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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "gin/try_catch.h" | 5 #include "gin/try_catch.h" |
6 | 6 |
7 #include <sstream> | 7 #include <sstream> |
8 | 8 |
9 #include "gin/converter.h" | 9 #include "gin/converter.h" |
10 | 10 |
11 namespace { | |
12 | |
13 v8::Local<v8::String> GetSourceLine(v8::Isolate* isolate, | |
14 v8::Local<v8::Message> message) { | |
15 auto maybe = message->GetSourceLine(isolate->GetCurrentContext()); | |
16 v8::Local<v8::String> source_line; | |
17 return maybe.ToLocal(&source_line) ? source_line : v8::String::Empty(isolate); | |
18 } | |
19 | |
20 } // namespace | |
21 | |
22 namespace gin { | 11 namespace gin { |
23 | 12 |
24 TryCatch::TryCatch(v8::Isolate* isolate) | 13 TryCatch::TryCatch() { |
25 : isolate_(isolate), try_catch_(isolate) { | |
26 } | 14 } |
27 | 15 |
28 TryCatch::~TryCatch() { | 16 TryCatch::~TryCatch() { |
29 } | 17 } |
30 | 18 |
31 bool TryCatch::HasCaught() { | 19 bool TryCatch::HasCaught() { |
32 return try_catch_.HasCaught(); | 20 return try_catch_.HasCaught(); |
33 } | 21 } |
34 | 22 |
35 std::string TryCatch::GetStackTrace() { | 23 std::string TryCatch::GetStackTrace() { |
36 if (!HasCaught()) { | 24 if (!HasCaught()) { |
37 return ""; | 25 return ""; |
38 } | 26 } |
39 | 27 |
40 std::stringstream ss; | 28 std::stringstream ss; |
41 v8::Local<v8::Message> message = try_catch_.Message(); | 29 v8::Local<v8::Message> message = try_catch_.Message(); |
42 ss << V8ToString(message->Get()) << std::endl | 30 ss << V8ToString(message->Get()) << std::endl |
43 << V8ToString(GetSourceLine(isolate_, message)) << std::endl; | 31 << V8ToString(message->GetSourceLine()) << std::endl; |
44 | 32 |
45 v8::Local<v8::StackTrace> trace = message->GetStackTrace(); | 33 v8::Local<v8::StackTrace> trace = message->GetStackTrace(); |
46 if (trace.IsEmpty()) | 34 if (trace.IsEmpty()) |
47 return ss.str(); | 35 return ss.str(); |
48 | 36 |
49 int len = trace->GetFrameCount(); | 37 int len = trace->GetFrameCount(); |
50 for (int i = 0; i < len; ++i) { | 38 for (int i = 0; i < len; ++i) { |
51 v8::Local<v8::StackFrame> frame = trace->GetFrame(i); | 39 v8::Local<v8::StackFrame> frame = trace->GetFrame(i); |
52 ss << V8ToString(frame->GetScriptName()) << ":" | 40 ss << V8ToString(frame->GetScriptName()) << ":" |
53 << frame->GetLineNumber() << ":" | 41 << frame->GetLineNumber() << ":" |
54 << frame->GetColumn() << ": " | 42 << frame->GetColumn() << ": " |
55 << V8ToString(frame->GetFunctionName()) | 43 << V8ToString(frame->GetFunctionName()) |
56 << std::endl; | 44 << std::endl; |
57 } | 45 } |
58 return ss.str(); | 46 return ss.str(); |
59 } | 47 } |
60 | 48 |
61 } // namespace gin | 49 } // namespace gin |
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