Script Strict Modes

Bash Strict Mode

#!/usr/bin/env bash

# Bash strict mode
([[ -n ${ZSH_EVAL_CONTEXT:-} && ${ZSH_EVAL_CONTEXT:-} =~ :file$ ]] \
  || [[ -n ${BASH_VERSION:-} ]] && (return 0 2> /dev/null)) && SOURCED=true || SOURCED=false
if ! ${SOURCED}; then
  set -o errexit  # same as set -e
  set -o nounset  # same as set -u
  set -o errtrace # same as set -E
  set -o pipefail
  set -o posix
  #set -o xtrace # same as set -x, turn on for debugging

  shopt -s inherit_errexit
  shopt -s extdebug
  IFS=$(printf '\n\t')
fi
# END Bash scrict mode

Posix Strict Mode

#!/usr/bin/env sh

# POSIX strict mode (may produce issues in sourced scenarios)
set -o errexit
set -o nounset
#set -o xtrace # same as set -x, turn on for debugging

IFS=$(printf '\n\t')

# END POSIX strict mode

Script directory & script tools

SCRIPT_DIR="$(cd -P "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

source "$(xdg-user-dir DOTFILES)/bash/script-tools.bash"
EXIT_CODE="0"