| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "extensions/renderer/logging_native_handler.h" |
| |
| #include "base/bind.h" |
| #include "base/logging.h" |
| #include "base/strings/stringprintf.h" |
| #include "extensions/renderer/script_context.h" |
| |
| namespace extensions { |
| |
| LoggingNativeHandler::LoggingNativeHandler(ScriptContext* context) |
| : ObjectBackedNativeHandler(context) {} |
| |
| LoggingNativeHandler::~LoggingNativeHandler() {} |
| |
| void LoggingNativeHandler::AddRoutes() { |
| RouteHandlerFunction("DCHECK", |
| base::BindRepeating(&LoggingNativeHandler::Dcheck, |
| base::Unretained(this))); |
| RouteHandlerFunction("CHECK", |
| base::BindRepeating(&LoggingNativeHandler::Check, |
| base::Unretained(this))); |
| // A blatant ugly hack to get around our "dcheck is on" validity presubmit |
| // checks (which assert that it's always written as `#if DCHECK_IS_ON()`). |
| constexpr char kDCheckIsOnFunctionKey[] = |
| "DCHECK_IS_" |
| "ON"; |
| RouteHandlerFunction(kDCheckIsOnFunctionKey, |
| base::BindRepeating(&LoggingNativeHandler::DcheckIsOn, |
| base::Unretained(this))); |
| RouteHandlerFunction("LOG", base::BindRepeating(&LoggingNativeHandler::Log, |
| base::Unretained(this))); |
| RouteHandlerFunction("WARNING", |
| base::BindRepeating(&LoggingNativeHandler::Warning, |
| base::Unretained(this))); |
| } |
| |
| void LoggingNativeHandler::Check( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| bool check_value; |
| std::string error_message; |
| ParseArgs(args, &check_value, &error_message); |
| CHECK(check_value) << error_message; |
| } |
| |
| void LoggingNativeHandler::Dcheck( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| bool check_value; |
| std::string error_message; |
| ParseArgs(args, &check_value, &error_message); |
| DCHECK(check_value) << error_message; |
| } |
| |
| void LoggingNativeHandler::DcheckIsOn( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| args.GetReturnValue().Set(DCHECK_IS_ON()); |
| } |
| |
| void LoggingNativeHandler::Log( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| CHECK_EQ(1, args.Length()); |
| LOG(INFO) << *v8::String::Utf8Value(args.GetIsolate(), args[0]); |
| } |
| |
| void LoggingNativeHandler::Warning( |
| const v8::FunctionCallbackInfo<v8::Value>& args) { |
| CHECK_EQ(1, args.Length()); |
| LOG(WARNING) << *v8::String::Utf8Value(args.GetIsolate(), args[0]); |
| } |
| |
| void LoggingNativeHandler::ParseArgs( |
| const v8::FunctionCallbackInfo<v8::Value>& args, |
| bool* check_value, |
| std::string* error_message) { |
| CHECK_LE(args.Length(), 2); |
| *check_value = args[0]->BooleanValue(context()->isolate()); |
| if (args.Length() == 2) { |
| *error_message = "Error: " + std::string(*v8::String::Utf8Value( |
| args.GetIsolate(), args[1])); |
| } |
| |
| if (!check_value) |
| *error_message += "\n" + context()->GetStackTraceAsString(); |
| } |
| |
| } // namespace extensions |