Wire up the Inspector V8 Debugger

sky/engine/core/inspector/InjectedScript.cpp

+/*
+ * Copyright (C) 2012 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 "core/inspector/InjectedScript.h"
+
+#include "bindings/core/v8/ScriptFunctionCall.h"
+#include "core/inspector/InjectedScriptHost.h"
+#include "platform/JSONValues.h"
+#include "wtf/text/WTFString.h"
+
+using blink::TypeBuilder::Array;
+using blink::TypeBuilder::Debugger::CallFrame;
+using blink::TypeBuilder::Debugger::CollectionEntry;
+using blink::TypeBuilder::Debugger::FunctionDetails;
+using blink::TypeBuilder::Runtime::PropertyDescriptor;
+using blink::TypeBuilder::Runtime::InternalPropertyDescriptor;
+using blink::TypeBuilder::Runtime::RemoteObject;
+
+namespace blink {
+
+InjectedScript::InjectedScript()
+    : InjectedScriptBase("InjectedScript")
+{
+}
+
+InjectedScript::InjectedScript(ScriptValue injectedScriptObject)
+    : InjectedScriptBase("InjectedScript", injectedScriptObject)
+{
+}
+
+void InjectedScript::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)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "evaluate");
+    function.appendArgument(expression);
+    function.appendArgument(objectGroup);
+    function.appendArgument(includeCommandLineAPI);
+    function.appendArgument(returnByValue);
+    function.appendArgument(generatePreview);
+    makeEvalCall(errorString, function, result, wasThrown, exceptionDetails);
+}
+
+void InjectedScript::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)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "callFunctionOn");
+    function.appendArgument(objectId);
+    function.appendArgument(expression);
+    function.appendArgument(arguments);
+    function.appendArgument(returnByValue);
+    function.appendArgument(generatePreview);
+    makeEvalCall(errorString, function, result, wasThrown);
+}
+
+void InjectedScript::evaluateOnCallFrame(ErrorString* errorString, const ScriptValue& callFrames, const Vector<ScriptValue>& asyncCallStacks, 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)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "evaluateOnCallFrame");
+    function.appendArgument(callFrames);
+    function.appendArgument(asyncCallStacks);
+    function.appendArgument(callFrameId);
+    function.appendArgument(expression);
+    function.appendArgument(objectGroup);
+    function.appendArgument(includeCommandLineAPI);
+    function.appendArgument(returnByValue);
+    function.appendArgument(generatePreview);
+    makeEvalCall(errorString, function, result, wasThrown, exceptionDetails);
+}
+
+void InjectedScript::restartFrame(ErrorString* errorString, const ScriptValue& callFrames, const String& callFrameId, RefPtr<JSONObject>* result)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "restartFrame");
+    function.appendArgument(callFrames);
+    function.appendArgument(callFrameId);
+    RefPtr<JSONValue> resultValue;
+    makeCall(function, &resultValue);
+    if (resultValue) {
+        if (resultValue->type() == JSONValue::TypeString) {
+            resultValue->asString(errorString);
+            return;
+        }
+        if (resultValue->type() == JSONValue::TypeObject) {
+            *result = resultValue->asObject();
+            return;
+        }
+    }
+    *errorString = "Internal error";
+}
+
+void InjectedScript::getStepInPositions(ErrorString* errorString, const ScriptValue& callFrames, const String& callFrameId, RefPtr<Array<TypeBuilder::Debugger::Location> >& positions)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "getStepInPositions");
+    function.appendArgument(callFrames);
+    function.appendArgument(callFrameId);
+    RefPtr<JSONValue> resultValue;
+    makeCall(function, &resultValue);
+    if (resultValue) {
+        if (resultValue->type() == JSONValue::TypeString) {
+            resultValue->asString(errorString);
+            return;
+        }
+        if (resultValue->type() == JSONValue::TypeArray) {
+            positions = Array<TypeBuilder::Debugger::Location>::runtimeCast(resultValue);
+            return;
+        }
+    }
+    *errorString = "Internal error";
+}
+
+void InjectedScript::setVariableValue(ErrorString* errorString, const ScriptValue& callFrames, const String* callFrameIdOpt, const String* functionObjectIdOpt, int scopeNumber, const String& variableName, const String& newValueStr)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "setVariableValue");
+    if (callFrameIdOpt) {
+        function.appendArgument(callFrames);
+        function.appendArgument(*callFrameIdOpt);
+    } else {
+        function.appendArgument(false);
+        function.appendArgument(false);
+    }
+    if (functionObjectIdOpt)
+        function.appendArgument(*functionObjectIdOpt);
+    else
+        function.appendArgument(false);
+    function.appendArgument(scopeNumber);
+    function.appendArgument(variableName);
+    function.appendArgument(newValueStr);
+    RefPtr<JSONValue> resultValue;
+    makeCall(function, &resultValue);
+    if (!resultValue) {
+        *errorString = "Internal error";
+        return;
+    }
+    if (resultValue->type() == JSONValue::TypeString) {
+        resultValue->asString(errorString);
+        return;
+    }
+    // Normal return.
+}
+
+void InjectedScript::getFunctionDetails(ErrorString* errorString, const String& functionId, RefPtr<FunctionDetails>* result)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "getFunctionDetails");
+    function.appendArgument(functionId);
+    RefPtr<JSONValue> resultValue;
+    makeCall(function, &resultValue);
+    if (!resultValue || resultValue->type() != JSONValue::TypeObject) {
+        if (!resultValue->asString(errorString))
+            *errorString = "Internal error";
+        return;
+    }
+    *result = FunctionDetails::runtimeCast(resultValue);
+}
+
+void InjectedScript::getCollectionEntries(ErrorString* errorString, const String& objectId, RefPtr<Array<CollectionEntry> >* result)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "getCollectionEntries");
+    function.appendArgument(objectId);
+    RefPtr<JSONValue> resultValue;
+    makeCall(function, &resultValue);
+    if (!resultValue || resultValue->type() != JSONValue::TypeArray) {
+        if (!resultValue->asString(errorString))
+            *errorString = "Internal error";
+        return;
+    }
+    *result = Array<CollectionEntry>::runtimeCast(resultValue);
+}
+
+void InjectedScript::getProperties(ErrorString* errorString, const String& objectId, bool ownProperties, bool accessorPropertiesOnly, RefPtr<Array<PropertyDescriptor> >* properties)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "getProperties");
+    function.appendArgument(objectId);
+    function.appendArgument(ownProperties);
+    function.appendArgument(accessorPropertiesOnly);
+
+    RefPtr<JSONValue> result;
+    makeCall(function, &result);
+    if (!result || result->type() != JSONValue::TypeArray) {
+        *errorString = "Internal error";
+        return;
+    }
+    *properties = Array<PropertyDescriptor>::runtimeCast(result);
+}
+
+void InjectedScript::getInternalProperties(ErrorString* errorString, const String& objectId, RefPtr<Array<InternalPropertyDescriptor> >* properties)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "getInternalProperties");
+    function.appendArgument(objectId);
+
+    RefPtr<JSONValue> result;
+    makeCall(function, &result);
+    if (!result || result->type() != JSONValue::TypeArray) {
+        *errorString = "Internal error";
+        return;
+    }
+    RefPtr<Array<InternalPropertyDescriptor> > array = Array<InternalPropertyDescriptor>::runtimeCast(result);
+    if (array->length() > 0)
+        *properties = array;
+}
+
+Node* InjectedScript::nodeForObjectId(const String& objectId)
+{
+    if (isEmpty())
+        return 0;
+
+    ScriptFunctionCall function(injectedScriptObject(), "nodeForObjectId");
+    function.appendArgument(objectId);
+
+    bool hadException = false;
+    ScriptValue resultValue = callFunctionWithEvalEnabled(function, hadException);
+    ASSERT(!hadException);
+
+    return InjectedScriptHost::scriptValueAsNode(scriptState(), resultValue);
+}
+
+void InjectedScript::releaseObject(const String& objectId)
+{
+    ScriptFunctionCall function(injectedScriptObject(), "releaseObject");
+    function.appendArgument(objectId);
+    RefPtr<JSONValue> result;
+    makeCall(function, &result);
+}
+
+PassRefPtr<Array<CallFrame> > InjectedScript::wrapCallFrames(const ScriptValue& callFrames, int asyncOrdinal)
+{
+    ASSERT(!isEmpty());
+    ScriptFunctionCall function(injectedScriptObject(), "wrapCallFrames");
+    function.appendArgument(callFrames);
+    function.appendArgument(asyncOrdinal);
+    bool hadException = false;
+    ScriptValue callFramesValue = callFunctionWithEvalEnabled(function, hadException);
+    ASSERT(!hadException);
+    RefPtr<JSONValue> result = callFramesValue.toJSONValue(scriptState());
+    if (result && result->type() == JSONValue::TypeArray)
+        return Array<CallFrame>::runtimeCast(result);
+    return Array<CallFrame>::create();
+}
+
+PassRefPtr<TypeBuilder::Runtime::RemoteObject> InjectedScript::wrapObject(const ScriptValue& value, const String& groupName, bool generatePreview) const
+{
+    ASSERT(!isEmpty());
+    ScriptFunctionCall wrapFunction(injectedScriptObject(), "wrapObject");
+    wrapFunction.appendArgument(value);
+    wrapFunction.appendArgument(groupName);
+    wrapFunction.appendArgument(true);
+    wrapFunction.appendArgument(generatePreview);
+    bool hadException = false;
+    ScriptValue r = callFunctionWithEvalEnabled(wrapFunction, hadException);
+    if (hadException)
+        return nullptr;
+    RefPtr<JSONObject> rawResult = r.toJSONValue(scriptState())->asObject();
+    return TypeBuilder::Runtime::RemoteObject::runtimeCast(rawResult);
+}
+
+PassRefPtr<TypeBuilder::Runtime::RemoteObject> InjectedScript::wrapTable(const ScriptValue& table, const ScriptValue& columns) const
+{
+    ASSERT(!isEmpty());
+    ScriptFunctionCall wrapFunction(injectedScriptObject(), "wrapTable");
+    wrapFunction.appendArgument(true);
+    wrapFunction.appendArgument(table);
+    if (columns.isEmpty())
+        wrapFunction.appendArgument(false);
+    else
+        wrapFunction.appendArgument(columns);
+    bool hadException = false;
+    ScriptValue r = callFunctionWithEvalEnabled(wrapFunction, hadException);
+    if (hadException)
+        return nullptr;
+    RefPtr<JSONObject> rawResult = r.toJSONValue(scriptState())->asObject();
+    return TypeBuilder::Runtime::RemoteObject::runtimeCast(rawResult);
+}
+
+PassRefPtr<TypeBuilder::Runtime::RemoteObject> InjectedScript::wrapNode(Node* node, const String& groupName)
+{
+    return wrapObject(nodeAsScriptValue(node), groupName);
+}
+
+ScriptValue InjectedScript::findObjectById(const String& objectId) const
+{
+    ASSERT(!isEmpty());
+    ScriptFunctionCall function(injectedScriptObject(), "findObjectById");
+    function.appendArgument(objectId);
+
+    bool hadException = false;
+    ScriptValue resultValue = callFunctionWithEvalEnabled(function, hadException);
+    ASSERT(!hadException);
+    return resultValue;
+}
+
+void InjectedScript::inspectNode(Node* node)
+{
+    ASSERT(!isEmpty());
+    ScriptFunctionCall function(injectedScriptObject(), "inspectNode");
+    function.appendArgument(nodeAsScriptValue(node));
+    RefPtr<JSONValue> result;
+    makeCall(function, &result);
+}
+
+void InjectedScript::releaseObjectGroup(const String& objectGroup)
+{
+    ASSERT(!isEmpty());
+    ScriptFunctionCall releaseFunction(injectedScriptObject(), "releaseObjectGroup");
+    releaseFunction.appendArgument(objectGroup);
+    bool hadException = false;
+    callFunctionWithEvalEnabled(releaseFunction, hadException);
+    ASSERT(!hadException);
+}
+
+ScriptValue InjectedScript::nodeAsScriptValue(Node* node)
+{
+    return InjectedScriptHost::nodeAsScriptValue(scriptState(), node);
+}
+
+} // namespace blink
+