| // Copyright 2013 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 "gin/try_catch.h" |
| |
| #include <sstream> |
| |
| #include "gin/converter.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; |
| |
| bool TryCatch::HasCaught() { |
| return try_catch_.HasCaught(); |
| } |
| |
| std::string TryCatch::GetStackTrace() { |
| if (!HasCaught()) { |
| return ""; |
| } |
| |
| std::stringstream ss; |
| v8::Local<v8::Message> message = try_catch_.Message(); |
| ss << V8ToString(message->Get()) << std::endl |
| << V8ToString(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(i); |
| ss << V8ToString(frame->GetScriptName()) << ":" |
| << frame->GetLineNumber() << ":" |
| << frame->GetColumn() << ": " |
| << V8ToString(frame->GetFunctionName()) |
| << std::endl; |
| } |
| return ss.str(); |
| } |
| |
| } // namespace gin |