[inspector] Initial import of v8_inspector.

src/inspector/V8InspectorImpl.h

Index: src/inspector/V8InspectorImpl.h
diff --git a/src/inspector/V8InspectorImpl.h b/src/inspector/V8InspectorImpl.h
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+/*
+ * Copyright (c) 2010, 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.
+ */
+
+#ifndef V8_INSPECTOR_V8INSPECTORIMPL_H_
+#define V8_INSPECTOR_V8INSPECTORIMPL_H_
+
+#include "src/inspector/Allocator.h"
+#include "src/inspector/protocol/Protocol.h"
+#include "src/inspector/public/V8Inspector.h"
+
+#include <v8-debug.h>
+#include <v8.h>
+#include <vector>
+
+namespace v8_inspector {
+
+class InspectedContext;
+class V8ConsoleMessageStorage;
+class V8Debugger;
+class V8DebuggerAgentImpl;
+class V8InspectorSessionImpl;
+class V8RuntimeAgentImpl;
+class V8StackTraceImpl;
+
+class V8InspectorImpl : public V8Inspector {
+  V8_INSPECTOR_DISALLOW_COPY(V8InspectorImpl);
+
+ public:
+  V8InspectorImpl(v8::Isolate*, V8InspectorClient*);
+  ~V8InspectorImpl() override;
+
+  v8::Isolate* isolate() const { return m_isolate; }
+  V8InspectorClient* client() { return m_client; }
+  V8Debugger* debugger() { return m_debugger.get(); }
+
+  v8::MaybeLocal<v8::Value> runCompiledScript(v8::Local<v8::Context>,
+                                              v8::Local<v8::Script>);
+  v8::MaybeLocal<v8::Value> callFunction(v8::Local<v8::Function>,
+                                         v8::Local<v8::Context>,
+                                         v8::Local<v8::Value> receiver,
+                                         int argc, v8::Local<v8::Value> info[]);
+  v8::MaybeLocal<v8::Value> compileAndRunInternalScript(v8::Local<v8::Context>,
+                                                        v8::Local<v8::String>);
+  v8::Local<v8::Script> compileScript(v8::Local<v8::Context>,
+                                      v8::Local<v8::String>,
+                                      const String16& fileName,
+                                      bool markAsInternal);
+  v8::Local<v8::Context> regexContext();
+
+  // V8Inspector implementation.
+  std::unique_ptr<V8InspectorSession> connect(int contextGroupId,
+                                              V8Inspector::Channel*,
+                                              const StringView& state) override;
+  void contextCreated(const V8ContextInfo&) override;
+  void contextDestroyed(v8::Local<v8::Context>) override;
+  void resetContextGroup(int contextGroupId) override;
+  void willExecuteScript(v8::Local<v8::Context>, int scriptId) override;
+  void didExecuteScript(v8::Local<v8::Context>) override;
+  void idleStarted() override;
+  void idleFinished() override;
+  unsigned exceptionThrown(v8::Local<v8::Context>, const StringView& message,
+                           v8::Local<v8::Value> exception,
+                           const StringView& detailedMessage,
+                           const StringView& url, unsigned lineNumber,
+                           unsigned columnNumber, std::unique_ptr<V8StackTrace>,
+                           int scriptId) override;
+  void exceptionRevoked(v8::Local<v8::Context>, unsigned exceptionId,
+                        const StringView& message) override;
+  std::unique_ptr<V8StackTrace> createStackTrace(
+      v8::Local<v8::StackTrace>) override;
+  std::unique_ptr<V8StackTrace> captureStackTrace(bool fullStack) override;
+  void asyncTaskScheduled(const StringView& taskName, void* task,
+                          bool recurring) override;
+  void asyncTaskCanceled(void* task) override;
+  void asyncTaskStarted(void* task) override;
+  void asyncTaskFinished(void* task) override;
+  void allAsyncTasksCanceled() override;
+
+  unsigned nextExceptionId() { return ++m_lastExceptionId; }
+  void enableStackCapturingIfNeeded();
+  void disableStackCapturingIfNeeded();
+  void muteExceptions(int contextGroupId);
+  void unmuteExceptions(int contextGroupId);
+  V8ConsoleMessageStorage* ensureConsoleMessageStorage(int contextGroupId);
+  using ContextByIdMap =
+      protocol::HashMap<int, std::unique_ptr<InspectedContext>>;
+  void discardInspectedContext(int contextGroupId, int contextId);
+  const ContextByIdMap* contextGroup(int contextGroupId);
+  void disconnect(V8InspectorSessionImpl*);
+  V8InspectorSessionImpl* sessionForContextGroup(int contextGroupId);
+  InspectedContext* getContext(int groupId, int contextId) const;
+  V8DebuggerAgentImpl* enabledDebuggerAgentForGroup(int contextGroupId);
+  V8RuntimeAgentImpl* enabledRuntimeAgentForGroup(int contextGroupId);
+
+ private:
+  v8::Isolate* m_isolate;
+  V8InspectorClient* m_client;
+  std::unique_ptr<V8Debugger> m_debugger;
+  v8::Global<v8::Context> m_regexContext;
+  int m_capturingStackTracesCount;
+  unsigned m_lastExceptionId;
+
+  using MuteExceptionsMap = protocol::HashMap<int, int>;
+  MuteExceptionsMap m_muteExceptionsMap;
+
+  using ContextsByGroupMap =
+      protocol::HashMap<int, std::unique_ptr<ContextByIdMap>>;
+  ContextsByGroupMap m_contexts;
+
+  using SessionMap = protocol::HashMap<int, V8InspectorSessionImpl*>;
+  SessionMap m_sessions;
+
+  using ConsoleStorageMap =
+      protocol::HashMap<int, std::unique_ptr<V8ConsoleMessageStorage>>;
+  ConsoleStorageMap m_consoleStorageMap;
+};
+
+}  // namespace v8_inspector
+
+#endif  // V8_INSPECTOR_V8INSPECTORIMPL_H_