Re: protocol for using InputRanges

[Steven Schveighoffer]

On Fri, 28 Mar 2014 00:58:35 -0400, Walter Bright  
<newshou...@digitalmars.com> wrote:

Following the protocol empty-front-popFront always works.
Where the differences come in is when people skip calling empty.

-- when it is known empty will return false through logical deduction.

-Steve