Functionalized color mangement

lib/color.sh

@@ -0,0 +1,106 @@
+#!/bin/bash
+
+# doc color {
+#
+# NAME
+#   color
+# 
+# DESCRIPTION
+#   Sets color variables for easy color change
+# 
+# USAGE
+#   _color <command> [<color>]
+# 
+# COMMAND
+#   fg
+#       Sets foreground to defined color
+#
+#   bfg
+#       Set foreground to bold and defined color
+#
+#   bg
+#       Sets background to defined color
+#
+#   rs
+#       Resets text to terminal default
+#
+# COLOR
+#   blk
+#       Color black
+#
+#   red
+#       Color red
+#
+#   grn
+#       Color green
+#
+#   yel
+#       Color yellow
+#
+#   blu
+#       Color blue
+#
+#   mag
+#       Color magenta
+#
+#   cyn
+#       Color cyan
+#
+#   gry
+#       Color grey
+# }
+
+cmdoptArray=(fg bfg bg rs)
+coloptArray=(blk red grn yel blu mag cyn gry)
+
+_color_to_ansi() {
+    COL=${1}
+    for no in {0..7}; do
+        if [ "${COL}" == "${coloptArray[${no}]}" ]; then
+            echo $(( ${no} + 30 ))
+        fi
+    done 
+}
+_color() {
+    CMD=${1}
+    COL=${2}
+
+    # Sanity check for COMMAND argument
+    for cmdopt in ${cmdoptArray[@]}; do
+        if [ "${cmdopt}" == "${CMD}" ]; then
+            CMD_EXIST=true
+        fi
+    done
+    if ! ${CMD_EXIST}; then
+        _msg ECHO "_color(): ${CMD} not a command"
+    fi
+
+    # Sanity check for COLOR argument
+    for colopt in ${coloptArray[@]}; do
+        if [ "${colopt}" == "${COL}" ]; then
+            OPT_EXIT=true
+        fi
+    done
+    if ! ${OPT_EXIT}; then
+        _msg ECHO "_color(): ${COL} not a color"
+    fi
+
+    # Converts color to associated ANSI value
+    ANSI="$(_color_to_ansi ${COL})"
+
+    case ${CMD} in
+        bfg)
+            BOLD="1;"
+        ;;
+
+        bg)
+            ANSI=$(( ${ANSI} + 10 ))
+        ;;
+        
+        rs)
+            ANSI=0
+        ;;
+    esac
+
+    echo -e "\033[${BOLD}${ANSI}m"
+}

lib/msg.sh

@@ -2,7 +2,7 @@
 
 STDERR=$(mktemp /tmp/STDERR.XXXXXXXXXX)
 
-function log {
+_msg(){
 		if [ ${1} = "INDENT" ]; then
 			if [ -z "${1}" ]; then
 				INDENT="0"

test/test-color.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+source ../lib/msg.sh
+source ../lib/color.sh
+
+_msg ECHO "Begin color.sh test"
+for cmd in fg bfg bg; do
+    for col in ${coloptArray[@]}; do
+        echo "Testing _color $(_color ${cmd} ${col})${cmd} ${col}$(_color rs)"
+    done
+done
+_msg ECHO "End color.sh test"
+