doomemacs/modules/module-sh.el
2015-12-27 03:06:39 -05:00

51 lines
1.6 KiB
EmacsLisp

;;; module-sh.el --- description
(after! sh-script
(define-repl! sh-mode narf-inf-shell)
(add-hook! sh-mode 'flycheck-mode)
(defun sh-extra-font-lock--is-in-double-quoted-string ()
"Non-nil if point in inside a double-quoted string."
(let ((state (syntax-ppss)))
(eq (nth 3 state) ?\")))
(defun sh-extra-font-lock--match-var-in-double-quoted-string (limit)
"Search for variables in double-quoted strings bounded by LIMIT."
(let (res)
(while
(and (setq res
(re-search-forward
"\\$\\({#?\\)?\\([[:alpha:]_][[:alnum:]_]*\\|[-#?@!]\\)"
limit t))
(not (sh-extra-font-lock--is-in-double-quoted-string))))
res))
(defvar sh-extra-font-lock--keywords
'((sh-extra-font-lock--match-var-in-double-quoted-string
(2 font-lock-variable-name-face prepend))))
(defun sh-extra-font-lock-activate ()
"Activate sh-extra-font-lock."
(interactive)
(font-lock-add-keywords nil sh-extra-font-lock--keywords)
(if (fboundp 'font-lock-flush)
(font-lock-flush)
(when font-lock-mode
(with-no-warnings
(font-lock-fontify-buffer)))))
(add-hook 'sh-mode-hook 'sh-script-extra-font-lock-activate)
;; [pedantry intensifies]
(defadvice sh-mode (after sh-mode-rename-modeline activate)
(setq mode-name "sh"))
(defun narf-inf-shell ()
(let* ((dest-sh (symbol-name sh-shell))
(sh-shell-file dest-sh))
(sh-shell-process t)
(with-current-buffer "*shell*"
(rename-buffer (format "*shell [%s]*" dest-sh))))))
(provide 'module-sh)
;;; module-sh.el ends here