On 07/16/2013 02:01 PM, Ali Çehreli wrote:
> On 07/16/2013 01:40 PM, JS wrote:
> > It would be nice if we had some way to data globally(in module).
> >
> > e.g., __ctfestore["name"] = value;
>
> I would expect model-level objects start their lives after the program
> starts running but their initial value can be calculated during compile
> time:
>
> import std.stdio;
> import std.conv;
>
> int[string] ctfestore;
>
> static this()
> {
> ctfestore = A!().globalFunc();
> }
Ok, I've been silly. That's not CTFE. I meant something like this:
static this()
{
enum initialValue = A!().globalFunc();
ctfestore = initialValue;
}
And only then I got the problem:
> template A()
> {
> int c;
>
> int[string] globalFunc()
> {
> int[string] result;
>
> void func()
> {
> for ( ; c < 10; ++c) {
Error: static variable c cannot be read at compile time
called from here: func()
called from here: globalFunc()
> result[c.to!string] = c;
> }
> }
>
> func();
> return result;
> }
> }
>
> void main()
> {
> writeln(ctfestore);
> }
>
> Prints:
>
> ["0":0, "4":4, "8":8, "1":1, "5":5, "9":9, "2":2, "6":6, "3":3, "7":7]
Ali
