[erlang-questions] erlang sucks
Wed Mar 12 13:19:10 CET 2008
--- Robert Virding <rvirding@REDACTED> wrote:
> On 11/03/2008, Mats Cronqvist
> <mats.cronqvist@REDACTED> wrote:
> > i remain convinced that 'if' is worthless and
> does nothing but add to
> > the bloat.
> It would actually be possible to extend 'if' to
> allow non-guard tests and
> user defined boolean functions in the test. Like in
We even have a keyword waiting for this: cond. On
consideration, I think I'd prefer instead generalizing
guards into deep guards (ie, at the very least,
user-defined calls available) everywhere.
An arbitrary call exiting in a guard would have to
convert to failure, just as guards work today. I'd
also suggest turning off side-effects while inside a
guard (even deep down in function calls), converting
attempted side-effects into exits.
(I guess the modest proposal above ought to be an EEP
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