//
internal static void _addErrorWithReplacement <T>(_EventSink <T> sink, Exception error, string stackTrace)
{
AsyncError replacement = Zone.current.errorCallback(error);
if (replacement != null)
{
error = async_._nonNullError(replacement);
stackTrace = replacement.StackTrace;
}
sink._addError(error, stackTrace);
}
internal override void _handleError(object error, _EventSink <T> sink)
{
bool matches = true;
if (_test != null)
{
try {
matches = _test((Exception)error);
}
catch (Exception e) {
_stream._addErrorWithReplacement(sink, e, e.StackTrace);
return;
}
}
string stackTrace = error is Exception ? ((Exception)error).StackTrace : "";
if (matches)
{
try {
_async._invokeErrorHandler(_transform, error, stackTrace);
}
catch (Exception e) {
if (Equals(e, error))
{
sink._addError(error, stackTrace);
}
else
{
_stream._addErrorWithReplacement(sink, e, e.StackTrace);
}
return;
}
}
else
{
sink._addError(error, stackTrace);
}
}
public override void addError(object error, string stackTrace)
{
_sink._addError(error, stackTrace ?? AsyncError.defaultStackTrace(error));
}
internal virtual void _handleError(object error, _EventSink <T> sink)
{
string stackTrace = error is Exception ? ((Exception)error).StackTrace : "";
sink._addError(error, stackTrace);
}