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Merge pull request #4250 from mcornella/fix-divide-by-zero-emoji

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Fix divide by zero in emoji plugin
This commit is contained in:
Robby Russell 2015-08-30 21:38:09 -07:00
commit 9c9699dcf5
1 changed files with 3 additions and 4 deletions
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7
plugins/emoji/emoji.plugin.zsh
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@ -76,8 +76,6 @@ emoji_skintone[6]=$'\U1F3FF'
# These are stored in a single associative array, $emoji_groups, to avoid cluttering up the global
# namespace, and to allow adding additional group definitions at run time.
# The keys are the group names, and the values are whitespace-separated lists of emoji character names.
#
# These extra local arrays are used to allow more convenient formatting of the source code.
emoji_groups[fruits]="
tomato
@ -255,9 +253,10 @@ function random_emoji() {
if [[ -z "$group" || "$group" == "all" ]]; then
names=(${(k)emoji})
else
names=(${=emoji_groups[$group_name]})
names=(${=emoji_groups[$group]})
fi
local list_size=$#names
local list_size=${#names}
[[ $list_size -eq 0 ]] && return 1
local random_index=$(( ( RANDOM % $list_size ) + 1 ))
local name=${names[$random_index]}
echo ${emoji[$name]}