public DynamicExceptionInfo(Exception e)
{
ContractUtils.RequiresNotNull(e, "e");
_exception = e;
_dynamicStackFrames = ScriptingRuntimeHelpers.GetDynamicStackFrames(e);
// We can get the file name and line number from either the
// DynamicStackFrame or from a SyntaxErrorException
SyntaxErrorException se = e as SyntaxErrorException;
if (null != se)
{
_sourceFileName = se.GetSymbolDocumentName();
_sourceLine = se.Line;
}
else if (_dynamicStackFrames != null && _dynamicStackFrames.Length > 0)
{
_sourceFileName = _dynamicStackFrames[0].GetFileName();
_sourceLine = _dynamicStackFrames[0].GetFileLineNumber();
}
// Try to get the ScriptEngine from the source file's extension;
// if that fails just use the current ScriptEngine
ScriptEngine engine = null;
try {
if (_sourceFileName != null)
{
var extension = System.IO.Path.GetExtension(_sourceFileName);
_runtime.TryGetEngineByFileExtension(extension, out engine);
}
else
{
throw new Exception();
}
} catch {
if (DynamicApplication.Current.Engine != null)
{
engine = DynamicApplication.Current.Engine.Engine;
}
}
// If we have the file name and the engine, use ExceptionOperations
// to generate the exception message. Otherwise, create it by hand
if (_sourceFileName != null && engine != null)
{
ExceptionOperations es = engine.GetService <ExceptionOperations>();
es.GetExceptionMessage(_exception, out _message, out _errorTypeName);
}
else
{
_errorTypeName = _exception.GetType().Name;
_message = _errorTypeName + ": " + _exception.Message;
}
}