public static Outcome <TResult> ReplaceBy <TSource, TResult>(
this Outcome <TSource> @this,
TResult value)
{
/* T4: NotNull(@this) */
return(@this.Select(_ => value));
}
public static Outcome <IEnumerable <TSource> > Repeat <TSource>(
Outcome <TSource> source,
int count)
{
/* T4: NotNull(source) */
Require.Range(count >= 0, nameof(count));
return(source.Select(val => Enumerable.Repeat(val, count)));
}
/// <seealso cref="Apply{TSource, TResult}(Outcome{Func{TSource, TResult}}, Outcome{TSource})" />
public static Outcome <TResult> Gather <TSource, TResult>(
this Outcome <TSource> @this,
Outcome <Func <TSource, TResult> > applicative)
{
/* T4: NotNull(@this) */
/* T4: NotNull(applicative) */
return(applicative.Bind(func => @this.Select(func)));
}
// Select() with automatic resource management.
public static Outcome <TResult> Using <TSource, TResult>(
this Outcome <TSource> @this,
Func <TSource, TResult> selector)
where TSource : IDisposable
{
/* T4: NotNull(@this) */
Require.NotNull(selector, nameof(selector));
return(@this.Select(val => { using (val) { return selector(val); } }));
}
/// <seealso cref="Outcome.Lift{T1, T2, TResult}"/>
public static Outcome <TResult> ZipWith <T1, T2, TResult>(
this Outcome <T1> @this,
Outcome <T2> second,
Func <T1, T2, TResult> zipper)
{
/* T4: NotNull(@this) */
/* T4: NotNull(second) */
Require.NotNull(zipper, nameof(zipper));
return(@this.Bind(
arg1 => second.Select(
arg2 => zipper(arg1, arg2))));
}