Use right variable name to avoid zero-length array
This fixes the typographic error that always assigned an undefined
array to `$names`, which made `$list_size` = 0 and triggered a
divide by zero error on the next line.
Diff
1diff --git a/plugins/emoji/emoji.plugin.zsh b/plugins/emoji/emoji.plugin.zsh
2index a98d0b714c4794bc9a7744108b2a66066bcc3fe2..adb11bb53801de8afa38f9777ecb3f6a9c178ae6 100644
3--- a/plugins/emoji/emoji.plugin.zsh
4+++ b/plugins/emoji/emoji.plugin.zsh
5@@ -255,7 +255,7 @@ function random_emoji() {
6 if [[ -z "$group" || "$group" == "all" ]]; then
7 names=(${(k)emoji})
8 else
9- names=(${=emoji_groups[$group_name]})
10+ names=(${=emoji_groups[$group]})
11 fi
12 local list_size=$#names
13 local random_index=$(( ( RANDOM % $list_size ) + 1 ))