sandboxos => tildefriends

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3157 ed5197a5-7fde-0310-b194-c3ffbd925b24

src/TaskTryCatch.cpp

@@ -0,0 +1,57 @@
+#include "TaskTryCatch.h"
+
+#include "Task.h"
+
+#include <iostream>
+
+const char* TaskTryCatch::toString(const v8::String::Utf8Value& value) {
+	return *value ? *value : "(null)";
+}
+
+TaskTryCatch::TaskTryCatch(Task* task) {
+	_tryCatch.SetCaptureMessage(true);
+	_tryCatch.SetVerbose(true);
+}
+
+TaskTryCatch::~TaskTryCatch() {
+	if (_tryCatch.HasCaught()) {
+		if (v8::Isolate* isolate = v8::Isolate::GetCurrent()) {
+			if (Task* task = reinterpret_cast<Task*>(isolate->GetData(0))) {
+				std::cerr << "Task[" << task << ':' << task->getName() << "] ";
+			}
+		}
+		std::cerr << "Exception:\n";
+
+		v8::Handle<v8::Message> message(_tryCatch.Message());
+		if (!message.IsEmpty()) {
+			std::cerr
+				<< toString(v8::String::Utf8Value(message->GetScriptResourceName()))
+				<< ':'
+				<< message->GetLineNumber()
+				<< ": "
+				<< toString(v8::String::Utf8Value(_tryCatch.Exception()))
+				<< '\n';
+			std::cerr << toString(v8::String::Utf8Value(message->GetSourceLine())) << '\n';
+
+			for (int i = 0; i < message->GetStartColumn(); ++i) {
+				std::cerr << ' ';
+			}
+			for (int i = message->GetStartColumn(); i < message->GetEndColumn(); ++i) {
+				std::cerr << '^';
+			}
+			if (!message->GetStackTrace().IsEmpty()) {
+				for (int i = 0; i < message->GetStackTrace()->GetFrameCount(); ++i) {
+					std::cerr << "oops " << i << "\n";
+				}
+			}
+			std::cerr << '\n';
+		} else {
+			std::cerr << toString(v8::String::Utf8Value(_tryCatch.Exception())) << '\n';
+		}
+
+		v8::String::Utf8Value stackTrace(_tryCatch.StackTrace());
+		if (stackTrace.length() > 0) {
+			std::cerr << *stackTrace << '\n';
+		}
+	}
+}