brew-bootstrap-nodenv-node

#!/bin/bash
# Installs Node and NPM.
set -e

if [ "$1" = "--debug" ]; then
  shift
  PRINT_DEBUG="1"
  set -x
fi

warn() { echo "$@" >&2; }
abort() { EXPECTED_EXIT="1"; warn "$@"; exit 1; }

abort_for_sh() {
  abort 'Error: add `eval "$(nodenv init -)"` to the end of your .bash_profile!'
}

abort_for_zsh() {
  abort 'Error: add `eval "$(nodenv init -)"` to the end of your .zshrc!'
}

abort_for_fish() {
  abort 'Error: add `status --is-interactive; and . (nodenv init -|psub)` to the end of your .config/fish/config.fish!'
}

abort_with_shell_setup_message() {
  case $(basename ${SHELL:-bash}) in
  sh|bash)
    warn_sh
    ;;
  zsh)
    warn_zsh
    ;;
  fish)
    warn_fish
    ;;
  # tcsh users are on their own
  *)
    abort 'Error: you must finish setting up nodenv in your shell; check `nodenv init` for instructions!'
  esac
}

cleanup() {
  set +e
  if [ -n "$EXPECTED_EXIT" ]; then
    return
  fi
  warn "Error: $(basename $0) failed!"
  if [ -z "$PRINT_DEBUG" ]; then
    warn "For debugging output run:"
    warn "  $0 --debug"
    warn "If you're stuck: file an issue with debugging output at:"
    warn "  https://github.com/github/homebrew-bootstrap/issues/new"
  fi
}
trap "cleanup" EXIT

BASE_PATH="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"

if ! which nodenv &>/dev/null; then
  abort "Error: you need to 'brew install nodenv'!"
fi

if ! nodenv version-name &>/dev/null; then
  NODE_REQUESTED="$(nodenv local)"
  NODE_DEFINITION="$(node-build --definitions | grep "^$NODE_REQUESTED$" || true)"

  if [ -z "$NODE_DEFINITION" ]; then
    abort "Error: cannot find Node $NODE_DEFINITION definition!"
  fi

  nodenv install "$NODE_DEFINITION"
fi

if [ "$(nodenv exec node --version)" != "$(node --version)" ]; then
  abort_with_shell_setup_message
fi

EXPECTED_EXIT="1"
exit 0