text: /*
   * Copyright (C) 2009 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 "platform/v8_inspector/V8FunctionCall.h"
  
  #include "platform/v8_inspector/V8Compat.h"
  #include "platform/v8_inspector/V8DebuggerImpl.h"
  #include "platform/v8_inspector/V8StringUtil.h"
  #include "platform/v8_inspector/public/V8DebuggerClient.h"
  #include "wtf/PassOwnPtr.h"
  
  #include <v8.h>
  
  namespace blink {
  
  V8FunctionCall::V8FunctionCall(V8DebuggerImpl* debugger, v8::Local<v8::Context> context, v8::Local<v8::Value> value, const String16& name)
      : m_debugger(debugger)
      , m_context(context)
      , m_name(toV8String(context->GetIsolate(), name))
      , m_value(value)
  {
  }
  
  void V8FunctionCall::appendArgument(v8::Local<v8::Value> value)
  {
      m_arguments.append(value);
  }
  
  void V8FunctionCall::appendArgument(const String16& argument)
  {
      m_arguments.append(toV8String(m_context->GetIsolate(), argument));
  }
  
  void V8FunctionCall::appendArgument(int argument)
  {
      m_arguments.append(v8::Number::New(m_context->GetIsolate(), argument));
  }
  
  void V8FunctionCall::appendArgument(bool argument)
  {
      m_arguments.append(argument ? v8::True(m_context->GetIsolate()) : v8::False(m_context->GetIsolate()));
  }
  
  void V8FunctionCall::appendUndefinedArgument()
  {
      m_arguments.append(v8::Undefined(m_context->GetIsolate()));
  }
  
  v8::Local<v8::Value> V8FunctionCall::call(bool& hadException, bool reportExceptions)
  {
      v8::TryCatch tryCatch(m_context->GetIsolate());
      tryCatch.SetVerbose(reportExceptions);
  
      v8::Local<v8::Value> result = callWithoutExceptionHandling();
      hadException = tryCatch.HasCaught();
      return result;
  }
  
  v8::Local<v8::Value> V8FunctionCall::callWithoutExceptionHandling()
  {
      // TODO(dgozman): get rid of this check.
      if (!m_debugger->client()->isExecutionAllowed())
          return v8::Local<v8::Value>();
  
      v8::Local<v8::Object> thisObject = v8::Local<v8::Object>::Cast(m_value);
      v8::Local<v8::Value> value;
      if (!thisObject->Get(m_context, m_name).ToLocal(&value))
          return v8::Local<v8::Value>();
  
      ASSERT(value->IsFunction());
  
      v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast(value);
      OwnPtr<v8::Local<v8::Value>[]> info = adoptArrayPtr(new v8::Local<v8::Value>[m_arguments.size()]);
      for (size_t i = 0; i < m_arguments.size(); ++i) {
          info[i] = m_arguments[i];
          ASSERT(!info[i].IsEmpty());
      }
  
      v8::MicrotasksScope microtasksScope(m_context->GetIsolate(), v8::MicrotasksScope::kDoNotRunMicrotasks);
      v8::Local<v8::Value> result;
      if (!function->Call(m_context, thisObject, m_arguments.size(), info.get()).ToLocal(&result))
          return v8::Local<v8::Value>();
      return result;
  }
  
  v8::Local<v8::Function> V8FunctionCall::function()
  {
      v8::TryCatch tryCatch(m_context->GetIsolate());
      v8::Local<v8::Object> thisObject = v8::Local<v8::Object>::Cast(m_value);
      v8::Local<v8::Value> value;
      if (!thisObject->Get(m_context, m_name).ToLocal(&value))
          return v8::Local<v8::Function>();
  
      ASSERT(value->IsFunction());
      return v8::Local<v8::Function>::Cast(value);
  }
  
  } // namespace blink
  