changed configuration for readability: now sdkman_colour_style can be…

… set to light/dark instead of the numeric values 1/2 (to be precise dark is detected for dimmed colors and anything else defaults to light)

src/main/bash/sdkman-init.sh

@@ -88,6 +88,7 @@ unset f
 if [ -f "${SDKMAN_DIR}/etc/config" ]; then
 	source "${SDKMAN_DIR}/etc/config"
 fi
+[[ "$sdkman_colour_style" == "dark" ]] && sdkman_colour_style_code=2 || sdkman_colour_style_code=1
 
 # Create upgrade delay file if it doesn't exist
 if [[ ! -f "${SDKMAN_DIR}/var/delay_upgrade" ]]; then

src/main/bash/sdkman-main.sh

@@ -68,6 +68,7 @@ function sdk {
 	if [ -f "${SDKMAN_DIR}/etc/config" ]; then
 		source "${SDKMAN_DIR}/etc/config"
 	fi
+	[[ "$sdkman_colour_style" == "dark" ]] && sdkman_colour_style_code=2 || sdkman_colour_style_code=1
 
 	# no command provided
 	if [[ -z "$COMMAND" ]]; then

src/main/bash/sdkman-utils.sh

@@ -72,7 +72,7 @@ function __sdkman_echo {
 	if [[ "$sdkman_colour_enable" == 'false' ]]; then
 		echo -e "$2"
 	else
-		echo -e "\033[${sdkman_colour_style:-1};$1$2\033[0m"
+		echo -e "\033[$sdkman_colour_style_code;$1$2\033[0m"
 	fi
 }
 
@@ -100,6 +100,6 @@ function __sdkman_echo_confirm {
 	if [[ "$sdkman_colour_enable" == 'false' ]]; then
 		echo -n "$1"
 	else
-		echo -e -n "\033[${sdkman_colour_style:-1};33m$1\033[0m"
+		echo -e -n "\033[$sdkman_colour_style_code;33m$1\033[0m"
 	fi
 }