[inspector] added Debugger.getPossibleBreakpoints method

test/inspector/inspector-test.cc

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if !defined(_WIN32) && !defined(_WIN64)
 #include <unistd.h>  // NOLINT
 #endif               // !defined(_WIN32) && !defined(_WIN64)
 
 #include <locale.h>
 
@@ skipping 20 matching lines @@
   std::vector<TaskRunner*> empty;
   task_runners.swap(empty);
 }
 
 void Exit() {
   fflush(stdout);
   fflush(stderr);
   Terminate();
 }
 
+v8::internal::Vector<uint16_t> ToVector(v8::Local<v8::String> str) {
+  v8::internal::Vector<uint16_t> buffer =
+      v8::internal::Vector<uint16_t>::New(str->Length());
+  str->Write(buffer.start(), 0, str->Length());
+  return buffer;
+}
+
 class UtilsExtension : public v8::Extension {
  public:
   UtilsExtension()
       : v8::Extension("v8_inspector/utils",
                       "native function print();"
                       "native function quit();"
                       "native function setlocale();"
-                      "native function load();") {}
+                      "native function load();"
+                      "native function compileAndRunWithOrigin();") {}
   virtual v8::Local<v8::FunctionTemplate> GetNativeFunctionTemplate(
       v8::Isolate* isolate, v8::Local<v8::String> name) {
     v8::Local<v8::Context> context = isolate->GetCurrentContext();
     if (name->Equals(context, v8::String::NewFromUtf8(
                                   isolate, "print", v8::NewStringType::kNormal)
                                   .ToLocalChecked())
             .FromJust()) {
       return v8::FunctionTemplate::New(isolate, UtilsExtension::Print);
     } else if (name->Equals(context,
                             v8::String::NewFromUtf8(isolate, "quit",
                                                     v8::NewStringType::kNormal)
                                 .ToLocalChecked())
                    .FromJust()) {
       return v8::FunctionTemplate::New(isolate, UtilsExtension::Quit);
     } else if (name->Equals(context,
                             v8::String::NewFromUtf8(isolate, "setlocale",
                                                     v8::NewStringType::kNormal)
                                 .ToLocalChecked())
                    .FromJust()) {
       return v8::FunctionTemplate::New(isolate, UtilsExtension::SetLocale);
     } else if (name->Equals(context,
                             v8::String::NewFromUtf8(isolate, "load",
                                                     v8::NewStringType::kNormal)
                                 .ToLocalChecked())
                    .FromJust()) {
       return v8::FunctionTemplate::New(isolate, UtilsExtension::Load);
+    } else if (name->Equals(context, v8::String::NewFromUtf8(
+                                         isolate, "compileAndRunWithOrigin",
+                                         v8::NewStringType::kNormal)
+                                         .ToLocalChecked())
+                   .FromJust()) {
+      return v8::FunctionTemplate::New(isolate,
+                                       UtilsExtension::CompileAndRunWithOrigin);
     }
     return v8::Local<v8::FunctionTemplate>();
   }
 
+  static void set_backend_task_runner(TaskRunner* runner) {
+    backend_runner_ = runner;
+  }
+
  private:
+  static TaskRunner* backend_runner_;
+
   static void Print(const v8::FunctionCallbackInfo<v8::Value>& args) {
     for (int i = 0; i < args.Length(); i++) {
       v8::HandleScope handle_scope(args.GetIsolate());
       if (i != 0) {
         printf(" ");
       }
 
       // Explicitly catch potential exceptions in toString().
       v8::TryCatch try_catch(args.GetIsolate());
       v8::Local<v8::Value> arg = args[i];
@@ skipping 46 matching lines @@
       isolate->ThrowException(
           v8::String::NewFromUtf8(isolate, "Error loading file",
                                   v8::NewStringType::kNormal)
               .ToLocalChecked());
       return;
     }
     ExecuteStringTask task(chars);
     v8::Global<v8::Context> context(isolate, isolate->GetCurrentContext());
     task.Run(isolate, context);
   }
+
+  static void CompileAndRunWithOrigin(
+      const v8::FunctionCallbackInfo<v8::Value>& args) {
+    if (args.Length() != 4 || !args[0]->IsString() || !args[1]->IsString() ||
+        !args[2]->IsInt32() || !args[3]->IsInt32()) {
+      fprintf(stderr,
+              "Internal error: compileAndRunWithOrigin(source, name, line, "
+              "column).");
+      Exit();
+    }
+
+    backend_runner_->Append(new ExecuteStringTask(
+        ToVector(args[0].As<v8::String>()), args[1].As<v8::String>(),
+        args[2].As<v8::Int32>(), args[3].As<v8::Int32>()));
+  }
 };
 
+TaskRunner* UtilsExtension::backend_runner_ = nullptr;
+
 class SetTimeoutTask : public TaskRunner::Task {
  public:
   SetTimeoutTask(v8::Isolate* isolate, v8::Local<v8::Function> function)
       : function_(isolate, function) {}
   virtual ~SetTimeoutTask() {}
 
   bool is_inspector_task() final { return false; }
 
   void Run(v8::Isolate* isolate,
            const v8::Global<v8::Context>& global_context) override {
     v8::MicrotasksScope microtasks_scope(isolate,
                                          v8::MicrotasksScope::kRunMicrotasks);
     v8::HandleScope handle_scope(isolate);
     v8::Local<v8::Context> context = global_context.Get(isolate);
     v8::Context::Scope context_scope(context);
 
     v8::Local<v8::Function> function = function_.Get(isolate);
     v8::MaybeLocal<v8::Value> result;
     v8_inspector::V8Inspector* inspector =
         InspectorClientImpl::InspectorFromContext(context);
     if (inspector) inspector->willExecuteScript(context, function->ScriptId());
     result = function->Call(context, context->Global(), 0, nullptr);
     if (inspector) inspector->didExecuteScript(context);
   }
 
  private:
   v8::Global<v8::Function> function_;
 };
 
-v8::internal::Vector<uint16_t> ToVector(v8::Local<v8::String> str) {
-  v8::internal::Vector<uint16_t> buffer =
-      v8::internal::Vector<uint16_t>::New(str->Length());
-  str->Write(buffer.start(), 0, str->Length());
-  return buffer;
-}
-
 class SetTimeoutExtension : public v8::Extension {
  public:
   SetTimeoutExtension()
       : v8::Extension("v8_inspector/setTimeout",
                       "native function setTimeout();") {}
 
   virtual v8::Local<v8::FunctionTemplate> GetNativeFunctionTemplate(
       v8::Isolate* isolate, v8::Local<v8::String> name) {
     return v8::FunctionTemplate::New(isolate, SetTimeoutExtension::SetTimeout);
   }
 
  private:
   static void SetTimeout(const v8::FunctionCallbackInfo<v8::Value>& args) {
     if (args.Length() != 2 || !args[1]->IsNumber() ||
         (!args[0]->IsFunction() && !args[0]->IsString()) ||
         args[1].As<v8::Number>()->Value() != 0.0) {
       fprintf(stderr,
               "Internal error: only setTimeout(function, 0) is supported.");
       Exit();
     }
-    v8::Local<v8::Context> context = args.GetIsolate()->GetCurrentContext();
+    v8::Isolate* isolate = args.GetIsolate();
+    v8::Local<v8::Context> context = isolate->GetCurrentContext();
     if (args[0]->IsFunction()) {
-      TaskRunner::FromContext(context)->Append(new SetTimeoutTask(
-          args.GetIsolate(), v8::Local<v8::Function>::Cast(args[0])));
+      TaskRunner::FromContext(context)->Append(
+          new SetTimeoutTask(isolate, v8::Local<v8::Function>::Cast(args[0])));
     } else {
-      TaskRunner::FromContext(context)->Append(
-          new ExecuteStringTask(ToVector(args[0].As<v8::String>())));
+      TaskRunner::FromContext(context)->Append(new ExecuteStringTask(
+          ToVector(args[0].As<v8::String>()), v8::String::Empty(isolate),
+          v8::Integer::New(isolate, 0), v8::Integer::New(isolate, 0)));
     }
   }
 };
 
 class InspectorExtension : public v8::Extension {
  public:
   InspectorExtension()
       : v8::Extension("v8_inspector/inspector",
                       "native function attachInspector();"
                       "native function detachInspector();") {}
@@ skipping 73 matching lines @@
                                 v8::NewStringType::kInternalized)
             .ToLocalChecked();
     v8::Local<v8::String> message_string = ToString(isolate, message);
     v8::Local<v8::String> suffix =
         v8::String::NewFromUtf8(isolate, ")", v8::NewStringType::kInternalized)
             .ToLocalChecked();
 
     v8::Local<v8::String> result = v8::String::Concat(prefix, message_string);
     result = v8::String::Concat(result, suffix);
 
-    frontend_task_runner_->Append(new ExecuteStringTask(ToVector(result)));
+    frontend_task_runner_->Append(new ExecuteStringTask(
+        ToVector(result), v8::String::Empty(isolate),
+        v8::Integer::New(isolate, 0), v8::Integer::New(isolate, 0)));
   }
 
  private:
   TaskRunner* frontend_task_runner_;
 };
 
 }  //  namespace
 
 int main(int argc, char* argv[]) {
   v8::V8::InitializeICUDefaultLocation(argv[0]);
@@ skipping 14 matching lines @@
 
   v8::base::Semaphore ready_semaphore(0);
 
   const char* backend_extensions[] = {"v8_inspector/setTimeout",
                                       "v8_inspector/inspector"};
   v8::ExtensionConfiguration backend_configuration(
       arraysize(backend_extensions), backend_extensions);
   TaskRunner backend_runner(&backend_configuration, false, &ready_semaphore);
   ready_semaphore.Wait();
   SendMessageToBackendExtension::set_backend_task_runner(&backend_runner);
+  UtilsExtension::set_backend_task_runner(&backend_runner);
 
   const char* frontend_extensions[] = {"v8_inspector/utils",
                                        "v8_inspector/frontend"};
   v8::ExtensionConfiguration frontend_configuration(
       arraysize(frontend_extensions), frontend_extensions);
   TaskRunner frontend_runner(&frontend_configuration, true, &ready_semaphore);
   ready_semaphore.Wait();
 
   FrontendChannelImpl frontend_channel(&frontend_runner);
   InspectorClientImpl inspector_client(&backend_runner, &frontend_channel,
@@ skipping 14 matching lines @@
               argv[i]);
       Exit();
     }
     frontend_runner.Append(new ExecuteStringTask(chars));
   }
 
   frontend_runner.Join();
   backend_runner.Join();
   return 0;
 }