public Either <L, T> ToEither <L>(Func <L> Left) =>
IsSome
? Prelude.Right <L, T>(Value)
: Prelude.Left <L, T>(Left());
public static Either <L, R> ForceLeft <L, R>(this Either <L, R> either, Func <R, L> force)
{
return(either.Bind(
_ => Prelude.Left <L, R>(force(_))));
}
public Either <L, T> ToEither <L>(L defaultLeftValue) =>
IsSome
? Prelude.Right <L, T>(Value)
: Prelude.Left <L, T>(defaultLeftValue);
