# It's like makefile/justfile but using a simple script!
# usage: run <arguments passed to runfile>
# runfile can be placed in CWD or parents

run () {
  local runfile
  runfile="$(_run "$PWD")" && "$runfile" "$@"
}

_run () {
  RUNFILE_DIR=$1
  if [ ! -e "$RUNFILE_DIR/runfile" ] && [ ! -e "$RUNFILE_DIR/.runfile" ]; then
    if [ "$RUNFILE_DIR" = "/" ]; then
      echo "Runfile not found" 1>&2; return 1
    else
      _run "$(dirname $RUNFILE_DIR)"
    fi
  elif [ -e "$RUNFILE_DIR/runfile" ]; then
    echo "$RUNFILE_DIR/runfile"
  elif [ -e "$RUNFILE_DIR/.runfile" ]; then
    echo "$RUNFILE_DIR/.runfile"
  fi
}