mirror of
https://github.com/eth-p/bat-extras.git
synced 2024-11-07 08:14:02 +01:00
51 lines
1.3 KiB
Bash
51 lines
1.3 KiB
Bash
#!/usr/bin/env bash
|
|
# -----------------------------------------------------------------------------
|
|
# bat-extras | Copyright (C) 2019 eth-p | MIT License
|
|
#
|
|
# Repository: https://github.com/eth-p/bat-extras
|
|
# Issues: https://github.com/eth-p/bat-extras/issues
|
|
# -----------------------------------------------------------------------------
|
|
|
|
# Option parser hook: color support.
|
|
# This will accept --no-color or --color.
|
|
# It will also try to accept --color=never|always|auto.
|
|
#
|
|
# The variable OPT_COLOR will be set depending on whether or not a TTY is
|
|
# detected and whether or not --color/--no-color is specified.
|
|
hook_color() {
|
|
SHIFTOPT_HOOKS+=("__shiftopt_hook__color")
|
|
__shiftopt_hook__color() {
|
|
case "$OPT" in
|
|
|
|
--no-color) OPT_COLOR=false ;;
|
|
--color) {
|
|
case "$OPT_VAL" in
|
|
"") OPT_COLOR=true ;;
|
|
always | true) OPT_COLOR=true ;;
|
|
never | false) OPT_COLOR=false ;;
|
|
auto) return 0 ;;
|
|
*)
|
|
printc "%{RED}%s: '--color' expects value of 'auto', 'always', or 'never'%{CLEAR}\n" "$PROGRAM"
|
|
exit 1
|
|
;;
|
|
esac
|
|
} ;;
|
|
|
|
*) return 1 ;;
|
|
esac
|
|
|
|
printc_init "$OPT_COLOR"
|
|
return 0
|
|
}
|
|
|
|
# Default color support.
|
|
if [[ -z "$OPT_COLOR" ]]; then
|
|
if [[ -t 1 ]]; then
|
|
OPT_COLOR=true
|
|
else
|
|
OPT_COLOR=false
|
|
fi
|
|
printc_init "$OPT_COLOR"
|
|
fi
|
|
}
|