public static IMonad <TB> Select <TA, TB>(this IMonad <TA> ma, Func <TA, TB> f)
{
var monadAdapter = ma.GetMonadAdapter();
return(monadAdapter.Bind(
ma, a => monadAdapter.Return(f(a))));
}
public static IMonad <TC> SelectMany <TA, TB, TC>(this IMonad <TA> ma, Func <TA, IMonad <TB> > f1, Func <TA, TB, TC> f2)
{
var monadAdapter = ma.GetMonadAdapter();
return(monadAdapter.Bind(
ma, a => monadAdapter.Bind(
f1(a), b => monadAdapter.Return(f2(a, b)))));
}
public static IMonad <TB> SelectMany <TA, TB>(this IMonad <TA> ma, Func <TA, IMonad <TB> > f)
{
var monadAdapter = ma.GetMonadAdapter();
return(monadAdapter.Bind(ma, f));
}