2017-06-08 17:47:56 +08:00
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;;; feature/snippets/config.el -*- lexical-binding: t; -*-
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2017-02-11 19:59:49 +08:00
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2017-02-20 07:32:09 +08:00
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;; Snippets! I've thrown together a few hacks to make `yasnippet' and `evil'
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;; behave together.
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2017-02-23 13:06:12 +08:00
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(def-package! yasnippet
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2017-03-01 06:58:52 +08:00
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:commands (yas-minor-mode yas-minor-mode-on yas-expand yas-expand-snippet
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yas-lookup-snippet yas-insert-snippet yas-new-snippet
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2017-03-23 12:29:14 +08:00
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yas-visit-snippet-file snippet-mode)
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2017-02-11 19:59:49 +08:00
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:preface
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(defvar yas-minor-mode-map (make-sparse-keymap))
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2017-02-20 07:32:09 +08:00
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2017-02-11 19:59:49 +08:00
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:init
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2017-03-01 06:58:52 +08:00
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;; Ensure `yas-reload-all' is called as late as possible. Other modules could
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;; have additional configuration for yasnippet. For example, file-templates.
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2017-06-05 22:41:39 +08:00
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(add-transient-hook! 'yas-minor-mode-hook (yas-reload-all))
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2017-03-01 06:58:52 +08:00
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2017-04-06 03:54:54 +08:00
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(add-hook! (text-mode prog-mode snippet-mode)
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2017-04-17 14:17:10 +08:00
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#'yas-minor-mode-on)
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2017-02-20 07:32:09 +08:00
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:config
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2017-02-11 19:59:49 +08:00
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(setq yas-verbosity 0
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yas-indent-line 'auto
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yas-also-auto-indent-first-line t
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yas-prompt-functions '(yas-completing-prompt yas-ido-prompt yas-no-prompt)
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2017-03-23 05:42:51 +08:00
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yas-snippet-dirs '(yas-installed-snippets-dir)
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2017-03-24 03:48:05 +08:00
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yas-use-menu nil
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;; Allow nested snippets
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yas-triggers-in-field t)
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2017-02-11 19:59:49 +08:00
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2017-03-03 07:17:40 +08:00
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;; Allows project-specific snippets
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(defun +snippets|enable-project-modes (mode &rest _)
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"Enable snippets for project modes."
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(if (symbol-value mode)
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(yas-activate-extra-mode mode)
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(yas-deactivate-extra-mode mode)))
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2017-04-17 14:17:10 +08:00
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(add-hook 'doom-project-hook #'+snippets|enable-project-modes)
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2017-03-03 07:17:40 +08:00
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2017-02-20 07:32:09 +08:00
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;; fix an error caused by smartparens interfering with yasnippet bindings
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2017-04-17 14:17:10 +08:00
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(advice-add #'yas-expand :before #'sp-remove-active-pair-overlay)
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2017-02-11 19:59:49 +08:00
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2017-02-23 13:06:12 +08:00
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(after! evil
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2017-02-20 07:32:09 +08:00
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;; Exit snippets on ESC in normal mode
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2017-05-08 01:12:48 +08:00
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(add-hook '+evil-esc-hook #'yas-exit-all-snippets)
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2017-02-20 07:32:09 +08:00
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;; Once you're in normal mode, you're out
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2017-04-17 14:17:10 +08:00
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(add-hook 'evil-normal-state-entry-hook #'yas-abort-snippet)
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2017-02-20 07:32:09 +08:00
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;; Strip out whitespace before a line selection
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(defun +snippets|yas-before-expand ()
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"Strip out the shitespace before a line selection."
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(when (and (evil-visual-state-p)
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(eq (evil-visual-type) 'line))
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2017-03-23 05:42:51 +08:00
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(setq yas-selected-text
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(replace-regexp-in-string
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"\\(^\\s-*\\|\n? $\\)" ""
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(buffer-substring-no-properties evil-visual-beginning
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evil-visual-end)))))
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2017-04-17 14:17:10 +08:00
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(add-hook 'yas-before-expand-snippet-hook #'+snippets|yas-before-expand)
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2017-02-11 19:59:49 +08:00
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2017-02-20 07:32:09 +08:00
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(defun +snippets|yas-after-expand ()
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"Fix previous hook persisting yas-selected-text between expansions."
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(setq yas-selected-text nil))
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2017-04-17 14:17:10 +08:00
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(add-hook 'yas-after-exit-snippet-hook #'+snippets|yas-after-expand)))
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2017-02-11 19:59:49 +08:00
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2017-02-23 13:06:12 +08:00
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(def-package! auto-yasnippet
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2017-02-11 19:59:49 +08:00
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:commands (aya-create aya-expand aya-open-line aya-persist-snippet)
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:config
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(setq aya-persist-snippets-dir (concat doom-local-dir "auto-snippets/")))
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