Enums - probably an old subject

[Craig Dillabaugh]

On Thursday, 21 November 2013 at 07:22:39 UTC, Steve Teale wrote:
> import std.stdio;
>
> enum Intention
> {
>    EVIL,
>    NEUTRAL,
>    GOOD,
>    SAINTLY
> }
>
> void foo(Intention rth)
> {
>    if (rth == EVIL)
>       writeln("Road to hell");
> }
>
>
> void main()
> {
>    foo(EVIL);
> }
>
>
> Why does the compiler complain in both places about EVIL. Can 
> it not work out which EVIL I mean? There's only one choice.

That should be:

if( rth == Intention.EVIL ) and
foo( Intention.EVIL );