;;; lisp-mode.el --- Lisp mode, and its idiosyncratic commands -*- lexical-binding:t -*-
-;; Copyright (C) 1985-1986, 1999-2015 Free Software Foundation, Inc.
+;; Copyright (C) 1985-1986, 1999-2016 Free Software Foundation, Inc.
;; Maintainer: emacs-devel@gnu.org
;; Keywords: lisp, languages
t))
"\\s-+\\(" lisp-mode-symbol-regexp "\\)"))
2)
- ;; For `defvar', we ignore (defvar FOO) constructs.
+ ;; For `defvar'/`defvar-local', we ignore (defvar FOO) constructs.
(list (purecopy "Variables")
- (purecopy (concat "^\\s-*(defvar\\s-+\\(" lisp-mode-symbol-regexp "\\)"
+ (purecopy (concat "^\\s-*(defvar\\(?:-local\\)?\\s-+\\("
+ lisp-mode-symbol-regexp "\\)"
"[[:space:]\n]+[^)]"))
1)
(list (purecopy "Types")
(defvar lisp-doc-string-elt-property 'doc-string-elt
"The symbol property that holds the docstring position info.")
+(defconst lisp-prettify-symbols-alist '(("lambda" . ?λ))
+ "Alist of symbol/\"pretty\" characters to be displayed.")
;;;; Font-lock support.
((eq type 'type) font-lock-type-face)
((or (not (match-string 2)) ;; Normal defun.
(and (match-string 2) ;; Setf function.
- (match-string 4))) font-lock-function-name-face)))
+ (match-string 4)))
+ font-lock-function-name-face)))
nil t)))
"Subdued level highlighting for Lisp modes.")
lisp-el-font-lock-keywords-1
`( ;; Regexp negated char group.
("\\[\\(\\^\\)" 1 font-lock-negation-char-face prepend)
+ ;; Erroneous structures.
+ (,(concat "(" el-errs-re "\\_>")
+ (1 font-lock-warning-face))
;; Control structures. Common Lisp forms.
(lisp--el-match-keyword . 1)
;; Exit/Feature symbols as constants.
"[ \t']*\\(" lisp-mode-symbol-regexp "\\)?")
(1 font-lock-keyword-face)
(2 font-lock-constant-face nil t))
- ;; Erroneous structures.
- (,(concat "(" el-errs-re "\\_>")
- (1 font-lock-warning-face))
;; Words inside \\[] tend to be for `substitute-command-keys'.
(,(concat "\\\\\\\\\\[\\(" lisp-mode-symbol-regexp "\\)\\]")
(1 font-lock-constant-face prepend))
- ;; Words inside ‘’ and '' and `' tend to be symbol names.
- (,(concat "['`‘]\\(\\(?:\\sw\\|\\s_\\|\\\\.\\)"
+ ;; Words inside ‘’ and `' tend to be symbol names.
+ (,(concat "[`‘]\\(\\(?:\\sw\\|\\s_\\|\\\\.\\)"
lisp-mode-symbol-regexp "\\)['’]")
(1 font-lock-constant-face prepend))
;; Constant values.
;; Erroneous structures.
(,(concat "(" cl-errs-re "\\_>")
(1 font-lock-warning-face))
- ;; Words inside ‘’ and '' and `' tend to be symbol names.
- (,(concat "['`‘]\\(\\(?:\\sw\\|\\s_\\|\\\\.\\)"
+ ;; Words inside ‘’ and `' tend to be symbol names.
+ (,(concat "[`‘]\\(\\(?:\\sw\\|\\s_\\|\\\\.\\)"
lisp-mode-symbol-regexp "\\)['’]")
(1 font-lock-constant-face prepend))
;; Constant values.
"Default expressions to highlight in Lisp modes.")
(defun lisp-string-in-doc-position-p (listbeg startpos)
+ "Return true if a doc string may occur at STARTPOS inside a list.
+LISTBEG is the position of the start of the innermost list
+containing STARTPOS."
(let* ((firstsym (and listbeg
(save-excursion
(goto-char listbeg)
(= (point) startpos))))))
(defun lisp-string-after-doc-keyword-p (listbeg startpos)
+ "Return true if `:documentation' symbol ends at STARTPOS inside a list.
+LISTBEG is the position of the start of the innermost list
+containing STARTPOS."
(and listbeg ; We are inside a Lisp form.
(save-excursion
(goto-char startpos)
(looking-at ":documentation\\_>"))))))
(defun lisp-font-lock-syntactic-face-function (state)
+ "Return syntactic face function for the position represented by STATE.
+STATE is a `parse-partial-sexp' state, and the returned function is the
+Lisp font lock syntactic face function."
(if (nth 3 state)
;; This might be a (doc)string or a |...| symbol.
(let ((startpos (nth 8 state)))
(font-lock-extra-managed-props help-echo)
(font-lock-syntactic-face-function
. lisp-font-lock-syntactic-face-function)))
- (setq-local prettify-symbols-alist lisp--prettify-symbols-alist)
+ (setq-local prettify-symbols-alist lisp-prettify-symbols-alist)
(setq-local electric-pair-skip-whitespace 'chomp)
(setq-local electric-pair-open-newline-between-pairs nil))
:type 'hook
:group 'lisp)
-(defconst lisp--prettify-symbols-alist
- '(("lambda" . ?λ)))
-
;;; Generic Lisp mode.
(defvar lisp-mode-map
;;
;; The `fill-column' is temporarily bound to
;; `emacs-lisp-docstring-fill-column' if that value is an integer.
- (let ((paragraph-start (concat paragraph-start
- "\\|\\s-*\\([(;:\"]\\|`(\\|#'(\\)"))
+ (let ((paragraph-start
+ (concat paragraph-start
+ (format "\\|\\s-*\\([(;%s\"]\\|`(\\|#'(\\)"
+ ;; If we're inside a string (like the doc
+ ;; string), don't consider a colon to be
+ ;; a paragraph-start character.
+ (if (nth 3 (syntax-ppss))
+ ""
+ ":"))))
(paragraph-separate
(concat paragraph-separate "\\|\\s-*\".*[,\\.]$"))
(fill-column (if (and (integerp emacs-lisp-docstring-fill-column)