Safe rm wrapper for macOS - delegates to trash with rm-style flags

rm-trash-wrapper.zsh

# Safe rm - move to trash instead of permanent delete
# Wraps macOS `trash` command, accepting standard rm flags
rm() {
  local args=()
  local verbose=false
  local force=false
  local interactive=false

  while [[ $# -gt 0 ]]; do
    case "$1" in
      --)
        shift
        args+=("$@")
        break
        ;;
      --force)       force=true ;;
      --recursive)   ;; # trash handles dirs natively
      --verbose)     verbose=true ;;
      --interactive) interactive=true ;;
      --dir)         ;; # trash handles dirs natively
      -*)
        local flags="${1#-}"
        for (( i=0; i<${#flags}; i++ )); do
          case "${flags:$i:1}" in
            r|R|d) ;;           # trash handles dirs natively
            f)     force=true ;;
            i|I)   interactive=true ;;
            v)     verbose=true ;;
            P|W)   ;;           # secure delete / undelete, N/A for trash
            *)     ;;           # ignore unknown
          esac
        done
        ;;
      *)
        args+=("$1")
        ;;
    esac
    shift
  done

  if [[ ${#args[@]} -eq 0 ]]; then
    echo "usage: rm [-f | -i] [-dPRrvW] file ..." >&2
    return 64
  fi

  local trash_args=()
  $verbose && trash_args+=("-v")

  if $interactive && ! $force; then
    for f in "${args[@]}"; do
      read -q "REPLY?remove '$f'? " || { echo; continue; }
      echo
      command trash "${trash_args[@]}" "$f"
    done
  else
    command trash "${trash_args[@]}" "${args[@]}"
  fi
}

# Real rm when you actually need permanent deletion
alias rrm='/bin/rm'