mirror of
https://github.com/fish-shell/fish-shell.git
synced 2024-11-24 00:50:37 +08:00
c7f16439bf
! and not are effectively interchangeable now. Mark them both as operators for syntax highlighting.
47 lines
1.1 KiB
Fish
47 lines
1.1 KiB
Fish
logmsg "Basic && and || support"
|
|
|
|
echo first && echo second
|
|
echo third || echo fourth
|
|
true && false ; echo "true && false: $status"
|
|
true || false ; echo "true || false: $status"
|
|
true && false || true ; echo "true && false || true: $status"
|
|
|
|
logmsg "&& and || in if statements"
|
|
|
|
if true || false ; echo "if test 1 ok" ; end
|
|
if true && false ; else; echo "if test 2 ok" ; end
|
|
if true && false ; or true ; echo "if test 3 ok" ; end
|
|
if [ 0 = 1 ] || [ 5 -ge 3 ] ; echo "if test 4 ok"; end
|
|
|
|
logmsg "&& and || in while statements"
|
|
|
|
set alpha 0
|
|
set beta 0
|
|
set gamma 0
|
|
set delta 0
|
|
while [ $alpha -lt 2 ] && [ $beta -lt 3 ]
|
|
or [ $gamma -lt 4 ] || [ $delta -lt 5 ]
|
|
echo $alpha $beta $gamma
|
|
set alpha ( math $alpha + 1 )
|
|
set beta ( math $beta + 1 )
|
|
set gamma ( math $gamma + 1 )
|
|
set delta ( math $delta + 1 )
|
|
end
|
|
|
|
logmsg "Nots"
|
|
|
|
true && ! false ; echo $status
|
|
not true && ! false ; echo $status
|
|
not not not true ; echo $status
|
|
not ! ! not true ; echo $status
|
|
not ! echo not ! ; echo $status
|
|
|
|
logmsg "Complex scenarios"
|
|
|
|
begin; echo 1 ; false ; end || begin ; echo 2 && echo 3 ; end
|
|
|
|
if false && true
|
|
or not false
|
|
echo 4
|
|
end
|