Add main function to generate prompt

wish.sh

@@ -2,6 +2,8 @@
 
 function wish_init() {
 	# Source all plugins
+	local i
+	local j
 	for i in ${WISH_PLUGINS[@]}; do
 		for j in "$XDG_CONFIG_HOME" "/usr/share" "$HOME/.config"; do
 			source "$j/wish/plugins/$i.sh" &> /dev/null && break
@@ -18,4 +20,15 @@ function wish_init() {
 	[[ $? -ne 0 ]] && echo "Theme $WISH_THEME not found." >&2
 }
 
+
+function wish_main() {
+	local prev=$?
+	PS1=""
+	local i
+	for i in $(seq 0 $((${#WISH_PLUGINS[@]} - 1))); do
+		wish_${WISH_PLUGINS[i]}_main $prev
+	done
+}
+
 wish_init
+PROMPT_COMMAND="wish_main; $PROMPT_COMMAND"