Script to update all packages on macOS (brew, node.js via nvm, npm, python via uv, uv tools)

update-all.sh

#!/usr/bin/env bash
set -euo pipefail

confirm() {
  local prompt="$1"
  read -r -p "$prompt [y/N]: " answer
  case "$answer" in
    [Yy]|[Yy][Ee][Ss]) return 0 ;;
    *) return 1 ;;
  esac
}

run_step() {
  local title="$1"
  shift

  echo
  echo "==> $title"
  if confirm "Continue with: $title?"; then
    "$@"
    echo "Done: $title"
  else
    echo "Skipped: $title"
  fi
}

update_brew() {
  if ! command -v brew >/dev/null 2>&1; then
    echo "Homebrew not found, step will be skipped."
    return 0
  fi

  echo "Currently installed Homebrew packages:"
  brew list --versions

  brew update

  local outdated
  outdated="$(brew outdated || true)"

  if [ -z "$outdated" ]; then
    echo "No outdated Homebrew packages found."
    return 0
  fi

  echo "Outdated Homebrew packages:"
  echo "$outdated"

  if confirm "Upgrade the listed Homebrew packages now?"; then
    brew upgrade
  else
    echo "Homebrew upgrade skipped after showing the list."
  fi
}

load_nvm() {
  if command -v nvm >/dev/null 2>&1; then
    return 0
  fi

  export NVM_DIR="${NVM_DIR:-$HOME/.nvm}"
  if [ -s "$NVM_DIR/nvm.sh" ]; then
    # shellcheck disable=SC1090
    . "$NVM_DIR/nvm.sh"
    command -v nvm >/dev/null 2>&1
    return $?
  fi

  return 1
}

update_node_nvm() {
  if ! load_nvm; then
    echo "nvm not found, step will be skipped."
    return 0
  fi

  echo "Currently installed Node versions:"
  nvm list

  local current
  local target_lts
  current="$(nvm current 2>/dev/null || true)"
  target_lts="$(nvm version-remote --lts 2>/dev/null || true)"

  if [ -n "$current" ] \
    && [ "$current" != "none" ] \
    && [ "$current" != "system" ] \
    && [ -n "$target_lts" ] \
    && [ "$target_lts" != "N/A" ] \
    && [ "$current" != "$target_lts" ]; then
    nvm install --lts --reinstall-packages-from="$current"
  else
    nvm install --lts
  fi

  nvm alias default "lts/*"
  nvm use --lts >/dev/null
}

update_npm_global() {
  if ! command -v npm >/dev/null 2>&1; then
    echo "npm not found, step will be skipped."
    return 0
  fi

  echo "Currently installed global npm packages:"
  npm list -g --depth=0

  npm -g update
}

update_uv_python() {
  if ! command -v uv >/dev/null 2>&1; then
    echo "uv not found, step will be skipped."
    return 0
  fi

  echo "Currently installed Python versions via uv:"
  uv python list

  if uv python upgrade --help >/dev/null 2>&1; then
    uv python upgrade
  else
    echo "uv does not support 'uv python upgrade', step will be skipped."
  fi
}

update_uv_global() {
  if ! command -v uv >/dev/null 2>&1; then
    echo "uv not found, step will be skipped."
    return 0
  fi

  echo "Currently installed global uv tools:"
  uv tool list

  uv tool upgrade --all
}

echo "Interactive update script started."
run_step "Update Homebrew packages" update_brew
run_step "Update Node.js (nvm, LTS)" update_node_nvm
run_step "Update global npm packages" update_npm_global
run_step "Update Python via uv" update_uv_python
run_step "Update global uv tools" update_uv_global

echo

echo "All steps completed."