Taskfile

#!/usr/bin/env bash

[ "${BASH_VERSINFO:-0}" -ge 4 ] || {
  echo "bash version 4 or higher is required" >&2
  exit 1
}

set -euo pipefail

function linters() {
  curl -s https://golangci-lint.run/usage/linters/ |
    pup ':parent-of(#enabled-by-default)' |
    pup 'table td a:first-child json{}' |
    jq -r '.[] | (.text + " " + .href)' |
    column -t
}

declare -A config
config['dryrun']=false

_() {
  if ${config['dryrun']}; then
    echo "${@}"
    return
  fi
  trap 'echo "${@}"' ERR
  "${@}"
}
@debug() { echo "${@}"; }
@trace() { @debug "${@}" && "${@}"; }
@error() { echo "${@}" >&2; }
@fatal() { @error "${@}" && exit 1; }
@usage() {
  cat - <<EOF
Usage: $0 <task> <args>
Tasks:
EOF
  compgen -A function | grep -Ev '^(@|_)' | sort | cat -n
}

function @main() {
  if [[ "${1:-}" =~ ^--dry-run|-d$ ]]; then
    config['dryrun']=true
    shift
  fi
  "${@:-@usage}"
}

@main "${@}"