/// <seealso cref="Either.Lift{T1, T2, T3, T4, T5, TResult, TRight}"/> public static Either <TResult, TRight> ZipWith <T1, T2, T3, T4, T5, TResult, TRight>( this Either <T1, TRight> @this, Either <T2, TRight> second, Either <T3, TRight> third, Either <T4, TRight> fourth, Either <T5, TRight> fifth, Func <T1, T2, T3, T4, T5, TResult> zipper) { Require.NotNull(@this, nameof(@this)); Require.NotNull(second, nameof(second)); Require.NotNull(third, nameof(third)); Require.NotNull(fourth, nameof(fourth)); Require.NotNull(fifth, nameof(fifth)); Require.NotNull(zipper, nameof(zipper)); // > return @this.Bind( // > arg1 => second.Bind( // > arg2 => third.Bind( // > arg3 => fourth.Bind( // > arg4 => fifth.Select( // > arg5 => zipper(arg1, arg2, arg3, arg4, arg5)))))); return(@this.Bind( arg1 => second.ZipWith( third, fourth, fifth, (arg2, arg3, arg4, arg5) => zipper(arg1, arg2, arg3, arg4, arg5)))); }
public static Either <TSource, TRight> PassBy <TSource, TOther, TRight>( this Either <TSource, TRight> @this, Either <TOther, TRight> other) { Require.NotNull(@this, nameof(@this)); return(@this.ZipWith(other, (arg, _) => arg)); }
/// <seealso cref="Either.Lift{T1, T2, T3, TResult, TRight}"/> public static Either <TResult, TRight> ZipWith <T1, T2, T3, TResult, TRight>( this Either <T1, TRight> @this, Either <T2, TRight> second, Either <T3, TRight> third, Func <T1, T2, T3, TResult> zipper) { Require.NotNull(@this, nameof(@this)); Require.NotNull(second, nameof(second)); Require.NotNull(third, nameof(third)); Require.NotNull(zipper, nameof(zipper)); // This is the same as: // > return @this.Bind( // > arg1 => second.Bind( // > arg2 => third.Select( // > arg3 => zipper(arg1, arg2, arg3)))); // but faster if ZipWith is locally shadowed. return(@this.Bind( arg1 => second.ZipWith( third, (arg2, arg3) => zipper(arg1, arg2, arg3)))); }