public static T Match <T>(this MyError myError, Func <MyError.Generic_, T> generic,
Func <MyError.NotFound_, T> notFound, Func <MyError.NotAuthorized_, T> notAuthorized,
Func <MyError.Aggregated_, T> aggregated)
{
switch (myError.UnionCase)
{
case MyError.UnionCases.Generic:
return(generic((MyError.Generic_)myError));
case MyError.UnionCases.NotFound:
return(notFound((MyError.NotFound_)myError));
case MyError.UnionCases.NotAuthorized:
return(notAuthorized((MyError.NotAuthorized_)myError));
case MyError.UnionCases.Aggregated:
return(aggregated((MyError.Aggregated_)myError));
default:
throw new ArgumentException($"Unknown type derived from MyError: {myError.GetType().Name}");
}
}
public static async Task <T> Match <T>(this MyError myError, Func <MyError.Generic_, Task <T> > generic,
Func <MyError.NotFound_, Task <T> > notFound, Func <MyError.NotAuthorized_, Task <T> > notAuthorized,
Func <MyError.Aggregated_, Task <T> > aggregated)
{
switch (myError.UnionCase)
{
case MyError.UnionCases.Generic:
return(await generic((MyError.Generic_) myError).ConfigureAwait(false));
case MyError.UnionCases.NotFound:
return(await notFound((MyError.NotFound_) myError).ConfigureAwait(false));
case MyError.UnionCases.NotAuthorized:
return(await notAuthorized((MyError.NotAuthorized_) myError).ConfigureAwait(false));
case MyError.UnionCases.Aggregated:
return(await aggregated((MyError.Aggregated_) myError).ConfigureAwait(false));
default:
throw new ArgumentException($"Unknown type derived from MyError: {myError.GetType().Name}");
}
}
