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GCC Code Coverage Report

Directory:	../		Exec	Total	Coverage
File:	/home/iojs/build/workspace/node-test-commit-linux-coverage-daily/nodes/benchmark/out/../src/inspector_js_api.cc	Lines:	188	190	98.9 %
Date:	2019-10-07 22:40:39	Branches:	54	94	57.4 %


#include "base_object-inl.h"
#include "inspector_agent.h"
#include "inspector_io.h"
#include "memory_tracker-inl.h"
#include "util-inl.h"
#include "v8.h"
#include "v8-inspector.h"

#include <memory>

namespace node {
namespace inspector {
namespace {

using v8::Boolean;
using v8::Context;
using v8::Function;
using v8::FunctionCallbackInfo;
using v8::FunctionTemplate;
using v8::Global;
using v8::HandleScope;
using v8::Isolate;
using v8::Local;
using v8::MaybeLocal;
using v8::NewStringType;
using v8::Object;
using v8::String;
using v8::Uint32;
using v8::Value;

using v8_inspector::StringBuffer;
using v8_inspector::StringView;

std::unique_ptr<StringBuffer> ToProtocolString(Isolate* isolate,
                                               Local<Value> value) {
  TwoByteValue buffer(isolate, value);
  return StringBuffer::create(StringView(*buffer, buffer.length()));
}

struct LocalConnection {
  static std::unique_ptr<InspectorSession> Connect(
      Agent* inspector, std::unique_ptr<InspectorSessionDelegate> delegate) {
    return inspector->Connect(std::move(delegate), false);
  }

  static Local<String> GetClassName(Environment* env) {
    return FIXED_ONE_BYTE_STRING(env->isolate(), "Connection");
  }
};

struct MainThreadConnection {
  static std::unique_ptr<InspectorSession> Connect(
      Agent* inspector, std::unique_ptr<InspectorSessionDelegate> delegate) {
    return inspector->ConnectToMainThread(std::move(delegate), true);
  }

  static Local<String> GetClassName(Environment* env) {
    return FIXED_ONE_BYTE_STRING(env->isolate(), "MainThreadConnection");
  }
};

template <typename ConnectionType>
class JSBindingsConnection : public AsyncWrap {
 public:
  class JSBindingsSessionDelegate : public InspectorSessionDelegate {
   public:
    JSBindingsSessionDelegate(Environment* env,
                              JSBindingsConnection* connection)
                              : env_(env),
                                connection_(connection) {
    }

    void SendMessageToFrontend(const v8_inspector::StringView& message)
        override {
      Isolate* isolate = env_->isolate();
      HandleScope handle_scope(isolate);
      Context::Scope context_scope(env_->context());
      MaybeLocal<String> v8string =
          String::NewFromTwoByte(isolate, message.characters16(),
                                 NewStringType::kNormal, message.length());
      Local<Value> argument = v8string.ToLocalChecked().As<Value>();
      connection_->OnMessage(argument);
    }

   private:
    Environment* env_;
    JSBindingsConnection* connection_;
  };

  JSBindingsConnection(Environment* env,
                       Local<Object> wrap,
                       Local<Function> callback)
                       : AsyncWrap(env, wrap, PROVIDER_INSPECTORJSBINDING),
                         callback_(env->isolate(), callback) {
    Agent* inspector = env->inspector_agent();
    session_ = ConnectionType::Connect(
        inspector, std::make_unique<JSBindingsSessionDelegate>(env, this));
  }

  void OnMessage(Local<Value> value) {
    MakeCallback(callback_.Get(env()->isolate()), 1, &value);
  }

  static void Bind(Environment* env, Local<Object> target) {
    Local<String> class_name = ConnectionType::GetClassName(env);
    Local<FunctionTemplate> tmpl =
        env->NewFunctionTemplate(JSBindingsConnection::New);
    tmpl->InstanceTemplate()->SetInternalFieldCount(1);
    tmpl->SetClassName(class_name);
    tmpl->Inherit(AsyncWrap::GetConstructorTemplate(env));
    env->SetProtoMethod(tmpl, "dispatch", JSBindingsConnection::Dispatch);
    env->SetProtoMethod(tmpl, "disconnect", JSBindingsConnection::Disconnect);
    target->Set(env->context(),
                class_name,
                tmpl->GetFunction(env->context()).ToLocalChecked())
        .ToChecked();
  }

  static void New(const FunctionCallbackInfo<Value>& info) {
    Environment* env = Environment::GetCurrent(info);
    CHECK(info[0]->IsFunction());
    Local<Function> callback = info[0].As<Function>();
    new JSBindingsConnection(env, info.This(), callback);
  }

  void Disconnect() {
    session_.reset();
    delete this;
  }

  static void Disconnect(const FunctionCallbackInfo<Value>& info) {
    JSBindingsConnection* session;
    ASSIGN_OR_RETURN_UNWRAP(&session, info.Holder());
    session->Disconnect();
  }

  static void Dispatch(const FunctionCallbackInfo<Value>& info) {
    Environment* env = Environment::GetCurrent(info);
    JSBindingsConnection* session;
    ASSIGN_OR_RETURN_UNWRAP(&session, info.Holder());
    CHECK(info[0]->IsString());

    if (session->session_) {
      session->session_->Dispatch(
          ToProtocolString(env->isolate(), info[0])->string());
    }
  }

  void MemoryInfo(MemoryTracker* tracker) const override {
    tracker->TrackField("callback", callback_);
    tracker->TrackFieldWithSize(
        "session", sizeof(*session_), "InspectorSession");
  }

  SET_MEMORY_INFO_NAME(JSBindingsConnection)
  SET_SELF_SIZE(JSBindingsConnection)

 private:
  std::unique_ptr<InspectorSession> session_;
  Global<Function> callback_;
};

static bool InspectorEnabled(Environment* env) {
  Agent* agent = env->inspector_agent();
  return agent->IsActive();
}

void SetConsoleExtensionInstaller(const FunctionCallbackInfo<Value>& info) {
  auto env = Environment::GetCurrent(info);

  CHECK_EQ(info.Length(), 1);
  CHECK(info[0]->IsFunction());

  env->set_inspector_console_extension_installer(info[0].As<Function>());
}

void CallAndPauseOnStart(const FunctionCallbackInfo<v8::Value>& args) {
  Environment* env = Environment::GetCurrent(args);
  CHECK_GT(args.Length(), 1);
  CHECK(args[0]->IsFunction());
  SlicedArguments call_args(args, /* start */ 2);
  env->inspector_agent()->PauseOnNextJavascriptStatement("Break on start");
  v8::MaybeLocal<v8::Value> retval =
      args[0].As<v8::Function>()->Call(env->context(), args[1],
                                       call_args.length(), call_args.out());
  if (!retval.IsEmpty()) {
    args.GetReturnValue().Set(retval.ToLocalChecked());
  }
}

void InspectorConsoleCall(const FunctionCallbackInfo<Value>& info) {
  Environment* env = Environment::GetCurrent(info);
  Isolate* isolate = env->isolate();
  Local<Context> context = isolate->GetCurrentContext();
  CHECK_GE(info.Length(), 2);
  SlicedArguments call_args(info, /* start */ 2);
  if (InspectorEnabled(env)) {
    Local<Value> inspector_method = info[0];
    CHECK(inspector_method->IsFunction());
    if (!env->is_in_inspector_console_call()) {
      env->set_is_in_inspector_console_call(true);
      MaybeLocal<Value> ret =
          inspector_method.As<Function>()->Call(context,
                                                info.Holder(),
                                                call_args.length(),
                                                call_args.out());
      env->set_is_in_inspector_console_call(false);
      if (ret.IsEmpty())
        return;
    }
  }

  Local<Value> node_method = info[1];
  CHECK(node_method->IsFunction());
  node_method.As<Function>()->Call(context,
                                   info.Holder(),
                                   call_args.length(),
                                   call_args.out()).FromMaybe(Local<Value>());
}

static void* GetAsyncTask(int64_t asyncId) {
  // The inspector assumes that when other clients use its asyncTask* API,
  // they use real pointers, or at least something aligned like real pointer.
  // In general it means that our task_id should always be even.
  //
  // On 32bit platforms, the 64bit asyncId would get truncated when converted
  // to a 32bit pointer. However, the javascript part will never enable
  // the async_hook on 32bit platforms, therefore the truncation will never
  // happen in practice.
  return reinterpret_cast<void*>(asyncId << 1);
}

template <void (Agent::*asyncTaskFn)(void*)>
static void InvokeAsyncTaskFnWithId(const FunctionCallbackInfo<Value>& args) {
  Environment* env = Environment::GetCurrent(args);
  CHECK(args[0]->IsNumber());
  int64_t task_id = args[0]->IntegerValue(env->context()).FromJust();
  (env->inspector_agent()->*asyncTaskFn)(GetAsyncTask(task_id));
}

static void AsyncTaskScheduledWrapper(const FunctionCallbackInfo<Value>& args) {
  Environment* env = Environment::GetCurrent(args);

  CHECK(args[0]->IsString());
  Local<String> task_name = args[0].As<String>();
  String::Value task_name_value(args.GetIsolate(), task_name);
  StringView task_name_view(*task_name_value, task_name_value.length());

  CHECK(args[1]->IsNumber());
  int64_t task_id = args[1]->IntegerValue(env->context()).FromJust();
  void* task = GetAsyncTask(task_id);

  CHECK(args[2]->IsBoolean());
  bool recurring = args[2]->BooleanValue(args.GetIsolate());

  env->inspector_agent()->AsyncTaskScheduled(task_name_view, task, recurring);
}

static void RegisterAsyncHookWrapper(const FunctionCallbackInfo<Value>& args) {
  Environment* env = Environment::GetCurrent(args);

  CHECK(args[0]->IsFunction());
  Local<Function> enable_function = args[0].As<Function>();
  CHECK(args[1]->IsFunction());
  Local<Function> disable_function = args[1].As<Function>();
  env->inspector_agent()->RegisterAsyncHook(env->isolate(),
    enable_function, disable_function);
}

void IsEnabled(const FunctionCallbackInfo<Value>& args) {
  Environment* env = Environment::GetCurrent(args);
  args.GetReturnValue().Set(InspectorEnabled(env));
}

void Open(const FunctionCallbackInfo<Value>& args) {
  Environment* env = Environment::GetCurrent(args);
  Agent* agent = env->inspector_agent();

  if (args.Length() > 0 && args[0]->IsUint32()) {
    uint32_t port = args[0].As<Uint32>()->Value();
    agent->host_port()->set_port(static_cast<int>(port));
  }

  if (args.Length() > 1 && args[1]->IsString()) {
    Utf8Value host(env->isolate(), args[1].As<String>());
    agent->host_port()->set_host(*host);
  }

  agent->StartIoThread();
}

void WaitForDebugger(const FunctionCallbackInfo<Value>& args) {
  Environment* env = Environment::GetCurrent(args);
  Agent* agent = env->inspector_agent();
  if (agent->IsActive())
    agent->WaitForConnect();
  args.GetReturnValue().Set(agent->IsActive());
}

void Url(const FunctionCallbackInfo<Value>& args) {
  Environment* env = Environment::GetCurrent(args);
  std::string url = env->inspector_agent()->GetWsUrl();
  if (url.length() == 0) {
    return;
  }
  args.GetReturnValue().Set(OneByteString(env->isolate(), url.c_str()));
}

void Initialize(Local<Object> target, Local<Value> unused,
                Local<Context> context, void* priv) {
  Environment* env = Environment::GetCurrent(context);

  v8::Local<v8::Function> consoleCallFunc =
      env->NewFunctionTemplate(InspectorConsoleCall, v8::Local<v8::Signature>(),
                               v8::ConstructorBehavior::kThrow,
                               v8::SideEffectType::kHasSideEffect)
          ->GetFunction(context)
          .ToLocalChecked();
  auto name_string = FIXED_ONE_BYTE_STRING(env->isolate(), "consoleCall");
  target->Set(context, name_string, consoleCallFunc).Check();
  consoleCallFunc->SetName(name_string);

  env->SetMethod(
      target, "setConsoleExtensionInstaller", SetConsoleExtensionInstaller);
  env->SetMethod(target, "callAndPauseOnStart", CallAndPauseOnStart);
  env->SetMethod(target, "open", Open);
  env->SetMethodNoSideEffect(target, "url", Url);
  env->SetMethod(target, "waitForDebugger", WaitForDebugger);

  env->SetMethod(target, "asyncTaskScheduled", AsyncTaskScheduledWrapper);
  env->SetMethod(target, "asyncTaskCanceled",
      InvokeAsyncTaskFnWithId<&Agent::AsyncTaskCanceled>);
  env->SetMethod(target, "asyncTaskStarted",
      InvokeAsyncTaskFnWithId<&Agent::AsyncTaskStarted>);
  env->SetMethod(target, "asyncTaskFinished",
      InvokeAsyncTaskFnWithId<&Agent::AsyncTaskFinished>);

  env->SetMethod(target, "registerAsyncHook", RegisterAsyncHookWrapper);
  env->SetMethodNoSideEffect(target, "isEnabled", IsEnabled);

  JSBindingsConnection<LocalConnection>::Bind(env, target);
  JSBindingsConnection<MainThreadConnection>::Bind(env, target);
}

}  // namespace
}  // namespace inspector
}  // namespace node

NODE_MODULE_CONTEXT_AWARE_INTERNAL(inspector,
                                  node::inspector::Initialize)


Generated by: GCOVR (Version 3.4)

Line	Branch	Exec	Source
1			#include "base_object-inl.h"
2			#include "inspector_agent.h"
3			#include "inspector_io.h"
4			#include "memory_tracker-inl.h"
5			#include "util-inl.h"
6			#include "v8.h"
7			#include "v8-inspector.h"
8
9			#include <memory>
10
11			namespace node {
12			namespace inspector {
13			namespace {
14
15			using v8::Boolean;
16			using v8::Context;
17			using v8::Function;
18			using v8::FunctionCallbackInfo;
19			using v8::FunctionTemplate;
20			using v8::Global;
21			using v8::HandleScope;
22			using v8::Isolate;
23			using v8::Local;
24			using v8::MaybeLocal;
25			using v8::NewStringType;
26			using v8::Object;
27			using v8::String;
28			using v8::Uint32;
29			using v8::Value;
30
31			using v8_inspector::StringBuffer;
32			using v8_inspector::StringView;
33
34		439	std::unique_ptr<StringBuffer> ToProtocolString(Isolate* isolate,
35			Local<Value> value) {
36		439	TwoByteValue buffer(isolate, value);
37		439	return StringBuffer::create(StringView(*buffer, buffer.length()));
38			}
39
40			struct LocalConnection {
41		210	static std::unique_ptr<InspectorSession> Connect(
42			Agent* inspector, std::unique_ptr<InspectorSessionDelegate> delegate) {
43		210	return inspector->Connect(std::move(delegate), false);
44			}
45
46		5095	static Local<String> GetClassName(Environment* env) {
47		5095	return FIXED_ONE_BYTE_STRING(env->isolate(), "Connection");
48			}
49			};
50
51			struct MainThreadConnection {
52		2	static std::unique_ptr<InspectorSession> Connect(
53			Agent* inspector, std::unique_ptr<InspectorSessionDelegate> delegate) {
54		2	return inspector->ConnectToMainThread(std::move(delegate), true);
55			}
56
57		5095	static Local<String> GetClassName(Environment* env) {
58		5095	return FIXED_ONE_BYTE_STRING(env->isolate(), "MainThreadConnection");
59			}
60			};
61
62			template <typename ConnectionType>
63	✗✗✓✓	636	class JSBindingsConnection : public AsyncWrap {
64			public:
65	✗✓✗✓	424	class JSBindingsSessionDelegate : public InspectorSessionDelegate {
66			public:
67		212	JSBindingsSessionDelegate(Environment* env,
68			JSBindingsConnection* connection)
69			: env_(env),
70		212	connection_(connection) {
71		212	}
72
73		4000	void SendMessageToFrontend(const v8_inspector::StringView& message)
74			override {
75		4000	Isolate* isolate = env_->isolate();
76		4000	HandleScope handle_scope(isolate);
77		4000	Context::Scope context_scope(env_->context());
78			MaybeLocal<String> v8string =
79			String::NewFromTwoByte(isolate, message.characters16(),
80		4000	NewStringType::kNormal, message.length());
81		8000	Local<Value> argument = v8string.ToLocalChecked().As<Value>();
82		8000	connection_->OnMessage(argument);
83		4000	}
84
85			private:
86			Environment* env_;
87			JSBindingsConnection* connection_;
88			};
89
90		212	JSBindingsConnection(Environment* env,
91			Local<Object> wrap,
92			Local<Function> callback)
93			: AsyncWrap(env, wrap, PROVIDER_INSPECTORJSBINDING),
94		212	callback_(env->isolate(), callback) {
95		212	Agent* inspector = env->inspector_agent();
96		212	session_ = ConnectionType::Connect(
97			inspector, std::make_unique<JSBindingsSessionDelegate>(env, this));
98		212	}
99
100		4000	void OnMessage(Local<Value> value) {
101		8000	MakeCallback(callback_.Get(env()->isolate()), 1, &value);
102		4000	}
103
104		10190	static void Bind(Environment* env, Local<Object> target) {
105		10190	Local<String> class_name = ConnectionType::GetClassName(env);
106			Local<FunctionTemplate> tmpl =
107		10190	env->NewFunctionTemplate(JSBindingsConnection::New);
108		20380	tmpl->InstanceTemplate()->SetInternalFieldCount(1);
109		10190	tmpl->SetClassName(class_name);
110		20380	tmpl->Inherit(AsyncWrap::GetConstructorTemplate(env));
111		10190	env->SetProtoMethod(tmpl, "dispatch", JSBindingsConnection::Dispatch);
112		10190	env->SetProtoMethod(tmpl, "disconnect", JSBindingsConnection::Disconnect);
113			target->Set(env->context(),
114			class_name,
115		50950	tmpl->GetFunction(env->context()).ToLocalChecked())
116		20380	.ToChecked();
117		10190	}
118
119		212	static void New(const FunctionCallbackInfo<Value>& info) {
120		212	Environment* env = Environment::GetCurrent(info);
121	✗✓✗✓	424	CHECK(info[0]->IsFunction());
122		424	Local<Function> callback = info[0].As<Function>();
123		212	new JSBindingsConnection(env, info.This(), callback);
124		212	}
125
126		200	void Disconnect() {
127		200	session_.reset();
128	✗✗✓✗	200	delete this;
129		200	}
130
131		200	static void Disconnect(const FunctionCallbackInfo<Value>& info) {
132			JSBindingsConnection* session;
133	✗✗✗✓	400	ASSIGN_OR_RETURN_UNWRAP(&session, info.Holder());
134		200	session->Disconnect();
135			}
136
137		439	static void Dispatch(const FunctionCallbackInfo<Value>& info) {
138		439	Environment* env = Environment::GetCurrent(info);
139			JSBindingsConnection* session;
140	✗✓✗✓	878	ASSIGN_OR_RETURN_UNWRAP(&session, info.Holder());
141	✗✓✗✓	1317	CHECK(info[0]->IsString());
142
143	✓✗✓✗	439	if (session->session_) {
144		878	session->session_->Dispatch(
145		878	ToProtocolString(env->isolate(), info[0])->string());
146			}
147			}
148
149		2	void MemoryInfo(MemoryTracker* tracker) const override {
150		2	tracker->TrackField("callback", callback_);
151		2	tracker->TrackFieldWithSize(
152			"session", sizeof(*session_), "InspectorSession");
153		2	}
154
155		2	SET_MEMORY_INFO_NAME(JSBindingsConnection)
156		2	SET_SELF_SIZE(JSBindingsConnection)
157
158			private:
159			std::unique_ptr<InspectorSession> session_;
160			Global<Function> callback_;
161			};
162
163		226619	static bool InspectorEnabled(Environment* env) {
164		226619	Agent* agent = env->inspector_agent();
165		226619	return agent->IsActive();
166			}
167
168		5095	void SetConsoleExtensionInstaller(const FunctionCallbackInfo<Value>& info) {
169		5095	auto env = Environment::GetCurrent(info);
170
171	✗✓	5095	CHECK_EQ(info.Length(), 1);
172	✗✓	10190	CHECK(info[0]->IsFunction());
173
174		10190	env->set_inspector_console_extension_installer(info[0].As<Function>());
175		5095	}
176
177		6	void CallAndPauseOnStart(const FunctionCallbackInfo<v8::Value>& args) {
178		6	Environment* env = Environment::GetCurrent(args);
179	✗✓	6	CHECK_GT(args.Length(), 1);
180	✗✓	12	CHECK(args[0]->IsFunction());
181		6	SlicedArguments call_args(args, /* start */ 2);
182		6	env->inspector_agent()->PauseOnNextJavascriptStatement("Break on start");
183			v8::MaybeLocal<v8::Value> retval =
184		11	args[0].As<v8::Function>()->Call(env->context(), args[1],
185		24	call_args.length(), call_args.out());
186	✓✓	5	if (!retval.IsEmpty()) {
187		8	args.GetReturnValue().Set(retval.ToLocalChecked());
188		5	}
189		5	}
190
191		226617	void InspectorConsoleCall(const FunctionCallbackInfo<Value>& info) {
192		226617	Environment* env = Environment::GetCurrent(info);
193		226617	Isolate* isolate = env->isolate();
194		226617	Local<Context> context = isolate->GetCurrentContext();
195	✗✓	226617	CHECK_GE(info.Length(), 2);
196		226617	SlicedArguments call_args(info, /* start */ 2);
197	✓✓	226617	if (InspectorEnabled(env)) {
198		226558	Local<Value> inspector_method = info[0];
199	✗✓	226558	CHECK(inspector_method->IsFunction());
200	✓✓	226558	if (!env->is_in_inspector_console_call()) {
201		226557	env->set_is_in_inspector_console_call(true);
202			MaybeLocal<Value> ret =
203			inspector_method.As<Function>()->Call(context,
204			info.Holder(),
205		226557	call_args.length(),
206		906228	call_args.out());
207		226557	env->set_is_in_inspector_console_call(false);
208	✓✓	226557	if (ret.IsEmpty())
209		226626	return;
210			}
211			}
212
213		226608	Local<Value> node_method = info[1];
214	✗✓	226608	CHECK(node_method->IsFunction());
215			node_method.As<Function>()->Call(context,
216			info.Holder(),
217		226608	call_args.length(),
218	✓✓	1133040	call_args.out()).FromMaybe(Local<Value>());
219			}
220
221		7	static void* GetAsyncTask(int64_t asyncId) {
222			// The inspector assumes that when other clients use its asyncTask* API,
223			// they use real pointers, or at least something aligned like real pointer.
224			// In general it means that our task_id should always be even.
225			//
226			// On 32bit platforms, the 64bit asyncId would get truncated when converted
227			// to a 32bit pointer. However, the javascript part will never enable
228			// the async_hook on 32bit platforms, therefore the truncation will never
229			// happen in practice.
230		7	return reinterpret_cast<void*>(asyncId << 1);
231			}
232
233			template <void (Agent::asyncTaskFn)(void)>
234		6	static void InvokeAsyncTaskFnWithId(const FunctionCallbackInfo<Value>& args) {
235		6	Environment* env = Environment::GetCurrent(args);
236	✗✓✗✓ ✗✓	12	CHECK(args[0]->IsNumber());
237		24	int64_t task_id = args[0]->IntegerValue(env->context()).FromJust();
238		6	(env->inspector_agent()->*asyncTaskFn)(GetAsyncTask(task_id));
239		6	}
240
241		1	static void AsyncTaskScheduledWrapper(const FunctionCallbackInfo<Value>& args) {
242		1	Environment* env = Environment::GetCurrent(args);
243
244	✗✓	3	CHECK(args[0]->IsString());
245		2	Local<String> task_name = args[0].As<String>();
246		1	String::Value task_name_value(args.GetIsolate(), task_name);
247		1	StringView task_name_view(*task_name_value, task_name_value.length());
248
249	✗✓	2	CHECK(args[1]->IsNumber());
250		4	int64_t task_id = args[1]->IntegerValue(env->context()).FromJust();
251		1	void* task = GetAsyncTask(task_id);
252
253	✗✓	2	CHECK(args[2]->IsBoolean());
254		3	bool recurring = args[2]->BooleanValue(args.GetIsolate());
255
256		1	env->inspector_agent()->AsyncTaskScheduled(task_name_view, task, recurring);
257		1	}
258
259		5093	static void RegisterAsyncHookWrapper(const FunctionCallbackInfo<Value>& args) {
260		5093	Environment* env = Environment::GetCurrent(args);
261
262	✗✓	10186	CHECK(args[0]->IsFunction());
263		10186	Local<Function> enable_function = args[0].As<Function>();
264	✗✓	10186	CHECK(args[1]->IsFunction());
265		10186	Local<Function> disable_function = args[1].As<Function>();
266			env->inspector_agent()->RegisterAsyncHook(env->isolate(),
267		5093	enable_function, disable_function);
268		5093	}
269
270		2	void IsEnabled(const FunctionCallbackInfo<Value>& args) {
271		2	Environment* env = Environment::GetCurrent(args);
272		6	args.GetReturnValue().Set(InspectorEnabled(env));
273		2	}
274
275		4	void Open(const FunctionCallbackInfo<Value>& args) {
276		4	Environment* env = Environment::GetCurrent(args);
277		4	Agent* agent = env->inspector_agent();
278
279	✓✗✓✓ ✓✗✓✓	16	if (args.Length() > 0 && args[0]->IsUint32()) {
280		6	uint32_t port = args[0].As<Uint32>()->Value();
281		2	agent->host_port()->set_port(static_cast<int>(port));
282			}
283
284	✓✗✗✓ ✓✗✗✓	20	if (args.Length() > 1 && args[1]->IsString()) {
285			Utf8Value host(env->isolate(), args[1].As<String>());
286			agent->host_port()->set_host(*host);
287			}
288
289		4	agent->StartIoThread();
290		4	}
291
292		2	void WaitForDebugger(const FunctionCallbackInfo<Value>& args) {
293		2	Environment* env = Environment::GetCurrent(args);
294		2	Agent* agent = env->inspector_agent();
295	✓✗	2	if (agent->IsActive())
296		2	agent->WaitForConnect();
297		6	args.GetReturnValue().Set(agent->IsActive());
298		2	}
299
300		9	void Url(const FunctionCallbackInfo<Value>& args) {
301		9	Environment* env = Environment::GetCurrent(args);
302		9	std::string url = env->inspector_agent()->GetWsUrl();
303	✓✓	9	if (url.length() == 0) {
304		11	return;
305			}
306	✓✓	21	args.GetReturnValue().Set(OneByteString(env->isolate(), url.c_str()));
307			}
308
309		5095	void Initialize(Local<Object> target, Local<Value> unused,
310			Local<Context> context, void* priv) {
311		5095	Environment* env = Environment::GetCurrent(context);
312
313			v8::Local<v8::Function> consoleCallFunc =
314			env->NewFunctionTemplate(InspectorConsoleCall, v8::Local<v8::Signature>(),
315			v8::ConstructorBehavior::kThrow,
316		5095	v8::SideEffectType::kHasSideEffect)
317		15285	->GetFunction(context)
318		10190	.ToLocalChecked();
319		5095	auto name_string = FIXED_ONE_BYTE_STRING(env->isolate(), "consoleCall");
320		10190	target->Set(context, name_string, consoleCallFunc).Check();
321		5095	consoleCallFunc->SetName(name_string);
322
323			env->SetMethod(
324		5095	target, "setConsoleExtensionInstaller", SetConsoleExtensionInstaller);
325		5095	env->SetMethod(target, "callAndPauseOnStart", CallAndPauseOnStart);
326		5095	env->SetMethod(target, "open", Open);
327		5095	env->SetMethodNoSideEffect(target, "url", Url);
328		5095	env->SetMethod(target, "waitForDebugger", WaitForDebugger);
329
330		5095	env->SetMethod(target, "asyncTaskScheduled", AsyncTaskScheduledWrapper);
331			env->SetMethod(target, "asyncTaskCanceled",
332		5095	InvokeAsyncTaskFnWithId<&Agent::AsyncTaskCanceled>);
333			env->SetMethod(target, "asyncTaskStarted",
334		5095	InvokeAsyncTaskFnWithId<&Agent::AsyncTaskStarted>);
335			env->SetMethod(target, "asyncTaskFinished",
336		5095	InvokeAsyncTaskFnWithId<&Agent::AsyncTaskFinished>);
337
338		5095	env->SetMethod(target, "registerAsyncHook", RegisterAsyncHookWrapper);
339		5095	env->SetMethodNoSideEffect(target, "isEnabled", IsEnabled);
340
341		5095	JSBindingsConnection<LocalConnection>::Bind(env, target);
342		5095	JSBindingsConnection<MainThreadConnection>::Bind(env, target);
343		5095	}
344
345			} // namespace
346			} // namespace inspector
347			} // namespace node
348
349		4948	NODE_MODULE_CONTEXT_AWARE_INTERNAL(inspector,
350			node::inspector::Initialize)