| // Copyright 2016 the V8 project 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 "src/inspector/v8-console.h" |
| |
| #include "src/base/macros.h" |
| #include "src/inspector/injected-script.h" |
| #include "src/inspector/inspected-context.h" |
| #include "src/inspector/string-util.h" |
| #include "src/inspector/v8-console-message.h" |
| #include "src/inspector/v8-debugger-agent-impl.h" |
| #include "src/inspector/v8-inspector-impl.h" |
| #include "src/inspector/v8-inspector-session-impl.h" |
| #include "src/inspector/v8-profiler-agent-impl.h" |
| #include "src/inspector/v8-runtime-agent-impl.h" |
| #include "src/inspector/v8-stack-trace-impl.h" |
| #include "src/inspector/v8-value-utils.h" |
| |
| #include "include/v8-inspector.h" |
| |
| namespace v8_inspector { |
| |
| namespace { |
| |
| String16 consoleContextToString( |
| v8::Isolate* isolate, const v8::debug::ConsoleContext& consoleContext) { |
| if (consoleContext.id() == 0) return String16(); |
| return toProtocolString(isolate, consoleContext.name()) + "#" + |
| String16::fromInteger(consoleContext.id()); |
| } |
| |
| class ConsoleHelper { |
| public: |
| ConsoleHelper(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext, |
| V8InspectorImpl* inspector) |
| : m_info(info), |
| m_consoleContext(consoleContext), |
| m_isolate(inspector->isolate()), |
| m_context(m_isolate->GetCurrentContext()), |
| m_inspector(inspector), |
| m_contextId(InspectedContext::contextId(m_context)), |
| m_groupId(m_inspector->contextGroupId(m_contextId)) {} |
| |
| int contextId() const { return m_contextId; } |
| int groupId() const { return m_groupId; } |
| |
| InjectedScript* injectedScript(int sessionId) { |
| InspectedContext* context = m_inspector->getContext(m_groupId, m_contextId); |
| if (!context) return nullptr; |
| return context->getInjectedScript(sessionId); |
| } |
| |
| V8InspectorSessionImpl* session(int sessionId) { |
| return m_inspector->sessionById(m_groupId, sessionId); |
| } |
| |
| V8ConsoleMessageStorage* consoleMessageStorage() { |
| return m_inspector->ensureConsoleMessageStorage(m_groupId); |
| } |
| |
| void reportCall(ConsoleAPIType type) { |
| if (!m_info.Length()) return; |
| std::vector<v8::Local<v8::Value>> arguments; |
| arguments.reserve(m_info.Length()); |
| 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 reportCallAndReplaceFirstArgument(ConsoleAPIType type, |
| const String16& message) { |
| std::vector<v8::Local<v8::Value>> arguments; |
| arguments.push_back(toV8String(m_isolate, message)); |
| for (int i = 1; i < m_info.Length(); ++i) arguments.push_back(m_info[i]); |
| 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) { |
| if (!m_groupId) return; |
| std::unique_ptr<V8ConsoleMessage> message = |
| V8ConsoleMessage::createForConsoleAPI( |
| m_context, m_contextId, m_groupId, m_inspector, |
| m_inspector->client()->currentTimeMS(), type, arguments, |
| consoleContextToString(m_isolate, m_consoleContext), |
| m_inspector->debugger()->captureStackTrace(false)); |
| consoleMessageStorage()->addMessage(std::move(message)); |
| } |
| |
| void reportDeprecatedCall(const char* id, const String16& message) { |
| if (!consoleMessageStorage()->shouldReportDeprecationMessage(m_contextId, |
| id)) { |
| 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->GetIsolate()); |
| } |
| |
| String16 firstArgToString(const String16& defaultValue, |
| bool allowUndefined = true) { |
| if (m_info.Length() < 1 || (!allowUndefined && m_info[0]->IsUndefined())) { |
| return defaultValue; |
| } |
| v8::Local<v8::String> titleValue; |
| if (!m_info[0]->ToString(m_context).ToLocal(&titleValue)) |
| return defaultValue; |
| return toProtocolString(m_context->GetIsolate(), 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>(); |
| v8::Local<v8::Function> func = m_info[0].As<v8::Function>(); |
| while (func->GetBoundFunction()->IsFunction()) |
| func = func->GetBoundFunction().As<v8::Function>(); |
| return func; |
| } |
| |
| void forEachSession(std::function<void(V8InspectorSessionImpl*)> callback) { |
| m_inspector->forEachSession(m_groupId, std::move(callback)); |
| } |
| |
| private: |
| const v8::debug::ConsoleCallArguments& m_info; |
| const v8::debug::ConsoleContext& m_consoleContext; |
| v8::Isolate* m_isolate; |
| v8::Local<v8::Context> m_context; |
| V8InspectorImpl* m_inspector = nullptr; |
| int m_contextId; |
| int m_groupId; |
| |
| DISALLOW_COPY_AND_ASSIGN(ConsoleHelper); |
| }; |
| |
| 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, |
| v8::Local<v8::Value> data, const char* name, v8::FunctionCallback callback, |
| const char* description = nullptr, |
| v8::SideEffectType side_effect_type = v8::SideEffectType::kHasSideEffect) { |
| v8::Local<v8::String> funcName = |
| toV8StringInternalized(context->GetIsolate(), name); |
| v8::Local<v8::Function> func; |
| if (!v8::Function::New(context, callback, data, 0, |
| v8::ConstructorBehavior::kThrow, side_effect_type) |
| .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, |
| v8::SideEffectType::kHasNoSideEffect) |
| .ToLocal(&toStringFunction)) |
| createDataProperty(context, func, toV8StringInternalized( |
| context->GetIsolate(), "toString"), |
| toStringFunction); |
| } |
| createDataProperty(context, console, funcName, func); |
| } |
| |
| enum InspectRequest { kRegular, kCopyToClipboard, kQueryObjects }; |
| |
| } // namespace |
| |
| V8Console::V8Console(V8InspectorImpl* inspector) : m_inspector(inspector) {} |
| |
| void V8Console::Debug(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCall(ConsoleAPIType::kDebug); |
| } |
| |
| void V8Console::Error(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCall(ConsoleAPIType::kError); |
| } |
| |
| void V8Console::Info(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCall(ConsoleAPIType::kInfo); |
| } |
| |
| void V8Console::Log(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCall(ConsoleAPIType::kLog); |
| } |
| |
| void V8Console::Warn(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCall(ConsoleAPIType::kWarning); |
| } |
| |
| void V8Console::Dir(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCall(ConsoleAPIType::kDir); |
| } |
| |
| void V8Console::DirXml(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCall(ConsoleAPIType::kDirXML); |
| } |
| |
| void V8Console::Table(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCall(ConsoleAPIType::kTable); |
| } |
| |
| void V8Console::Trace(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCallWithDefaultArgument(ConsoleAPIType::kTrace, |
| String16("console.trace")); |
| } |
| |
| void V8Console::Group(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCallWithDefaultArgument(ConsoleAPIType::kStartGroup, |
| String16("console.group")); |
| } |
| |
| void V8Console::GroupCollapsed( |
| const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCallWithDefaultArgument(ConsoleAPIType::kStartGroupCollapsed, |
| String16("console.groupCollapsed")); |
| } |
| |
| void V8Console::GroupEnd(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper(info, consoleContext, m_inspector) |
| .reportCallWithDefaultArgument(ConsoleAPIType::kEndGroup, |
| String16("console.groupEnd")); |
| } |
| |
| void V8Console::Clear(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper helper(info, consoleContext, m_inspector); |
| if (!helper.groupId()) return; |
| m_inspector->client()->consoleClear(helper.groupId()); |
| helper.reportCallWithDefaultArgument(ConsoleAPIType::kClear, |
| String16("console.clear")); |
| } |
| |
| static String16 identifierFromTitleOrStackTrace( |
| const String16& title, const ConsoleHelper& helper, |
| const v8::debug::ConsoleContext& consoleContext, |
| V8InspectorImpl* inspector) { |
| String16 identifier; |
| if (title.isEmpty()) { |
| std::unique_ptr<V8StackTraceImpl> stackTrace = |
| V8StackTraceImpl::capture(inspector->debugger(), helper.groupId(), 1); |
| if (stackTrace && !stackTrace->isEmpty()) { |
| identifier = toString16(stackTrace->topSourceURL()) + ":" + |
| String16::fromInteger(stackTrace->topLineNumber()); |
| } |
| } else { |
| identifier = title + "@"; |
| } |
| identifier = consoleContextToString(inspector->isolate(), consoleContext) + |
| "@" + identifier; |
| |
| return identifier; |
| } |
| |
| void V8Console::Count(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper helper(info, consoleContext, m_inspector); |
| String16 title = helper.firstArgToString(String16("default"), false); |
| String16 identifier = identifierFromTitleOrStackTrace( |
| title, helper, consoleContext, m_inspector); |
| |
| int count = |
| helper.consoleMessageStorage()->count(helper.contextId(), identifier); |
| String16 countString = String16::fromInteger(count); |
| helper.reportCallWithArgument( |
| ConsoleAPIType::kCount, |
| title.isEmpty() ? countString : (title + ": " + countString)); |
| } |
| |
| void V8Console::CountReset(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper helper(info, consoleContext, m_inspector); |
| String16 title = helper.firstArgToString(String16("default"), false); |
| String16 identifier = identifierFromTitleOrStackTrace( |
| title, helper, consoleContext, m_inspector); |
| |
| if (!helper.consoleMessageStorage()->countReset(helper.contextId(), |
| identifier)) { |
| helper.reportCallWithArgument(ConsoleAPIType::kWarning, |
| "Count for '" + title + "' does not exist"); |
| } |
| } |
| |
| void V8Console::Assert(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper helper(info, consoleContext, m_inspector); |
| DCHECK(!helper.firstArgToBoolean(false)); |
| |
| 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(m_inspector->isolate(), String16("console.assert"))); |
| helper.reportCall(ConsoleAPIType::kAssert, arguments); |
| m_inspector->debugger()->breakProgramOnAssert(helper.groupId()); |
| } |
| |
| void V8Console::Profile(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper helper(info, consoleContext, m_inspector); |
| helper.forEachSession([&helper](V8InspectorSessionImpl* session) { |
| session->profilerAgent()->consoleProfile( |
| helper.firstArgToString(String16())); |
| }); |
| } |
| |
| void V8Console::ProfileEnd(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper helper(info, consoleContext, m_inspector); |
| helper.forEachSession([&helper](V8InspectorSessionImpl* session) { |
| session->profilerAgent()->consoleProfileEnd( |
| helper.firstArgToString(String16())); |
| }); |
| } |
| |
| static void timeFunction(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext, |
| bool timelinePrefix, V8InspectorImpl* inspector) { |
| ConsoleHelper helper(info, consoleContext, inspector); |
| String16 protocolTitle = helper.firstArgToString("default", false); |
| if (timelinePrefix) protocolTitle = "Timeline '" + protocolTitle + "'"; |
| const String16& timerId = |
| protocolTitle + "@" + |
| consoleContextToString(inspector->isolate(), consoleContext); |
| if (helper.consoleMessageStorage()->hasTimer(helper.contextId(), timerId)) { |
| helper.reportCallWithArgument( |
| ConsoleAPIType::kWarning, |
| "Timer '" + protocolTitle + "' already exists"); |
| return; |
| } |
| inspector->client()->consoleTime(toStringView(protocolTitle)); |
| helper.consoleMessageStorage()->time(helper.contextId(), timerId); |
| } |
| |
| static void timeEndFunction(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext, |
| bool timeLog, V8InspectorImpl* inspector) { |
| ConsoleHelper helper(info, consoleContext, inspector); |
| String16 protocolTitle = helper.firstArgToString("default", false); |
| const String16& timerId = |
| protocolTitle + "@" + |
| consoleContextToString(inspector->isolate(), consoleContext); |
| if (!helper.consoleMessageStorage()->hasTimer(helper.contextId(), timerId)) { |
| helper.reportCallWithArgument( |
| ConsoleAPIType::kWarning, |
| "Timer '" + protocolTitle + "' does not exist"); |
| return; |
| } |
| inspector->client()->consoleTimeEnd(toStringView(protocolTitle)); |
| String16 title = protocolTitle + "@" + |
| consoleContextToString(inspector->isolate(), consoleContext); |
| double elapsed; |
| if (timeLog) { |
| elapsed = |
| helper.consoleMessageStorage()->timeLog(helper.contextId(), title); |
| } else { |
| elapsed = |
| helper.consoleMessageStorage()->timeEnd(helper.contextId(), title); |
| } |
| String16 message = |
| protocolTitle + ": " + String16::fromDouble(elapsed) + " ms"; |
| if (timeLog) |
| helper.reportCallAndReplaceFirstArgument(ConsoleAPIType::kLog, message); |
| else |
| helper.reportCallWithArgument(ConsoleAPIType::kTimeEnd, message); |
| } |
| |
| void V8Console::Time(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| timeFunction(info, consoleContext, false, m_inspector); |
| } |
| |
| void V8Console::TimeLog(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| timeEndFunction(info, consoleContext, true, m_inspector); |
| } |
| |
| void V8Console::TimeEnd(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| timeEndFunction(info, consoleContext, false, m_inspector); |
| } |
| |
| void V8Console::TimeStamp(const v8::debug::ConsoleCallArguments& info, |
| const v8::debug::ConsoleContext& consoleContext) { |
| ConsoleHelper helper(info, consoleContext, m_inspector); |
| String16 title = helper.firstArgToString(String16()); |
| m_inspector->client()->consoleTimeStamp(toStringView(title)); |
| } |
| |
| void V8Console::memoryGetterCallback( |
| const v8::FunctionCallbackInfo<v8::Value>& info) { |
| v8::Local<v8::Value> memoryValue; |
| if (!m_inspector->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, |
| int sessionId) { |
| v8::Isolate* isolate = info.GetIsolate(); |
| info.GetReturnValue().Set(v8::Array::New(isolate)); |
| |
| v8::debug::ConsoleCallArguments args(info); |
| ConsoleHelper helper(args, v8::debug::ConsoleContext(), m_inspector); |
| 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, |
| int sessionId) { |
| v8::Isolate* isolate = info.GetIsolate(); |
| info.GetReturnValue().Set(v8::Array::New(isolate)); |
| |
| v8::debug::ConsoleCallArguments args(info); |
| ConsoleHelper helper(args, v8::debug::ConsoleContext(), m_inspector); |
| 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 (uint32_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; |
| createDataProperty(context, values, i, value); |
| } |
| info.GetReturnValue().Set(values); |
| } |
| |
| static void setFunctionBreakpoint( |
| ConsoleHelper& helper, // NOLINT(runtime/references) |
| int sessionId, v8::Local<v8::Function> function, |
| V8DebuggerAgentImpl::BreakpointSource source, |
| v8::Local<v8::String> condition, bool enable) { |
| V8InspectorSessionImpl* session = helper.session(sessionId); |
| if (session == nullptr) return; |
| if (!session->debuggerAgent()->enabled()) return; |
| if (enable) { |
| session->debuggerAgent()->setBreakpointFor(function, condition, source); |
| } else { |
| session->debuggerAgent()->removeBreakpointFor(function, source); |
| } |
| } |
| |
| void V8Console::debugFunctionCallback( |
| const v8::FunctionCallbackInfo<v8::Value>& info, int sessionId) { |
| v8::debug::ConsoleCallArguments args(info); |
| ConsoleHelper helper(args, v8::debug::ConsoleContext(), m_inspector); |
| v8::Local<v8::Function> function; |
| v8::Local<v8::String> condition; |
| if (!helper.firstArgAsFunction().ToLocal(&function)) return; |
| if (args.Length() > 1 && args[1]->IsString()) { |
| condition = args[1].As<v8::String>(); |
| } |
| setFunctionBreakpoint(helper, sessionId, function, |
| V8DebuggerAgentImpl::DebugCommandBreakpointSource, |
| condition, true); |
| } |
| |
| void V8Console::undebugFunctionCallback( |
| const v8::FunctionCallbackInfo<v8::Value>& info, int sessionId) { |
| v8::debug::ConsoleCallArguments args(info); |
| ConsoleHelper helper(args, v8::debug::ConsoleContext(), m_inspector); |
| v8::Local<v8::Function> function; |
| if (!helper.firstArgAsFunction().ToLocal(&function)) return; |
| setFunctionBreakpoint(helper, sessionId, function, |
| V8DebuggerAgentImpl::DebugCommandBreakpointSource, |
| v8::Local<v8::String>(), false); |
| } |
| |
| void V8Console::monitorFunctionCallback( |
| const v8::FunctionCallbackInfo<v8::Value>& info, int sessionId) { |
| v8::debug::ConsoleCallArguments args(info); |
| ConsoleHelper helper(args, v8::debug::ConsoleContext(), m_inspector); |
| 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(info.GetIsolate(), 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, sessionId, function, |
| V8DebuggerAgentImpl::MonitorCommandBreakpointSource, |
| toV8String(info.GetIsolate(), builder.toString()), |
| true); |
| } |
| |
| void V8Console::unmonitorFunctionCallback( |
| const v8::FunctionCallbackInfo<v8::Value>& info, int sessionId) { |
| v8::debug::ConsoleCallArguments args(info); |
| ConsoleHelper helper(args, v8::debug::ConsoleContext(), m_inspector); |
| v8::Local<v8::Function> function; |
| if (!helper.firstArgAsFunction().ToLocal(&function)) return; |
| setFunctionBreakpoint(helper, sessionId, function, |
| V8DebuggerAgentImpl::MonitorCommandBreakpointSource, |
| v8::Local<v8::String>(), false); |
| } |
| |
| void V8Console::lastEvaluationResultCallback( |
| const v8::FunctionCallbackInfo<v8::Value>& info, int sessionId) { |
| v8::debug::ConsoleCallArguments args(info); |
| ConsoleHelper helper(args, v8::debug::ConsoleContext(), m_inspector); |
| InjectedScript* injectedScript = helper.injectedScript(sessionId); |
| if (!injectedScript) return; |
| info.GetReturnValue().Set(injectedScript->lastEvaluationResult()); |
| } |
| |
| static void inspectImpl(const v8::FunctionCallbackInfo<v8::Value>& info, |
| v8::Local<v8::Value> value, int sessionId, |
| InspectRequest request, V8InspectorImpl* inspector) { |
| if (request == kRegular) info.GetReturnValue().Set(value); |
| |
| v8::debug::ConsoleCallArguments args(info); |
| ConsoleHelper helper(args, v8::debug::ConsoleContext(), inspector); |
| InjectedScript* injectedScript = helper.injectedScript(sessionId); |
| if (!injectedScript) return; |
| std::unique_ptr<protocol::Runtime::RemoteObject> wrappedObject; |
| protocol::Response response = injectedScript->wrapObject( |
| value, "", WrapMode::kNoPreview, &wrappedObject); |
| if (!response.IsSuccess()) return; |
| |
| std::unique_ptr<protocol::DictionaryValue> hints = |
| protocol::DictionaryValue::create(); |
| if (request == kCopyToClipboard) { |
| hints->setBoolean("copyToClipboard", true); |
| } else if (request == kQueryObjects) { |
| hints->setBoolean("queryObjects", true); |
| } |
| if (V8InspectorSessionImpl* session = helper.session(sessionId)) { |
| session->runtimeAgent()->inspect(std::move(wrappedObject), |
| std::move(hints)); |
| } |
| } |
| |
| void V8Console::inspectCallback(const v8::FunctionCallbackInfo<v8::Value>& info, |
| int sessionId) { |
| if (info.Length() < 1) return; |
| inspectImpl(info, info[0], sessionId, kRegular, m_inspector); |
| } |
| |
| void V8Console::copyCallback(const v8::FunctionCallbackInfo<v8::Value>& info, |
| int sessionId) { |
| if (info.Length() < 1) return; |
| inspectImpl(info, info[0], sessionId, kCopyToClipboard, m_inspector); |
| } |
| |
| void V8Console::queryObjectsCallback( |
| const v8::FunctionCallbackInfo<v8::Value>& info, int sessionId) { |
| if (info.Length() < 1) return; |
| v8::Local<v8::Value> arg = info[0]; |
| if (arg->IsFunction()) { |
| v8::Isolate* isolate = info.GetIsolate(); |
| v8::TryCatch tryCatch(isolate); |
| v8::Local<v8::Value> prototype; |
| if (arg.As<v8::Function>() |
| ->Get(isolate->GetCurrentContext(), |
| toV8StringInternalized(isolate, "prototype")) |
| .ToLocal(&prototype) && |
| prototype->IsObject()) { |
| arg = prototype; |
| } |
| if (tryCatch.HasCaught()) { |
| tryCatch.ReThrow(); |
| return; |
| } |
| } |
| inspectImpl(info, arg, sessionId, kQueryObjects, m_inspector); |
| } |
| |
| void V8Console::inspectedObject(const v8::FunctionCallbackInfo<v8::Value>& info, |
| int sessionId, unsigned num) { |
| DCHECK_GT(V8InspectorSessionImpl::kInspectedObjectBufferSize, num); |
| v8::debug::ConsoleCallArguments args(info); |
| ConsoleHelper helper(args, v8::debug::ConsoleContext(), m_inspector); |
| if (V8InspectorSessionImpl* session = helper.session(sessionId)) { |
| 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)); |
| } |
| } |
| |
| void V8Console::installMemoryGetter(v8::Local<v8::Context> context, |
| v8::Local<v8::Object> console) { |
| v8::Isolate* isolate = context->GetIsolate(); |
| v8::Local<v8::External> data = v8::External::New(isolate, this); |
| console->SetAccessorProperty( |
| toV8StringInternalized(isolate, "memory"), |
| v8::Function::New( |
| context, &V8Console::call<&V8Console::memoryGetterCallback>, data, 0, |
| v8::ConstructorBehavior::kThrow, v8::SideEffectType::kHasNoSideEffect) |
| .ToLocalChecked(), |
| v8::Function::New(context, |
| &V8Console::call<&V8Console::memorySetterCallback>, |
| data, 0, v8::ConstructorBehavior::kThrow) |
| .ToLocalChecked(), |
| static_cast<v8::PropertyAttribute>(v8::None), v8::DEFAULT); |
| } |
| |
| v8::Local<v8::Object> V8Console::createCommandLineAPI( |
| v8::Local<v8::Context> context, int sessionId) { |
| v8::Isolate* isolate = context->GetIsolate(); |
| v8::MicrotasksScope microtasksScope(isolate, |
| v8::MicrotasksScope::kDoNotRunMicrotasks); |
| |
| v8::Local<v8::Object> commandLineAPI = v8::Object::New(isolate); |
| bool success = |
| commandLineAPI->SetPrototype(context, v8::Null(isolate)).FromMaybe(false); |
| DCHECK(success); |
| USE(success); |
| |
| v8::Local<v8::ArrayBuffer> data = |
| v8::ArrayBuffer::New(isolate, sizeof(CommandLineAPIData)); |
| *static_cast<CommandLineAPIData*>(data->GetBackingStore()->Data()) = |
| CommandLineAPIData(this, sessionId); |
| createBoundFunctionProperty(context, commandLineAPI, data, "dir", |
| &V8Console::call<&V8Console::Dir>, |
| "function dir(value) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, data, "dirxml", |
| &V8Console::call<&V8Console::DirXml>, |
| "function dirxml(value) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, data, "profile", |
| &V8Console::call<&V8Console::Profile>, |
| "function profile(title) { [Command Line API] }"); |
| createBoundFunctionProperty( |
| context, commandLineAPI, data, "profileEnd", |
| &V8Console::call<&V8Console::ProfileEnd>, |
| "function profileEnd(title) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, data, "clear", |
| &V8Console::call<&V8Console::Clear>, |
| "function clear() { [Command Line API] }"); |
| createBoundFunctionProperty( |
| context, commandLineAPI, data, "table", |
| &V8Console::call<&V8Console::Table>, |
| "function table(data, [columns]) { [Command Line API] }"); |
| |
| createBoundFunctionProperty(context, commandLineAPI, data, "keys", |
| &V8Console::call<&V8Console::keysCallback>, |
| "function keys(object) { [Command Line API] }", |
| v8::SideEffectType::kHasNoSideEffect); |
| createBoundFunctionProperty(context, commandLineAPI, data, "values", |
| &V8Console::call<&V8Console::valuesCallback>, |
| "function values(object) { [Command Line API] }", |
| v8::SideEffectType::kHasNoSideEffect); |
| createBoundFunctionProperty( |
| context, commandLineAPI, data, "debug", |
| &V8Console::call<&V8Console::debugFunctionCallback>, |
| "function debug(function, condition) { [Command Line API] }"); |
| createBoundFunctionProperty( |
| context, commandLineAPI, data, "undebug", |
| &V8Console::call<&V8Console::undebugFunctionCallback>, |
| "function undebug(function) { [Command Line API] }"); |
| createBoundFunctionProperty( |
| context, commandLineAPI, data, "monitor", |
| &V8Console::call<&V8Console::monitorFunctionCallback>, |
| "function monitor(function) { [Command Line API] }"); |
| createBoundFunctionProperty( |
| context, commandLineAPI, data, "unmonitor", |
| &V8Console::call<&V8Console::unmonitorFunctionCallback>, |
| "function unmonitor(function) { [Command Line API] }"); |
| createBoundFunctionProperty( |
| context, commandLineAPI, data, "inspect", |
| &V8Console::call<&V8Console::inspectCallback>, |
| "function inspect(object) { [Command Line API] }"); |
| createBoundFunctionProperty(context, commandLineAPI, data, "copy", |
| &V8Console::call<&V8Console::copyCallback>, |
| "function copy(value) { [Command Line API] }"); |
| createBoundFunctionProperty( |
| context, commandLineAPI, data, "queryObjects", |
| &V8Console::call<&V8Console::queryObjectsCallback>, |
| "function queryObjects(constructor) { [Command Line API] }"); |
| createBoundFunctionProperty( |
| context, commandLineAPI, data, "$_", |
| &V8Console::call<&V8Console::lastEvaluationResultCallback>, nullptr, |
| v8::SideEffectType::kHasNoSideEffect); |
| createBoundFunctionProperty(context, commandLineAPI, data, "$0", |
| &V8Console::call<&V8Console::inspectedObject0>, |
| nullptr, v8::SideEffectType::kHasNoSideEffect); |
| createBoundFunctionProperty(context, commandLineAPI, data, "$1", |
| &V8Console::call<&V8Console::inspectedObject1>, |
| nullptr, v8::SideEffectType::kHasNoSideEffect); |
| createBoundFunctionProperty(context, commandLineAPI, data, "$2", |
| &V8Console::call<&V8Console::inspectedObject2>, |
| nullptr, v8::SideEffectType::kHasNoSideEffect); |
| createBoundFunctionProperty(context, commandLineAPI, data, "$3", |
| &V8Console::call<&V8Console::inspectedObject3>, |
| nullptr, v8::SideEffectType::kHasNoSideEffect); |
| createBoundFunctionProperty(context, commandLineAPI, data, "$4", |
| &V8Console::call<&V8Console::inspectedObject4>, |
| nullptr, v8::SideEffectType::kHasNoSideEffect); |
| |
| m_inspector->client()->installAdditionalCommandLineAPI(context, |
| commandLineAPI); |
| 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::ArrayBuffer>()->GetBackingStore()->Data()); |
| v8::Local<v8::Context> context = info.GetIsolate()->GetCurrentContext(); |
| if (scope == nullptr) { |
| USE(info.Holder()->Delete(context, name).FromMaybe(false)); |
| 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(info.GetIsolate(), 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::ArrayBuffer>()->GetBackingStore()->Data()); |
| if (scope == nullptr) return; |
| 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; |
| USE(scope->m_installedMethods->Delete(context, name).FromMaybe(false)); |
| } |
| |
| 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())) { |
| v8::MicrotasksScope microtasksScope(context->GetIsolate(), |
| v8::MicrotasksScope::kDoNotRunMicrotasks); |
| v8::Local<v8::Array> names; |
| if (!m_commandLineAPI->GetOwnPropertyNames(context).ToLocal(&names)) return; |
| m_thisReference = |
| v8::ArrayBuffer::New(context->GetIsolate(), sizeof(CommandLineAPIScope*)); |
| *static_cast<CommandLineAPIScope**>( |
| m_thisReference->GetBackingStore()->Data()) = this; |
| for (uint32_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, |
| m_thisReference, v8::DEFAULT, v8::DontEnum, |
| v8::SideEffectType::kHasNoSideEffect) |
| .FromMaybe(false)) { |
| bool removed = m_installedMethods->Delete(context, name).FromMaybe(false); |
| DCHECK(removed); |
| USE(removed); |
| continue; |
| } |
| } |
| } |
| |
| V8Console::CommandLineAPIScope::~CommandLineAPIScope() { |
| v8::MicrotasksScope microtasksScope(m_context->GetIsolate(), |
| v8::MicrotasksScope::kDoNotRunMicrotasks); |
| *static_cast<CommandLineAPIScope**>( |
| m_thisReference->GetBackingStore()->Data()) = nullptr; |
| v8::Local<v8::Array> names = m_installedMethods->AsArray(); |
| for (uint32_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); |
| USE(success); |
| } |
| } |
| } |
| |
| } // namespace v8_inspector |
