pi-hole/advanced/Scripts/COL_TABLE

#!/usr/bin/env sh
# shellcheck disable=SC2034 # Disable warning about unused variables
 
# Determine if terminal is capable of showing colors
# When COL_TABLE is sourced via gravity invoked by FTL, FORCE_COLOR is set to true
if { [ -t 1 ] && [ "$(tput colors)" -ge 8 ]; } || [ "${FORCE_COLOR}" ]; then
# Bold and underline may not show up on all clients
# If something MUST be emphasized, use both
COL_BOLD=''
COL_NC=''
COL_GRAY=''
COL_RED=''
COL_GREEN=''
COL_YELLOW=''
COL_BLUE=''
COL_PURPLE=''
COL_CYAN=''
else
# Provide empty variables for `set -u`
COL_BOLD=""
COL_NC=""
COL_GRAY=""
COL_RED=""
COL_GREEN=""
COL_YELLOW=""
COL_BLUE=""
COL_PURPLE=""
COL_CYAN=""
fi
 
TICK="[${COL_GREEN}✓${COL_NC}]"
CROSS="[${COL_RED}✗${COL_NC}]"
INFO="[i]"
QST="[?]"
OVER="\\r"