On Tuesday, 9 April 2013 at 10:28:16 UTC, Manu wrote:
There's nothing 'pure' about a function that has side effects.
It's a
totally different concept, and should be named appropriately.
It's not totally different – the possible side effects are still
very localized and controllable by the *caller* (not the callee).
But yes, the name is a bit unfortunate, and has historical
reasons.
As to not repeat myself, I'll just link to an article I wrote a
couple of months ago:
http://klickverbot.at/blog/2012/05/purity-in-d/#weak_purity_allows_for_stronger_guarantees
David
