Justin Johansson wrote:
> Speaking of switch statements, when switching on an enum type, e.g.
>
> enum Color {
> RED,
> GREEN,
> BLUE
> }
>
> void foo( Color color) {
> switch (color) {
> case Color.RED:
> break;
> case Color.GREEN:
> break;
> case Color.BLUE:
> break;
> }
> }
>
> Would it be possible for the compiler to infer the declared enum type, in
> this case Color, making for abbreviation of the enum member names in the case
> clauses as per the following?
>
> void bar( Color color) {
> switch (color) {
> case RED:
> break;
> case GREEN:
> break;
> case BLUE:
> break;
> }
> }
>
>
> Koala hugs,
>
> -- Justin Johansson
>
I bet if you modified parse.c to translate
switch(x){
...
case Exp:
...
}
to
switch(x){
...
static if(is(typeof(x) == enum)){ with(typeof(x)){case Exp:}}
else {case Exp:}
...
}
you could have your cake.
Can anyone see any potential problems with this (other than symbol
shadowing)?
Pipsissewa hugs
