17 Şubat 2021 Çarşamba tarihinde Koichi Murase <myoga.mur...@gmail.com> yazdı:
> 2021年2月17日(水) 1:52 Oğuz <oguzismailuy...@gmail.com>: > > They resemble `[ ... ]' (I know it's a simple command, but still), maybe > that's why. I think it'd seem more inconsistent to ordinary user if > > > > if [[ x ]] then [[ x ]] fi > > > > worked but > > > > if [ x ] then [ x ] fi > > > > didn't. > > ``Ordinary users'' may consider it being inconsistent, but what would > you think of this? I wouldn't mind. I always put a semicolon before `then' anyway. > > Actually, as you have written, [ ... ] is a simple command, so there > are already many differences that ``ordinary users'' would think > inconsistent. For example, the word splitting and pathname expansion > rules are different. For another example, `tempenv=1 [[ -v tempenv ]]' > is disallowed while `tempenv=1 [ -v tempenv ]' is allowed. and more... > Letting [[ ... ]] behave differently from either of [ ... ] and ( ... > ) means that we create the third category of command which > grammatically behaves like neither the simple command nor the compound > command. Yes, this makes sense. You obviously put more thought into this than I did, my earlier post was just the first thing I could think of that is against what you suggested. -- Oğuz