opindexopdispatch.d

import std;
struct opindexopdispatch{
	int i=0;
	auto opIndex(T...)(T args){	
		struct op{
			opindexopdispatch* parent;
			T args;
			auto opDispatch(string op:"isnull",S...)(S args2){
				//pragma(msg,op,T,S);
				return (*parent).opopdispatch!(T,op)(args,args2);
			}
		}
		return op(&this,args);
	}
	void opopdispatch(I,I2,string op,T...)(I i,I2 i2,T args){
		//pragma(msg,op,T,"2d");
		import std;
		writeln(op,";",args,";",T.stringof);
	}
	void opopdispatch(I,string op:"isnull",T...)(I i,T args){
		//pragma(msg,op,T,"1d");
		import std;
		writeln(op,";",args,";",T.stringof);
	}
}
unittest{
	opindexopdispatch foo;
	foo[420,1337].isnull=true;
	foo[420].isnull=true;
}