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Check that list_size value is not zero before division

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Marc Cornellà 2015-08-16 22:30:56 +02:00
parent 88243b846a
commit c6a5f6efb4
1 changed files with 2 additions and 1 deletions
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3
plugins/emoji/emoji.plugin.zsh
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@ -257,7 +257,8 @@ function random_emoji() {
else else
names=(${=emoji_groups[$group]}) names=(${=emoji_groups[$group]})
fi fi
local list_size=$#names local list_size=${#names}
[[ $list_size -eq 0 ]] && return 1
local random_index=$(( ( RANDOM % $list_size ) + 1 )) local random_index=$(( ( RANDOM % $list_size ) + 1 ))
local name=${names[$random_index]} local name=${names[$random_index]}
echo ${emoji[$name]} echo ${emoji[$name]}