🦊 Ensure function variables are declared local

Custom type commands now also receive the emoji to be typed just like
the default type commands.

If your type program relies on getting an emoji on stdin, then it is
much easier to invoke bemoji with echo. An example with cat:

`bemoji -e | cat`

README.md

@@ -137,7 +137,7 @@ Put both together to completely ignore the recent emoji feature of the program
 bemoji -p -P0
 ```
 
-Like this, you'll be hiding any recent personal emoji and no one will know that you always type 👄🍆💦.
+Like this, you'll be hiding any recent personal emoji and keep any new ones you use out of your history.
 
 To limit the number of your recently used emoji that are shown without hiding them completely simply increase the number to however many you wish to display.
 For example, to display only the top 4 recently used emoji:

bemoji

@@ -180,6 +180,7 @@ dl_nerd_symbols() {
 }
 
 gather_emojis() {
+    local result
     if [ -n "$BEMOJI_CUSTOM_LIST" ] && [ -f "$BEMOJI_CUSTOM_LIST" ]; then
         result=$(cat "$BEMOJI_CUSTOM_LIST")
     elif [ -n "$BEMOJI_CUSTOM_LIST" ] && curl -fsSI "$BEMOJI_CUSTOM_LIST" >/dev/null 2>&1; then
@@ -197,12 +198,12 @@ gather_emojis() {
 }
 
 get_most_recent() {
-    limit=${1}
-    recent_file="$bm_history_file"
+    local limit=${1}
+    local recent_file="$bm_history_file"
     if [ ! -f "$recent_file" ]; then
         touch "$recent_file"
     fi
-    # TODO improve this messy line
+    # TODO: improve this messy line
     local result
     result=$(sed -e '/^$/d' "$recent_file" |
         sort |
@@ -244,13 +245,15 @@ _clipper() {
 
 # Set default typing util
 _typer() {
+    local totype
+    totype=$(cat -)
+
     if [ -n "$BEMOJI_TYPE_CMD" ]; then
         # shellcheck disable=SC2068
-        ${BEMOJI_TYPE_CMD[@]}
+        ${BEMOJI_TYPE_CMD[@]} "$totype"
         return
     fi
 
-    totype=$(cat -)
     if [ -n "$WAYLAND_DISPLAY" ] && command -v wtype >/dev/null 2>&1; then
         wtype -s 30 "$totype"
     elif [ -n "$DISPLAY" ] && command -v xdotool >/dev/null 2>&1; then