1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "gin/try_catch.h"
6
7#include <sstream>
8
9#include "gin/converter.h"
10
11namespace gin {
12
13TryCatch::TryCatch() {
14}
15
16TryCatch::~TryCatch() {
17}
18
19bool TryCatch::HasCaught() {
20  return try_catch_.HasCaught();
21}
22
23std::string TryCatch::GetStackTrace() {
24  if (!HasCaught()) {
25    return "";
26  }
27
28  std::stringstream ss;
29  v8::Handle<v8::Message> message = try_catch_.Message();
30  ss << V8ToString(message->Get()) << std::endl
31     << V8ToString(message->GetSourceLine()) << std::endl;
32
33  v8::Handle<v8::StackTrace> trace = message->GetStackTrace();
34  if (trace.IsEmpty())
35    return ss.str();
36
37  int len = trace->GetFrameCount();
38  for (int i = 0; i < len; ++i) {
39    v8::Handle<v8::StackFrame> frame = trace->GetFrame(i);
40    ss << V8ToString(frame->GetScriptName()) << ":"
41       << frame->GetLineNumber() << ":"
42       << frame->GetColumn() << ": "
43       << V8ToString(frame->GetFunctionName())
44       << std::endl;
45  }
46  return ss.str();
47}
48
49}  // namespace gin
50