Example #1
0
        public static ICommandLineInstruction <R> MapI <T, R>(this ICommandLineInstruction <T> instruction, Func <T, R> f)
        {
            Func <ReadLine <T>, Func <T, R>, ReadLine <R> > mapM1 = (m1, g) =>
            {
                (var data, var f) = m1;
                return(new ReadLine <R>(data, x => g(f(x))));
            };

            Func <WriteLine <T>, Func <T, R>, WriteLine <R> > mapM2 = (m2, g) =>
            {
                (var data, var f) = m2;
                return(new WriteLine <R>(data, x => g(f(x))));
            };

            return(instruction switch
            {
                ReadLine <T> m1 => mapM1(m1, f),
                WriteLine <T> m2 => mapM2(m2, f),
                _ => default
            });
Example #2
0
 public static void Deconstruct <T>(this ReadLine <T> readLine, out string text, out Func <string, T> fn)
 {
     text = readLine.Text;
     fn   = readLine.Fn;
 }