Is there any way to create something like this?

[Jacob Carlborg]

On 2012-10-21 16:08, RenatoUtsch wrote:
> Sorry, the code is wrong, the fixed code is:
>
> void main() {
>      GeneralLibrary library = createLibrary("1.0");
>      GeneralLibrary library11 = createLibrary("1.1");
>      GeneralLibrary library12 = createLibrary("1.2");
>      GeneralLibrary library2 = createLibrary("2.0");
>
>      library.func1(); // Should work
>      library.func11(); // Should fail
>      library.func12(); // Should fail
>      library.func2(); // Should fail
>
>      library11.func1(); // Should work
>      library11.func11(); // Should work
>      library11.func12(); // Should fail
>      library11.func2(); // Should fail
>
>      library12.func1(); // Should work
>      library12.func11(); // Should work
>      library12.func12(); // Should work
>      library12.func2(); // Should fail
>
>      library2.func1(); // Should fail
>      library2.func11(); // Should fail
>      library2.func12(); // Should fail
>      library2.func2(); // Should work
> }
>
> class Library_1_0 {
>      void func1() {}
> }
>
> class Library_1_1 : Library_1_0 {
>      void func11() {}
> }
>
> class Library_1_2 : Library_1_1 {
>      void func12() {}
> }
>
> class Library_2_0 {
>      void func2() {}
> }

You can probably make some kind of proxy using opDispatch:

http://dlang.org/operatoroverloading.html#Dispatch

-- 
/Jacob Carlborg