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;;; prog-go --- Golang Specific Settings and Functionality -*- lexical-binding: t; -*-
;; author Craig Jennings <c@cjennings.net>
;;; Commentary:
;;; Code:
(defun cj/go-setup ()
"My default code preferences for Golang."
(require 'tree-sitter)
(require 'tree-sitter-langs)
(require 'tree-sitter-hl)
(tree-sitter-hl-mode)
(hs-minor-mode)
(company-mode)
(setq-default tab-width 4) ;; set the tab width to 4 spaces
(setq-default standard-indent 4) ;; indent 4 spaces
(setq-default indent-tabs-mode nil) ;; disable tab characters
(electric-pair-mode t)) ;; match delimiters automatically
(add-hook 'go-mode-hook 'cj/go-setup)
;;;; ---------------------------- Go Mode ----------------------------
(use-package go-mode
:bind (:map go-mode-map
("<f6>" . gofmt)
("C-c 6" . gofmt)
("<f4>" . golint)
("C-c 4" . golint))
:config
(add-to-list 'exec-path "~/go/bin")
;; allow adding/removing fmt lines; install with:
;; go install golang.org/x/tools/cmd/goimports@latest
(setq gofmt-command "goimports"))
;; (use-package go-mode
;; :config
;; (general-define-key
;; :keymaps 'go-mode-map
;; :states '(normal)
;; "K" #'godoc-at-point
;; "C-]" #'godef-jump)
;; (general-define-key
;; :keymaps 'go-mode-map
;; :states '(normal)
;; :prefix mpereira/leader
;; "tt" #'go-test-current-test
;; "tT" #'go-test-current-file
;; "pt" #'go-test-current-project))
;; ------------- Configure Emacs To Find Go Project Root -------------
;; Note: This appears to interfere with tramp. Before re-enabling, this
;; should have a toggle and turned off when working in tramp.
;; (require 'project)
;; (defun project-find-go-module (dir)
;; (when-let ((root (locate-dominating-file dir "go.mod")))
;; (cons 'go-module root)))
;; (cl-defmethod project-root ((project (head go-module)))
;; (cdr project))
;; (add-hook 'project-find-functions #'project-find-go-module)
;; -------------------- Enable Eglot Integrations --------------------
;; The depth of -10 places this before eglot's willSave notification,
;; so that that notification reports the actual contents that will be saved.
;; (defun eglot-format-buffer-on-save ()
;; (add-hook 'before-save-hook #'eglot-format-buffer -10 t))
;; (add-hook 'go-mode-hook #'eglot-format-buffer-on-save)
;; -------------------- Configure Gopls Via Eglot --------------------
;; (setq-default eglot-workspace-configuration
;; '((:gopls .
;; ((staticcheck . t)
;; (matcher . "CaseSensitive")))))
(provide 'prog-go)
;;; prog-go.el ends here
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