port colors from manjaro profile

users/pbsds/home/profiles/bashrc.d/colors.sh

@@ -0,0 +1,26 @@
+term_colors() {
+	local fgc bgc vals seq0
+
+	printf "Color escapes are %s\n" '\e[${value};...;${value}m'
+	printf "Values 30..37 are \e[33mforeground colors\e[m\n"
+	printf "Values 40..47 are \e[43mbackground colors\e[m\n"
+	printf "Value  1 gives a  \e[1mbold-faced look\e[m\n\n"
+
+	# foreground colors
+	for fgc in {30..37}; do
+		# background colors
+		for bgc in {40..47}; do
+			fgc=${fgc#37} # white
+			bgc=${bgc#40} # black
+
+			vals="${fgc:+$fgc;}${bgc}"
+			vals=${vals%%;}
+
+			seq0="${vals:+\e[${vals}m}"
+			printf "  %-9s" "${seq0:-(default)}"
+			printf " ${seq0}TEXT\e[m"
+			printf " \e[${vals:+${vals+$vals;}}1mBOLD\e[m"
+		done
+		echo; echo
+	done
+}