| // Copyright 2013 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include"gin/try_catch.h" |
| |
| #include<sstream> |
| |
| #include"gin/converter.h" |
| #include"v8/include/v8-message.h" |
| |
| namespace{ |
| |
| v8::Local<v8::String>GetSourceLine(v8::Isolate* isolate, |
| v8::Local<v8::Message> message){ |
| auto maybe= message->GetSourceLine(isolate->GetCurrentContext()); |
| v8::Local<v8::String> source_line; |
| return maybe.ToLocal(&source_line)? source_line: v8::String::Empty(isolate); |
| } |
| |
| }// namespace |
| |
| namespace gin{ |
| |
| TryCatch::TryCatch(v8::Isolate* isolate) |
| : isolate_(isolate), try_catch_(isolate){ |
| } |
| |
| TryCatch::~TryCatch()=default; |
| |
| boolTryCatch::HasCaught(){ |
| return try_catch_.HasCaught(); |
| } |
| |
| std::stringTryCatch::GetStackTrace(){ |
| if(!HasCaught()){ |
| return""; |
| } |
| |
| std::stringstream ss; |
| v8::Local<v8::Message> message= try_catch_.Message(); |
| ss<< V8ToString(isolate_, message->Get())<< std::endl |
| << V8ToString(isolate_,GetSourceLine(isolate_, message))<< std::endl; |
| |
| v8::Local<v8::StackTrace> trace= message->GetStackTrace(); |
| if(trace.IsEmpty()) |
| return ss.str(); |
| |
| int len= trace->GetFrameCount(); |
| for(int i=0; i< len;++i){ |
| v8::Local<v8::StackFrame> frame= trace->GetFrame(isolate_, i); |
| ss<< V8ToString(isolate_, frame->GetScriptName())<<":" |
| << frame->GetLineNumber()<<":"<< frame->GetColumn()<<": " |
| << V8ToString(isolate_, frame->GetFunctionName())<< std::endl; |
| } |
| return ss.str(); |
| } |
| |
| }// namespace gin |
