bool WorkerScriptController::evaluate(const ScriptSourceCode& sourceCode, RefPtrWillBeRawPtr<ErrorEvent>* errorEvent, CachedMetadataHandler* cacheHandler, V8CacheOptions v8CacheOptions)
{
if (isExecutionForbidden())
return false;
WorkerGlobalScopeExecutionState state(this);
evaluate(sourceCode.source(), sourceCode.url().string(), sourceCode.startPosition(), cacheHandler, v8CacheOptions);
if (isExecutionForbidden())
return false;
if (state.hadException) {
if (errorEvent) {
if (state.m_errorEventFromImportedScript) {
// Propagate inner error event outwards.
*errorEvent = state.m_errorEventFromImportedScript.release();
return false;
}
if (m_workerGlobalScope.shouldSanitizeScriptError(state.sourceURL, NotSharableCrossOrigin))
*errorEvent = ErrorEvent::createSanitizedError(m_world.get());
else
*errorEvent = ErrorEvent::create(state.errorMessage, state.sourceURL, state.lineNumber, state.columnNumber, m_world.get());
V8ErrorHandler::storeExceptionOnErrorEventWrapper(isolate(), errorEvent->get(), state.exception.v8Value(), m_scriptState->context()->Global());
} else {
ASSERT(!m_workerGlobalScope.shouldSanitizeScriptError(state.sourceURL, NotSharableCrossOrigin));
RefPtrWillBeRawPtr<ErrorEvent> event = nullptr;
if (state.m_errorEventFromImportedScript)
event = state.m_errorEventFromImportedScript.release();
else
event = ErrorEvent::create(state.errorMessage, state.sourceURL, state.lineNumber, state.columnNumber, m_world.get());
m_workerGlobalScope.reportException(event, 0, nullptr, NotSharableCrossOrigin);
}
return false;
}
return true;
}
void WorkerScriptController::evaluate(const ScriptSourceCode& sourceCode, ScriptValue* exception)
{
if (isExecutionForbidden())
return;
WorkerContextExecutionState state;
m_proxy->evaluate(sourceCode.source(), sourceCode.url().string(), sourceCode.startPosition(), &state);
if (state.hadException) {
if (exception)
*exception = state.exception;
else
m_workerContext->reportException(state.errorMessage, state.lineNumber, state.sourceURL, 0);
}
}
bool WorkerOrWorkletScriptController::evaluate(
const ScriptSourceCode& sourceCode,
ErrorEvent** errorEvent,
CachedMetadataHandler* cacheHandler,
V8CacheOptions v8CacheOptions) {
if (isExecutionForbidden())
return false;
ExecutionState state(this);
evaluate(sourceCode.source(), sourceCode.url().getString(),
sourceCode.startPosition(), cacheHandler, v8CacheOptions);
if (isExecutionForbidden())
return false;
if (state.hadException) {
if (errorEvent) {
if (state.m_errorEventFromImportedScript) {
// Propagate inner error event outwards.
*errorEvent = state.m_errorEventFromImportedScript.release();
return false;
}
if (m_globalScope->shouldSanitizeScriptError(state.m_location->url(),
NotSharableCrossOrigin))
*errorEvent = ErrorEvent::createSanitizedError(m_world.get());
else
*errorEvent = ErrorEvent::create(
state.errorMessage, state.m_location->clone(), m_world.get());
V8ErrorHandler::storeExceptionOnErrorEventWrapper(
m_scriptState.get(), *errorEvent, state.exception.v8Value(),
m_scriptState->context()->Global());
} else {
DCHECK(!m_globalScope->shouldSanitizeScriptError(state.m_location->url(),
NotSharableCrossOrigin));
ErrorEvent* event = nullptr;
if (state.m_errorEventFromImportedScript)
event = state.m_errorEventFromImportedScript.release();
else
event = ErrorEvent::create(state.errorMessage,
state.m_location->clone(), m_world.get());
m_globalScope->dispatchErrorEvent(event, NotSharableCrossOrigin);
}
return false;
}
return true;
}
void WorkerScriptController::evaluate(const ScriptSourceCode& sourceCode, RefPtr<ErrorEvent>* errorEvent)
{
if (isExecutionForbidden())
return;
WorkerGlobalScopeExecutionState state;
evaluate(sourceCode.source(), sourceCode.url().string(), sourceCode.startPosition(), &state);
if (state.hadException) {
if (errorEvent) {
*errorEvent = m_workerGlobalScope.shouldSanitizeScriptError(state.sourceURL, NotSharableCrossOrigin) ?
ErrorEvent::createSanitizedError(nullptr) : ErrorEvent::create(state.errorMessage, state.sourceURL, state.lineNumber, state.columnNumber, nullptr);
V8ErrorHandler::storeExceptionOnErrorEventWrapper(errorEvent->get(), state.exception.v8Value(), isolate());
} else {
ASSERT(!m_workerGlobalScope.shouldSanitizeScriptError(state.sourceURL, NotSharableCrossOrigin));
RefPtr<ErrorEvent> event = m_errorEventFromImportedScript ? m_errorEventFromImportedScript.release() : ErrorEvent::create(state.errorMessage, state.sourceURL, state.lineNumber, state.columnNumber, nullptr);
m_workerGlobalScope.reportException(event, nullptr, NotSharableCrossOrigin);
}
}
}
v8::Local<v8::Value> V8Proxy::evaluate(const ScriptSourceCode& source, Node* node)
{
ASSERT(v8::Context::InContext());
V8GCController::checkMemoryUsage();
InspectorInstrumentationCookie cookie = InspectorInstrumentation::willEvaluateScript(m_frame, source.url().isNull() ? String() : source.url().string(), source.startLine());
v8::Local<v8::Value> result;
{
// Isolate exceptions that occur when compiling and executing
// the code. These exceptions should not interfere with
// javascript code we might evaluate from C++ when returning
// from here.
v8::TryCatch tryCatch;
tryCatch.SetVerbose(true);
// Compile the script.
v8::Local<v8::String> code = v8ExternalString(source.source());
#if PLATFORM(CHROMIUM)
TRACE_EVENT_BEGIN0("v8", "v8.compile");
#endif
OwnPtr<v8::ScriptData> scriptData = precompileScript(code, source.cachedScript());
// NOTE: For compatibility with WebCore, ScriptSourceCode's line starts at
// 1, whereas v8 starts at 0.
v8::Handle<v8::Script> script = compileScript(code, source.url(), source.startPosition(), scriptData.get());
#if PLATFORM(CHROMIUM)
TRACE_EVENT_END0("v8", "v8.compile");
TRACE_EVENT0("v8", "v8.run");
#endif
result = runScript(script);
}
InspectorInstrumentation::didEvaluateScript(cookie);
return result;
}
v8::Local<v8::Value> ScriptController::compileAndRunScript(const ScriptSourceCode& source)
{
ASSERT(v8::Context::InContext());
V8GCController::checkMemoryUsage();
InspectorInstrumentationCookie cookie = InspectorInstrumentation::willEvaluateScript(m_frame, source.url().isNull() ? String() : source.url().string(), source.startLine());
v8::Local<v8::Value> result;
{
// Isolate exceptions that occur when compiling and executing
// the code. These exceptions should not interfere with
// javascript code we might evaluate from C++ when returning
// from here.
v8::TryCatch tryCatch;
tryCatch.SetVerbose(true);
// Compile the script.
v8::Handle<v8::String> code = v8String(source.source(), m_isolate);
TRACE_EVENT_BEGIN0("v8", "v8.compile");
OwnPtr<v8::ScriptData> scriptData = ScriptSourceCode::precompileScript(code, source.cachedScript());
// NOTE: For compatibility with WebCore, ScriptSourceCode's line starts at
// 1, whereas v8 starts at 0.
v8::Handle<v8::Script> script = ScriptSourceCode::compileScript(code, source.url(), source.startPosition(), scriptData.get(), m_isolate);
TRACE_EVENT_END0("v8", "v8.compile");
TRACE_EVENT0("v8", "v8.run");
// Keep Frame (and therefore ScriptController) alive.
RefPtr<Frame> protect(m_frame);
result = V8ScriptRunner::runCompiledScript(script, m_frame->document());
ASSERT(!tryCatch.HasCaught() || result.IsEmpty());
}
InspectorInstrumentation::didEvaluateScript(cookie);
return result;
}
v8::Local<v8::Value> V8Proxy::evaluate(const ScriptSourceCode& source, Node* node)
{
ASSERT(v8::Context::InContext());
V8GCController::checkMemoryUsage();
InspectorInstrumentationCookie cookie = InspectorInstrumentation::willEvaluateScript(m_frame, source.url().isNull() ? String() : source.url().string(), source.startLine());
v8::Local<v8::Value> result;
{
// Isolate exceptions that occur when compiling and executing
// the code. These exceptions should not interfere with
// javascript code we might evaluate from C++ when returning
// from here.
v8::TryCatch tryCatch;
tryCatch.SetVerbose(true);
// Compile the script.
v8::Local<v8::String> code = v8ExternalString(source.source());
#if PLATFORM(CHROMIUM)
PlatformBridge::traceEventBegin("v8.compile", node, "");
#endif
OwnPtr<v8::ScriptData> scriptData = precompileScript(code, source.cachedScript());
// NOTE: For compatibility with WebCore, ScriptSourceCode's line starts at
// 1, whereas v8 starts at 0.
v8::Handle<v8::Script> script = compileScript(code, source.url(), WTF::toZeroBasedTextPosition(source.startPosition()), scriptData.get());
#if PLATFORM(CHROMIUM)
PlatformBridge::traceEventEnd("v8.compile", node, "");
PlatformBridge::traceEventBegin("v8.run", node, "");
#endif
// Set inlineCode to true for <a href="javascript:doSomething()">
// and false for <script>doSomething</script>. We make a rough guess at
// this based on whether the script source has a URL.
result = runScript(script, source.url().string().isNull());
}
#if PLATFORM(CHROMIUM)
PlatformBridge::traceEventEnd("v8.run", node, "");
#endif
InspectorInstrumentation::didEvaluateScript(cookie);
return result;
}
v8::Local<v8::Value> ScriptController::executeScriptAndReturnValue(v8::Handle<v8::Context> context, const ScriptSourceCode& source, AccessControlStatus corsStatus)
{
v8::Context::Scope scope(context);
InspectorInstrumentationCookie cookie = InspectorInstrumentation::willEvaluateScript(m_frame, source.url().isNull() ? String() : source.url().string(), source.startLine());
v8::Local<v8::Value> result;
{
// Isolate exceptions that occur when compiling and executing
// the code. These exceptions should not interfere with
// javascript code we might evaluate from C++ when returning
// from here.
v8::TryCatch tryCatch;
tryCatch.SetVerbose(true);
v8::Handle<v8::String> code = v8String(m_isolate, source.source());
OwnPtr<v8::ScriptData> scriptData = V8ScriptRunner::precompileScript(code, source.resource());
// NOTE: For compatibility with WebCore, ScriptSourceCode's line starts at
// 1, whereas v8 starts at 0.
v8::Handle<v8::Script> script = V8ScriptRunner::compileScript(code, source.url(), source.startPosition(), scriptData.get(), m_isolate, corsStatus);
// Keep LocalFrame (and therefore ScriptController) alive.
RefPtr<LocalFrame> protect(m_frame);
result = V8ScriptRunner::runCompiledScript(script, m_frame->document(), m_isolate);
ASSERT(!tryCatch.HasCaught() || result.IsEmpty());
}
InspectorInstrumentation::didEvaluateScript(cookie);
return result;
}
v8::Local<v8::Value> ScriptController::executeScriptAndReturnValue(v8::Local<v8::Context> context, const ScriptSourceCode& source, AccessControlStatus accessControlStatus, double* compilationFinishTime)
{
TRACE_EVENT1("devtools.timeline", "EvaluateScript", "data", InspectorEvaluateScriptEvent::data(frame(), source.url().getString(), source.startPosition()));
InspectorInstrumentation::NativeBreakpoint nativeBreakpoint(frame()->document(), "scriptFirstStatement", false);
v8::Local<v8::Value> result;
{
V8CacheOptions v8CacheOptions(V8CacheOptionsDefault);
if (frame()->settings())
v8CacheOptions = frame()->settings()->v8CacheOptions();
if (source.resource() && !source.resource()->response().cacheStorageCacheName().isNull()) {
switch (frame()->settings()->v8CacheStrategiesForCacheStorage()) {
case V8CacheStrategiesForCacheStorage::None:
v8CacheOptions = V8CacheOptionsNone;
break;
case V8CacheStrategiesForCacheStorage::Normal:
v8CacheOptions = V8CacheOptionsCode;
break;
case V8CacheStrategiesForCacheStorage::Default:
case V8CacheStrategiesForCacheStorage::Aggressive:
v8CacheOptions = V8CacheOptionsAlways;
break;
}
}
// Isolate exceptions that occur when compiling and executing
// the code. These exceptions should not interfere with
// javascript code we might evaluate from C++ when returning
// from here.
v8::TryCatch tryCatch(isolate());
tryCatch.SetVerbose(true);
v8::Local<v8::Script> script;
if (!v8Call(V8ScriptRunner::compileScript(source, isolate(), accessControlStatus, v8CacheOptions), script, tryCatch))
return result;
if (compilationFinishTime) {
*compilationFinishTime = WTF::monotonicallyIncreasingTime();
}
if (!v8Call(V8ScriptRunner::runCompiledScript(isolate(), script, frame()->document()), result, tryCatch))
return result;
}
TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "UpdateCounters", TRACE_EVENT_SCOPE_THREAD, "data", InspectorUpdateCountersEvent::data());
return result;
}
v8::Local<v8::Script> V8ScriptRunner::compileScript(const ScriptSourceCode& source, v8::Isolate* isolate, AccessControlStatus corsStatus)
{
return compileScript(v8String(isolate, source.source()), source.url(), source.startPosition(), source.resource(), isolate, corsStatus);
}
v8::Local<v8::Value> ScriptController::executeScriptAndReturnValue(v8::Local<v8::Context> context, const ScriptSourceCode& source, AccessControlStatus accessControlStatus, double* compilationFinishTime)
{
TRACE_EVENT1("devtools.timeline", "EvaluateScript", "data", InspectorEvaluateScriptEvent::data(frame(), source.url().string(), source.startPosition()));
InspectorInstrumentation::willEvaluateScript(frame()->document());
v8::Local<v8::Value> result;
{
V8CacheOptions v8CacheOptions(V8CacheOptionsDefault);
if (frame()->settings())
v8CacheOptions = frame()->settings()->v8CacheOptions();
// Isolate exceptions that occur when compiling and executing
// the code. These exceptions should not interfere with
// javascript code we might evaluate from C++ when returning
// from here.
v8::TryCatch tryCatch;
tryCatch.SetVerbose(true);
v8::Local<v8::Script> script;
if (!v8Call(V8ScriptRunner::compileScript(source, isolate(), accessControlStatus, v8CacheOptions), script, tryCatch))
return result;
if (compilationFinishTime) {
*compilationFinishTime = WTF::monotonicallyIncreasingTime();
}
// Keep LocalFrame (and therefore ScriptController) alive.
RefPtrWillBeRawPtr<LocalFrame> protect(frame());
if (!v8Call(V8ScriptRunner::runCompiledScript(isolate(), script, frame()->document()), result, tryCatch))
return result;
}
TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "UpdateCounters", TRACE_EVENT_SCOPE_THREAD, "data", InspectorUpdateCountersEvent::data());
return result;
}
v8::MaybeLocal<v8::Script> V8ScriptRunner::compileScript(const ScriptSourceCode& source, v8::Isolate* isolate, AccessControlStatus corsStatus, V8CacheOptions cacheOptions)
{
if (source.source().length() >= v8::String::kMaxLength) {
V8ThrowException::throwGeneralError(isolate, "Source file too large.");
return v8::Local<v8::Script>();
}
return compileScript(v8String(isolate, source.source()), source.url(), source.sourceMapUrl(), source.startPosition(), isolate, source.resource(), source.streamer(), source.resource() ? source.resource()->cacheHandler() : nullptr, corsStatus, cacheOptions);
}