⚡ bash, geany, vim, README.md

.bash/.bash_promt

@@ -1,66 +1,87 @@
-function setPromt {
+setPrompt() {
 	if [ "$color_prompt" != yes ]; then
+		PROMPT_COMMAND="${PROMPT_COMMAND:+$PROMPT_COMMAND}"
 		PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
 		return
 	fi
 	case "$TERM" in
-	xterm*|rxvt*)
-		;;
-	*)
-		PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
-		return
-		;;
+		xterm*|rxvt*)
+			;;
+		*)
+			PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
+			return
+			;;
 	esac
-	PROMPT_COMMAND=updatePromt
+	PROMPT_COMMAND="updatePrompt${PROMPT_COMMAND:+; $PROMPT_COMMAND}"
 	PS2="|"
 }
-function updatePromt {
+updatePrompt() {
 	local prev_exit="$?"
-	# history -n; history -w; history -c; history -r;
 	# color_helper_>>color<< (Note: \[\]= escaping)
-	local chR="\[\e[1;91m\]"	  #red
+	local chR="\[\033[1;91m\]"	  #red
 	local chW="\[\033[00m\]"	  #white
 	local chG="\[\033[01;32m\]"   #green
 	local chB="\[\033[0;34m\]"	  #blue
 	local chP="\[\033[0;35m\]"	  #purple
 	local chY="\[\033[0;33m\]"	  #yellow
 	PS1=""
-	if [ $prev_exit == 0 ]; then
+	if [ "$prev_exit" -eq 0 ]; then
 		PS1+="$chG✓ $chW"
 	else
 		PS1+="$chR✗ $chW"
 	fi
-	local jobs="$(jobs | wc -l)"
-	if [ $jobs != 0 ]; then
+	local jobs
+	jobs="$(jobs -p | wc -w)"
+	[ "$jobs" -ne 0 ] && \
 		PS1+="${chY}≡$jobs$chW"
-	fi
 	PS1+="${debian_chroot:+($debian_chroot)}"
 	PS1+=" At ${chG}\A${chW}"
 	PS1+=" by ${chP}\u${chW}"
-	if sudo -n true 2>/dev/null; then
+	sudo -n true 2>/dev/null && \
 		PS1+="${chR} (sudo)${chW}"
-	fi
 	PS1+=" in "
 	if \git rev-parse --is-inside-work-tree >/dev/null 2>&1; then
-		local branch="$(\git symbolic-ref -q HEAD)"
+		local branch
+		branch="$(\git symbolic-ref -q HEAD)"
 		PS1+="[${branch#refs/heads/}"
-		local status="$(git for-each-ref --format='%(upstream:trackshort)' refs/heads | awk '!seen[$1]++ {printf $1}')"
-		status+="$(git status --porcelain | awk '!seen[$1]++ {printf $1}')"
-		if [ "$statua"s ]; then
+		local status
+		status="$(git for-each-ref --format='%(upstream:trackshort)' "$branch" 2>/dev/null | awk '!seen[$1]++ {printf $1}')"
+		status+="$(git status --porcelain 2>/dev/null | awk '!seen[$1]++ {printf $1}')"
+		[ "$status" != "" ] && \
 			PS1+="|$chY$status$chW"
-		fi
 		PS1+="] "
 	fi
 	PS1+="${chB}\w${chW}"
-	if [ ! -z ${PS1_jaaENV+x} ]; then
-        PS1+="\n$PS1_jaaENV"
-    else
-        PS1+="\n:"
-    fi
-	history -a
+	PS1+="\n${PS1_jaaENV:-:}"
 }
-setPromt
+setPrompt
 unset color_prompt
-unset -f setPromt
+unset -f setPrompt
 
-# vim: set filetype=sh tabstop=4 shiftwidth=4 textwidth=250 expandtab :
+PROMPT_COMMAND+='; history -a'
+§p() { # toggle promt
+	if [[ "$1" == '--help' ]]; then
+		\cat <<- "HELP"
+			§p [--help]
+			§p <…cmd>
+
+			Toggle <…cmd> in $PROMPT_COMMAND
+			- history v1: `history -a`
+			- history v2: `history -n; history -w; history -c; history -r`
+		HELP
+		return 0
+	fi
+	local cmd="$*"
+	if [[ -z "$cmd" ]]; then
+		declare -p PROMPT_COMMAND
+		return 0
+	fi
+	if [[ "$PROMPT_COMMAND" == *"; $cmd"* ]]; then
+		PROMPT_COMMAND="${PROMPT_COMMAND/; $cmd}"
+	else
+		PROMPT_COMMAND+="; $cmd"
+	fi
+}
+complete -A command -A variable §p
+
+# vim: set filetype=sh tabstop=4 shiftwidth=4 textwidth=250 :