public static Fin <Func <B, C> > Apply <A, B, C>(this Func <A, Func <B, C> > fabc, Fin <A> fa)
{
if (fa.IsFail)
{
return(Fin <Func <B, C> > .Fail(fa.Error));
}
return(fabc(fa.Value));
}
public static Fin <B> Apply <A, B>(this Fin <Func <A, B> > fab, Fin <A> fa)
{
if (fab.IsFail)
{
return(Fin <B> .Fail(fab.Error));
}
if (fa.IsFail)
{
return(Fin <B> .Fail(fa.Error));
}
return(fab.Value(fa.Value));
}
public static Fin <C> Apply <A, B, C>(this Func <A, B, C> fabc, Fin <A> fa, Fin <B> fb)
{
if (fa.IsFail)
{
return(Fin <C> .Fail(fa.Error));
}
if (fb.IsFail)
{
return(Fin <C> .Fail(fb.Error));
}
return(fabc(fa.Value, fb.Value));
}
public static Eff <A> ToEff <A>(this TryOption <A> ma, Func <A> None) =>
Prelude.EffMaybe(() =>
ma.Match(Some: Fin <A> .Succ,
None: () => Fin <A> .Succ(None()),
Fail: e => Fin <A> .Fail(e)));
public static Eff <A> ToEff <A>(this TryOption <A> ma) =>
Prelude.EffMaybe(() =>
ma.Match(Some: Fin <A> .Succ,
None: () => Fin <A> .Fail(Error.New("None")),
Fail: e => Fin <A> .Fail(e)));
public static Eff <A> ToEff <A>(this Try <A> ma) =>
Prelude.EffMaybe(() =>
ma.Match(Succ: Fin <A> .Succ,
Fail: e => Fin <A> .Fail(e)));