public static SafeWrapper <T2> OnFailure <T1, T2>(this SafeWrapper <T1> wrapped, Func <SafeWrapper <T1>, T2> func)
{
if (!AssertNotNull(wrapped, func))
{
return(new SafeWrapper <T2>(default(T2), OperationErrorCode.InvalidArgument, new ArgumentException(), "Passed-in function delegate is null"));
}
SafeWrapperResult result = wrapped;
if (!result)
{
return(SafeWrap(() => func(wrapped)));
}
return(new SafeWrapper <T2>(default(T2), result));
}
public static async Task <SafeWrapper <T2> > OnFailureAsync <T1, T2>(this Task <SafeWrapper <T1> > wrapped, Func <SafeWrapper <T1>, Task <T2> > func)
{
if (!AssertNotNull(wrapped, func))
{
return(new SafeWrapper <T2>(default(T2), OperationErrorCode.InvalidArgument, new ArgumentException(), "Passed-in function delegate is null"));
}
SafeWrapperResult result = await wrapped;
if (!result)
{
return(await SafeWrapAsync(() => func(wrapped.Result)));
}
return(new SafeWrapper <T2>(default(T2), result));
}