Index: Source/bindings/v8/ScriptDebugServer.cpp |
diff --git a/Source/bindings/v8/ScriptDebugServer.cpp b/Source/bindings/v8/ScriptDebugServer.cpp |
deleted file mode 100644 |
index 7b100c6cffb2864698f630e6e477cd305087102a..0000000000000000000000000000000000000000 |
--- a/Source/bindings/v8/ScriptDebugServer.cpp |
+++ /dev/null |
@@ -1,643 +0,0 @@ |
-/* |
- * Copyright (c) 2010-2011 Google Inc. All rights reserved. |
- * |
- * Redistribution and use in source and binary forms, with or without |
- * modification, are permitted provided that the following conditions are |
- * met: |
- * |
- * * Redistributions of source code must retain the above copyright |
- * notice, this list of conditions and the following disclaimer. |
- * * Redistributions in binary form must reproduce the above |
- * copyright notice, this list of conditions and the following disclaimer |
- * in the documentation and/or other materials provided with the |
- * distribution. |
- * * Neither the name of Google Inc. nor the names of its |
- * contributors may be used to endorse or promote products derived from |
- * this software without specific prior written permission. |
- * |
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
- */ |
- |
-#include "config.h" |
-#include "bindings/v8/ScriptDebugServer.h" |
- |
-#include "bindings/core/v8/V8JavaScriptCallFrame.h" |
-#include "bindings/v8/ScopedPersistent.h" |
-#include "bindings/v8/ScriptCallStackFactory.h" |
-#include "bindings/v8/ScriptController.h" |
-#include "bindings/v8/ScriptSourceCode.h" |
-#include "bindings/v8/ScriptValue.h" |
-#include "bindings/v8/V8Binding.h" |
-#include "bindings/v8/V8ScriptRunner.h" |
-#include "core/DebuggerScriptSource.h" |
-#include "core/inspector/JavaScriptCallFrame.h" |
-#include "core/inspector/ScriptDebugListener.h" |
-#include "platform/JSONValues.h" |
-#include "wtf/StdLibExtras.h" |
-#include "wtf/Vector.h" |
-#include "wtf/dtoa/utils.h" |
-#include "wtf/text/CString.h" |
- |
-namespace WebCore { |
- |
-namespace { |
- |
-class ClientDataImpl : public v8::Debug::ClientData { |
-public: |
- ClientDataImpl(PassOwnPtr<ScriptDebugServer::Task> task) : m_task(task) { } |
- virtual ~ClientDataImpl() { } |
- ScriptDebugServer::Task* task() const { return m_task.get(); } |
-private: |
- OwnPtr<ScriptDebugServer::Task> m_task; |
-}; |
- |
-const char stepIntoV8MethodName[] = "stepIntoStatement"; |
-const char stepOutV8MethodName[] = "stepOutOfFunction"; |
-} |
- |
-v8::Local<v8::Value> ScriptDebugServer::callDebuggerMethod(const char* functionName, int argc, v8::Handle<v8::Value> argv[]) |
-{ |
- v8::Handle<v8::Object> debuggerScript = m_debuggerScript.newLocal(m_isolate); |
- v8::Handle<v8::Function> function = v8::Local<v8::Function>::Cast(debuggerScript->Get(v8AtomicString(m_isolate, functionName))); |
- ASSERT(m_isolate->InContext()); |
- return V8ScriptRunner::callInternalFunction(function, debuggerScript, argc, argv, m_isolate); |
-} |
- |
-ScriptDebugServer::ScriptDebugServer(v8::Isolate* isolate) |
- : m_pauseOnExceptionsState(DontPauseOnExceptions) |
- , m_breakpointsActivated(true) |
- , m_isolate(isolate) |
- , m_runningNestedMessageLoop(false) |
-{ |
-} |
- |
-ScriptDebugServer::~ScriptDebugServer() |
-{ |
-} |
- |
-String ScriptDebugServer::setBreakpoint(const String& sourceID, const ScriptBreakpoint& scriptBreakpoint, int* actualLineNumber, int* actualColumnNumber, bool interstatementLocation) |
-{ |
- v8::HandleScope scope(m_isolate); |
- v8::Local<v8::Context> debuggerContext = v8::Debug::GetDebugContext(); |
- v8::Context::Scope contextScope(debuggerContext); |
- |
- v8::Local<v8::Object> info = v8::Object::New(m_isolate); |
- info->Set(v8AtomicString(m_isolate, "sourceID"), v8String(debuggerContext->GetIsolate(), sourceID)); |
- info->Set(v8AtomicString(m_isolate, "lineNumber"), v8::Integer::New(debuggerContext->GetIsolate(), scriptBreakpoint.lineNumber)); |
- info->Set(v8AtomicString(m_isolate, "columnNumber"), v8::Integer::New(debuggerContext->GetIsolate(), scriptBreakpoint.columnNumber)); |
- info->Set(v8AtomicString(m_isolate, "interstatementLocation"), v8Boolean(interstatementLocation, debuggerContext->GetIsolate())); |
- info->Set(v8AtomicString(m_isolate, "condition"), v8String(debuggerContext->GetIsolate(), scriptBreakpoint.condition)); |
- |
- v8::Handle<v8::Function> setBreakpointFunction = v8::Local<v8::Function>::Cast(m_debuggerScript.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "setBreakpoint"))); |
- v8::Handle<v8::Value> breakpointId = v8::Debug::Call(setBreakpointFunction, info); |
- if (breakpointId.IsEmpty() || !breakpointId->IsString()) |
- return ""; |
- *actualLineNumber = info->Get(v8AtomicString(m_isolate, "lineNumber"))->Int32Value(); |
- *actualColumnNumber = info->Get(v8AtomicString(m_isolate, "columnNumber"))->Int32Value(); |
- return toCoreString(breakpointId.As<v8::String>()); |
-} |
- |
-void ScriptDebugServer::removeBreakpoint(const String& breakpointId) |
-{ |
- v8::HandleScope scope(m_isolate); |
- v8::Local<v8::Context> debuggerContext = v8::Debug::GetDebugContext(); |
- v8::Context::Scope contextScope(debuggerContext); |
- |
- v8::Local<v8::Object> info = v8::Object::New(m_isolate); |
- info->Set(v8AtomicString(m_isolate, "breakpointId"), v8String(debuggerContext->GetIsolate(), breakpointId)); |
- |
- v8::Handle<v8::Function> removeBreakpointFunction = v8::Local<v8::Function>::Cast(m_debuggerScript.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "removeBreakpoint"))); |
- v8::Debug::Call(removeBreakpointFunction, info); |
-} |
- |
-void ScriptDebugServer::clearBreakpoints() |
-{ |
- ensureDebuggerScriptCompiled(); |
- v8::HandleScope scope(m_isolate); |
- v8::Local<v8::Context> debuggerContext = v8::Debug::GetDebugContext(); |
- v8::Context::Scope contextScope(debuggerContext); |
- |
- v8::Handle<v8::Function> clearBreakpoints = v8::Local<v8::Function>::Cast(m_debuggerScript.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "clearBreakpoints"))); |
- v8::Debug::Call(clearBreakpoints); |
-} |
- |
-void ScriptDebugServer::setBreakpointsActivated(bool activated) |
-{ |
- ensureDebuggerScriptCompiled(); |
- v8::HandleScope scope(m_isolate); |
- v8::Local<v8::Context> debuggerContext = v8::Debug::GetDebugContext(); |
- v8::Context::Scope contextScope(debuggerContext); |
- |
- v8::Local<v8::Object> info = v8::Object::New(m_isolate); |
- info->Set(v8AtomicString(m_isolate, "enabled"), v8::Boolean::New(m_isolate, activated)); |
- v8::Handle<v8::Function> setBreakpointsActivated = v8::Local<v8::Function>::Cast(m_debuggerScript.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "setBreakpointsActivated"))); |
- v8::Debug::Call(setBreakpointsActivated, info); |
- |
- m_breakpointsActivated = activated; |
-} |
- |
-ScriptDebugServer::PauseOnExceptionsState ScriptDebugServer::pauseOnExceptionsState() |
-{ |
- ensureDebuggerScriptCompiled(); |
- v8::HandleScope scope(m_isolate); |
- v8::Context::Scope contextScope(v8::Debug::GetDebugContext()); |
- |
- v8::Handle<v8::Value> argv[] = { v8Undefined() }; |
- v8::Handle<v8::Value> result = callDebuggerMethod("pauseOnExceptionsState", 0, argv); |
- return static_cast<ScriptDebugServer::PauseOnExceptionsState>(result->Int32Value()); |
-} |
- |
-void ScriptDebugServer::setPauseOnExceptionsState(PauseOnExceptionsState pauseOnExceptionsState) |
-{ |
- ensureDebuggerScriptCompiled(); |
- v8::HandleScope scope(m_isolate); |
- v8::Context::Scope contextScope(v8::Debug::GetDebugContext()); |
- |
- v8::Handle<v8::Value> argv[] = { v8::Int32::New(m_isolate, pauseOnExceptionsState) }; |
- callDebuggerMethod("setPauseOnExceptionsState", 1, argv); |
-} |
- |
-void ScriptDebugServer::setPauseOnNextStatement(bool pause) |
-{ |
- ASSERT(!isPaused()); |
- if (pause) |
- v8::Debug::DebugBreak(m_isolate); |
- else |
- v8::Debug::CancelDebugBreak(m_isolate); |
-} |
- |
-bool ScriptDebugServer::canBreakProgram() |
-{ |
- if (!m_breakpointsActivated) |
- return false; |
- return m_isolate->InContext(); |
-} |
- |
-void ScriptDebugServer::breakProgram() |
-{ |
- if (!canBreakProgram()) |
- return; |
- |
- v8::HandleScope scope(m_isolate); |
- if (m_breakProgramCallbackTemplate.isEmpty()) { |
- v8::Handle<v8::FunctionTemplate> templ = v8::FunctionTemplate::New(m_isolate); |
- templ->SetCallHandler(&ScriptDebugServer::breakProgramCallback, v8::External::New(m_isolate, this)); |
- m_breakProgramCallbackTemplate.set(m_isolate, templ); |
- } |
- |
- v8::Handle<v8::Function> breakProgramFunction = m_breakProgramCallbackTemplate.newLocal(m_isolate)->GetFunction(); |
- v8::Debug::Call(breakProgramFunction); |
-} |
- |
-void ScriptDebugServer::continueProgram() |
-{ |
- if (isPaused()) |
- quitMessageLoopOnPause(); |
- m_pausedScriptState.clear(); |
- m_executionState.Clear(); |
-} |
- |
-void ScriptDebugServer::stepIntoStatement() |
-{ |
- ASSERT(isPaused()); |
- ASSERT(!m_executionState.IsEmpty()); |
- v8::HandleScope handleScope(m_isolate); |
- v8::Handle<v8::Value> argv[] = { m_executionState }; |
- callDebuggerMethod(stepIntoV8MethodName, 1, argv); |
- continueProgram(); |
-} |
- |
-void ScriptDebugServer::stepOverStatement() |
-{ |
- ASSERT(isPaused()); |
- ASSERT(!m_executionState.IsEmpty()); |
- v8::HandleScope handleScope(m_isolate); |
- v8::Handle<v8::Value> argv[] = { m_executionState }; |
- callDebuggerMethod("stepOverStatement", 1, argv); |
- continueProgram(); |
-} |
- |
-void ScriptDebugServer::stepOutOfFunction() |
-{ |
- ASSERT(isPaused()); |
- ASSERT(!m_executionState.IsEmpty()); |
- v8::HandleScope handleScope(m_isolate); |
- v8::Handle<v8::Value> argv[] = { m_executionState }; |
- callDebuggerMethod(stepOutV8MethodName, 1, argv); |
- continueProgram(); |
-} |
- |
-bool ScriptDebugServer::setScriptSource(const String& sourceID, const String& newContent, bool preview, String* error, RefPtr<TypeBuilder::Debugger::SetScriptSourceError>& errorData, ScriptValue* newCallFrames, RefPtr<JSONObject>* result) |
-{ |
- class EnableLiveEditScope { |
- public: |
- explicit EnableLiveEditScope(v8::Isolate* isolate) : m_isolate(isolate) { v8::Debug::SetLiveEditEnabled(m_isolate, true); } |
- ~EnableLiveEditScope() { v8::Debug::SetLiveEditEnabled(m_isolate, false); } |
- private: |
- v8::Isolate* m_isolate; |
- }; |
- |
- ensureDebuggerScriptCompiled(); |
- v8::HandleScope scope(m_isolate); |
- |
- OwnPtr<v8::Context::Scope> contextScope; |
- v8::Handle<v8::Context> debuggerContext = v8::Debug::GetDebugContext(); |
- if (!isPaused()) |
- contextScope = adoptPtr(new v8::Context::Scope(debuggerContext)); |
- |
- v8::Handle<v8::Value> argv[] = { v8String(m_isolate, sourceID), v8String(m_isolate, newContent), v8Boolean(preview, m_isolate) }; |
- |
- v8::Local<v8::Value> v8result; |
- { |
- EnableLiveEditScope enableLiveEditScope(m_isolate); |
- v8::TryCatch tryCatch; |
- tryCatch.SetVerbose(false); |
- v8result = callDebuggerMethod("liveEditScriptSource", 3, argv); |
- if (tryCatch.HasCaught()) { |
- v8::Local<v8::Message> message = tryCatch.Message(); |
- if (!message.IsEmpty()) |
- *error = toCoreStringWithUndefinedOrNullCheck(message->Get()); |
- else |
- *error = "Unknown error."; |
- return false; |
- } |
- } |
- ASSERT(!v8result.IsEmpty()); |
- v8::Local<v8::Object> resultTuple = v8result->ToObject(); |
- int code = static_cast<int>(resultTuple->Get(0)->ToInteger()->Value()); |
- switch (code) { |
- case 0: |
- { |
- v8::Local<v8::Value> normalResult = resultTuple->Get(1); |
- RefPtr<JSONValue> jsonResult = v8ToJSONValue(m_isolate, normalResult, JSONValue::maxDepth); |
- if (jsonResult) |
- *result = jsonResult->asObject(); |
- // Call stack may have changed after if the edited function was on the stack. |
- if (!preview && isPaused()) |
- *newCallFrames = currentCallFrames(); |
- return true; |
- } |
- // Compile error. |
- case 1: |
- { |
- RefPtr<TypeBuilder::Debugger::SetScriptSourceError::CompileError> compileError = |
- TypeBuilder::Debugger::SetScriptSourceError::CompileError::create() |
- .setMessage(toCoreStringWithUndefinedOrNullCheck(resultTuple->Get(2))) |
- .setLineNumber(resultTuple->Get(3)->ToInteger()->Value()) |
- .setColumnNumber(resultTuple->Get(4)->ToInteger()->Value()); |
- |
- *error = toCoreStringWithUndefinedOrNullCheck(resultTuple->Get(1)); |
- errorData = TypeBuilder::Debugger::SetScriptSourceError::create(); |
- errorData->setCompileError(compileError); |
- return false; |
- } |
- } |
- *error = "Unknown error."; |
- return false; |
-} |
- |
-int ScriptDebugServer::frameCount() |
-{ |
- ASSERT(isPaused()); |
- ASSERT(!m_executionState.IsEmpty()); |
- v8::Handle<v8::Value> argv[] = { m_executionState }; |
- v8::Handle<v8::Value> result = callDebuggerMethod("frameCount", WTF_ARRAY_LENGTH(argv), argv); |
- if (result->IsInt32()) |
- return result->Int32Value(); |
- return 0; |
-} |
- |
-PassRefPtrWillBeRawPtr<JavaScriptCallFrame> ScriptDebugServer::wrapCallFrames(int maximumLimit, ScopeInfoDetails scopeDetails) |
-{ |
- const int scopeBits = 2; |
- COMPILE_ASSERT(NoScopes < (1 << scopeBits), not_enough_bits_to_encode_ScopeInfoDetails); |
- |
- ASSERT(maximumLimit >= 0); |
- int data = (maximumLimit << scopeBits) | scopeDetails; |
- v8::Handle<v8::Value> currentCallFrameV8; |
- if (m_executionState.IsEmpty()) { |
- v8::Handle<v8::Function> currentCallFrameFunction = v8::Local<v8::Function>::Cast(m_debuggerScript.newLocal(m_isolate)->Get(v8AtomicString(m_isolate, "currentCallFrame"))); |
- currentCallFrameV8 = v8::Debug::Call(currentCallFrameFunction, v8::Integer::New(m_isolate, data)); |
- } else { |
- v8::Handle<v8::Value> argv[] = { m_executionState, v8::Integer::New(m_isolate, data) }; |
- currentCallFrameV8 = callDebuggerMethod("currentCallFrame", WTF_ARRAY_LENGTH(argv), argv); |
- } |
- ASSERT(!currentCallFrameV8.IsEmpty()); |
- if (!currentCallFrameV8->IsObject()) |
- return nullptr; |
- return JavaScriptCallFrame::create(v8::Debug::GetDebugContext(), v8::Handle<v8::Object>::Cast(currentCallFrameV8)); |
-} |
- |
-ScriptValue ScriptDebugServer::currentCallFramesInner(ScopeInfoDetails scopeDetails) |
-{ |
- if (!m_isolate->InContext()) |
- return ScriptValue(); |
- v8::HandleScope handleScope(m_isolate); |
- |
- RefPtrWillBeRawPtr<JavaScriptCallFrame> currentCallFrame = wrapCallFrames(0, scopeDetails); |
- if (!currentCallFrame) |
- return ScriptValue(); |
- |
- ScriptState* scriptState = m_pausedScriptState ? m_pausedScriptState.get() : ScriptState::current(m_isolate); |
- ScriptState::Scope scope(scriptState); |
- return ScriptValue(scriptState, toV8(currentCallFrame.release(), scriptState->context()->Global(), m_isolate)); |
-} |
- |
-ScriptValue ScriptDebugServer::currentCallFrames() |
-{ |
- return currentCallFramesInner(AllScopes); |
-} |
- |
-ScriptValue ScriptDebugServer::currentCallFramesForAsyncStack() |
-{ |
- return currentCallFramesInner(FastAsyncScopes); |
-} |
- |
-PassRefPtrWillBeRawPtr<JavaScriptCallFrame> ScriptDebugServer::topCallFrameNoScopes() |
-{ |
- return wrapCallFrames(1, NoScopes); |
-} |
- |
-void ScriptDebugServer::interruptAndRun(PassOwnPtr<Task> task, v8::Isolate* isolate) |
-{ |
- v8::Debug::DebugBreakForCommand(isolate, new ClientDataImpl(task)); |
-} |
- |
-void ScriptDebugServer::runPendingTasks() |
-{ |
- v8::Debug::ProcessDebugMessages(); |
-} |
- |
-static ScriptDebugServer* toScriptDebugServer(v8::Handle<v8::Value> data) |
-{ |
- void* p = v8::Handle<v8::External>::Cast(data)->Value(); |
- return static_cast<ScriptDebugServer*>(p); |
-} |
- |
-void ScriptDebugServer::breakProgramCallback(const v8::FunctionCallbackInfo<v8::Value>& info) |
-{ |
- ASSERT(2 == info.Length()); |
- ScriptDebugServer* thisPtr = toScriptDebugServer(info.Data()); |
- ScriptState* pausedScriptState = ScriptState::current(thisPtr->m_isolate); |
- v8::Handle<v8::Value> exception; |
- v8::Handle<v8::Array> hitBreakpoints; |
- thisPtr->handleProgramBreak(pausedScriptState, v8::Handle<v8::Object>::Cast(info[0]), exception, hitBreakpoints); |
-} |
- |
-void ScriptDebugServer::handleProgramBreak(ScriptState* pausedScriptState, v8::Handle<v8::Object> executionState, v8::Handle<v8::Value> exception, v8::Handle<v8::Array> hitBreakpointNumbers) |
-{ |
- // Don't allow nested breaks. |
- if (isPaused()) |
- return; |
- |
- ScriptDebugListener* listener = getDebugListenerForContext(pausedScriptState->context()); |
- if (!listener) |
- return; |
- |
- Vector<String> breakpointIds; |
- if (!hitBreakpointNumbers.IsEmpty()) { |
- breakpointIds.resize(hitBreakpointNumbers->Length()); |
- for (size_t i = 0; i < hitBreakpointNumbers->Length(); i++) { |
- v8::Handle<v8::Value> hitBreakpointNumber = hitBreakpointNumbers->Get(i); |
- ASSERT(!hitBreakpointNumber.IsEmpty() && hitBreakpointNumber->IsInt32()); |
- breakpointIds[i] = String::number(hitBreakpointNumber->Int32Value()); |
- } |
- } |
- |
- m_pausedScriptState = pausedScriptState; |
- m_executionState = executionState; |
- ScriptDebugListener::SkipPauseRequest result = listener->didPause(pausedScriptState, currentCallFrames(), ScriptValue(pausedScriptState, exception), breakpointIds); |
- if (result == ScriptDebugListener::NoSkip) { |
- m_runningNestedMessageLoop = true; |
- runMessageLoopOnPause(pausedScriptState->context()); |
- m_runningNestedMessageLoop = false; |
- } |
- m_pausedScriptState.clear(); |
- m_executionState.Clear(); |
- |
- if (result == ScriptDebugListener::StepInto) { |
- v8::Handle<v8::Value> argv[] = { executionState }; |
- callDebuggerMethod(stepIntoV8MethodName, 1, argv); |
- } else if (result == ScriptDebugListener::StepOut) { |
- v8::Handle<v8::Value> argv[] = { executionState }; |
- callDebuggerMethod(stepOutV8MethodName, 1, argv); |
- } |
-} |
- |
-void ScriptDebugServer::v8DebugEventCallback(const v8::Debug::EventDetails& eventDetails) |
-{ |
- ScriptDebugServer* thisPtr = toScriptDebugServer(eventDetails.GetCallbackData()); |
- thisPtr->handleV8DebugEvent(eventDetails); |
-} |
- |
-void ScriptDebugServer::handleV8DebugEvent(const v8::Debug::EventDetails& eventDetails) |
-{ |
- v8::DebugEvent event = eventDetails.GetEvent(); |
- |
- if (event == v8::BreakForCommand) { |
- ClientDataImpl* data = static_cast<ClientDataImpl*>(eventDetails.GetClientData()); |
- data->task()->run(); |
- return; |
- } |
- |
- if (event != v8::Break && event != v8::Exception && event != v8::AfterCompile && event != v8::BeforeCompile) |
- return; |
- |
- v8::Handle<v8::Context> eventContext = eventDetails.GetEventContext(); |
- ASSERT(!eventContext.IsEmpty()); |
- |
- ScriptDebugListener* listener = getDebugListenerForContext(eventContext); |
- if (listener) { |
- v8::HandleScope scope(m_isolate); |
- v8::Handle<v8::Object> debuggerScript = m_debuggerScript.newLocal(m_isolate); |
- if (event == v8::BeforeCompile) { |
- preprocessBeforeCompile(eventDetails); |
- } else if (event == v8::AfterCompile) { |
- v8::Context::Scope contextScope(v8::Debug::GetDebugContext()); |
- v8::Handle<v8::Function> getAfterCompileScript = v8::Local<v8::Function>::Cast(debuggerScript->Get(v8AtomicString(m_isolate, "getAfterCompileScript"))); |
- v8::Handle<v8::Value> argv[] = { eventDetails.GetEventData() }; |
- v8::Handle<v8::Value> value = V8ScriptRunner::callInternalFunction(getAfterCompileScript, debuggerScript, WTF_ARRAY_LENGTH(argv), argv, m_isolate); |
- ASSERT(value->IsObject()); |
- v8::Handle<v8::Object> object = v8::Handle<v8::Object>::Cast(value); |
- dispatchDidParseSource(listener, object); |
- } else if (event == v8::Exception) { |
- v8::Local<v8::StackTrace> stackTrace = v8::StackTrace::CurrentStackTrace(m_isolate, 1); |
- // Stack trace is empty in case of syntax error. Silently continue execution in such cases. |
- if (!stackTrace->GetFrameCount()) |
- return; |
- v8::Handle<v8::Object> eventData = eventDetails.GetEventData(); |
- v8::Handle<v8::Value> exceptionGetterValue = eventData->Get(v8AtomicString(m_isolate, "exception")); |
- ASSERT(!exceptionGetterValue.IsEmpty() && exceptionGetterValue->IsFunction()); |
- v8::Handle<v8::Value> exception = V8ScriptRunner::callInternalFunction(v8::Handle<v8::Function>::Cast(exceptionGetterValue), eventData, 0, 0, m_isolate); |
- handleProgramBreak(ScriptState::from(eventContext), eventDetails.GetExecutionState(), exception, v8::Handle<v8::Array>()); |
- } else if (event == v8::Break) { |
- v8::Handle<v8::Function> getBreakpointNumbersFunction = v8::Local<v8::Function>::Cast(debuggerScript->Get(v8AtomicString(m_isolate, "getBreakpointNumbers"))); |
- v8::Handle<v8::Value> argv[] = { eventDetails.GetEventData() }; |
- v8::Handle<v8::Value> hitBreakpoints = V8ScriptRunner::callInternalFunction(getBreakpointNumbersFunction, debuggerScript, WTF_ARRAY_LENGTH(argv), argv, m_isolate); |
- ASSERT(hitBreakpoints->IsArray()); |
- handleProgramBreak(ScriptState::from(eventContext), eventDetails.GetExecutionState(), v8::Handle<v8::Value>(), hitBreakpoints.As<v8::Array>()); |
- } |
- } |
-} |
- |
-void ScriptDebugServer::dispatchDidParseSource(ScriptDebugListener* listener, v8::Handle<v8::Object> object) |
-{ |
- v8::Handle<v8::Value> id = object->Get(v8AtomicString(m_isolate, "id")); |
- ASSERT(!id.IsEmpty() && id->IsInt32()); |
- String sourceID = String::number(id->Int32Value()); |
- |
- ScriptDebugListener::Script script; |
- script.url = toCoreStringWithUndefinedOrNullCheck(object->Get(v8AtomicString(m_isolate, "name"))); |
- script.source = toCoreStringWithUndefinedOrNullCheck(object->Get(v8AtomicString(m_isolate, "source"))); |
- script.sourceMappingURL = toCoreStringWithUndefinedOrNullCheck(object->Get(v8AtomicString(m_isolate, "sourceMappingURL"))); |
- script.startLine = object->Get(v8AtomicString(m_isolate, "startLine"))->ToInteger()->Value(); |
- script.startColumn = object->Get(v8AtomicString(m_isolate, "startColumn"))->ToInteger()->Value(); |
- script.endLine = object->Get(v8AtomicString(m_isolate, "endLine"))->ToInteger()->Value(); |
- script.endColumn = object->Get(v8AtomicString(m_isolate, "endColumn"))->ToInteger()->Value(); |
- script.isContentScript = object->Get(v8AtomicString(m_isolate, "isContentScript"))->ToBoolean()->Value(); |
- |
- listener->didParseSource(sourceID, script); |
-} |
- |
-void ScriptDebugServer::ensureDebuggerScriptCompiled() |
-{ |
- if (!m_debuggerScript.isEmpty()) |
- return; |
- |
- v8::HandleScope scope(m_isolate); |
- v8::Context::Scope contextScope(v8::Debug::GetDebugContext()); |
- v8::Handle<v8::String> source = v8String(m_isolate, String(reinterpret_cast<const char*>(DebuggerScriptSource_js), sizeof(DebuggerScriptSource_js))); |
- v8::Local<v8::Value> value = V8ScriptRunner::compileAndRunInternalScript(source, m_isolate); |
- ASSERT(!value.IsEmpty()); |
- ASSERT(value->IsObject()); |
- m_debuggerScript.set(m_isolate, v8::Handle<v8::Object>::Cast(value)); |
-} |
- |
-void ScriptDebugServer::discardDebuggerScript() |
-{ |
- ASSERT(!m_debuggerScript.isEmpty()); |
- m_debuggerScript.clear(); |
-} |
- |
-v8::Local<v8::Value> ScriptDebugServer::functionScopes(v8::Handle<v8::Function> function) |
-{ |
- ensureDebuggerScriptCompiled(); |
- |
- v8::Handle<v8::Value> argv[] = { function }; |
- return callDebuggerMethod("getFunctionScopes", 1, argv); |
-} |
- |
-v8::Local<v8::Value> ScriptDebugServer::getInternalProperties(v8::Handle<v8::Object>& object) |
-{ |
- if (m_debuggerScript.isEmpty()) |
- return v8::Local<v8::Value>::New(m_isolate, v8::Undefined(m_isolate)); |
- |
- v8::Handle<v8::Value> argv[] = { object }; |
- return callDebuggerMethod("getInternalProperties", 1, argv); |
-} |
- |
-v8::Handle<v8::Value> ScriptDebugServer::setFunctionVariableValue(v8::Handle<v8::Value> functionValue, int scopeNumber, const String& variableName, v8::Handle<v8::Value> newValue) |
-{ |
- v8::Local<v8::Context> debuggerContext = v8::Debug::GetDebugContext(); |
- if (m_debuggerScript.isEmpty()) |
- return m_isolate->ThrowException(v8::String::NewFromUtf8(m_isolate, "Debugging is not enabled.")); |
- |
- v8::Handle<v8::Value> argv[] = { |
- functionValue, |
- v8::Handle<v8::Value>(v8::Integer::New(debuggerContext->GetIsolate(), scopeNumber)), |
- v8String(debuggerContext->GetIsolate(), variableName), |
- newValue |
- }; |
- return callDebuggerMethod("setFunctionVariableValue", 4, argv); |
-} |
- |
- |
-bool ScriptDebugServer::isPaused() |
-{ |
- return m_pausedScriptState; |
-} |
- |
-void ScriptDebugServer::compileScript(ScriptState* scriptState, const String& expression, const String& sourceURL, String* scriptId, String* exceptionDetailsText, int* lineNumber, int* columnNumber, RefPtrWillBeRawPtr<ScriptCallStack>* stackTrace) |
-{ |
- if (scriptState->contextIsEmpty()) |
- return; |
- ScriptState::Scope scope(scriptState); |
- |
- v8::Handle<v8::String> source = v8String(m_isolate, expression); |
- v8::TryCatch tryCatch; |
- v8::Local<v8::Script> script = V8ScriptRunner::compileScript(source, sourceURL, TextPosition(), 0, m_isolate); |
- if (tryCatch.HasCaught()) { |
- v8::Local<v8::Message> message = tryCatch.Message(); |
- if (!message.IsEmpty()) { |
- *exceptionDetailsText = toCoreStringWithUndefinedOrNullCheck(message->Get()); |
- *lineNumber = message->GetLineNumber(); |
- *columnNumber = message->GetStartColumn(); |
- *stackTrace = createScriptCallStack(message->GetStackTrace(), message->GetStackTrace()->GetFrameCount(), m_isolate); |
- } |
- return; |
- } |
- if (script.IsEmpty()) |
- return; |
- |
- *scriptId = String::number(script->GetUnboundScript()->GetId()); |
- m_compiledScripts.set(*scriptId, adoptPtr(new ScopedPersistent<v8::Script>(m_isolate, script))); |
-} |
- |
-void ScriptDebugServer::clearCompiledScripts() |
-{ |
- m_compiledScripts.clear(); |
-} |
- |
-void ScriptDebugServer::runScript(ScriptState* scriptState, const String& scriptId, ScriptValue* result, bool* wasThrown, String* exceptionDetailsText, int* lineNumber, int* columnNumber, RefPtrWillBeRawPtr<ScriptCallStack>* stackTrace) |
-{ |
- if (!m_compiledScripts.contains(scriptId)) |
- return; |
- v8::HandleScope handleScope(m_isolate); |
- ScopedPersistent<v8::Script>* scriptHandle = m_compiledScripts.get(scriptId); |
- v8::Local<v8::Script> script = scriptHandle->newLocal(m_isolate); |
- m_compiledScripts.remove(scriptId); |
- if (script.IsEmpty()) |
- return; |
- |
- if (scriptState->contextIsEmpty()) |
- return; |
- ScriptState::Scope scope(scriptState); |
- v8::TryCatch tryCatch; |
- v8::Local<v8::Value> value = V8ScriptRunner::runCompiledScript(script, scriptState->executionContext(), m_isolate); |
- *wasThrown = false; |
- if (tryCatch.HasCaught()) { |
- *wasThrown = true; |
- *result = ScriptValue(scriptState, tryCatch.Exception()); |
- v8::Local<v8::Message> message = tryCatch.Message(); |
- if (!message.IsEmpty()) { |
- *exceptionDetailsText = toCoreStringWithUndefinedOrNullCheck(message->Get()); |
- *lineNumber = message->GetLineNumber(); |
- *columnNumber = message->GetStartColumn(); |
- *stackTrace = createScriptCallStack(message->GetStackTrace(), message->GetStackTrace()->GetFrameCount(), m_isolate); |
- } |
- } else { |
- *result = ScriptValue(scriptState, value); |
- } |
-} |
- |
-PassOwnPtr<ScriptSourceCode> ScriptDebugServer::preprocess(LocalFrame*, const ScriptSourceCode&) |
-{ |
- return PassOwnPtr<ScriptSourceCode>(); |
-} |
- |
-String ScriptDebugServer::preprocessEventListener(LocalFrame*, const String& source, const String& url, const String& functionName) |
-{ |
- return source; |
-} |
- |
-} // namespace WebCore |