FG42/core/cubes/golang/core.el

65 lines
2.0 KiB
EmacsLisp

;;; GolangCubes --- The Golang cubes for FG42 -*- lexical-binding: t; -*-
;;
;; Copyright (c) 2010-2022 Sameer Rahmani & Contributors
;;
;; Author: Sameer Rahmani <lxsameer@gnu.org>
;; URL: https://gitlab.com/FG42/FG42
;; Version: 3.0.0
;;
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;;
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;
;;; Commentary:
;;; Code:
(require 'fg42/flags)
(defun fg42/go-path-from-env ()
"Gets gopath from OS env."
(exec-path-from-shell-copy-env "GOPATH"))
(defun fg42/go-path-binary (gopath)
"Gets Go binaries path with respect to the given GOPATH."
;; TODO: Use `expand-file-name' here
(concat gopath "/bin"))
(defun fg42/initialize-golang ()
"Setup Emacs hooks and turn necessary modes on."
(when-flag lsp
(lsp-register-custom-settings
'(("gopls.completeUnimported" t t)
("gopls.staticcheck" t t)))
(add-hook 'before-save-hook
(lambda ()
(when (eq major-mode 'go-mode)
(lsp-format-buffer t)
(lsp-organize-imports t)))))
(when-flag company
(setq-local company-backends
'(company-capf
company-dabbrev
company-dabbrev-code)))
(let ((go-path (or (plist-get fg42/golang-cube-params :go-path)
(fg42/go-path-from-env))))
(add-to-list 'exec-path (fg42/go-path-binary go-path)))
(local-set-key (kbd "M-.") #'godef-jump)
(local-set-key (kbd "M-*") 'pop-tag-mark))
(provide 'cubes/golang/core)
;;; core.el ends here