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[eos-bash-shared] eos-color supports some color name parameterss like 'red', 'blue', etc.

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This commit is contained in:
manuel
2026-07-05 15:15:32 +03:00
parent 768a7c6b2f
commit 2b356a7d46
2 changed files with 59 additions and 24 deletions
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eos-color
+41 -24
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@@ -5,19 +5,24 @@ EosColor() {
local std="$2" # optional; stdout (=default) or stderr or 2
local progname=${0##*/}
case "$color" in
-h | --help) Help 0 ;;
esac
# shellcheck disable=1090
source "/etc/$progname.conf"
case "$color" in
"" | reset) color="$RESET" ;;
error | fail) color="$RED" ;;
warning) color="$YELLOW" ;;
info) color="$GREEN" ;;
tip | ok) color="$CYAN" ;;
-h | --help) Help 0 ;;
$'\e['*) ;; # "$RED"|"$GREEN"|"$YELLOW"|"$BLUE"|"$MAGENTA"|"$CYAN") ;;
*)
# allow some case insensitive reserved words
local color2="${color,,}"
case "$color2" in
"") color="${COLORS[reset]}" ;;
reset|error|fail|warning|info|tip|ok) color="${COLORS[$color2]}" ;;
red|green|yellow|blue|magenta|cyan) color="${COLORS[$color2]}" ;;
*) WARN "color-def '$color' not supported" 1 ;;
esac
;;
esac
case "$std" in
stderr | 2) echo -n "$color" >&2 ;;
*) echo -n "$color" ;;
@@ -29,26 +34,38 @@ Help() {
cat <<EOF
Usage: $progname [Options] Color-def [Target-def]
Options: -h, --help This help. Optional.
Color-def: Color variables defined in /etc/$progname.conf. Required.
Color-def: Color variables and reserved words defined in /etc/$progname.conf. Required.
Special values:
error, fail For errors messages (red).
warning For warning messages (yellow).
info For info messages (green).
tip, ok For tips and OK messages (cyan).
"", reset Back to "normal" colors.
error, fail For errors messages (red).
warning For warning messages (yellow).
info For info messages (green).
tip, ok For tips and OK messages (cyan).
"", reset Back to "normal" colors.
red, green, yellow, These supported reserved words (case insensitive!) represent the respective
blue, magenta, cyan, colors; certain variables (i.e. from "$RED" to "$CYAN") are supported too.
Target-def: Sets the file descriptor (fd) for the output. Optional.
Values:
2, stderr Output to fd 2.
Any other value Output to fd 1.
2, stderr Output to fd 2.
Any other value Output to fd 1.
Examples:
eos-color error stderr Sets the color of future outputs to "error" (red).
Output goes to fd 2.
eos-color \$RED 2 Same as above, using a variable from /etc/$progname.conf.
eos-color tip Sets the color for future tips (for fd 1).
eos-color reset 2 Sets future outputs to "normal" colors (for fd 2).
eos-color Sets future outputs to "normal" colors (for fd 1).
eos-color error stderr Sets the color of future outputs to "error" (red).
Output goes to fd 2.
eos-color \$RED 2 Same as above, using a variable from /etc/$progname.conf.
eos-colot red Same as above, using a reserved word from /etc/$progname.conf.
eos-color tip Sets the color for future tips (for fd 1).
eos-color reset 2 Sets future outputs to "normal" colors (for fd 2).
eos-color Sets future outputs to "normal" colors (for fd 1).
eos-color "" 2 Sets future outputs to "normal" colors (for fd 2).
EOF
[ "$1" ] && exit $1
[ "$1" ] && exit "$1"
}
WARN() {
local message="$1"
local exitcode="$2" # optional
local -r errlog="/tmp/$progname.errlog"
echo -e "==> $progname: warning: $message" >> "$errlog"
[ "$exitcode" ] && exit "$exitcode"
}
EosColor "$@"
eos-color.conf
+18
View File
@@ -11,3 +11,21 @@ BLUE=$'\e[1;94m'
MAGENTA=$'\e[1;95m'
CYAN=$'\e[1;96m'
RESET=$'\e[0m' # back to normal colors
declare -A COLORS=(
[red]="$RED"
[green]="$GREEN"
[yellow]="$YELLOW"
[blue]="$BLUE"
[magenta]="$MAGENTA"
[cyan]="$CYAN"
)
COLORS+=(
[reset]="$RESET"
[error]="$RED"
[fail]="$RED"
[warning]="$YELLOW"
[info]="$GREEN"
[tip]="$CYAN"
[ok]="$CYAN"
)