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misc: nit

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Dylan Araps 2021-07-19 11:42:13 +03:00
parent 4f8973732e
commit 75295c11e8
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1 changed files with 4 additions and 2 deletions
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@ -52,12 +52,14 @@ equ() {
ok() { ok() {
# Check if a string is non-null. # Check if a string is non-null.
# This replaces '[ "$var" ]', '[ -n "$var" ]' and '[ -z "$var" ]'. # This replaces '[ "$var" ]', '[ -n "$var" ]'.
case $1 in '') return 1 ;; *) return 0; esac case $1 in '') return 1 ;; *) return 0; esac
} }
null() { null() {
! ok "$1" # Check if a string is non-null.
# This replaces '[ -z "$var" ]'.
case $1 in '') return 0 ;; *) return 1; esac
} }
tmp_file() { tmp_file() {