inspector/agents/JSGlobalObjectRuntimeAgent.cpp

   1 /*
   2  * Copyright (C) 2014 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #include "JSGlobalObjectRuntimeAgent.h"
  28
  29 #include "InjectedScript.h"
  30 #include "InjectedScriptManager.h"
  31 #include "JSGlobalObject.h"
  32
  33 using namespace JSC;
  34
  35 namespace Inspector {
  36
  37 JSGlobalObjectRuntimeAgent::JSGlobalObjectRuntimeAgent(InjectedScriptManager* injectedScriptManager, JSGlobalObject& globalObject)
  38     : InspectorRuntimeAgent(injectedScriptManager)
  39     , m_globalObject(globalObject)
  40 {
  41 }
  42
  43 void JSGlobalObjectRuntimeAgent::didCreateFrontendAndBackend(FrontendChannel* frontendChannel, BackendDispatcher* backendDispatcher)
  44 {
  45     m_frontendDispatcher = std::make_unique<RuntimeFrontendDispatcher>(frontendChannel);
  46     m_backendDispatcher = RuntimeBackendDispatcher::create(backendDispatcher, this);
  47 }
  48
  49 void JSGlobalObjectRuntimeAgent::willDestroyFrontendAndBackend(DisconnectReason reason)
  50 {
  51     m_frontendDispatcher = nullptr;
  52     m_backendDispatcher = nullptr;
  53
  54     InspectorRuntimeAgent::willDestroyFrontendAndBackend(reason);
  55 }
  56
  57 VM& JSGlobalObjectRuntimeAgent::globalVM()
  58 {
  59     return m_globalObject.vm();
  60 }
  61
  62 InjectedScript JSGlobalObjectRuntimeAgent::injectedScriptForEval(ErrorString& errorString, const int* executionContextId)
  63 {
  64     ASSERT_UNUSED(executionContextId, !executionContextId);
  65
  66     JSC::ExecState* scriptState = m_globalObject.globalExec();
  67     InjectedScript injectedScript = injectedScriptManager()->injectedScriptFor(scriptState);
  68     if (injectedScript.hasNoValue())
  69         errorString = ASCIILiteral("Internal error: main world execution context not found.");
  70
  71     return injectedScript;
  72 }
  73
  74 } // namespace Inspector