Shell script template

myscript.sh

#!/usr/bin/env bash
set -o errexit
set -o pipefail
set -o noclobber
set -o nounset
#set -o xtrace #debug

# Colors and formatting
NC=$(tput sgr0)
BOLD=$(tput bold)
DIM=$(tput dim)
ITALIC=$(tput sitm)
ULINE=$(tput smul)
BLINK=$(tput blink)

BLACK=$(tput setaf 0)
RED=$(tput setaf 1)
GREEN=$(tput setaf 2)
YELLOW=$(tput setaf 3)
BLUE=$(tput setaf 4)
MAGENTA=$(tput setaf 5)
CYAN=$(tput setaf 6)
WHITE=$(tput setaf 7)

INFO="${BLUE}ℹ${NC}"
OK="${GREEN}✓${NC}"
WARN="${YELLOW}⚠${NC}"
ERROR="${RED}✖${NC}"

# ...