doomemacs/modules/feature/snippets/config.el

53 lines
1.9 KiB
EmacsLisp

;;; feature/snippets/config.el -*- lexical-binding: t; -*-
;; Snippets! I've thrown together a few hacks to make `yasnippet' and `evil'
;; behave together.
(def-package! yasnippet
:commands (yas-minor-mode yas-minor-mode-on yas-expand yas-expand-snippet
yas-lookup-snippet yas-insert-snippet yas-new-snippet
yas-visit-snippet-file snippet-mode)
:preface
(defvar yas-minor-mode-map
(let ((map (make-sparse-keymap)))
(when (featurep! :feature evil)
(define-key map [remap yas-insert-snippet] #'+snippets/expand-on-region))
map))
:init
;; Ensure `yas-reload-all' is called as late as possible. Other modules could
;; have additional configuration for yasnippet. For example, file-templates.
(add-transient-hook! 'yas-minor-mode-hook (yas-reload-all))
(add-hook! (text-mode prog-mode snippet-mode)
#'yas-minor-mode-on)
:config
(setq yas-verbosity (if doom-debug-mode 3 0)
yas-also-auto-indent-first-line t
yas-prompt-functions (delq 'yas-dropdown-prompt yas-prompt-functions)
;; Allow nested snippets
yas-triggers-in-field t)
(push (expand-file-name "snippets/" doom-private-dir) yas-snippet-dirs)
;; Allows project-specific snippets
(defun +snippets|enable-project-modes (mode &rest _)
"Enable snippets for project modes."
(if (symbol-value mode)
(yas-activate-extra-mode mode)
(yas-deactivate-extra-mode mode)))
(add-hook 'doom-project-hook #'+snippets|enable-project-modes)
;; fix an error caused by smartparens interfering with yasnippet bindings
(advice-add #'yas-expand :before #'sp-remove-active-pair-overlay)
;; Exit snippets on ESC from normal mode
(add-hook 'doom-escape-hook #'yas-abort-snippet))
(def-package! auto-yasnippet
:commands (aya-create aya-expand aya-open-line aya-persist-snippet)
:config
(setq aya-persist-snippets-dir (concat doom-local-dir "auto-snippets/")))