spacemacs/layers/+lang/lua/packages.el

;;; packages.el --- Lua Layer packages File for Spacemacs
;;
;; Copyright (c) 2012-2018 Sylvain Benner & Contributors
;;
;; Author: Sylvain Benner <sylvain.benner@gmail.com>
;; URL: https://github.com/syl20bnr/spacemacs
;;
;; This file is not part of GNU Emacs.
;;
;;; License: GPLv3

(setq lua-packages
      '(
        company
        (company-lua :requires company)
        flycheck
        ggtags
        counsel-gtags
        helm-gtags
        lua-mode
        ))

(defun lua/post-init-flycheck ()
  (spacemacs/enable-flycheck 'lua-mode))

(defun lua/init-lua-mode ()
  (use-package lua-mode
    :defer t
    :mode ("\\.lua\\'" . lua-mode)
    :interpreter ("lua" . lua-mode)
    :init
    (progn
      (setq lua-indent-level 2
            lua-indent-string-contents t)
      (spacemacs/set-leader-keys-for-major-mode 'lua-mode
        "d" 'lua-search-documentation
        "sb" 'lua-send-buffer
        "sf" 'lua-send-defun
        "sl" 'lua-send-current-line
        "sr" 'lua-send-region))))

(defun lua/post-init-company ()
  (add-hook 'lua-mode-hook 'company-mode))

(defun lua/init-company-lua ()
  (use-package company-lua
    :defer t
    :init (spacemacs|add-company-backends
            :backends company-lua
            :modes lua-mode)))

(defun lua/post-init-ggtags ()
  (add-hook 'lua-mode-local-vars-hook #'spacemacs/ggtags-mode-enable))

(defun lua/post-init-counsel-gtags ()
  (spacemacs/counsel-gtags-define-keys-for-mode 'lua-mode))

(defun lua/post-init-helm-gtags ()
  (spacemacs/helm-gtags-define-keys-for-mode 'lua-mode))