagValue->IsUndefined() || flagValue->IsBoolean()); |
| if (flagValue->IsBoolean()) { |
| DCHECK(flagValue.As<v8::Boolean>()->Value()); |
| return true; |
| } |
| if (!console->SetPrivate(m_context, key, v8::True(m_isolate)).FromMaybe(false)) |
| return defaultValue; |
| return false; |
| } |
| }; |
| |
| void returnDataCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| info.GetReturnValue().Set(info.Data()); |
| } |
| |
| void createBoundFunctionProperty(v8::Local<v8::Context> context, v8::Local<v8::Object> console, const char* name, v8::FunctionCallback callback, const char* description = nullptr) |
| { |
| v8::Local<v8::String> funcName = toV8StringInternalized(context->GetIsolate(), name); |
| v8::Local<v8::Function> func; |
| if (!v8::Function::New(context, callback, console, 0, v8::ConstructorBehavior::kThrow).ToLocal(&func)) |
| return; |
| func->SetName(funcName); |
| if (description) { |
| v8::Local<v8::String> returnValue = toV8String(context->GetIsolate(), description); |
| v8::Local<v8::Function> toStringFunction; |
| if (v8::Function::New(context, returnDataCallback, returnValue, 0, v8::ConstructorBehavior::kThrow).ToLocal(&toStringFunction)) |
| func->Set(toV8StringInternalized(context->GetIsolate(), "toString"), toStringFunction); |
| } |
| if (!console->Set(context, funcName, func).FromMaybe(false)) |
| return; |
| } |
| |
| } // namespace |
| |
| void V8Console::debugCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCall(ConsoleAPIType::kDebug); |
| } |
| |
| void V8Console::errorCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCall(ConsoleAPIType::kError); |
| } |
| |
| void V8Console::infoCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCall(ConsoleAPIType::kInfo); |
| } |
| |
| void V8Console::logCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCall(ConsoleAPIType::kLog); |
| } |
| |
| void V8Console::warnCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCall(ConsoleAPIType::kWarning); |
| } |
| |
| void V8Console::dirCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCall(ConsoleAPIType::kDir); |
| } |
| |
| void V8Console::dirxmlCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCall(ConsoleAPIType::kDirXML); |
| } |
| |
| void V8Console::tableCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCall(ConsoleAPIType::kTable); |
| } |
| |
| void V8Console::traceCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCallWithDefaultArgument(ConsoleAPIType::kTrace, String16("console.trace")); |
| } |
| |
| void V8Console::groupCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCallWithDefaultArgument(ConsoleAPIType::kStartGroup, String16("console.group")); |
| } |
| |
| void V8Console::groupCollapsedCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCallWithDefaultArgument(ConsoleAPIType::kStartGroupCollapsed, String16("console.groupCollapsed")); |
| } |
| |
| void V8Console::groupEndCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCallWithDefaultArgument(ConsoleAPIType::kEndGroup, String16("console.groupEnd")); |
| } |
| |
| void V8Console::clearCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportCallWithDefaultArgument(ConsoleAPIType::kClear, String16("console.clear")); |
| } |
| |
| void V8Console::countCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| |
| String16 title = helper.firstArgToString(String16()); |
| String16 identifier; |
| if (title.isEmpty()) { |
| std::unique_ptr<V8StackTraceImpl> stackTrace = V8StackTraceImpl::capture(nullptr, 0, 1); |
| if (stackTrace) |
| identifier = stackTrace->topSourceURL() + ":" + String16::fromInteger(stackTrace->topLineNumber()); |
| } else { |
| identifier = title + "@"; |
| } |
| |
| v8::Local<v8::Map> countMap; |
| if (!helper.privateMap("V8Console#countMap").ToLocal(&countMap)) |
| return; |
| int64_t count = helper.getIntFromMap(countMap, identifier, 0) + 1; |
| helper.setIntOnMap(countMap, identifier, count); |
| helper.reportCallWithArgument(ConsoleAPIType::kCount, title + ": " + String16::fromInteger(count)); |
| } |
| |
| void V8Console::assertCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| if (helper.firstArgToBoolean(false)) |
| return; |
| |
| std::vector<v8::Local<v8::Value>> arguments; |
| for (int i = 1; i < info.Length(); ++i) |
| arguments.push_back(info[i]); |
| if (info.Length() < 2) |
| arguments.push_back(toV8String(info.GetIsolate(), String16("console.assert"))); |
| helper.reportCall(ConsoleAPIType::kAssert, arguments); |
| |
| if (V8DebuggerAgentImpl* debuggerAgent = helper.debuggerAgent()) |
| debuggerAgent->breakProgramOnException(protocol::Debugger::Paused::ReasonEnum::Assert, nullptr); |
| } |
| |
| void V8Console::markTimelineCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportDeprecatedCall("V8Console#markTimelineDeprecated", "'console.markTimeline' is deprecated. Please use 'console.timeStamp' instead."); |
| timeStampCallback(info); |
| } |
| |
| void V8Console::profileCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| if (V8ProfilerAgentImpl* profilerAgent = helper.profilerAgent()) |
| profilerAgent->consoleProfile(helper.firstArgToString(String16())); |
| } |
| |
| void V8Console::profileEndCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| if (V8ProfilerAgentImpl* profilerAgent = helper.profilerAgent()) |
| profilerAgent->consoleProfileEnd(helper.firstArgToString(String16())); |
| } |
| |
| static void timeFunction(const v8::FunctionCallbackInfo<v8::Value>& info, bool timelinePrefix) |
| { |
| ConsoleHelper helper(info); |
| if (V8InspectorClient* client = helper.ensureDebuggerClient()) { |
| String16 protocolTitle = helper.firstArgToString("default"); |
| if (timelinePrefix) |
| protocolTitle = "Timeline '" + protocolTitle + "'"; |
| client->consoleTime(protocolTitle); |
| |
| v8::Local<v8::Map> timeMap; |
| if (!helper.privateMap("V8Console#timeMap").ToLocal(&timeMap)) |
| return; |
| helper.setDoubleOnMap(timeMap, protocolTitle, client->currentTimeMS()); |
| } |
| } |
| |
| static void timeEndFunction(const v8::FunctionCallbackInfo<v8::Value>& info, bool timelinePrefix) |
| { |
| ConsoleHelper helper(info); |
| if (V8InspectorClient* client = helper.ensureDebuggerClient()) { |
| String16 protocolTitle = helper.firstArgToString("default"); |
| if (timelinePrefix) |
| protocolTitle = "Timeline '" + protocolTitle + "'"; |
| client->consoleTimeEnd(protocolTitle); |
| |
| v8::Local<v8::Map> timeMap; |
| if (!helper.privateMap("V8Console#timeMap").ToLocal(&timeMap)) |
| return; |
| double elapsed = client->currentTimeMS() - helper.getDoubleFromMap(timeMap, protocolTitle, 0.0); |
| String16 message = protocolTitle + ": " + String16::fromDoubleFixedPrecision(elapsed, 3) + "ms"; |
| helper.reportCallWithArgument(ConsoleAPIType::kTimeEnd, message); |
| } |
| } |
| |
| void V8Console::timelineCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportDeprecatedCall("V8Console#timeline", "'console.timeline' is deprecated. Please use 'console.time' instead."); |
| timeFunction(info, true); |
| } |
| |
| void V8Console::timelineEndCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper(info).reportDeprecatedCall("V8Console#timelineEnd", "'console.timelineEnd' is deprecated. Please use 'console.timeEnd' instead."); |
| timeEndFunction(info, true); |
| } |
| |
| void V8Console::timeCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| timeFunction(info, false); |
| } |
| |
| void V8Console::timeEndCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| timeEndFunction(info, false); |
| } |
| |
| void V8Console::timeStampCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| if (V8InspectorClient* client = helper.ensureDebuggerClient()) |
| client->consoleTimeStamp(helper.firstArgToString(String16())); |
| } |
| |
| void V8Console::memoryGetterCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| if (V8InspectorClient* client = ConsoleHelper(info).ensureDebuggerClient()) { |
| v8::Local<v8::Value> memoryValue; |
| if (!client->memoryInfo(info.GetIsolate(), info.GetIsolate()->GetCurrentContext()).ToLocal(&memoryValue)) |
| return; |
| info.GetReturnValue().Set(memoryValue); |
| } |
| } |
| |
| void V8Console::memorySetterCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| // We can't make the attribute readonly as it breaks existing code that relies on being able to assign to console.memory in strict mode. Instead, the setter just ignores the passed value. http://crbug.com/468611 |
| } |
| |
| void V8Console::keysCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| v8::Isolate* isolate = info.GetIsolate(); |
| info.GetReturnValue().Set(v8::Array::New(isolate)); |
| |
| ConsoleHelper helper(info); |
| v8::Local<v8::Object> obj; |
| if (!helper.firstArgAsObject().ToLocal(&obj)) |
| return; |
| v8::Local<v8::Array> names; |
| if (!obj->GetOwnPropertyNames(isolate->GetCurrentContext()).ToLocal(&names)) |
| return; |
| info.GetReturnValue().Set(names); |
| } |
| |
| void V8Console::valuesCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| v8::Isolate* isolate = info.GetIsolate(); |
| info.GetReturnValue().Set(v8::Array::New(isolate)); |
| |
| ConsoleHelper helper(info); |
| v8::Local<v8::Object> obj; |
| if (!helper.firstArgAsObject().ToLocal(&obj)) |
| return; |
| v8::Local<v8::Array> names; |
| v8::Local<v8::Context> context = isolate->GetCurrentContext(); |
| if (!obj->GetOwnPropertyNames(context).ToLocal(&names)) |
| return; |
| v8::Local<v8::Array> values = v8::Array::New(isolate, names->Length()); |
| for (size_t i = 0; i < names->Length(); ++i) { |
| v8::Local<v8::Value> key; |
| if (!names->Get(context, i).ToLocal(&key)) |
| continue; |
| v8::Local<v8::Value> value; |
| if (!obj->Get(context, key).ToLocal(&value)) |
| continue; |
| if (!values->Set(context, i, value).FromMaybe(false)) |
| continue; |
| } |
| info.GetReturnValue().Set(values); |
| } |
| |
| static void setFunctionBreakpoint(ConsoleHelper& helper, v8::Local<v8::Function> function, V8DebuggerAgentImpl::BreakpointSource source, const String16& condition, bool enable) |
| { |
| V8DebuggerAgentImpl* debuggerAgent = helper.debuggerAgent(); |
| if (!debuggerAgent) |
| return; |
| String16 scriptId = String16::fromInteger(function->ScriptId()); |
| int lineNumber = function->GetScriptLineNumber(); |
| int columnNumber = function->GetScriptColumnNumber(); |
| if (lineNumber == v8::Function::kLineOffsetNotFound || columnNumber == v8::Function::kLineOffsetNotFound) |
| return; |
| if (enable) |
| debuggerAgent->setBreakpointAt(scriptId, lineNumber, columnNumber, source, condition); |
| else |
| debuggerAgent->removeBreakpointAt(scriptId, lineNumber, columnNumber, source); |
| } |
| |
| void V8Console::debugFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| v8::Local<v8::Function> function; |
| if (!helper.firstArgAsFunction().ToLocal(&function)) |
| return; |
| setFunctionBreakpoint(helper, function, V8DebuggerAgentImpl::DebugCommandBreakpointSource, String16(), true); |
| } |
| |
| void V8Console::undebugFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| v8::Local<v8::Function> function; |
| if (!helper.firstArgAsFunction().ToLocal(&function)) |
| return; |
| setFunctionBreakpoint(helper, function, V8DebuggerAgentImpl::DebugCommandBreakpointSource, String16(), false); |
| } |
| |
| void V8Console::monitorFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| v8::Local<v8::Function> function; |
| if (!helper.firstArgAsFunction().ToLocal(&function)) |
| return; |
| v8::Local<v8::Value> name = function->GetName(); |
| if (!name->IsString() || !v8::Local<v8::String>::Cast(name)->Length()) |
| name = function->GetInferredName(); |
| String16 functionName = toProtocolStringWithTypeCheck(name); |
| String16Builder builder; |
| builder.append("console.log(\"function "); |
| if (functionName.isEmpty()) |
| builder.append("(anonymous function)"); |
| else |
| builder.append(functionName); |
| builder.append(" called\" + (arguments.length > 0 ? \" with arguments: \" + Array.prototype.join.call(arguments, \", \") : \"\")) && false"); |
| setFunctionBreakpoint(helper, function, V8DebuggerAgentImpl::MonitorCommandBreakpointSource, builder.toString(), true); |
| } |
| |
| void V8Console::unmonitorFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| v8::Local<v8::Function> function; |
| if (!helper.firstArgAsFunction().ToLocal(&function)) |
| return; |
| setFunctionBreakpoint(helper, function, V8DebuggerAgentImpl::MonitorCommandBreakpointSource, String16(), false); |
| } |
| |
| void V8Console::lastEvaluationResultCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| ConsoleHelper helper(info); |
| InspectedContext* context = helper.ensureInspectedContext(); |
| if (!context) |
| return; |
| if (InjectedScript* injectedScript = context->getInjectedScript()) |
| info.GetReturnValue().Set(injectedScript->lastEvaluationResult()); |
| } |
| |
| static void inspectImpl(const v8::FunctionCallbackInfo<v8::Value>& info, bool copyToClipboard) |
| { |
| if (info.Length() < 1) |
| return; |
| if (!copyToClipboard) |
| info.GetReturnValue().Set(info[0]); |
| |
| ConsoleHelper helper(info); |
| InspectedContext* context = helper.ensureInspectedContext(); |
| if (!context) |
| return; |
| InjectedScript* injectedScript = context->getInjectedScript(); |
| if (!injectedScript) |
| return; |
| ErrorString errorString; |
| std::unique_ptr<protocol::Runtime::RemoteObject> wrappedObject = injectedScript->wrapObject(&errorString, info[0], "", false /** forceValueType */, false /** generatePreview */); |
| if (!wrappedObject || !errorString.isEmpty()) |
| return; |
| |
| std::unique_ptr<protocol::DictionaryValue> hints = protocol::DictionaryValue::create(); |
| if (copyToClipboard) |
| hints->setBoolean("copyToClipboard", true); |
| if (V8InspectorSessionImpl* session = helper.currentSession()) |
| session->runtimeAgent()->inspect(std::move(wrappedObject), std::move(hints)); |
| } |
| |
| void V8Console::inspectCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| inspectImpl(info, false); |
| } |
| |
| void V8Console::copyCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
| { |
| inspectImpl(info, true); |
| } |
| |
| void V8Console::inspectedObject(const v8::FunctionCallbackInfo<v8::Value>& info, unsigned num) |
| { |
| DCHECK(num < V8InspectorSessionImpl::kInspectedObjectBufferSize); |
| ConsoleHelper helper(info); |
| if (V8InspectorSessionImpl* session = helper.currentSession()) { |
| V8InspectorSession::Inspectable* object = session->inspectedObject(num); |
| v8::Isolate* isolate = info.GetIsolate(); |
| if (object) |
| info.GetReturnValue().Set(object->get(isolate->GetCurrentContext())); |
| else |
| info.GetReturnValue().Set(v8::Undefined(isolate)); |
| } |
| } |
| |
| v8::Local<v8::Object> V8Console::createConsole(InspectedContext* inspectedContext, bool hasMemoryAttribute) |
| { |
| v8::Local<v8::Context> context = inspectedContext->context(); |
| v8::Isolate* isolate = context->GetIsolate(); |
| v8::MicrotasksScope microtasksScope(isolate, v8::MicrotasksScope::kDoNotRunMicrotasks); |
| |
| v8::Local<v8::Object> console = v8::Object::New(isolate); |
| |
| createBoundFunctionProperty(context, console, "debug", V8Console::debugCallback); |
| createBoundFunctionProperty(context, console, "error", V8Console::errorCallback); |
| createBoundFunctionProperty(context, console, "info", V8Console::infoCallback); |
| createBoundFunctionProperty(context, console, "log", V8Console::logCallback); |
| createBoundFunctionProperty(context, console, "warn", V8Console::warnCallback); |
| createBoundFunctionProperty(context, console, "dir", V8Console::dirCallback); |
| createBoundFunctionProperty(context, console, "dirxml", V8Console::dirxmlCallback); |
| createBoundFunctionProperty(context, console, "table", V8Console::tableCallback); |
| createBoundFunctionProperty(context, console, "trace", V8Console::traceCallback); |
| createBoundFunctionProperty(context, console, "group", V8Console::groupCallback); |
| createBoundFunctionProperty(context, console, "groupCollapsed", V8Console::groupCollapsedCallback); |
| createBoundFunctionProperty(context, console, "groupEnd", V8Console::groupEndCallback); |
| createBoundFunctionProperty(context, console, "clear", V8Console::clearCallback); |
| createBoundFunctionProperty(context, console, "count", V8Console::countCallback); |
| createBoundFunctionProperty(context, console, "assert", V8Console::assertCallback); |
| createBoundFunctionProperty(context, console, "markTimeline", V8Console::markTimelineCallback); |
| createBoundFunctionProperty(context, console, "profile", V8Console::profileCallback); |
| createBoundFunctionProperty(context, console, "profileEnd", V8Console::profileEndCallback); |
| createBoundFunctionProperty(context, console, "timeline", V8Console::timelineCallback); |
| createBoundFunctionProperty(context, console, "timelineEnd", V8Console::timelineEndCallback); |
| createBoundFunctionProperty(context, console, "time", V8Console::timeCallback); |
| createBoundFunctionProperty(context, console, "timeEnd", V8Console::timeEndCallback); |
| createBoundFunctionProperty(context, console, "timeStamp", V8Console::timeStampCallback); |
| |
| bool success = console->SetPrototype(context, v8::Object::New(isolate)).FromMaybe(false); |
| DCHECK(success); |
| |
| if (hasMemoryAttribute) |
| console->SetAccessorProperty(toV8StringInternalized(isolate, "memory"), v8::Function::New(context, V8Console::memoryGetterCallback, console, 0, v8::ConstructorBehavior::kThrow).ToLocalChecked(), v8::Function::New(context, V8Console::memorySetterCallback, v8::Local<v8::Value>(), 0, v8::ConstructorBehavior::kThrow).ToLocalChecked(), static_cast<v8::PropertyAttribute>(v8::None), v8::DEFAULT); |
| |
| console->SetPrivate(context, inspectedContextPrivateKey(isolate), v8::External::New(isolate, inspectedContext)); |
| return console; |
| } |
| |
| void V8Console::clearInspectedContextIfNeeded(v8::Local<v8::Context> context, v8::Local<v8::Object> console) |
| { |
| v8::Isolate* isolate = context->GetIsolate(); |
| console->SetPrivate(context, inspectedContextPrivateKey(isolate), v8::External::New(isolate, nullptr)); |
| } |
| |
| v8::Local<v8::Object> V8Console::createCommandLineAPI(InspectedContext* inspectedContext) |
| { |
| v8::Local<v8::Context> context = inspectedContext->context(); |
| v8::Isolate* isolate = context->GetIsolate(); |
| v8::MicrotasksScope microtasksScope(isolate, v8::MicrotasksScope::kDoNotRunMicrotasks); |
| |
| v8::Local<v8::Object> commandLineAPI = v8::Object::New(isolate); |
| |
| createBoundFunctionProperty(context, commandLineAPI, "dir", V8Console::dirCallback, "function dir(value) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "dirxml", V8Console::dirxmlCallback, "function dirxml(value) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "profile", V8Console::profileCallback, "function profile(title) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "profileEnd", V8Console::profileEndCallback, "function profileEnd(title) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "clear", V8Console::clearCallback, "function clear() { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "table", V8Console::tableCallback, "function table(data, [columns]) { [Command Line API] }"); |
| |
| createBoundFunctionProperty(context, commandLineAPI, "keys", V8Console::keysCallback, "function keys(object) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "values", V8Console::valuesCallback, "function values(object) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "debug", V8Console::debugFunctionCallback, "function debug(function) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "undebug", V8Console::undebugFunctionCallback, "function undebug(function) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "monitor", V8Console::monitorFunctionCallback, "function monitor(function) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "unmonitor", V8Console::unmonitorFunctionCallback, "function unmonitor(function) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "inspect", V8Console::inspectCallback, "function inspect(object) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "copy", V8Console::copyCallback, "function copy(value) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, "$_", V8Console::lastEvaluationResultCallback); |
| createBoundFunctionProperty(context, commandLineAPI, "$0", V8Console::inspectedObject0); |
| createBoundFunctionProperty(context, commandLineAPI, "$1", V8Console::inspectedObject1); |
| createBoundFunctionProperty(context, commandLineAPI, "$2", V8Console::inspectedObject2); |
| createBoundFunctionProperty(context, commandLineAPI, "$3", V8Console::inspectedObject3); |
| createBoundFunctionProperty(context, commandLineAPI, "$4", V8Console::inspectedObject4); |
| |
| inspectedContext->inspector()->client()->installAdditionalCommandLineAPI(context, commandLineAPI); |
| |
| commandLineAPI->SetPrivate(context, inspectedContextPrivateKey(isolate), v8::External::New(isolate, inspectedContext)); |
| return commandLineAPI; |
| } |
| |
| static bool isCommandLineAPIGetter(const String16& name) |
| { |
| if (name.length() != 2) |
| return false; |
| // $0 ... $4, $_ |
| return name[0] == '$' && ((name[1] >= '0' && name[1] <= '4') || name[1] == '_'); |
| } |
| |
| void V8Console::CommandLineAPIScope::accessorGetterCallback(v8::Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Value>& info) |
| { |
| CommandLineAPIScope* scope = static_cast<CommandLineAPIScope*>(info.Data().As<v8::External>()->Value()); |
| DCHECK(scope); |
| |
| v8::Local<v8::Context> context = info.GetIsolate()->GetCurrentContext(); |
| if (scope->m_cleanup) { |
| bool removed = info.Holder()->Delete(context, name).FromMaybe(false); |
| DCHECK(removed); |
| return; |
| } |
| v8::Local<v8::Object> commandLineAPI = scope->m_commandLineAPI; |
| |
| v8::Local<v8::Value> value; |
| if (!commandLineAPI->Get(context, name).ToLocal(&value)) |
| return; |
| if (isCommandLineAPIGetter(toProtocolStringWithTypeCheck(name))) { |
| DCHECK(value->IsFunction()); |
| v8::MicrotasksScope microtasks(info.GetIsolate(), v8::MicrotasksScope::kDoNotRunMicrotasks); |
| if (value.As<v8::Function>()->Call(context, commandLineAPI, 0, nullptr).ToLocal(&value)) |
| info.GetReturnValue().Set(value); |
| } else { |
| info.GetReturnValue().Set(value); |
| } |
| } |
| |
| void V8Console::CommandLineAPIScope::accessorSetterCallback(v8::Local<v8::Name> name, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<void>& info) |
| { |
| CommandLineAPIScope* scope = static_cast<CommandLineAPIScope*>(info.Data().As<v8::External>()->Value()); |
| v8::Local<v8::Context> context = info.GetIsolate()->GetCurrentContext(); |
| if (!info.Holder()->Delete(context, name).FromMaybe(false)) |
| return; |
| if (!info.Holder()->CreateDataProperty(context, name, value).FromMaybe(false)) |
| return; |
| bool removed = scope->m_installedMethods->Delete(context, name).FromMaybe(false); |
| DCHECK(removed); |
| } |
| |
| V8Console::CommandLineAPIScope::CommandLineAPIScope(v8::Local<v8::Context> context, v8::Local<v8::Object> commandLineAPI, v8::Local<v8::Object> global) |
| : m_context(context) |
| , m_commandLineAPI(commandLineAPI) |
| , m_global(global) |
| , m_installedMethods(v8::Set::New(context->GetIsolate())) |
| , m_cleanup(false) |
| { |
| v8::Local<v8::Array> names; |
| if (!m_commandLineAPI->GetOwnPropertyNames(context).ToLocal(&names)) |
| return; |
| v8::Local<v8::External> externalThis = v8::External::New(context->GetIsolate(), this); |
| for (size_t i = 0; i < names->Length(); ++i) { |
| v8::Local<v8::Value> name; |
| if (!names->Get(context, i).ToLocal(&name) || !name->IsName()) |
| continue; |
| if (m_global->Has(context, name).FromMaybe(true)) |
| continue; |
| if (!m_installedMethods->Add(context, name).ToLocal(&m_installedMethods)) |
| continue; |
| if (!m_global->SetAccessor(context, v8::Local<v8::Name>::Cast(name), CommandLineAPIScope::accessorGetterCallback, |
| CommandLineAPIScope::accessorSetterCallback, externalThis, |
| v8::DEFAULT, v8::DontEnum).FromMaybe(false)) { |
| bool removed = m_installedMethods->Delete(context, name).FromMaybe(false); |
| DCHECK(removed); |
| continue; |
| } |
| } |
| } |
| |
| V8Console::CommandLineAPIScope::~CommandLineAPIScope() |
| { |
| m_cleanup = true; |
| v8::Local<v8::Array> names = m_installedMethods->AsArray(); |
| for (size_t i = 0; i < names->Length(); ++i) { |
| v8::Local<v8::Value> name; |
| if (!names->Get(m_context, i).ToLocal(&name) || !name->IsName()) |
| continue; |
| if (name->IsString()) { |
| v8::Local<v8::Value> descriptor; |
| bool success = m_global->GetOwnPropertyDescriptor(m_context, v8::Local<v8::String>::Cast(name)).ToLocal(&descriptor); |
| DCHECK(success); |
| } |
| } |
| } |
| |
| } // namespace blink |