Template method overloading

Kirk McDonald kirklin.mcdonald at gmail.com
Tue Jan 23 12:34:34 PST 2007


Dominic Letz wrote:
> Hello, 
> 
> I'm trying to overload a template method. But it seems not to produce the expected result, although everything is compiling fine.
> 
> My sample is this: (Compiled with win32 dmd version 1.0). I expect:
> A is called with 1
> B is called with 2
> But I got this:
> A is called with 1
> A is called with 2
> 
> the file:
> import std.stdio;
> class A
> {
>     void someMethod(T)(T i)
>     {
>         writefln("A is called with %d", i);
>     }
> }
> class B : A
> {
>     void someMethod(T)(T i)
>     {
>         writefln("B is called with %d", i);
>     }
> }
> int main()
> {
>     A test = new A();
>     test.someMethod(1);
>     test = new B();
>     test.someMethod(2); 
>     return 0;
> }
> 

Template member functions are implicitly 'final.' This is a consequence 
of how templates work. They cannot exist in the vtable.

-- 
Kirk McDonald
Pyd: Wrapping Python with D
http://pyd.dsource.org



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