Dot syntax to access static variables of functions

[Sean Kelly]

On Dec 15, 2011, at 3:48 PM, bearophile wrote:

> In some cases I use a global variable only from a small small number of functions, like foo() and main() here:
> 
> 
> import std.stdio;
> __gshared static int x = 10;
> void foo() {
>    // uses x
>    writeln("foo");
> }
> void main() {
>    auto fptr = &foo;
>    fptr();
>    auto y = x; // uses x
> }
> 
> 
> To write more tidy code in some of those situations I'd like a dot syntax to access static variables of a function:
> 
> void foo() {
>    __gshared static int x = 10;
>    // uses x
>    writeln("foo");
> }
> void main() {
>    auto fptr = &foo;
>    fptr();
>    auto y = foo.x; // uses foo.x
> }


struct foo {
    __gshared int x = 10;
    static void opCall() {
        // uses x
        writeln("foo");
    }
}

void main() {
    auto fptr = foo; // sad that the syntax has to change here
    fptr();
    auto y = foo.x; // uses foo.x
}