RFC on range design for D2

[Andrei Alexandrescu]

David Gileadi wrote:
> Sergey Gromov wrote:
>> If you draw a parallel between a range and a stack of paper, the 
>> shrink methods would probably be pop/snap...  I'd also propose next() 
>> for moving the start and prev() for moving the end.  It sounds a bit 
>> misleading but, on the other hand, it closely resembles forward and 
>> backward iteration with the opposite end of a range representing the 
>> iteration limit.  Or maybe forward()/backward(), or fwd()/back()?
> 
> Perhaps reduce() instead of pop() for moving the end?

I love reduce! Thought of it as well. Unfortunately the term is loaded 
with reduction of a binary operation over a range, as e.g. in std.algorithm.

I think shrink() is reasonable. next() moves to the next thing. shrink() 
shrinks the set of dudes I can reach.


Andrei