| /* |
| * Copyright (C) 2014 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/core/dart/DartInjectedScript.h" |
| |
| #include "bindings/core/dart/DartHandleProxy.h" |
| #include "bindings/core/dart/DartInjectedScriptHost.h" |
| #include "bindings/core/dart/DartJsInterop.h" |
| #include "bindings/core/dart/DartNode.h" |
| #include "bindings/core/dart/DartScriptDebugServer.h" |
| #include "bindings/core/dart/DartScriptState.h" |
| #include "bindings/core/dart/DartUtilities.h" |
| #include "bindings/core/dart/V8Converter.h" |
| #include "bindings/core/v8/ScriptFunctionCall.h" |
| #include "core/inspector/InjectedScriptHost.h" |
| #include "core/inspector/JSONParser.h" |
| #include "platform/JSONValues.h" |
| |
| using blink::TypeBuilder::Array; |
| using blink::TypeBuilder::Debugger::CallFrame; |
| using blink::TypeBuilder::Debugger::Location; |
| using blink::TypeBuilder::Debugger::Scope; |
| using blink::TypeBuilder::Runtime::PropertyDescriptor; |
| using blink::TypeBuilder::Runtime::InternalPropertyDescriptor; |
| using blink::TypeBuilder::Debugger::FunctionDetails; |
| using blink::TypeBuilder::Runtime::RemoteObject; |
| using blink::TypeBuilder::Runtime::PropertyPreview; |
| |
| namespace blink { |
| |
| Dart_Handle getLibraryUrl(Dart_Handle handle) |
| { |
| intptr_t libraryId = 0; |
| Dart_Handle ALLOW_UNUSED result = Dart_LibraryId(handle, &libraryId); |
| ASSERT(!Dart_IsError(result)); |
| Dart_Handle libraryUrl = Dart_GetLibraryURL(libraryId); |
| ASSERT(Dart_IsString(libraryUrl)); |
| return libraryUrl; |
| } |
| |
| Dart_Handle getObjectCompletions(Dart_Handle object, Dart_Handle library) |
| { |
| Dart_Handle args[2] = {object, getLibraryUrl(library)}; |
| return DartUtilities::invokeUtilsMethod("getObjectCompletions", 2, args); |
| } |
| |
| Dart_Handle getLibraryCompletions(Dart_Handle library) |
| { |
| Dart_Handle libraryUrl = getLibraryUrl(library); |
| return DartUtilities::invokeUtilsMethod("getLibraryCompletions", 1, &libraryUrl); |
| } |
| |
| Dart_Handle getLibraryCompletionsIncludingImports(Dart_Handle library) |
| { |
| Dart_Handle libraryUrl = getLibraryUrl(library); |
| return DartUtilities::invokeUtilsMethod("getLibraryCompletionsIncludingImports", 1, &libraryUrl); |
| } |
| |
| Dart_Handle getObjectProperties(Dart_Handle object, bool ownProperties, bool accessorPropertiesOnly) |
| { |
| Dart_Handle args[3] = {object, DartUtilities::boolToDart(ownProperties), DartUtilities::boolToDart(accessorPropertiesOnly)}; |
| return DartUtilities::invokeUtilsMethod("getObjectProperties", 3, args); |
| } |
| |
| Dart_Handle getObjectPropertySafe(Dart_Handle object, const String& propertyName) |
| { |
| Dart_Handle args[2] = {object, DartUtilities::stringToDartString(propertyName)}; |
| return DartUtilities::invokeUtilsMethod("getObjectPropertySafe", 2, args); |
| } |
| |
| Dart_Handle getObjectClassProperties(Dart_Handle object, bool ownProperties, bool accessorPropertiesOnly) |
| { |
| Dart_Handle args[3] = {object, DartUtilities::boolToDart(ownProperties), DartUtilities::boolToDart(accessorPropertiesOnly)}; |
| return DartUtilities::invokeUtilsMethod("getObjectClassProperties", 3, args); |
| } |
| |
| Dart_Handle getClassProperties(Dart_Handle kind, bool ownProperties, bool accessorPropertiesOnly) |
| { |
| Dart_Handle args[3] = {kind, DartUtilities::boolToDart(ownProperties), DartUtilities::boolToDart(accessorPropertiesOnly)}; |
| return DartUtilities::invokeUtilsMethod("getClassProperties", 3, args); |
| } |
| |
| Dart_Handle getLibraryProperties(Dart_Handle library, bool ownProperties, bool accessorPropertiesOnly) |
| { |
| Dart_Handle args[3] = {getLibraryUrl(library), DartUtilities::boolToDart(ownProperties), DartUtilities::boolToDart(accessorPropertiesOnly)}; |
| return DartUtilities::invokeUtilsMethod("getLibraryProperties", 3, args); |
| } |
| |
| Dart_Handle describeFunction(Dart_Handle function) |
| { |
| return DartUtilities::invokeUtilsMethod("describeFunction", 1, &function); |
| } |
| |
| Dart_Handle getInvocationTrampolineDetails(Dart_Handle function) |
| { |
| return DartUtilities::invokeUtilsMethod("getInvocationTrampolineDetails", 1, &function); |
| } |
| |
| Dart_Handle findReceiver(Dart_Handle locals) |
| { |
| intptr_t length = 0; |
| Dart_Handle ALLOW_UNUSED result = Dart_ListLength(locals, &length); |
| ASSERT(!Dart_IsError(result)); |
| ASSERT(length % 2 == 0); |
| String thisStr("this"); |
| for (intptr_t i = 0; i < length; i+= 2) { |
| Dart_Handle name = Dart_ListGetAt(locals, i); |
| if (DartUtilities::toString(name) == thisStr) { |
| Dart_Handle ret = Dart_ListGetAt(locals, i + 1); |
| return Dart_IsNull(ret) ? 0 : ret; |
| } |
| } |
| return 0; |
| } |
| |
| Dart_Handle lookupEnclosingType(Dart_Handle functionOwner) |
| { |
| // Walk up the chain of function owners until we reach a type or library |
| // handle. |
| while (Dart_IsFunction(functionOwner)) |
| functionOwner = Dart_FunctionOwner(functionOwner); |
| return functionOwner; |
| } |
| |
| String stripVariableName(const String& name) |
| { |
| size_t index = name.find('@'); |
| return index == kNotFound ? name : name.left(index); |
| } |
| |
| String stripFunctionDescription(const String& description) |
| { |
| size_t index = description.find('{'); |
| if (index != kNotFound) |
| return description.left(index); |
| index = description.find(';'); |
| if (index != kNotFound) |
| return description.left(index); |
| return description; |
| } |
| |
| DartDebuggerObject::DartDebuggerObject(Dart_PersistentHandle h, const String& objectGroup, Kind kind) |
| : m_handle(h) |
| , m_group(objectGroup) |
| , m_kind(kind) |
| { |
| } |
| |
| DartDebuggerObject::~DartDebuggerObject() |
| { |
| Dart_DeletePersistentHandle(m_handle); |
| } |
| |
| DartInjectedScript::DartInjectedScript() |
| : m_name("DartInjectedScript") |
| , m_inspectedStateAccessCheck(0) |
| , m_scriptState(0) |
| , m_nextObjectId(1) |
| , m_host(0) |
| , m_consoleApi(0) |
| { |
| } |
| |
| DartInjectedScript::DartInjectedScript(DartScriptState* scriptState, InjectedScriptManager::InspectedStateAccessCheck accessCheck, int injectedScriptId, InjectedScriptHost* host, InjectedScriptManager* injectedScriptManager) |
| : m_name("DartInjectedScript") |
| , m_inspectedStateAccessCheck(accessCheck) |
| , m_scriptState(scriptState) |
| , m_nextObjectId(1) |
| , m_injectedScriptId(injectedScriptId) |
| , m_host(host) |
| , m_injectedScriptManager(injectedScriptManager) |
| , m_consoleApi(0) |
| { |
| } |
| |
| bool DartInjectedScript::canAccessInspectedWindow() const |
| { |
| return m_inspectedStateAccessCheck(scriptState()); |
| } |
| |
| bool DartInjectedScript::validateObjectId(const String& objectId) |
| { |
| RefPtr<JSONValue> parsedObjectId = parseJSON(objectId); |
| if (parsedObjectId && parsedObjectId->type() == JSONValue::TypeObject) { |
| long injectedScriptId = 0; |
| bool success = parsedObjectId->asObject()->getNumber("injectedScriptId", &injectedScriptId); |
| return success && injectedScriptId == m_injectedScriptId; |
| } |
| return false; |
| } |
| |
| void DartInjectedScript::packageResult(Dart_Handle dartHandle, DartDebuggerObject::Kind kind, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| switch (kind) { |
| case DartDebuggerObject::Object: |
| packageObjectResult(dartHandle, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| case DartDebuggerObject::ObjectClass: |
| packageObjectClassResult(dartHandle, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| case DartDebuggerObject::Function: |
| packageFunctionResult(dartHandle, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| case DartDebuggerObject::Method: |
| packageMethodResult(dartHandle, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| case DartDebuggerObject::Class: |
| case DartDebuggerObject::StaticClass: |
| packageClassResult(dartHandle, kind, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| case DartDebuggerObject::Library: |
| case DartDebuggerObject::CurrentLibrary: |
| packageLibraryResult(dartHandle, kind, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| case DartDebuggerObject::Isolate: |
| packageIsolateResult(dartHandle, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| case DartDebuggerObject::LocalVariables: |
| packageLocalVariablesResult(dartHandle, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| case DartDebuggerObject::Error: |
| packageErrorResult(dartHandle, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| default: |
| ASSERT_NOT_REACHED(); |
| } |
| } |
| |
| DartInjectedScript::~DartInjectedScript() |
| { |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| |
| for (DebuggerObjectMap::iterator it = m_objects.begin(); it != m_objects.end(); ++it) { |
| delete it->value; |
| } |
| |
| if (m_consoleApi) |
| Dart_DeletePersistentHandle(m_consoleApi); |
| } |
| |
| Dart_Handle DartInjectedScript::consoleApi() |
| { |
| if (!m_consoleApi) { |
| Dart_Handle host = DartInjectedScriptHost::toDart(m_host); |
| Dart_SetPeer(host, this); |
| Dart_Handle consoleApi = DartUtilities::invokeUtilsMethod("consoleApi", 1, &host); |
| ASSERT(!Dart_IsError(consoleApi)); |
| m_consoleApi = Dart_NewPersistentHandle(consoleApi); |
| } |
| return m_consoleApi; |
| } |
| |
| Dart_Handle DartInjectedScript::evaluateHelper(Dart_Handle target, const String& rawExpression, Dart_Handle localVariables, bool includeCommandLineAPI, Dart_Handle& exception) |
| { |
| DartDOMData* ALLOW_UNUSED domData = DartDOMData::current(); |
| ASSERT(domData); |
| ASSERT(Dart_IsList(localVariables) || Dart_IsNull(localVariables)); |
| |
| Dart_Handle expression = DartUtilities::stringToDart(rawExpression); |
| |
| if (includeCommandLineAPI) { |
| ASSERT(m_host); |
| // Vector of local variables and injected console variables. |
| Vector<Dart_Handle> locals; |
| if (Dart_IsList(localVariables)) { |
| DartUtilities::extractListElements(localVariables, exception, locals); |
| ASSERT(!exception); |
| } |
| |
| ScriptState* v8ScriptState = DartUtilities::v8ScriptStateForCurrentIsolate(); |
| for (unsigned i = 0; i < 6; i++) { |
| ScriptValue value = m_host->inspectedObject(i)->get(v8ScriptState); |
| v8::TryCatch tryCatch; |
| v8::Handle<v8::Value> v8Value = value.v8Value(); |
| if (v8Value.IsEmpty()) |
| break; |
| Dart_Handle dartValue = DartHandleProxy::unwrapValue(v8Value); |
| ASSERT(!Dart_IsError(dartValue)); |
| if (Dart_IsNull(dartValue)) |
| continue; |
| locals.append(DartUtilities::stringToDartString(String::format("$%d", i))); |
| locals.append(dartValue); |
| } |
| |
| Dart_Handle list = consoleApi(); |
| intptr_t length = 0; |
| ASSERT(Dart_IsList(list)); |
| Dart_Handle ALLOW_UNUSED ret = Dart_ListLength(list, &length); |
| ASSERT(!(length % 2)); |
| ASSERT(!Dart_IsError(ret)); |
| for (intptr_t i = 0; i < length; i += 2) { |
| Dart_Handle name = Dart_ListGetAt(list, i); |
| ASSERT(Dart_IsString(name)); |
| locals.append(name); |
| Dart_Handle value = Dart_ListGetAt(list, i+1); |
| ASSERT(!Dart_IsError(value)); |
| locals.append(value); |
| } |
| localVariables = DartUtilities::toList(locals, exception); |
| ASSERT(!exception); |
| } |
| |
| Dart_Handle wrapExpressionArgs[3] = { expression, localVariables, DartUtilities::boolToDart(includeCommandLineAPI) }; |
| Dart_Handle wrappedExpressionTuple = |
| DartUtilities::invokeUtilsMethod("wrapExpressionAsClosure", 3, wrapExpressionArgs); |
| ASSERT(Dart_IsList(wrappedExpressionTuple)); |
| Dart_Handle wrappedExpression = Dart_ListGetAt(wrappedExpressionTuple, 0); |
| Dart_Handle wrappedExpressionArgs = Dart_ListGetAt(wrappedExpressionTuple, 1); |
| // TODO(jacobr): replace most of this logic with Dart_ActivationFrameEvaluate. |
| |
| ASSERT(Dart_IsString(wrappedExpression)); |
| Dart_Handle closure = Dart_EvaluateExpr(target, wrappedExpression); |
| // There was a parse error. FIXME: consider cleaning up the line numbers in |
| // the error message. |
| if (Dart_IsError(closure)) { |
| exception = closure; |
| return 0; |
| } |
| |
| // Invoke the closure passing in the expression arguments specified by |
| // wrappedExpressionTuple. |
| ASSERT(DartUtilities::isFunction(domData, closure)); |
| intptr_t length = 0; |
| Dart_ListLength(wrappedExpressionArgs, &length); |
| Vector<Dart_Handle> dartFunctionArgs; |
| for (intptr_t i = 0; i < length; i ++) |
| dartFunctionArgs.append(Dart_ListGetAt(wrappedExpressionArgs, i)); |
| |
| Dart_Handle result = Dart_InvokeClosure(closure, dartFunctionArgs.size(), dartFunctionArgs.data()); |
| if (Dart_IsError(result)) { |
| exception = result; |
| return Dart_Null(); |
| } |
| return result; |
| } |
| |
| void DartInjectedScript::evaluateAndPackageResult(Dart_Handle target, const String& rawExpression, Dart_Handle localVariables, bool includeCommandLineAPI, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown, RefPtr<TypeBuilder::Debugger::ExceptionDetails>* exceptionDetails) |
| { |
| Dart_Handle exception = 0; |
| { |
| Dart_Handle evalResult = evaluateHelper(target, rawExpression, localVariables, includeCommandLineAPI, exception); |
| if (exception) |
| goto fail; |
| packageResult(evalResult, inferKind(evalResult), objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| } |
| fail: |
| ASSERT(exception); |
| packageResult(exception, DartDebuggerObject::Error, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| ASSERT(Dart_IsError(exception)); |
| if (exceptionDetails) { |
| *exceptionDetails = TypeBuilder::Debugger::ExceptionDetails::create().setText(Dart_GetError(exception)).release(); |
| Dart_StackTrace trace; |
| Dart_Handle ALLOW_UNUSED ret = Dart_GetStackTraceFromError(exception, &trace); |
| if (Dart_IsInstance(ret)) { |
| // Only unhandled exception error handles have stacktraces. |
| (*exceptionDetails)->setStackTrace(consoleCallFrames(trace)); |
| } |
| } |
| } |
| |
| PassRefPtr<Array<TypeBuilder::Console::CallFrame> > DartInjectedScript::consoleCallFrames(Dart_StackTrace trace) |
| { |
| intptr_t length = 0; |
| Dart_Handle ALLOW_UNUSED result; |
| RefPtr<Array<TypeBuilder::Console::CallFrame> > ret = Array<TypeBuilder::Console::CallFrame>::create(); |
| result = Dart_StackTraceLength(trace, &length); |
| ASSERT(!Dart_IsError(result)); |
| DartScriptDebugServer& debugServer = DartScriptDebugServer::shared(); |
| for (intptr_t i = 0; i < length; i++) { |
| Dart_ActivationFrame frame = 0; |
| result = Dart_GetActivationFrame(trace, i, &frame); |
| ASSERT(!Dart_IsError(result)); |
| Dart_Handle functionName = 0; |
| Dart_CodeLocation location; |
| Dart_ActivationFrameGetLocation(frame, &functionName, 0, &location); |
| const String& url = DartUtilities::toString(location.script_url); |
| intptr_t line = 0; |
| intptr_t column = 0; |
| Dart_ActivationFrameInfo(frame, 0, 0, &line, &column); |
| |
| ret->addItem(TypeBuilder::Console::CallFrame::create() |
| .setFunctionName(DartUtilities::toString(functionName)) |
| .setScriptId(debugServer.getScriptId(url, Dart_CurrentIsolate())) |
| .setUrl(url) |
| .setLineNumber(line-1) |
| .setColumnNumber(column) |
| .release()); |
| } |
| return ret; |
| } |
| |
| void DartInjectedScript::packageObjectResult(Dart_Handle dartHandle, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| ASSERT(Dart_IsInstance(dartHandle) || Dart_IsNull(dartHandle)); |
| |
| // FIXMEDART: support returnByValue for Dart types that are expressible as JSON. |
| bool wasThrownVal = false; |
| Dart_Handle exception = 0; |
| if (Dart_IsError(dartHandle)) { |
| wasThrownVal = true; |
| Dart_Handle exception = Dart_ErrorGetException(dartHandle); |
| ASSERT(Dart_IsInstance(exception)); |
| if (!Dart_IsInstance(exception)) { |
| *errorString = Dart_GetError(dartHandle); |
| return; |
| } |
| dartHandle = exception; |
| } |
| |
| // Primitive value |
| RefPtr<JSONValue> value = nullptr; |
| TypeBuilder::Runtime::RemoteObject::Type::Enum remoteObjectType = TypeBuilder::Runtime::RemoteObject::Type::Object; |
| ASSERT(Dart_IsInstance(dartHandle) || Dart_IsNull(dartHandle)); |
| |
| if (Dart_IsNull(dartHandle)) { |
| value = JSONValue::null(); |
| } else { |
| if (Dart_IsString(dartHandle)) { |
| remoteObjectType = TypeBuilder::Runtime::RemoteObject::Type::String; |
| value = JSONString::create(DartUtilities::toString(dartHandle)); |
| } else if (Dart_IsDouble(dartHandle)) { |
| // FIXMEDART: add an extra entry for int? |
| remoteObjectType = TypeBuilder::Runtime::RemoteObject::Type::Number; |
| value = JSONBasicValue::create(DartUtilities::dartToDouble(dartHandle, exception)); |
| ASSERT(!exception); |
| } else if (Dart_IsNumber(dartHandle)) { |
| // FIXMEDART: handle ints that are larger than 50 bits. |
| remoteObjectType = TypeBuilder::Runtime::RemoteObject::Type::Number; |
| value = JSONBasicValue::create(DartUtilities::dartToDouble(dartHandle, exception)); |
| ASSERT(!exception); |
| } else if (Dart_IsBoolean(dartHandle)) { |
| remoteObjectType = TypeBuilder::Runtime::RemoteObject::Type::Boolean; |
| value = JSONBasicValue::create(DartUtilities::dartToBool(dartHandle, exception)); |
| ASSERT(!exception); |
| } |
| } |
| |
| String typeName; |
| String description; |
| bool isNode = false; |
| if (Dart_IsNull(dartHandle)) { |
| typeName = "null"; |
| description = "null"; |
| } else { |
| Dart_Handle dartType = Dart_InstanceGetType(dartHandle); |
| Dart_Handle typeNameHandle = Dart_TypeName(dartType); |
| ASSERT(!Dart_IsError(typeNameHandle)); |
| typeName = DartUtilities::dartToString(typeNameHandle, exception); |
| description = DartUtilities::dartToString(Dart_ToString(dartHandle), exception); |
| if (exception) { |
| description = String::format("Instance of '%s'", typeName.utf8().data()); |
| exception = 0; |
| } |
| ASSERT(!exception); |
| if (DartDOMWrapper::subtypeOf(dartHandle, DartNode::dartClassId)) |
| isNode = true; |
| } |
| |
| RefPtr<RemoteObject> remoteObject = TypeBuilder::Runtime::RemoteObject::create().setType(remoteObjectType).release(); |
| remoteObject->setLanguage("Dart"); |
| remoteObject->setClassName(typeName); |
| remoteObject->setDescription(description); |
| if (value) |
| remoteObject->setValue(value); |
| |
| if (isNode) |
| remoteObject->setSubtype(RemoteObject::Subtype::Node); |
| |
| // FIXMEDART: generate preview if generatePreview is true. |
| String objectId = cacheObject(dartHandle, objectGroup, DartDebuggerObject::Object); |
| remoteObject->setObjectId(objectId); |
| *result = remoteObject; |
| if (wasThrown) { |
| *wasThrown = exception || wasThrownVal; |
| } |
| } |
| |
| void DartInjectedScript::packageObjectClassResult(Dart_Handle dartHandle, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| ASSERT(Dart_IsInstance(dartHandle) || Dart_IsNull(dartHandle)); |
| bool wasThrownVal = false; |
| Dart_Handle exception = 0; |
| |
| RefPtr<RemoteObject> remoteObject = TypeBuilder::Runtime::RemoteObject::create().setType(TypeBuilder::Runtime::RemoteObject::Type::Object).release(); |
| remoteObject->setLanguage("Dart"); |
| |
| Dart_Handle typeHandle = Dart_InstanceGetType(dartHandle); |
| String typeName = DartUtilities::toString(Dart_TypeName(typeHandle)); |
| |
| remoteObject->setClassName(typeName); |
| remoteObject->setDescription(typeName); |
| |
| // Don't generate a preview for types. |
| String objectId = cacheObject(dartHandle, objectGroup, DartDebuggerObject::ObjectClass); |
| remoteObject->setObjectId(objectId); |
| *result = remoteObject; |
| if (wasThrown) |
| *wasThrown = exception || wasThrownVal; |
| } |
| |
| void DartInjectedScript::packageClassResult(Dart_Handle dartHandle, DartDebuggerObject::Kind kind, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| bool wasThrownVal = false; |
| Dart_Handle exception = 0; |
| |
| RefPtr<RemoteObject> remoteObject = TypeBuilder::Runtime::RemoteObject::create().setType(TypeBuilder::Runtime::RemoteObject::Type::Object).release(); |
| remoteObject->setLanguage("Dart"); |
| String typeName = DartUtilities::toString(Dart_TypeName(dartHandle)); |
| String typeDescription("class "); |
| typeDescription.append(typeName); |
| |
| remoteObject->setClassName(typeName); |
| remoteObject->setDescription(typeDescription); |
| |
| // Don't generate a preview for types. |
| String objectId = cacheObject(dartHandle, objectGroup, kind); |
| remoteObject->setObjectId(objectId); |
| *result = remoteObject; |
| if (wasThrown) |
| *wasThrown = exception || wasThrownVal; |
| } |
| |
| void DartInjectedScript::packageFunctionResult(Dart_Handle dartHandle, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| ASSERT(DartUtilities::isFunction(DartDOMData::current(), dartHandle)); |
| bool wasThrownVal = false; |
| Dart_Handle exception = 0; |
| |
| RefPtr<RemoteObject> remoteObject = TypeBuilder::Runtime::RemoteObject::create().setType(TypeBuilder::Runtime::RemoteObject::Type::Function).release(); |
| remoteObject->setLanguage("Dart"); |
| remoteObject->setClassName("<Dart Function>"); |
| remoteObject->setDescription(stripFunctionDescription(DartUtilities::toString(describeFunction(dartHandle)))); |
| |
| String objectId = cacheObject(dartHandle, objectGroup, DartDebuggerObject::Function); |
| remoteObject->setObjectId(objectId); |
| *result = remoteObject; |
| if (wasThrown) { |
| *wasThrown = exception || wasThrownVal; |
| } |
| } |
| |
| void DartInjectedScript::packageMethodResult(Dart_Handle dartHandle, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| ASSERT(DartUtilities::isFunction(DartDOMData::current(), dartHandle)); |
| bool wasThrownVal = false; |
| Dart_Handle exception = 0; |
| |
| RefPtr<RemoteObject> remoteObject = TypeBuilder::Runtime::RemoteObject::create().setType(TypeBuilder::Runtime::RemoteObject::Type::Function).release(); |
| remoteObject->setLanguage("Dart"); |
| remoteObject->setClassName("<Dart Method>"); |
| remoteObject->setDescription(stripFunctionDescription(DartUtilities::toString(describeFunction(dartHandle)))); |
| |
| String objectId = cacheObject(dartHandle, objectGroup, DartDebuggerObject::Method); |
| remoteObject->setObjectId(objectId); |
| *result = remoteObject; |
| if (wasThrown) |
| *wasThrown = exception || wasThrownVal; |
| } |
| |
| void DartInjectedScript::packageLocalVariablesResult(Dart_Handle dartHandle, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| bool wasThrownVal = false; |
| Dart_Handle exception = 0; |
| |
| RefPtr<RemoteObject> remoteObject = TypeBuilder::Runtime::RemoteObject::create().setType(TypeBuilder::Runtime::RemoteObject::Type::Object).release(); |
| remoteObject->setLanguage("Dart"); |
| remoteObject->setClassName("Object"); |
| remoteObject->setDescription("Local Variables"); |
| |
| String objectId = cacheObject(dartHandle, objectGroup, DartDebuggerObject::LocalVariables); |
| remoteObject->setObjectId(objectId); |
| *result = remoteObject; |
| if (wasThrown) |
| *wasThrown = exception || wasThrownVal; |
| } |
| |
| void DartInjectedScript::packageErrorResult(Dart_Handle dartHandle, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| ASSERT(Dart_IsError(dartHandle)); |
| RefPtr<RemoteObject> remoteObject = TypeBuilder::Runtime::RemoteObject::create().setType(TypeBuilder::Runtime::RemoteObject::Type::Object).release(); |
| remoteObject->setLanguage("Dart"); |
| remoteObject->setClassName("Error"); |
| remoteObject->setDescription(Dart_GetError(dartHandle)); |
| |
| Dart_Handle exception = Dart_ErrorGetException(dartHandle); |
| String objectId = cacheObject(exception, objectGroup, DartDebuggerObject::Error); |
| remoteObject->setObjectId(objectId); |
| *result = remoteObject; |
| if (wasThrown) |
| *wasThrown = true; |
| } |
| |
| void DartInjectedScript::packageLibraryResult(Dart_Handle dartHandle, DartDebuggerObject::Kind kind, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| ASSERT(Dart_IsLibrary(dartHandle)); |
| bool wasThrownVal = false; |
| intptr_t libraryId = 0; |
| Dart_Handle exception = 0; |
| Dart_Handle ALLOW_UNUSED ret; |
| ret = Dart_LibraryId(dartHandle, &libraryId); |
| ASSERT(!Dart_IsError(ret)); |
| |
| // FIXMEDART: Demangle library name. |
| String libraryName = DartUtilities::toString(Dart_LibraryName(dartHandle)); |
| String libraryUri = DartUtilities::toString(Dart_GetLibraryURL(libraryId)); |
| if (libraryName == "") |
| libraryName = libraryUri; |
| |
| RefPtr<RemoteObject> remoteObject = TypeBuilder::Runtime::RemoteObject::create().setType(TypeBuilder::Runtime::RemoteObject::Type::Object).release(); |
| remoteObject->setLanguage("Dart"); |
| remoteObject->setClassName(libraryUri); |
| remoteObject->setDescription(libraryName); |
| String objectId = cacheObject(dartHandle, objectGroup, kind); |
| remoteObject->setObjectId(objectId); |
| *result = remoteObject; |
| if (wasThrown) |
| *wasThrown = exception || wasThrownVal; |
| } |
| |
| void DartInjectedScript::packageIsolateResult(Dart_Handle dartHandle, const String& objectGroup, ErrorString* errorString, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| RefPtr<RemoteObject> remoteObject = TypeBuilder::Runtime::RemoteObject::create().setType(TypeBuilder::Runtime::RemoteObject::Type::Object).release(); |
| |
| String isolateName = DartUtilities::toString(Dart_DebugName()); |
| |
| remoteObject->setLanguage("Dart"); |
| remoteObject->setClassName("Dart Isolate"); |
| remoteObject->setDescription(isolateName); |
| String objectId = cacheObject(dartHandle, objectGroup, DartDebuggerObject::Isolate); |
| remoteObject->setObjectId(objectId); |
| *result = remoteObject; |
| } |
| |
| Dart_Handle DartInjectedScript::library() |
| { |
| ASSERT(m_scriptState); |
| return Dart_GetLibraryFromId(m_scriptState->libraryId()); |
| } |
| |
| void DartInjectedScript::evaluate(ErrorString* errorString, const String& expression, const String& objectGroup, bool includeCommandLineAPI, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown, RefPtr<TypeBuilder::Debugger::ExceptionDetails>* exceptionDetails) |
| { |
| if (!m_scriptState) { |
| *errorString = "Invalid DartInjectedScript"; |
| return; |
| } |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| V8Scope v8scope(DartDOMData::current()); |
| evaluateAndPackageResult(library(), expression, Dart_Null(), includeCommandLineAPI, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown, exceptionDetails); |
| } |
| |
| void DartInjectedScript::callFunctionOn(ErrorString* errorString, const String& objectId, const String& expression, const String& arguments, bool returnByValue, bool generatePreview, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| Dart_Handle exception = 0; |
| String objectGroup; |
| if (!m_scriptState) { |
| *errorString = "Invalid DartInjectedScript"; |
| return; |
| } |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| { |
| DartDebuggerObject* object = lookupObject(objectId); |
| if (!object) { |
| *errorString = "Object has been deleted"; |
| return; |
| } |
| objectGroup = object->group(); |
| Vector<Dart_Handle> dartFunctionArgs; |
| if (arguments.length()) { |
| RefPtr<JSONValue> parsedArguments = parseJSON(arguments); |
| if (!parsedArguments.get()) { |
| *errorString = "Unable to parse arguments json"; |
| return; |
| } |
| if (!parsedArguments->isNull()) { |
| if (parsedArguments->type() != JSONValue::TypeArray) { |
| *errorString = "Invalid arguments"; |
| return; |
| } |
| RefPtr<JSONArray> argumentsArray = parsedArguments->asArray(); |
| for (JSONArray::iterator it = argumentsArray->begin(); it != argumentsArray->end(); ++it) { |
| RefPtr<JSONObject> arg; |
| if (!(*it)->asObject(&arg)) { |
| *errorString = "Invalid argument passed to callFunctionOn"; |
| return; |
| } |
| String argObjectId; |
| |
| if (!arg->getString("objectId", &argObjectId)) { |
| // FIXME: support primitive values passed as arguments as well. |
| *errorString = "Unspecified object id"; |
| } |
| |
| DartDebuggerObject* argObject = lookupObject(argObjectId); |
| if (!argObject) { |
| *errorString = "Argument has been deleted"; |
| return; |
| } |
| dartFunctionArgs.append(argObject->handle()); |
| } |
| } |
| } |
| |
| Dart_Handle dartClosure = evaluateHelper(object->handle(), expression, Dart_Null(), false, exception); |
| if (exception) |
| goto fail; |
| |
| if (Dart_IsError(dartClosure)) { |
| *errorString = Dart_GetError(dartClosure); |
| return; |
| } |
| if (!Dart_IsClosure(dartClosure)) { |
| *errorString = "Given expression does not evaluate to a closure"; |
| return; |
| } |
| Dart_Handle evalResult = Dart_InvokeClosure(dartClosure, dartFunctionArgs.size(), dartFunctionArgs.data()); |
| packageResult(evalResult, inferKind(evalResult), objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| return; |
| } |
| fail: |
| ASSERT(exception); |
| packageResult(exception, DartDebuggerObject::Error, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown); |
| |
| |
| } |
| |
| void DartInjectedScript::evaluateOnCallFrame(ErrorString* errorString, const Dart_StackTrace callFrames, const String& callFrameId, const String& expression, const String& objectGroup, bool includeCommandLineAPI, bool returnByValue, bool generatePreview, RefPtr<RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown, RefPtr<TypeBuilder::Debugger::ExceptionDetails>* exceptionDetails) |
| { |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| // FIXMEDART: add v8Scope calls elsewhere. |
| V8Scope v8scope(DartDOMData::current()); |
| |
| Dart_ActivationFrame frame = callFrameForId(callFrames, callFrameId); |
| ASSERT(frame); |
| if (!frame) { |
| *errorString = "Call frame not found"; |
| return; |
| } |
| |
| Dart_Handle function = 0; |
| Dart_ActivationFrameGetLocation(frame, 0, &function, 0); |
| ASSERT(function); |
| Dart_Handle localVariables = Dart_GetLocalVariables(frame); |
| Dart_Handle thisHandle = findReceiver(localVariables); |
| Dart_Handle context = thisHandle ? thisHandle : lookupEnclosingType(function); |
| evaluateAndPackageResult(context, expression, localVariables, includeCommandLineAPI, objectGroup, errorString, returnByValue, generatePreview, result, wasThrown, exceptionDetails); |
| } |
| |
| void DartInjectedScript::restartFrame(ErrorString* errorString, const Dart_StackTrace callFrames, const String& callFrameId, RefPtr<JSONObject>* result) |
| { |
| *errorString = "Dart does not yet support restarting call frames"; |
| return; |
| } |
| |
| void DartInjectedScript::setVariableValue(ErrorString* errorString, const Dart_StackTrace callFrames, const String* callFrameIdOpt, const String* functionObjectIdOpt, int scopeNumber, const String& variableName, const String& newValueStr) |
| { |
| if (!m_scriptState) { |
| *errorString = "Invalid DartInjectedScript"; |
| return; |
| } |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| *errorString = "Not supported by Dart."; |
| return; |
| } |
| |
| void DartInjectedScript::getFunctionDetails(ErrorString* errorString, const String& functionId, RefPtr<FunctionDetails>* result) |
| { |
| if (!m_scriptState) { |
| *errorString = "Invalid DartInjectedScript"; |
| return; |
| } |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| DartDebuggerObject* object = lookupObject(functionId); |
| if (!object) { |
| *errorString = "Object has been deleted"; |
| return; |
| } |
| |
| int line = 0; |
| int column = 0; |
| DartScriptDebugServer& debugServer = DartScriptDebugServer::shared(); |
| Dart_Handle url; |
| Dart_Handle name = 0; |
| Dart_Handle exception = 0; |
| |
| switch (object->kind()) { |
| case DartDebuggerObject::Function: { |
| Dart_CodeLocation location; |
| Dart_Handle ret = Dart_GetClosureInfo(object->handle(), &name, 0, &location); |
| if (Dart_IsError(ret) || !debugServer.resolveCodeLocation(location, &line, &column)) { |
| // Avoid returning an error for this case which can legitimately |
| // occur if the function was the result of calling Dart_EvaluateExpr. |
| RefPtr<Location> locationJson = Location::create() |
| .setScriptId("INVALID_SCRIPT_ID") |
| .setLineNumber(0); |
| *result = FunctionDetails::create().setLocation(locationJson).setFunctionName("DartClosure").release(); |
| return; |
| } |
| url = location.script_url; |
| break; |
| } |
| case DartDebuggerObject::Method: |
| { |
| Dart_Handle ret = getInvocationTrampolineDetails(object->handle()); |
| |
| if (Dart_IsError(ret)) { |
| *errorString = Dart_GetError(ret); |
| return; |
| } |
| ASSERT(Dart_IsList(ret)); |
| line = DartUtilities::toInteger(Dart_ListGetAt(ret, 0), exception); |
| column = DartUtilities::toInteger(Dart_ListGetAt(ret, 1), exception); |
| url = Dart_ListGetAt(ret, 2); |
| name = Dart_ListGetAt(ret, 3); |
| break; |
| } |
| default: |
| *errorString = "Object is not a function."; |
| return; |
| } |
| |
| ASSERT(!exception); |
| |
| RefPtr<Location> locationJson = Location::create() |
| .setScriptId(debugServer.getScriptId(DartUtilities::toString(url), Dart_CurrentIsolate())) |
| .setLineNumber(line - 1); |
| locationJson->setColumnNumber(column); |
| |
| *result = FunctionDetails::create().setLocation(locationJson).setFunctionName(DartUtilities::toString(name)).release(); |
| } |
| |
| void addCompletions(Dart_Handle completions, RefPtr<TypeBuilder::Array<String> >* result) |
| { |
| ASSERT(Dart_IsList(completions)); |
| intptr_t length = 0; |
| Dart_ListLength(completions, &length); |
| for (intptr_t i = 0; i < length; ++i) |
| (*result)->addItem(DartUtilities::toString(Dart_ListGetAt(completions, i))); |
| } |
| |
| void DartInjectedScript::getCompletionsOnCallFrame(ErrorString* errorString, const Dart_StackTrace callFrames, const String& callFrameId, const String& expression, RefPtr<TypeBuilder::Array<String> >* result) |
| { |
| *result = TypeBuilder::Array<String>::create(); |
| if (!m_scriptState) { |
| *errorString = "Invalid DartInjectedScript"; |
| return; |
| } |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| V8Scope v8scope(DartDOMData::current()); |
| |
| Dart_ActivationFrame frame = callFrameForId(callFrames, callFrameId); |
| ASSERT(frame); |
| if (!frame) { |
| *errorString = "Call frame not found"; |
| return; |
| } |
| |
| Dart_Handle function = 0; |
| Dart_ActivationFrameGetLocation(frame, 0, &function, 0); |
| ASSERT(function); |
| Dart_Handle localVariables = Dart_GetLocalVariables(frame); |
| Dart_Handle thisHandle = findReceiver(localVariables); |
| Dart_Handle enclosingType = lookupEnclosingType(function); |
| Dart_Handle context = thisHandle ? thisHandle : enclosingType; |
| |
| if (expression.isEmpty()) { |
| addCompletions(getLibraryCompletionsIncludingImports(library()), result); |
| if (!Dart_IsLibrary(context)) { |
| addCompletions(getObjectCompletions(context, library()), result); |
| } |
| if (context != enclosingType) { |
| addCompletions(getObjectCompletions(enclosingType, library()), result); |
| } |
| intptr_t length = 0; |
| Dart_ListLength(localVariables, &length); |
| for (intptr_t i = 0; i < length; i += 2) |
| (*result)->addItem(stripVariableName(DartUtilities::toString(Dart_ListGetAt(localVariables, i)))); |
| } else { |
| // FIXME: we can do better than evaluating the expression and getting |
| // all completions for that object if an exception is not thrown. For |
| // example run the Dart Analyzer to get completions of complex |
| // expressions without triggering side effects or failing for |
| // expressions that do not evaluate to a first class object. For |
| // example, the html library is imported with prefix html and the |
| // expression html is used. |
| Dart_Handle exception = 0; |
| Dart_Handle handle = evaluateHelper(context, expression, localVariables, true, exception); |
| |
| // No completions if the expression cannot be evaluated. |
| if (exception) |
| return; |
| addCompletions(getObjectCompletions(handle, library()), result); |
| } |
| } |
| |
| void DartInjectedScript::getCompletions(ErrorString* errorString, const String& expression, RefPtr<TypeBuilder::Array<String> >* result) |
| { |
| *result = TypeBuilder::Array<String>::create(); |
| |
| if (!m_scriptState) { |
| *errorString = "Invalid DartInjectedScript"; |
| return; |
| } |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| V8Scope v8scope(DartDOMData::current()); |
| |
| Dart_Handle completions; |
| if (expression.isEmpty()) { |
| completions = getLibraryCompletionsIncludingImports(library()); |
| } else { |
| // FIXME: we can do better than evaluating the expression and getting |
| // all completions for that object if an exception is not thrown. For |
| // example run the Dart Analyzer to get completions of complex |
| // expressions without triggering side effects or failing for |
| // expressions that do not evaluate to a first class object. For |
| // example, the html library is imported with prefix html and the |
| // expression html is used. |
| Dart_Handle exception = 0; |
| Dart_Handle handle = evaluateHelper(library(), expression, Dart_Null(), true, exception); |
| // No completions if the expression cannot be evaluated. |
| if (exception) |
| return; |
| completions = getObjectCompletions(handle, library()); |
| } |
| |
| addCompletions(completions, result); |
| } |
| |
| void DartInjectedScript::getProperties(ErrorString* errorString, const String& objectId, bool ownProperties, bool accessorPropertiesOnly, RefPtr<Array<PropertyDescriptor> >* properties) |
| { |
| Dart_Handle exception = 0; |
| if (!m_scriptState) { |
| *errorString = "Invalid DartInjectedScript"; |
| return; |
| } |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| |
| DartDebuggerObject* object = lookupObject(objectId); |
| if (!object) { |
| *errorString = "Unknown objectId"; |
| return; |
| } |
| Dart_Handle handle = object->handle(); |
| String objectGroup = object->group(); |
| |
| *properties = Array<PropertyDescriptor>::create(); |
| Dart_Handle propertiesList; |
| switch (object->kind()) { |
| case DartDebuggerObject::Object: |
| case DartDebuggerObject::Function: |
| case DartDebuggerObject::Error: |
| propertiesList = getObjectProperties(handle, ownProperties, accessorPropertiesOnly); |
| break; |
| case DartDebuggerObject::ObjectClass: |
| propertiesList = getObjectClassProperties(handle, ownProperties, accessorPropertiesOnly); |
| break; |
| case DartDebuggerObject::Method: |
| // There aren't any meaningful properties to display for a Dart method. |
| return; |
| case DartDebuggerObject::Class: |
| case DartDebuggerObject::StaticClass: |
| propertiesList = getClassProperties(handle, ownProperties, accessorPropertiesOnly); |
| break; |
| case DartDebuggerObject::Library: |
| case DartDebuggerObject::CurrentLibrary: |
| propertiesList = getLibraryProperties(handle, ownProperties, accessorPropertiesOnly); |
| break; |
| case DartDebuggerObject::LocalVariables: |
| { |
| if (accessorPropertiesOnly) |
| return; |
| ASSERT(Dart_IsList(handle)); |
| intptr_t length = 0; |
| Dart_Handle ALLOW_UNUSED ret = Dart_ListLength(handle, &length); |
| ASSERT(!Dart_IsError(ret)); |
| for (intptr_t i = 0; i < length; i += 2) { |
| const String& name = stripVariableName(DartUtilities::toString(Dart_ListGetAt(handle, i))); |
| Dart_Handle value = Dart_ListGetAt(handle, i + 1); |
| RefPtr<PropertyDescriptor> descriptor = PropertyDescriptor::create().setName(name).setConfigurable(false).setEnumerable(true).release(); |
| descriptor->setValue(wrapDartHandle(value, inferKind(value), objectGroup, false)); |
| descriptor->setWritable(false); |
| descriptor->setWasThrown(false); |
| descriptor->setIsOwn(true); |
| (*properties)->addItem(descriptor); |
| } |
| return; |
| } |
| case DartDebuggerObject::Isolate: |
| { |
| if (accessorPropertiesOnly) |
| return; |
| |
| Dart_Handle libraries = handle; |
| ASSERT(Dart_IsList(libraries)); |
| |
| intptr_t librariesLength = 0; |
| Dart_Handle ALLOW_UNUSED result = Dart_ListLength(libraries, &librariesLength); |
| ASSERT(!Dart_IsError(result)); |
| for (intptr_t i = 0; i < librariesLength; ++i) { |
| Dart_Handle libraryIdHandle = Dart_ListGetAt(libraries, i); |
| ASSERT(!Dart_IsError(libraryIdHandle)); |
| Dart_Handle exception = 0; |
| int64_t libraryId = DartUtilities::toInteger(libraryIdHandle, exception); |
| const String& name = DartUtilities::toString(Dart_GetLibraryURL(libraryId)); |
| RefPtr<PropertyDescriptor> descriptor = PropertyDescriptor::create().setName(name).setConfigurable(false).setEnumerable(true).release(); |
| descriptor->setValue(wrapDartHandle(Dart_GetLibraryFromId(libraryId), DartDebuggerObject::Library, objectGroup, false)); |
| descriptor->setWritable(false); |
| descriptor->setWasThrown(false); |
| descriptor->setIsOwn(true); |
| (*properties)->addItem(descriptor); |
| ASSERT(!exception); |
| } |
| return; |
| } |
| default: |
| ASSERT_NOT_REACHED(); |
| *errorString = "Internal error"; |
| return; |
| } |
| |
| if (Dart_IsError(propertiesList)) { |
| *errorString = Dart_GetError(propertiesList); |
| return; |
| } |
| |
| ASSERT(Dart_IsList(propertiesList)); |
| intptr_t length = 0; |
| Dart_Handle ALLOW_UNUSED ret = Dart_ListLength(propertiesList, &length); |
| ASSERT(!Dart_IsError(ret)); |
| ASSERT(!(length % 9)); |
| for (intptr_t i = 0; i < length; i += 9) { |
| String name = DartUtilities::toString(Dart_ListGetAt(propertiesList, i)); |
| Dart_Handle setter = Dart_ListGetAt(propertiesList, i + 1); |
| Dart_Handle getter = Dart_ListGetAt(propertiesList, i + 2); |
| Dart_Handle value = Dart_ListGetAt(propertiesList, i + 3); |
| bool hasValue = DartUtilities::dartToBool(Dart_ListGetAt(propertiesList, i + 4), exception); |
| ASSERT(!exception); |
| bool writable = DartUtilities::dartToBool(Dart_ListGetAt(propertiesList, i + 5), exception); |
| ASSERT(!exception); |
| bool isMethod = DartUtilities::dartToBool(Dart_ListGetAt(propertiesList, i + 6), exception); |
| ASSERT(!exception); |
| bool isOwn = DartUtilities::dartToBool(Dart_ListGetAt(propertiesList, i + 7), exception); |
| ASSERT(!exception); |
| bool wasThrown = DartUtilities::dartToBool(Dart_ListGetAt(propertiesList, i + 8), exception); |
| ASSERT(!exception); |
| RefPtr<PropertyDescriptor> descriptor = PropertyDescriptor::create().setName(name).setConfigurable(false).setEnumerable(true).release(); |
| if (isMethod) { |
| ASSERT(hasValue); |
| descriptor->setValue(wrapDartHandle(value, DartDebuggerObject::Method, objectGroup, false)); |
| } else { |
| if (hasValue) |
| descriptor->setValue(wrapDartHandle(value, inferKind(value), objectGroup, false)); |
| if (!Dart_IsNull(setter)) |
| descriptor->setSet(wrapDartHandle(setter, DartDebuggerObject::Method, objectGroup, false)); |
| if (!Dart_IsNull(getter)) |
| descriptor->setGet(wrapDartHandle(getter, DartDebuggerObject::Method, objectGroup, false)); |
| } |
| descriptor->setWritable(writable); |
| descriptor->setWasThrown(wasThrown); |
| descriptor->setIsOwn(isOwn); |
| |
| (*properties)->addItem(descriptor); |
| } |
| |
| if (object->kind() == DartDebuggerObject::Object && !accessorPropertiesOnly && !Dart_IsNull(handle)) { |
| RefPtr<PropertyDescriptor> descriptor = PropertyDescriptor::create().setName("[[class]]").setConfigurable(false).setEnumerable(true).release(); |
| descriptor->setValue(wrapDartHandle(handle, DartDebuggerObject::ObjectClass, objectGroup, false)); |
| descriptor->setWritable(false); |
| descriptor->setWasThrown(false); |
| descriptor->setIsOwn(true); |
| (*properties)->addItem(descriptor); |
| |
| if (DartDOMWrapper::subtypeOf(handle, JsObject::dartClassId)) { |
| DartDOMData* domData = DartDOMData::current(); |
| JsObject* object = DartDOMWrapper::unwrapDartWrapper<JsObject>(domData, handle, exception); |
| if (!exception) { |
| descriptor = PropertyDescriptor::create().setName("[[JavaScript View]]").setConfigurable(false).setEnumerable(true).release(); |
| |
| V8ScriptState* v8ScriptState = DartUtilities::v8ScriptStateForCurrentIsolate(); |
| InjectedScript v8InjectedScript = m_injectedScriptManager->injectedScriptFor(v8ScriptState); |
| ScriptValue v8ScriptValue(v8ScriptState, object->localV8Object()); |
| descriptor->setValue(v8InjectedScript.wrapObject(v8ScriptValue, objectGroup, false)); |
| descriptor->setWritable(false); |
| descriptor->setWasThrown(false); |
| descriptor->setIsOwn(true); |
| (*properties)->addItem(descriptor); |
| } |
| } |
| } |
| } |
| |
| void DartInjectedScript::getInternalProperties(ErrorString* errorString, const String& objectId, RefPtr<Array<InternalPropertyDescriptor> >* properties) |
| { |
| if (!m_scriptState) { |
| *errorString = "Invalid DartInjectedScript"; |
| return; |
| } |
| // FIXME: add internal properties such as [[PrimitiveValue], [[BoundThis]], etc. |
| *properties = Array<InternalPropertyDescriptor>::create(); |
| } |
| |
| void DartInjectedScript::getProperty(ErrorString* errorString, const String& objectId, const RefPtr<JSONArray>& propertyPath, RefPtr<TypeBuilder::Runtime::RemoteObject>* result, TypeBuilder::OptOutput<bool>* wasThrown) |
| { |
| if (!m_scriptState) { |
| *errorString = "Invalid DartInjectedScript"; |
| return; |
| } |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| |
| DartDebuggerObject* object = lookupObject(objectId); |
| if (!object) { |
| *errorString = "Unknown objectId"; |
| return; |
| } |
| Dart_Handle handle = object->handle(); |
| const String& objectGroup = object->group(); |
| |
| |
| for (unsigned i = 0; i < propertyPath->length(); i++) { |
| RefPtr<JSONValue> value = propertyPath->get(i); |
| String propertyName; |
| if (!value->asString(&propertyName)) { |
| *errorString = "Invalid property name"; |
| return; |
| } |
| |
| handle = getObjectPropertySafe(handle, propertyName); |
| ASSERT(!Dart_IsError(handle)); |
| } |
| *result = wrapDartHandle(handle, inferKind(handle), objectGroup, false); |
| } |
| |
| Node* DartInjectedScript::nodeForObjectId(const String& objectId) |
| { |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| |
| DartDebuggerObject* object = lookupObject(objectId); |
| if (!object || object->kind() != DartDebuggerObject::Object) |
| return 0; |
| |
| Dart_Handle handle = object->handle(); |
| if (DartDOMWrapper::subtypeOf(handle, DartNode::dartClassId)) { |
| Dart_Handle exception = 0; |
| Node* node = DartNode::toNative(handle, exception); |
| ASSERT(!exception); |
| return node; |
| } |
| return 0; |
| } |
| |
| String DartInjectedScript::cacheObject(Dart_Handle handle, const String& objectGroup, DartDebuggerObject::Kind kind) |
| { |
| Dart_PersistentHandle persistentHandle = Dart_NewPersistentHandle(handle); |
| String objectId = String::format("{\"injectedScriptId\":%d,\"id\":%ld,\"isDart\":true}", m_injectedScriptId, m_nextObjectId); |
| m_nextObjectId++; |
| |
| if (!objectGroup.isNull()) { |
| ObjectGroupMap::AddResult addResult = m_objectGroups.add(objectGroup, Vector<String>()); |
| Vector<String>& groupMembers = addResult.storedValue->value; |
| groupMembers.append(objectId); |
| } |
| |
| m_objects.set(objectId, new DartDebuggerObject(persistentHandle, objectGroup, kind)); |
| return objectId; |
| } |
| |
| void DartInjectedScript::releaseObject(const String& objectId) |
| { |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| ASSERT(validateObjectId(objectId)); |
| DebuggerObjectMap::iterator it = m_objects.find(objectId); |
| if (it != m_objects.end()) { |
| delete it->value; |
| m_objects.remove(objectId); |
| } |
| } |
| |
| String DartInjectedScript::getCallFrameId(int ordinal, int asyncOrdinal) |
| { |
| // FIXME: what if the stack trace contains frames from multiple |
| // injectedScripts? |
| return String::format("{\"ordinal\":%d,\"injectedScriptId\":%d,\"asyncOrdinal\":%d,\"isDart\":true}", ordinal, m_injectedScriptId, asyncOrdinal); |
| } |
| |
| Dart_ActivationFrame DartInjectedScript::callFrameForId(const Dart_StackTrace trace, const String& callFrameId) |
| { |
| Dart_ActivationFrame frame = 0; |
| int ordinal = 0; |
| int asyncOrdinal = 0; |
| RefPtr<JSONValue> json = parseJSON(callFrameId); |
| if (json && json->type() == JSONValue::TypeObject) { |
| bool ALLOW_UNUSED success = json->asObject()->getNumber("ordinal", &ordinal); |
| ASSERT(success); |
| success = json->asObject()->getNumber("asyncOrdinal", &asyncOrdinal); |
| ASSERT(success); |
| } else { |
| ASSERT(json && json->type() == JSONValue::TypeObject); |
| return 0; |
| } |
| Dart_Handle ALLOW_UNUSED result; |
| if (asyncOrdinal > 0) { // 1-based index |
| // FIXMEDART: we never really supported async stacks for dart anyway. |
| return 0; |
| } |
| result = Dart_GetActivationFrame(trace, ordinal, &frame); |
| ASSERT(result); |
| return frame; |
| } |
| |
| PassRefPtr<Array<CallFrame> > DartInjectedScript::wrapCallFrames(const Dart_StackTrace trace, int asyncOrdinal) |
| { |
| intptr_t length = 0; |
| Dart_Handle ALLOW_UNUSED result; |
| RefPtr<Array<CallFrame> > ret = Array<CallFrame>::create(); |
| result = Dart_StackTraceLength(trace, &length); |
| ASSERT(!Dart_IsError(result)); |
| DartScriptDebugServer& debugServer = DartScriptDebugServer::shared(); |
| Dart_Handle libraries = Dart_GetLibraryIds(); |
| for (intptr_t i = 0; i < length; i++) { |
| Dart_ActivationFrame frame = 0; |
| result = Dart_GetActivationFrame(trace, i, &frame); |
| ASSERT(!Dart_IsError(result)); |
| Dart_Handle functionName = 0; |
| Dart_Handle function = 0; |
| Dart_CodeLocation location; |
| Dart_ActivationFrameGetLocation(frame, &functionName, &function, &location); |
| const String& url = DartUtilities::toString(location.script_url); |
| intptr_t line = 0; |
| intptr_t column = 0; |
| Dart_ActivationFrameInfo(frame, 0, 0, &line, &column); |
| RefPtr<Location> locationJson = Location::create() |
| .setScriptId(debugServer.getScriptId(url, Dart_CurrentIsolate())) |
| .setLineNumber(line - 1); |
| locationJson->setColumnNumber(column); |
| Dart_Handle localVariables = Dart_GetLocalVariables(frame); |
| Dart_Handle thisHandle = findReceiver(localVariables); |
| Dart_Handle enclosingType = lookupEnclosingType(function); |
| RefPtr<TypeBuilder::Array<Scope> > scopeChain = TypeBuilder::Array<Scope>::create(); |
| RefPtr<TypeBuilder::Runtime::RemoteObject> thisObject = |
| wrapDartHandle(thisHandle ? thisHandle : Dart_Null(), DartDebuggerObject::Object, "backtrace", false); |
| |
| intptr_t localVariablesLength = 0; |
| result = Dart_ListLength(localVariables, &localVariablesLength); |
| ASSERT(!Dart_IsError(result)); |
| if (localVariablesLength > 0) { |
| scopeChain->addItem(Scope::create() |
| .setType(Scope::Type::Local) |
| .setObject(wrapDartHandle(localVariables, DartDebuggerObject::LocalVariables, "backtrace", false)) |
| .release()); |
| } |
| |
| if (thisHandle) { |
| scopeChain->addItem(Scope::create() |
| .setType(Scope::Type::Instance) |
| .setObject(thisObject) |
| .release()); |
| } |
| |
| if (Dart_IsType(enclosingType)) { |
| scopeChain->addItem(Scope::create() |
| .setType(Scope::Type::Class) |
| .setObject(wrapDartHandle(enclosingType, DartDebuggerObject::StaticClass, "backtrace", false)) |
| .release()); |
| } |
| |
| Dart_Handle library = Dart_GetLibraryFromId(location.library_id); |
| ASSERT(Dart_IsLibrary(library)); |
| ASSERT(!Dart_IsNull(library)); |
| if (Dart_IsLibrary(library)) { |
| scopeChain->addItem(Scope::create() |
| .setType(Scope::Type::Library) |
| .setObject(wrapDartHandle(library, DartDebuggerObject::CurrentLibrary, "backtrace", false)) |
| .release()); |
| } |
| |
| scopeChain->addItem(Scope::create() |
| .setType(Scope::Type::Isolate) |
| .setObject(wrapDartHandle(libraries, DartDebuggerObject::Isolate, "backtrace", false)) |
| .release()); |
| |
| ret->addItem(CallFrame::create() |
| .setCallFrameId(getCallFrameId(i, asyncOrdinal)) |
| .setFunctionName(DartUtilities::toString(functionName)) |
| .setLocation(locationJson) |
| .setScopeChain(scopeChain) |
| .setThis(thisObject) |
| .release()); |
| } |
| return ret; |
| } |
| |
| DartDebuggerObject::Kind DartInjectedScript::inferKind(Dart_Handle handle) |
| { |
| DartDOMData* domData = DartDOMData::current(); |
| ASSERT(domData); |
| if (Dart_IsType(handle)) |
| return DartDebuggerObject::Class; |
| if (Dart_IsError(handle)) |
| return DartDebuggerObject::Error; |
| if (Dart_IsNull(handle)) |
| return DartDebuggerObject::Object; |
| if (DartUtilities::isFunction(domData, handle)) |
| return DartDebuggerObject::Function; |
| if (Dart_IsInstance(handle)) |
| return DartDebuggerObject::Object; |
| ASSERT(Dart_IsLibrary(handle)); |
| return DartDebuggerObject::Library; |
| } |
| |
| PassRefPtr<TypeBuilder::Runtime::RemoteObject> DartInjectedScript::wrapDartObject(Dart_Handle dartHandle, const String& groupName, bool generatePreview) |
| { |
| return wrapDartHandle(dartHandle, inferKind(dartHandle), groupName, generatePreview); |
| } |
| |
| PassRefPtr<TypeBuilder::Runtime::RemoteObject> DartInjectedScript::wrapDartHandle(Dart_Handle dartHandle, DartDebuggerObject::Kind kind, const String& groupName, bool generatePreview) |
| { |
| RefPtr<TypeBuilder::Runtime::RemoteObject> remoteObject; |
| packageResult(dartHandle, kind, groupName, 0, false, generatePreview, &remoteObject, 0); |
| return remoteObject; |
| } |
| |
| PassRefPtr<TypeBuilder::Runtime::RemoteObject> DartInjectedScript::wrapObject(const ScriptValue& value, const String& groupName, bool generatePreview) |
| { |
| if (!m_scriptState) |
| return nullptr; |
| |
| AbstractScriptValue* scriptValue = value.scriptValue(); |
| if (scriptValue->isEmpty()) |
| return wrapDartObject(Dart_Null(), groupName, generatePreview); |
| |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| ASSERT(!scriptValue->isV8()); |
| if (scriptValue->isV8()) { |
| return wrapDartObject(Dart_NewStringFromCString("JavaScript value when Dart value expected"), groupName, generatePreview); |
| } |
| return wrapDartObject(static_cast<DartScriptValue*>(scriptValue)->dartValue(), groupName, generatePreview); |
| } |
| |
| PassRefPtr<TypeBuilder::Runtime::RemoteObject> DartInjectedScript::wrapTable(const ScriptValue& table, const ScriptValue& columns) |
| { |
| if (!m_scriptState) |
| return nullptr; |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| // FIXME: implement this rarely used method or call out to the JS version. |
| ASSERT_NOT_REACHED(); |
| return nullptr; |
| } |
| |
| ScriptValue DartInjectedScript::findObjectById(const String& objectId) const |
| { |
| // FIXMEDART: Implement this. |
| RELEASE_ASSERT(0); |
| return ScriptValue(); |
| } |
| |
| void DartInjectedScript::inspectNode(Node* node) |
| { |
| // FIXMEDART: Implement this. |
| RELEASE_ASSERT(0); |
| } |
| |
| void DartInjectedScript::releaseObjectGroup(const String& objectGroup) |
| { |
| if (!m_scriptState) |
| return; |
| DartIsolateScope scope(m_scriptState->isolate()); |
| DartApiScope apiScope; |
| ObjectGroupMap::iterator it = m_objectGroups.find(objectGroup); |
| if (it != m_objectGroups.end()) { |
| Vector<String>& ids = it->value; |
| for (Vector<String>::iterator it = ids.begin(); it != ids.end(); ++it) { |
| const String& id = *it; |
| DebuggerObjectMap::iterator objectIt = m_objects.find(id); |
| if (objectIt != m_objects.end()) { |
| delete objectIt->value; |
| m_objects.remove(id); |
| } |
| } |
| m_objectGroups.remove(objectGroup); |
| } |
| } |
| |
| DartScriptState* DartInjectedScript::scriptState() const |
| { |
| return m_scriptState; |
| } |
| |
| DartDebuggerObject* DartInjectedScript::lookupObject(const String& objectId) |
| { |
| ASSERT(validateObjectId(objectId)); |
| DebuggerObjectMap::iterator it = m_objects.find(objectId); |
| return it != m_objects.end() ? it->value : 0; |
| } |
| |
| bool DartInjectedScript::isDartObjectId(const String& objectId) |
| { |
| RefPtr<JSONValue> parsedObjectId = parseJSON(objectId); |
| if (parsedObjectId && parsedObjectId->type() == JSONValue::TypeObject) { |
| bool isDart = false; |
| bool success = parsedObjectId->asObject()-> getBoolean("isDart", &isDart); |
| return success && isDart; |
| } |
| return false; |
| } |
| |
| } // namespace blink |
