doomemacs/modules/feature/snippets/autoload/snippets.el

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2017-02-19 18:32:09 -05:00
;;; feature/snippets/autoload/snippets.el
2017-02-11 06:59:49 -05:00
;;;###autoload
(defun +snippets/goto-start-of-field ()
"Go to the beginning of the current field."
(interactive)
(let* ((snippet (car (yas--snippets-at-point)))
(position (yas--field-start (yas--snippet-active-field snippet))))
(if (= (point) position)
(move-beginning-of-line 1)
(goto-char position))))
;;;###autoload
(defun +snippets/goto-end-of-field ()
"Go to the end of the current field."
(interactive)
(let* ((snippet (car (yas--snippets-at-point)))
(position (yas--field-end (yas--snippet-active-field snippet))))
(if (= (point) position)
(move-end-of-line 1)
(goto-char position))))
;;;###autoload
(defun +snippets/delete-backward-char (&optional field)
"Prevents Yas from interfering with backspace deletion."
(interactive)
(let ((field (or field (and yas--active-field-overlay
(overlay-buffer yas--active-field-overlay)
(overlay-get yas--active-field-overlay 'yas--field)))))
(cond ((eq (point) (marker-position (yas--field-start field))) nil)
(t (delete-char -1)))))
;;;###autoload
(defun +snippets/delete-forward-char-or-field (&optional field)
"Delete forward, or skip the current field if it's empty. This is to prevent
buggy behavior when <delete> is pressed in an empty field."
(interactive)
(let ((field (or field (and yas--active-field-overlay
(overlay-buffer yas--active-field-overlay)
(overlay-get yas--active-field-overlay 'yas--field)))))
(cond ((and field
(not (yas--field-modified-p field))
(eq (point) (marker-position (yas--field-start field))))
(yas--skip-and-clear field)
(yas-next-field 1))
((eq (point) (marker-position (yas--field-end field))) nil)
(t (delete-char 1)))))
;;;###autoload
(defun +snippets/delete-to-start-of-field (&optional field)
"Delete to start-of-field."
(interactive)
(let* ((field (or field (and yas--active-field-overlay
(overlay-buffer yas--active-field-overlay)
(overlay-get yas--active-field-overlay 'yas--field))))
(sof (marker-position (yas--field-start field))))
(when (and field (> (point) sof))
(delete-region sof (point)))))