How to work with an "arbitrary input range"?

[Simen kjaeraas]

Adam D. Ruppe <destructionator at gmail.com> wrote:

[snip]
> Anyway, what's the right thing to do here?

I'd say:

void fun( T )( T t ) if ( isInputRange!T && is( ElementType!T == dchar ) )  
{}

-- 
Simen