extern/bat-extras
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Fix regression introduced in 5749d9e

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Ethan P 2019-09-08 19:15:48 -07:00
parent d38d5b518e
commit 469a6fc65f
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GPG Key ID: 1F8DF8091CD46FBC
1 changed files with 6 additions and 5 deletions
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11
lib/opt.sh
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@ -7,11 +7,12 @@
# -----------------------------------------------------------------------------
PROGRAM="$(basename "${BASH_SOURCE[0]}")"
# Sets the internal _ARGV and _ARGV_INDEX variables used when
# Sets the internal _ARGV, _ARGV_INDEX, and _ARGV_LAST variables used when
# parsing options with the shiftopt and shiftval functions.
setargs() {
_ARGV=("$@")
_ARGV_INDEX="$((${#_ARGV[@]} - 1))"
_ARGV_LAST="$((${#_ARGV[@]} - 1))"
_ARGV_INDEX=0
}
# Gets the next option passed to the script.
@ -30,7 +31,7 @@ setargs() {
# done
shiftopt() {
# Read the top of _ARGV.
[[ "$_ARGV_INDEX" -lt 0 ]] && return 1
[[ "$_ARGV_INDEX" -gt "$_ARGV_LAST" ]] && return 1
OPT="${_ARGV[$_ARGV_INDEX]}"
unset OPT_VAL
@ -40,7 +41,7 @@ shiftopt() {
fi
# Pop array.
((_ARGV_INDEX--))
((_ARGV_INDEX++))
return 0
}
@ -59,7 +60,7 @@ shiftval() {
fi
OPT_VAL="${_ARGV[$_ARGV_INDEX]}"
((_ARGV_INDEX--))
((_ARGV_INDEX++))
# Error if no value is provided.
if [[ "$OPT_VAL" =~ -.* ]]; then