On Saturday, 28 May 2016 at 19:09:09 UTC, Stefan Koch wrote:
On Saturday, 28 May 2016 at 17:27:17 UTC, Joseph Rushton Wakeling wrote:
On Saturday, 28 May 2016 at 01:48:08 UTC, Jonathan M Davis wrote:
On Friday, May 27, 2016 23:42:24 Seb via Digitalmars-d wrote:
So what about the convention to explicitely declare a `.transient` enum member on a range, if the front element value can change?

Honestly, I don't think that supporting transient ranges is worth it.

I have personally wondered if there was a case for a TransientRange concept where the only primitives defined are `empty` and `front`.

`popFront()` is not defined because the whole point is that every single call to `front` will produce a different value.

That is a rather sound idea.

I like this idea too!
`opApply` implies passing in a delegate which (if I am not mistaken) implies the use of GC at the moment and isn't as easy to optimize as `while (!file.empty) { writeln(file.front) }`

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