├── .gitignore ├── README ├── ruby-additional.el ├── ruby-mkmf-log-mode.el ├── ruby-mode.el ├── rubydb2x.el └── rubydb3x.el /.gitignore: -------------------------------------------------------------------------------- 1 | *.elc 2 | -------------------------------------------------------------------------------- /README: -------------------------------------------------------------------------------- 1 | README this file 2 | ruby-mode.el ruby mode for emacs 3 | rubydb2x.el ruby debugger support for emacs 19.2x or before 4 | rubydb3x.el ruby debugger support for emacs 19.3x or later 5 | ruby-additional.el ruby-mode extensions yet to be merged into Emacs 6 | ruby-mkmf-log-mode.el mkmf.log viewing mode 7 | 8 | Check out the following repositories also. 9 | 10 | - https://github.com/ruby-debug/ 11 | - https://github.com/ruby/elisp-ruby-electric 12 | - https://github.com/ruby/elisp-rdoc-mode 13 | - https://github.com/nonsequitur/inf-ruby 14 | -------------------------------------------------------------------------------- /ruby-additional.el: -------------------------------------------------------------------------------- 1 | ;;; ruby-additional.el --- ruby-mode extensions yet to be merged into Emacs 2 | 3 | ;; Authors: Yukihiro Matsumoto, Nobuyoshi Nakada, Akinori MUSHA 4 | ;; URL: https://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/misc/ 5 | ;; Created: 3 Sep 2012 6 | ;; Package-Requires: ((emacs "24.3") (ruby-mode "1.2")) 7 | ;; Keywords: ruby, languages 8 | 9 | ;;; Commentary: 10 | ;; 11 | ;; This package contains ruby-mode extensions yet to be merged into 12 | ;; the latest released version of Emacs distribution. For older 13 | ;; versions of Emacs, use ruby-mode.el bundled with CRuby. 14 | 15 | ;;; Code: 16 | 17 | (eval-when-compile 18 | (require 'ruby-mode)) 19 | 20 | (eval-after-load 'ruby-mode 21 | '(progn 22 | (define-key ruby-mode-map "\C-c\C-e" 'ruby-insert-end) 23 | 24 | (defun ruby-insert-end () 25 | (interactive) 26 | (let ((s (save-excursion (backward-up-list) (matching-paren (char-after))))) 27 | (if s 28 | (insert (char-to-string s)) 29 | (if (eq (char-syntax (preceding-char)) ?w) 30 | (insert " ")) 31 | (insert "end") 32 | (if (eq (char-syntax (following-char)) ?w) 33 | (insert " ")))) 34 | (save-excursion 35 | (ruby-indent-line t) 36 | (end-of-line))) 37 | 38 | (defconst ruby-default-encoding-map 39 | '((us-ascii . nil) ;; Do not put coding: us-ascii 40 | (utf-8 . nil) ;; Do not put coding: utf-8 41 | (shift-jis . cp932) ;; Emacs charset name of Shift_JIS 42 | (shift_jis . cp932) ;; MIME charset name of Shift_JIS 43 | (japanese-cp932 . cp932)) ;; Emacs charset name of CP932 44 | ) 45 | 46 | (custom-set-default 'ruby-encoding-map ruby-default-encoding-map) 47 | 48 | (defcustom ruby-encoding-map ruby-default-encoding-map 49 | "Alist to map encoding name from Emacs to Ruby. 50 | Associating an encoding name with nil means it needs not be 51 | explicitly declared in magic comment." 52 | :type '(repeat (cons (symbol :tag "From") (symbol :tag "To"))) 53 | :group 'ruby) 54 | 55 | (defun ruby-mode-set-encoding () 56 | "Insert or update a magic comment header with the proper encoding. 57 | `ruby-encoding-map' is looked up to convert an encoding name from 58 | Emacs to Ruby." 59 | (let* ((nonascii 60 | (save-excursion 61 | (widen) 62 | (goto-char (point-min)) 63 | (re-search-forward "[^\0-\177]" nil t))) 64 | (coding-system 65 | (or coding-system-for-write 66 | buffer-file-coding-system)) 67 | (coding-system 68 | (and coding-system 69 | (coding-system-change-eol-conversion coding-system nil))) 70 | (coding-system 71 | (and coding-system 72 | (or 73 | (coding-system-get coding-system :mime-charset) 74 | (let ((coding-type (coding-system-get coding-system :coding-type))) 75 | (cond ((eq coding-type 'undecided) 76 | (if nonascii 77 | (or (and (coding-system-get coding-system :prefer-utf-8) 78 | 'utf-8) 79 | (coding-system-get default-buffer-file-coding-system :coding-type) 80 | 'ascii-8bit))) 81 | ((memq coding-type '(utf-8 shift-jis)) 82 | coding-type) 83 | (t coding-system)))))) 84 | (coding-system 85 | (or coding-system 86 | 'us-ascii)) 87 | (coding-system 88 | (let ((cons (assq coding-system ruby-encoding-map))) 89 | (if cons (cdr cons) coding-system))) 90 | (coding-system 91 | (and coding-system 92 | (symbol-name coding-system)))) 93 | (if coding-system 94 | (save-excursion 95 | (widen) 96 | (goto-char (point-min)) 97 | (if (looking-at "^#!") (beginning-of-line 2)) 98 | (cond ((looking-at "\\s *#.*-\*-\\s *\\(en\\)?coding\\s *:\\s *\\([-a-z0-9_]*\\)\\s *\\(;\\|-\*-\\)") 99 | (unless (string= (match-string 2) coding-system) 100 | (goto-char (match-beginning 2)) 101 | (delete-region (point) (match-end 2)) 102 | (and (looking-at "-\*-") 103 | (let ((n (skip-chars-backward " "))) 104 | (cond ((= n 0) (insert " ") (backward-char)) 105 | ((= n -1) (insert " ")) 106 | ((forward-char))))) 107 | (insert coding-system))) 108 | ((looking-at "\\s *#.*coding\\s *[:=]")) 109 | (t (when ruby-insert-encoding-magic-comment 110 | (insert "# -*- coding: " coding-system " -*-\n")))))))) 111 | 112 | (define-key ruby-mode-map "\C-cU" 'ruby-encode-decode-unicode) 113 | 114 | (defun ruby-encode-unicode (beg end) 115 | "Convert non-ascii string in the given region to \\u{} form." 116 | (interactive "r") 117 | (setq end (set-marker (make-marker) end)) 118 | (goto-char beg) 119 | (while (and (< (point) end) 120 | (re-search-forward "\\([\C-@-\C-I\C-K\C-_\C-?]+\\)\\|[^\C-@-\C-?]+" end t)) 121 | (let ((str (match-string-no-properties 0)) sep b e f) 122 | (if (match-beginning 1) 123 | (setq b "" e "" sep "" 124 | f (lambda (c) 125 | (cond ((= c ?\t) "\\t") 126 | ((= c ?\r) "\\r") 127 | ((= c ?\e) "\\e") 128 | ((= c ?\f) "\\f") 129 | ((= c ?\b) "\\b") 130 | ((= c ?\v) "\\v") 131 | ((= c ?\C-?) "\\c?") 132 | ((concat "\\c" (char-to-string (logior c #x40))))))) 133 | (setq b "\\u{" e "}" sep " " f (lambda (c) (format "%x" c)))) 134 | (setq str (mapconcat f str sep)) 135 | (delete-region (match-beginning 0) (match-end 0)) 136 | (insert b str e)))) 137 | 138 | (defun ruby-decode-unicode (beg end) 139 | "Convert escaped Unicode in the given region to raw string." 140 | (interactive "r") 141 | (setq end (set-marker (make-marker) end)) 142 | (goto-char beg) 143 | (while (and (< (point) end) 144 | (re-search-forward "\\\\u\\([0-9a-fA-F]\\{4\\}\\)\\|\\\\u{\\([0-9a-fA-F \t]+\\)}" end t)) 145 | (let ((b (match-beginning 0)) (e (match-end 0)) 146 | (s (match-string-no-properties 1))) 147 | (if s 148 | (setq s (cons s nil)) 149 | (goto-char (match-beginning 2)) 150 | (while (looking-at "[ \t]*\\([0-9a-fA-F]+\\)") 151 | (setq s (cons (match-string-no-properties 1) s)) 152 | (goto-char (match-end 0)))) 153 | (setq s (mapconcat (lambda (c) (format "%c" (string-to-number c 16))) 154 | (nreverse s) "")) 155 | (delete-region b e) 156 | (insert s)) 157 | )) 158 | 159 | (defun ruby-encode-decode-unicode (dec beg end) 160 | "Convert Unicode <-> \\u{} in the given region." 161 | (interactive "P\nr") 162 | (if dec (ruby-decode-unicode beg end) (ruby-encode-unicode beg end))) 163 | 164 | (defun ruby-insert-heredoc-code-block (arg) 165 | "Insert indented here document code block" 166 | (interactive "P") 167 | (let ((c (if arg "~" "-"))) 168 | (insert "\"#{<<" c "\"{#\"}\\n#{<<" c "'};'}\"")) 169 | (end-of-line) 170 | (if (eobp) (insert "\n") (forward-char)) 171 | (indent-region (point) 172 | (progn (insert "{#\n" "};\n") (point))) 173 | (beginning-of-line 0)) 174 | (define-key ruby-mode-map "\C-cH" 'ruby-insert-heredoc-code-block) 175 | )) 176 | 177 | ;; monkey-patching ruby-mode.el in Emacs 24, as r49872. 178 | (when (and (boundp 'ruby-syntax-before-regexp-re) 179 | (not (string-match ruby-syntax-before-regexp-re "foo {|" 1))) 180 | (replace-regexp-in-string "\\[\\[" "\\&{|" ruby-syntax-before-regexp-re)) 181 | 182 | (provide 'ruby-additional) 183 | 184 | ;;; ruby-additional.el ends here 185 | -------------------------------------------------------------------------------- /ruby-mkmf-log-mode.el: -------------------------------------------------------------------------------- 1 | ;; ruby-mkmf-log-mode.el --- Major mode for viewing Ruby mkmf.log files ;; -*- lexical-binding: t -*- 2 | ;; 3 | ;; Authors: Nobuyoshi Nakada 4 | ;; Created: Mon Jan 9 21:58:19 JST 2023 5 | 6 | ;;; Code: 7 | 8 | (require 'cl-lib) 9 | (require 'compile) ; for faces 10 | 11 | (defgroup ruby-mkmf-log nil 12 | "View mode for Ruby mkmf.log" 13 | :prefix "ruby-mkmf-log-" 14 | :group 'languages) 15 | 16 | (defconst ruby-mkmf-log-methods 17 | '("convertible_int" "what_type?" "pkg_config") 18 | "Method names defined in mkmf.rb and shown at messages in 19 | addition to have_/check_/find_ methods") 20 | 21 | (defconst ruby-mkmf-log-methods-re 22 | (concat 23 | "^\\(?:" 24 | "\\(?:" 25 | "\\(?:test\\|have\\|check\\|find\\|append\\)_[_a-zA-Z0-9]*\\??\\|" 26 | (regexp-opt ruby-mkmf-log-methods) 27 | "\\)" 28 | ": \\)?checking .*?\\(?: in \\(.*\\)\\)?\\.\\.\\. \\(--------------------\\) \\(.*\\)") 29 | "Regexp to match the beginning of each checks") 30 | 31 | (defconst ruby-mkmf-log-end-re 32 | "\n\n--------------------\n$" 33 | "Regexp to match the end of each checks") 34 | 35 | (defconst ruby-mkmf-log-hidden-mark "…" "Mark when hiding check content") 36 | (defconst ruby-mkmf-log-visible-mark "" "Mark when showing check content") 37 | 38 | (defcustom ruby-mkmf-log-check-heading-face 39 | '(:weight bold) 40 | "Alist of face for check heading" 41 | :type '(face) 42 | :group 'ruby-mkmf-log-mode) 43 | (defcustom ruby-mkmf-log-check-content-face 44 | '(:height 0.8) 45 | "Alist of face for check content" 46 | :type '(face) 47 | :group 'ruby-mkmf-log-mode) 48 | 49 | (defun ruby-mkmf-log-toggle-visible () 50 | "Toggle visibility of the current check" 51 | (interactive) 52 | (save-excursion 53 | (let ((ovs (overlays-at (point)))) 54 | (mapcar 55 | (lambda (o) 56 | (setq o (overlay-get o 'hide-ruby-mkmf-log)) 57 | (if (overlayp o) 58 | (let ((visible (overlay-get o 'invisible))) 59 | (overlay-put o 'invisible (not visible)) 60 | ;; (overlay-put o 'before-string 61 | ;; (if visible ruby-mkmf-log-visible-mark ruby-mkmf-log-hidden-mark)) 62 | ))) 63 | ovs)))) 64 | 65 | (defvar ruby-mkmf-log-overlay-keymap (make-keymap) "Keymap to toggle checks") 66 | (define-key ruby-mkmf-log-overlay-keymap "\r" 'ruby-mkmf-log-toggle-visible) 67 | (define-key ruby-mkmf-log-overlay-keymap "\t" 'ruby-mkmf-log-toggle-visible) 68 | 69 | (defun ruby-mkmf-log-hide-clear (start end) 70 | "Clear existing overlays for ruby-mkmf-log" 71 | (interactive 72 | (if (use-region-p) 73 | (list (region-beginning) (region-end)) 74 | (list (point-min) (point-max)))) 75 | (mapcar 76 | (lambda (o) 77 | (if (overlay-get o 'hide-ruby-mkmf-log) 78 | (delete-overlay o))) 79 | (overlays-in start end))) 80 | 81 | (defun ruby-mkmf-log-make-overlay (ov start end &optional front-advance rear-advance no-keymap) 82 | (let ((o (make-overlay start end nil front-advance rear-advance))) 83 | (overlay-put o 'category 'ruby-mkmf-log) 84 | (overlay-put o 'hide-ruby-mkmf-log (or ov o)) 85 | (unless no-keymap 86 | (overlay-put o 'keymap ruby-mkmf-log-overlay-keymap)) 87 | o)) 88 | 89 | (defun ruby-mkmf-log-decorate (&optional start end) 90 | "Decorate Ruby mkmf checks" 91 | (interactive 92 | (if (use-region-p) 93 | (list (region-beginning) (region-end)) 94 | (list (point-min) (point-max)))) 95 | (save-excursion 96 | (or end (setq end (point-max))) 97 | (goto-char (or start (point-min))) 98 | (ruby-mkmf-log-hide-clear (point) end) 99 | (let (s b e b1 e1 b2 e2 bh eh o result ov) 100 | (while (and (setq b (re-search-forward ruby-mkmf-log-methods-re end t) 101 | bh (match-beginning 1) eh (match-end 1) 102 | b1 (match-beginning 2) e1 (match-end 2) 103 | b2 (match-beginning 3) e2 (match-end 3) 104 | result (match-string 3) 105 | s (point-at-bol)) 106 | (setq e (re-search-forward ruby-mkmf-log-end-re end t))) 107 | (setq ov (ruby-mkmf-log-make-overlay nil b e t)) 108 | (overlay-put ov 'face ruby-mkmf-log-check-content-face) 109 | ;; (overlay-put ov 'before-string ruby-mkmf-log-hidden-mark) 110 | (overlay-put ov 'invisible 'hide-ruby-mkmf-log) 111 | 112 | (setq o (ruby-mkmf-log-make-overlay ov s b)) 113 | (overlay-put o 'face ruby-mkmf-log-check-heading-face) 114 | (when bh 115 | (setq o (ruby-mkmf-log-make-overlay t bh eh)) 116 | (overlay-put o 'before-string ruby-mkmf-log-hidden-mark) 117 | (overlay-put o 'help-echo (match-string 1)) 118 | (overlay-put o 'invisible 'hide-ruby-mkmf-log) 119 | ) 120 | (setq o (ruby-mkmf-log-make-overlay ov b1 e1 nil nil t)) 121 | (overlay-put o 'face ruby-mkmf-log-check-content-face) 122 | (setq o (ruby-mkmf-log-make-overlay ov b2 e2 nil nil t)) 123 | (let ((face 124 | (cond 125 | ((string= result "yes") 'compilation-info) 126 | ((string= result "no") 'compilation-error) 127 | (t 'compilation-warning)))) 128 | (overlay-put o 'face face)) 129 | )) 130 | (when (re-search-forward "^\\(extconf\\.h\\) is:\n/\\* begin \\*/\n\\(\\(?:.*\n\\)*\\)/\\* end \\*/$" end t) 131 | (let ((o (ruby-mkmf-log-make-overlay t (match-beginning 1) (match-end 1)))) 132 | (overlay-put o 'face 'compilation-info)) 133 | (let ((b (match-beginning 2)) (e (match-end 2))) 134 | (goto-char b) 135 | (while (re-search-forward "^ *[1-9][0-9]*: " e t) 136 | (let ((o (ruby-mkmf-log-make-overlay t (match-beginning 0) (match-end 0)))) 137 | (overlay-put o 'face 'compilation-line-number))))) 138 | )) 139 | 140 | ;;;###autoload 141 | (define-derived-mode ruby-mkmf-log-mode text-mode "MKMF" 142 | "Major mode for Ruby mkmf.log" 143 | (ruby-mkmf-log-decorate) 144 | (read-only-mode)) 145 | 146 | ;;;###autoload 147 | (add-to-list 'auto-mode-alist (cons "/mkmf\\.log\\'" 'ruby-mkmf-log-mode)) 148 | 149 | (provide 'ruby-mkmf-log-mode) 150 | -------------------------------------------------------------------------------- /ruby-mode.el: -------------------------------------------------------------------------------- 1 | ;;; ruby-mode.el --- Major mode for editing Ruby files 2 | 3 | ;; Copyright (C) 1994, 1995, 1996 1997, 1998, 1999, 2000, 2001, 4 | ;; 2002,2003, 2004, 2005, 2006, 2007, 2008 5 | ;; Free Software Foundation, Inc. 6 | 7 | ;; Authors: Yukihiro Matsumoto, Nobuyoshi Nakada 8 | ;; URL: http://www.emacswiki.org/cgi-bin/wiki/RubyMode 9 | ;; Created: Fri Feb 4 14:49:13 JST 1994 10 | ;; Keywords: languages ruby 11 | ;; Version: 0.9 12 | 13 | ;; This file is not part of GNU Emacs. However, a newer version of 14 | ;; ruby-mode is included in recent releases of GNU Emacs (version 23 15 | ;; and up), but the new version is not guaranteed to be compatible 16 | ;; with older versions of Emacs or XEmacs. This file is the last 17 | ;; version that aims to keep this compatibility. 18 | 19 | ;; You can also get the latest version from the Emacs Lisp Package 20 | ;; Archive: http://tromey.com/elpa 21 | 22 | ;; This file is free software: you can redistribute it and/or modify 23 | ;; it under the terms of the GNU General Public License as published by 24 | ;; the Free Software Foundation, either version 3 of the License, or 25 | ;; (at your option) any later version. 26 | 27 | ;; It is distributed in the hope that it will be useful, but WITHOUT 28 | ;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 29 | ;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 30 | ;; License for more details. 31 | 32 | ;; You should have received a copy of the GNU General Public License 33 | ;; along with it. If not, see . 34 | 35 | ;;; Commentary: 36 | 37 | ;; Provides font-locking, indentation support, and navigation for Ruby code. 38 | ;; 39 | ;; If you're installing manually, you should add this to your .emacs 40 | ;; file after putting it on your load path: 41 | ;; 42 | ;; (autoload 'ruby-mode "ruby-mode" "Major mode for ruby files" t) 43 | ;; (add-to-list 'auto-mode-alist '("\\.rb$" . ruby-mode)) 44 | ;; (add-to-list 'interpreter-mode-alist '("ruby" . ruby-mode)) 45 | ;; 46 | 47 | ;;; Code: 48 | 49 | (defconst ruby-mode-revision "$Revision$" 50 | "Ruby mode revision string.") 51 | 52 | (defconst ruby-mode-version 53 | (and (string-match "[0-9.]+" ruby-mode-revision) 54 | (substring ruby-mode-revision (match-beginning 0) (match-end 0))) 55 | "Ruby mode version number.") 56 | 57 | (defconst ruby-keyword-end-re 58 | (if (string-match "\\_>" "ruby") 59 | "\\_>" 60 | "\\>")) 61 | 62 | (defconst ruby-block-beg-keywords 63 | '("class" "module" "def" "if" "unless" "case" "while" "until" "for" "begin" "do") 64 | "Keywords at the beginning of blocks.") 65 | 66 | (defconst ruby-block-beg-re 67 | (regexp-opt ruby-block-beg-keywords) 68 | "Regexp to match the beginning of blocks.") 69 | 70 | (defconst ruby-non-block-do-re 71 | (concat (regexp-opt '("while" "until" "for" "rescue") t) ruby-keyword-end-re) 72 | "Regexp to match") 73 | 74 | (defconst ruby-indent-beg-re 75 | (concat "\\(\\s *" (regexp-opt '("class" "module" "def") t) "\\)\\|" 76 | (regexp-opt '("if" "unless" "case" "while" "until" "for" "begin"))) 77 | "Regexp to match where the indentation gets deeper.") 78 | 79 | (defconst ruby-modifier-beg-keywords 80 | '("if" "unless" "while" "until") 81 | "Modifiers that are the same as the beginning of blocks.") 82 | 83 | (defconst ruby-modifier-beg-re 84 | (regexp-opt ruby-modifier-beg-keywords) 85 | "Regexp to match modifiers same as the beginning of blocks.") 86 | 87 | (defconst ruby-modifier-re 88 | (regexp-opt (cons "rescue" ruby-modifier-beg-keywords)) 89 | "Regexp to match modifiers.") 90 | 91 | (defconst ruby-block-mid-keywords 92 | '("then" "else" "elsif" "when" "rescue" "ensure") 93 | "Keywords where the indentation gets shallower in middle of block statements.") 94 | 95 | (defconst ruby-block-mid-re 96 | (regexp-opt ruby-block-mid-keywords) 97 | "Regexp to match where the indentation gets shallower in middle of block statements.") 98 | 99 | (defconst ruby-block-op-keywords 100 | '("and" "or" "not") 101 | "Block operators.") 102 | 103 | (defconst ruby-block-hanging-re 104 | (regexp-opt (append ruby-modifier-beg-keywords ruby-block-op-keywords)) 105 | "Regexp to match hanging block modifiers.") 106 | 107 | (defconst ruby-block-end-re "\\_") 108 | 109 | (defconst ruby-here-doc-beg-re 110 | "\\(<\\)<\\([-~]\\)?\\(\\([a-zA-Z0-9_]+\\)\\|[\"]\\([^\"]+\\)[\"]\\|[']\\([^']+\\)[']\\)") 111 | 112 | (defconst ruby-here-doc-end-re 113 | "^\\([ \t]+\\)?\\(.*\\)\\(.\\)$") 114 | 115 | (defun ruby-here-doc-end-match () 116 | (concat "^" 117 | (if (match-string 2) "[ \t]*" nil) 118 | (regexp-quote 119 | (or (match-string 4) 120 | (match-string 5) 121 | (match-string 6))))) 122 | 123 | (defun ruby-here-doc-beg-match () 124 | (let ((contents (concat 125 | (regexp-quote (concat (match-string 2) (match-string 3))) 126 | (if (string= (match-string 3) "_") "\\B" "\\b")))) 127 | (concat "<<" 128 | (let ((match (match-string 1))) 129 | (if (and match (> (length match) 0)) 130 | (concat "\\(?:[-~]\\([\"']?\\)\\|\\([\"']\\)" (match-string 1) "\\)" 131 | contents "\\(\\1\\|\\2\\)") 132 | (concat "[-~]?\\([\"']\\|\\)" contents "\\1")))))) 133 | 134 | (defconst ruby-delimiter 135 | (concat "[?$/%(){}#\"'`.:]\\|<<\\|\\[\\|\\]\\|\\_<\\(" 136 | ruby-block-beg-re 137 | "\\)\\_>\\|" ruby-block-end-re 138 | "\\|^=begin\\|" ruby-here-doc-beg-re) 139 | ) 140 | 141 | (defconst ruby-negative 142 | (concat "^[ \t]*\\(\\(" ruby-block-mid-re "\\)\\>\\|" 143 | ruby-block-end-re "\\|}\\|\\]\\)") 144 | "Regexp to match where the indentation gets shallower.") 145 | 146 | (defconst ruby-operator-chars "-,.+*/%&|^~=<>:") 147 | (defconst ruby-operator-re (concat "[" ruby-operator-chars "]")) 148 | 149 | (defconst ruby-symbol-chars "a-zA-Z0-9_") 150 | (defconst ruby-symbol-re (concat "[" ruby-symbol-chars "]")) 151 | 152 | (defvar ruby-mode-abbrev-table nil 153 | "Abbrev table in use in ruby-mode buffers.") 154 | 155 | (define-abbrev-table 'ruby-mode-abbrev-table ()) 156 | 157 | (defvar ruby-mode-map nil "Keymap used in ruby mode.") 158 | 159 | (if ruby-mode-map 160 | nil 161 | (setq ruby-mode-map (make-sparse-keymap)) 162 | (define-key ruby-mode-map "{" 'ruby-electric-brace) 163 | (define-key ruby-mode-map "}" 'ruby-electric-brace) 164 | (define-key ruby-mode-map "\e\C-a" 'ruby-beginning-of-defun) 165 | (define-key ruby-mode-map "\e\C-e" 'ruby-end-of-defun) 166 | (define-key ruby-mode-map "\e\C-b" 'ruby-backward-sexp) 167 | (define-key ruby-mode-map "\e\C-f" 'ruby-forward-sexp) 168 | (define-key ruby-mode-map "\e\C-p" 'ruby-beginning-of-block) 169 | (define-key ruby-mode-map "\e\C-n" 'ruby-end-of-block) 170 | (define-key ruby-mode-map "\e\C-h" 'ruby-mark-defun) 171 | (define-key ruby-mode-map "\e\C-q" 'ruby-indent-exp) 172 | (define-key ruby-mode-map "\t" 'ruby-indent-command) 173 | (define-key ruby-mode-map "\C-c\C-e" 'ruby-insert-end) 174 | (define-key ruby-mode-map "\C-j" 'ruby-reindent-then-newline-and-indent) 175 | (define-key ruby-mode-map "\C-c{" 'ruby-toggle-block) 176 | (define-key ruby-mode-map "\C-c\C-u" 'uncomment-region)) 177 | 178 | (defvar ruby-mode-syntax-table nil 179 | "Syntax table in use in ruby-mode buffers.") 180 | 181 | (if ruby-mode-syntax-table 182 | () 183 | (setq ruby-mode-syntax-table (make-syntax-table)) 184 | (modify-syntax-entry ?\' "\"" ruby-mode-syntax-table) 185 | (modify-syntax-entry ?\" "\"" ruby-mode-syntax-table) 186 | (modify-syntax-entry ?\` "\"" ruby-mode-syntax-table) 187 | (modify-syntax-entry ?# "<" ruby-mode-syntax-table) 188 | (modify-syntax-entry ?\n ">" ruby-mode-syntax-table) 189 | (modify-syntax-entry ?\\ "\\" ruby-mode-syntax-table) 190 | (modify-syntax-entry ?$ "." ruby-mode-syntax-table) 191 | (modify-syntax-entry ?? "_" ruby-mode-syntax-table) 192 | (modify-syntax-entry ?_ "_" ruby-mode-syntax-table) 193 | (modify-syntax-entry ?: "_" ruby-mode-syntax-table) 194 | (modify-syntax-entry ?< "." ruby-mode-syntax-table) 195 | (modify-syntax-entry ?> "." ruby-mode-syntax-table) 196 | (modify-syntax-entry ?& "." ruby-mode-syntax-table) 197 | (modify-syntax-entry ?| "." ruby-mode-syntax-table) 198 | (modify-syntax-entry ?% "." ruby-mode-syntax-table) 199 | (modify-syntax-entry ?= "." ruby-mode-syntax-table) 200 | (modify-syntax-entry ?/ "." ruby-mode-syntax-table) 201 | (modify-syntax-entry ?+ "." ruby-mode-syntax-table) 202 | (modify-syntax-entry ?* "." ruby-mode-syntax-table) 203 | (modify-syntax-entry ?- "." ruby-mode-syntax-table) 204 | (modify-syntax-entry ?\; "." ruby-mode-syntax-table) 205 | (modify-syntax-entry ?\( "()" ruby-mode-syntax-table) 206 | (modify-syntax-entry ?\) ")(" ruby-mode-syntax-table) 207 | (modify-syntax-entry ?\{ "(}" ruby-mode-syntax-table) 208 | (modify-syntax-entry ?\} "){" ruby-mode-syntax-table) 209 | (modify-syntax-entry ?\[ "(]" ruby-mode-syntax-table) 210 | (modify-syntax-entry ?\] ")[" ruby-mode-syntax-table) 211 | ) 212 | 213 | (defcustom ruby-indent-tabs-mode nil 214 | "*Indentation can insert tabs in ruby mode if this is non-nil." 215 | :type 'boolean :group 'ruby) 216 | (put 'ruby-indent-tabs-mode 'safe-local-variable 'booleanp) 217 | 218 | (defcustom ruby-indent-level 2 219 | "*Indentation of ruby statements." 220 | :type 'integer :group 'ruby) 221 | (put 'ruby-indent-level 'safe-local-variable 'integerp) 222 | 223 | (defcustom ruby-comment-column 32 224 | "*Indentation column of comments." 225 | :type 'integer :group 'ruby) 226 | (put 'ruby-comment-column 'safe-local-variable 'integerp) 227 | 228 | (defcustom ruby-deep-arglist t 229 | "*Deep indent lists in parenthesis when non-nil. 230 | Also ignores spaces after parenthesis when 'space." 231 | :group 'ruby) 232 | (put 'ruby-deep-arglist 'safe-local-variable 'booleanp) 233 | 234 | (defcustom ruby-deep-indent-paren '(?\( ?\[ ?\] t) 235 | "*Deep indent lists in parenthesis when non-nil. t means continuous line. 236 | Also ignores spaces after parenthesis when 'space." 237 | :group 'ruby) 238 | 239 | (defcustom ruby-deep-indent-paren-style 'space 240 | "Default deep indent style." 241 | :options '(t nil space) :group 'ruby) 242 | 243 | (defcustom ruby-encoding-map 244 | '((us-ascii . nil) ;; Do not put coding: us-ascii 245 | (utf-8 . nil) ;; Do not put coding: utf-8 246 | (shift-jis . cp932) ;; Emacs charset name of Shift_JIS 247 | (shift_jis . cp932) ;; MIME charset name of Shift_JIS 248 | (japanese-cp932 . cp932)) ;; Emacs charset name of CP932 249 | "Alist to map encoding name from Emacs to Ruby. 250 | Associating an encoding name with nil means it needs not be 251 | explicitly declared in magic comment." 252 | :type '(repeat (cons (symbol :tag "From") (symbol :tag "To"))) 253 | :group 'ruby) 254 | 255 | (defcustom ruby-use-encoding-map t 256 | "*Use `ruby-encoding-map' to set encoding magic comment if this is non-nil." 257 | :type 'boolean :group 'ruby) 258 | 259 | (defvar ruby-indent-point nil "internal variable") 260 | 261 | (eval-when-compile (require 'cl)) 262 | (defun ruby-imenu-create-index-in-block (prefix beg end) 263 | (let ((index-alist '()) (case-fold-search nil) 264 | name next pos decl sing) 265 | (goto-char beg) 266 | (while (re-search-forward "^\\s *\\(\\(class\\s +\\|\\(class\\s *<<\\s *\\)\\|module\\s +\\)\\([^\(<\n ]+\\)\\|\\(def\\|alias\\)\\s +\\([^\(\n ]+\\)\\)" end t) 267 | (setq sing (match-beginning 3)) 268 | (setq decl (match-string 5)) 269 | (setq next (match-end 0)) 270 | (setq name (or (match-string 4) (match-string 6))) 271 | (setq pos (match-beginning 0)) 272 | (cond 273 | ((string= "alias" decl) 274 | (if prefix (setq name (concat prefix name))) 275 | (push (cons name pos) index-alist)) 276 | ((string= "def" decl) 277 | (if prefix 278 | (setq name 279 | (cond 280 | ((string-match "^self\." name) 281 | (concat (substring prefix 0 -1) (substring name 4))) 282 | (t (concat prefix name))))) 283 | (push (cons name pos) index-alist) 284 | (ruby-accurate-end-of-block end)) 285 | (t 286 | (if (string= "self" name) 287 | (if prefix (setq name (substring prefix 0 -1))) 288 | (if prefix (setq name (concat (substring prefix 0 -1) "::" name))) 289 | (push (cons name pos) index-alist)) 290 | (ruby-accurate-end-of-block end) 291 | (setq beg (point)) 292 | (setq index-alist 293 | (nconc (ruby-imenu-create-index-in-block 294 | (concat name (if sing "." "#")) 295 | next beg) index-alist)) 296 | (goto-char beg)))) 297 | index-alist)) 298 | 299 | (defun ruby-imenu-create-index () 300 | (nreverse (ruby-imenu-create-index-in-block nil (point-min) nil))) 301 | 302 | (defun ruby-accurate-end-of-block (&optional end) 303 | (let (state) 304 | (or end (setq end (point-max))) 305 | (while (and (setq state (apply 'ruby-parse-partial end state)) 306 | (>= (nth 2 state) 0) (< (point) end))))) 307 | 308 | (defun ruby-mode-variables () 309 | (set-syntax-table ruby-mode-syntax-table) 310 | (setq show-trailing-whitespace t) 311 | (setq local-abbrev-table ruby-mode-abbrev-table) 312 | (make-local-variable 'indent-line-function) 313 | (setq indent-line-function 'ruby-indent-line) 314 | (make-local-variable 'require-final-newline) 315 | (setq require-final-newline t) 316 | (make-local-variable 'comment-start) 317 | (setq comment-start "# ") 318 | (make-local-variable 'comment-end) 319 | (setq comment-end "") 320 | (make-local-variable 'comment-column) 321 | (setq comment-column ruby-comment-column) 322 | (make-local-variable 'comment-start-skip) 323 | (setq comment-start-skip "#+ *") 324 | (setq indent-tabs-mode ruby-indent-tabs-mode) 325 | (make-local-variable 'parse-sexp-ignore-comments) 326 | (setq parse-sexp-ignore-comments t) 327 | (make-local-variable 'parse-sexp-lookup-properties) 328 | (setq parse-sexp-lookup-properties t) 329 | (make-local-variable 'paragraph-start) 330 | (setq paragraph-start (concat "$\\|" page-delimiter)) 331 | (make-local-variable 'paragraph-separate) 332 | (setq paragraph-separate paragraph-start) 333 | (make-local-variable 'paragraph-ignore-fill-prefix) 334 | (setq paragraph-ignore-fill-prefix t)) 335 | 336 | (defun ruby-mode-set-encoding () 337 | "Insert or update a magic comment header with the proper encoding. 338 | `ruby-encoding-map' is looked up to convert an encoding name from 339 | Emacs to Ruby." 340 | (let* ((nonascii 341 | (save-excursion 342 | (widen) 343 | (goto-char (point-min)) 344 | (re-search-forward "[^\0-\177]" nil t))) 345 | (coding-system 346 | (or coding-system-for-write 347 | buffer-file-coding-system)) 348 | (coding-system 349 | (and coding-system 350 | (coding-system-change-eol-conversion coding-system nil))) 351 | (coding-system 352 | (and coding-system 353 | (or 354 | (coding-system-get coding-system :mime-charset) 355 | (let ((coding-type (coding-system-get coding-system :coding-type))) 356 | (cond ((eq coding-type 'undecided) 357 | (if nonascii 358 | (or (and (coding-system-get coding-system :prefer-utf-8) 359 | 'utf-8) 360 | (coding-system-get default-buffer-file-coding-system :coding-type) 361 | 'ascii-8bit))) 362 | ((memq coding-type '(utf-8 shift-jis)) 363 | coding-type) 364 | (t coding-system)))))) 365 | (coding-system 366 | (or coding-system 367 | 'us-ascii)) 368 | (coding-system 369 | (let ((cons (assq coding-system ruby-encoding-map))) 370 | (if cons (cdr cons) coding-system))) 371 | (coding-system 372 | (and coding-system 373 | (symbol-name coding-system)))) 374 | (if coding-system 375 | (save-excursion 376 | (widen) 377 | (goto-char (point-min)) 378 | (if (looking-at "^#!") (beginning-of-line 2)) 379 | (cond ((looking-at "\\s *#.*-\*-\\s *\\(en\\)?coding\\s *:\\s *\\([-a-z0-9_]*\\)\\s *\\(;\\|-\*-\\)") 380 | (unless (string= (match-string 2) coding-system) 381 | (goto-char (match-beginning 2)) 382 | (delete-region (point) (match-end 2)) 383 | (and (looking-at "-\*-") 384 | (let ((n (skip-chars-backward " "))) 385 | (cond ((= n 0) (insert " ") (backward-char)) 386 | ((= n -1) (insert " ")) 387 | ((forward-char))))) 388 | (insert coding-system))) 389 | ((looking-at "\\s *#.*coding\\s *[:=]")) 390 | (t (when ruby-insert-encoding-magic-comment 391 | (insert "# -*- coding: " coding-system " -*-\n")))))))) 392 | 393 | (defun ruby-current-indentation () 394 | (save-excursion 395 | (beginning-of-line) 396 | (back-to-indentation) 397 | (current-column))) 398 | 399 | (defun ruby-indent-line (&optional flag) 400 | "Correct indentation of the current ruby line." 401 | (ruby-indent-to (ruby-calculate-indent))) 402 | 403 | (defun ruby-indent-command () 404 | (interactive) 405 | (ruby-indent-line t)) 406 | 407 | (defun ruby-indent-to (x) 408 | (if x 409 | (let (shift top beg) 410 | (and (< x 0) (error "invalid nest")) 411 | (setq shift (current-column)) 412 | (beginning-of-line) 413 | (setq beg (point)) 414 | (back-to-indentation) 415 | (setq top (current-column)) 416 | (skip-chars-backward " \t") 417 | (if (>= shift top) (setq shift (- shift top)) 418 | (setq shift 0)) 419 | (if (and (bolp) 420 | (= x top)) 421 | (move-to-column (+ x shift)) 422 | (move-to-column top) 423 | (delete-region beg (point)) 424 | (beginning-of-line) 425 | (indent-to x) 426 | (move-to-column (+ x shift)))))) 427 | 428 | (defun ruby-special-char-p (&optional pnt) 429 | (setq pnt (or pnt (point))) 430 | (let ((c (char-before pnt)) (b (and (< (point-min) pnt) (char-before (1- pnt))))) 431 | (cond ((or (eq c ??) (eq c ?$))) 432 | ((and (eq c ?:) (or (not b) (eq (char-syntax b) ? )))) 433 | ((eq c ?\\) (eq b ??))))) 434 | 435 | (defun ruby-singleton-class-p () 436 | (save-excursion 437 | (forward-word -1) 438 | (and (or (bolp) (not (eq (char-before (point)) ?_))) 439 | (looking-at "class\\s *<<")))) 440 | 441 | (defun ruby-expr-beg (&optional option) 442 | (save-excursion 443 | (store-match-data nil) 444 | (let ((space (skip-chars-backward " \t")) 445 | (start (point))) 446 | (cond 447 | ((bolp) t) 448 | ((progn 449 | (forward-char -1) 450 | (and (looking-at "\\?") 451 | (or (eq (char-syntax (preceding-char)) ?w) 452 | (ruby-special-char-p)))) 453 | nil) 454 | ((and (eq option 'heredoc) (< space 0)) 455 | (not (progn (goto-char start) (ruby-singleton-class-p)))) 456 | ((or (looking-at ruby-operator-re) 457 | (looking-at "[\\[({,;]") 458 | (and (looking-at "[!?]") 459 | (or (not (eq option 'modifier)) 460 | (bolp) 461 | (save-excursion (forward-char -1) (looking-at "\\Sw$")))) 462 | (and (looking-at ruby-symbol-re) 463 | (skip-chars-backward ruby-symbol-chars) 464 | (cond 465 | ((looking-at (regexp-opt 466 | (append ruby-block-beg-keywords 467 | ruby-block-op-keywords 468 | ruby-block-mid-keywords) 469 | 'words)) 470 | (goto-char (match-end 0)) 471 | (not (looking-at "\\s_\\|[!?:]"))) 472 | ((eq option 'expr-qstr) 473 | (looking-at "[a-zA-Z][a-zA-z0-9_]* +%[^ \t]")) 474 | ((eq option 'expr-re) 475 | (looking-at "[a-zA-Z][a-zA-z0-9_]* +/[^ \t]")) 476 | (t nil))))))))) 477 | 478 | (defun ruby-forward-string (term &optional end no-error expand) 479 | (let ((n 1) (c (string-to-char term)) 480 | (re (if expand 481 | (concat "[^\\]\\(\\\\\\\\\\)*\\([" term "]\\|\\(#{\\)\\)") 482 | (concat "[^\\]\\(\\\\\\\\\\)*[" term "]")))) 483 | (while (and (re-search-forward re end no-error) 484 | (if (match-beginning 3) 485 | (ruby-forward-string "}{" end no-error nil) 486 | (> (setq n (if (eq (char-before (point)) c) 487 | (1- n) (1+ n))) 0))) 488 | (forward-char -1)) 489 | (cond ((zerop n)) 490 | (no-error nil) 491 | ((error "unterminated string"))))) 492 | 493 | (defun ruby-deep-indent-paren-p (c &optional pos) 494 | (cond ((save-excursion 495 | (if pos (goto-char pos)) 496 | (ruby-expr-beg)) 497 | nil) 498 | ((listp ruby-deep-indent-paren) 499 | (let ((deep (assoc c ruby-deep-indent-paren))) 500 | (cond (deep 501 | (or (cdr deep) ruby-deep-indent-paren-style)) 502 | ((memq c ruby-deep-indent-paren) 503 | ruby-deep-indent-paren-style)))) 504 | ((eq c ruby-deep-indent-paren) ruby-deep-indent-paren-style) 505 | ((eq c ?\( ) ruby-deep-arglist))) 506 | 507 | (defun ruby-parse-partial (&optional end in-string nest depth pcol indent) 508 | (or depth (setq depth 0)) 509 | (or indent (setq indent 0)) 510 | (when (re-search-forward ruby-delimiter end 'move) 511 | (let ((pnt (point)) w re expand) 512 | (goto-char (match-beginning 0)) 513 | (cond 514 | ((and (memq (char-before) '(?@ ?$)) (looking-at "\\sw")) 515 | (goto-char pnt)) 516 | ((looking-at "[\"`]") ;skip string 517 | (cond 518 | ((and (not (eobp)) 519 | (ruby-forward-string (buffer-substring (point) (1+ (point))) end t t)) 520 | nil) 521 | (t 522 | (setq in-string (point)) 523 | (goto-char end)))) 524 | ((looking-at "'") 525 | (cond 526 | ((and (not (eobp)) 527 | (re-search-forward "[^\\]\\(\\\\\\\\\\)*'" end t)) 528 | nil) 529 | (t 530 | (setq in-string (point)) 531 | (goto-char end)))) 532 | ((looking-at "/=") 533 | (goto-char pnt)) 534 | ((looking-at "/") 535 | (cond 536 | ((and (not (eobp)) (ruby-expr-beg 'expr-re)) 537 | (if (ruby-forward-string "/" end t t) 538 | nil 539 | (setq in-string (point)) 540 | (goto-char end))) 541 | (t 542 | (goto-char pnt)))) 543 | ((looking-at "%") 544 | (cond 545 | ((and (not (eobp)) 546 | (ruby-expr-beg 'expr-qstr) 547 | (not (looking-at "%=")) 548 | (looking-at "%[QqrxWw]?\\([^a-zA-Z0-9 \t\n]\\)")) 549 | (goto-char (match-beginning 1)) 550 | (setq expand (not (memq (char-before) '(?q ?w)))) 551 | (setq w (match-string 1)) 552 | (cond 553 | ((string= w "[") (setq re "][")) 554 | ((string= w "{") (setq re "}{")) 555 | ((string= w "(") (setq re ")(")) 556 | ((string= w "<") (setq re "><")) 557 | ((and expand (string= w "\\")) 558 | (setq w (concat "\\" w)))) 559 | (unless (cond (re (ruby-forward-string re end t expand)) 560 | (expand (ruby-forward-string w end t t)) 561 | (t (re-search-forward 562 | (if (string= w "\\") 563 | "\\\\[^\\]*\\\\" 564 | (concat "[^\\]\\(\\\\\\\\\\)*" w)) 565 | end t))) 566 | (setq in-string (point)) 567 | (goto-char end))) 568 | (t 569 | (goto-char pnt)))) 570 | ((looking-at "\\?") ;skip ?char 571 | (cond 572 | ((and (ruby-expr-beg) 573 | (looking-at "?\\(\\\\C-\\|\\\\M-\\)*\\\\?.")) 574 | (goto-char (match-end 0))) 575 | (t 576 | (goto-char pnt)))) 577 | ((looking-at "\\$") ;skip $char 578 | (goto-char pnt) 579 | (forward-char 1)) 580 | ((looking-at "#") ;skip comment 581 | (forward-line 1) 582 | (goto-char (point)) 583 | ) 584 | ((looking-at "[\\[{(]") 585 | (let ((deep (ruby-deep-indent-paren-p (char-after)))) 586 | (if (and deep (or (not (eq (char-after) ?\{)) (ruby-expr-beg))) 587 | (progn 588 | (and (eq deep 'space) (looking-at ".\\s +[^# \t\n]") 589 | (setq pnt (1- (match-end 0)))) 590 | (setq nest (cons (cons (char-after (point)) (point)) nest)) 591 | (setq pcol (cons (cons pnt depth) pcol)) 592 | (setq depth 0)) 593 | (setq nest (cons (cons (char-after (point)) pnt) nest)) 594 | (setq depth (1+ depth)))) 595 | (goto-char pnt) 596 | ) 597 | ((looking-at "[])}]") 598 | (if (ruby-deep-indent-paren-p (matching-paren (char-after)) 599 | (if nest 600 | (cdr (nth 0 nest)) 601 | (save-excursion 602 | (forward-char) 603 | (ruby-backward-sexp) 604 | (point)))) 605 | (setq depth (cdr (car pcol)) pcol (cdr pcol)) 606 | (setq depth (1- depth))) 607 | (setq nest (cdr nest)) 608 | (goto-char pnt)) 609 | ((looking-at ruby-block-end-re) 610 | (if (or (and (not (bolp)) 611 | (progn 612 | (forward-char -1) 613 | (setq w (char-after (point))) 614 | (or (eq ?_ w) 615 | (eq ?. w)))) 616 | (progn 617 | (goto-char pnt) 618 | (setq w (char-after (point))) 619 | (or (eq ?_ w) 620 | (eq ?! w) 621 | (eq ?? w)))) 622 | nil 623 | (setq nest (cdr nest)) 624 | (setq depth (1- depth))) 625 | (goto-char pnt)) 626 | ((looking-at "def\\s +[^(\n;]*") 627 | (if (or (bolp) 628 | (progn 629 | (forward-char -1) 630 | (not (eq ?_ (char-after (point)))))) 631 | (progn 632 | (setq nest (cons (cons nil pnt) nest)) 633 | (setq depth (1+ depth)))) 634 | (goto-char (match-end 0))) 635 | ((looking-at (concat "\\_<\\(" ruby-block-beg-re "\\)\\_>")) 636 | (and 637 | (save-match-data 638 | (or (not (looking-at (concat "do" ruby-keyword-end-re))) 639 | (save-excursion 640 | (back-to-indentation) 641 | (not (looking-at ruby-non-block-do-re))))) 642 | (or (bolp) 643 | (progn 644 | (forward-char -1) 645 | (setq w (char-after (point))) 646 | (not (or (eq ?_ w) 647 | (eq ?. w))))) 648 | (goto-char pnt) 649 | (setq w (char-after (point))) 650 | (not (eq ?_ w)) 651 | (not (eq ?! w)) 652 | (not (eq ?? w)) 653 | (not (eq ?: w)) 654 | (skip-chars-forward " \t") 655 | (goto-char (match-beginning 0)) 656 | (or (not (looking-at ruby-modifier-re)) 657 | (ruby-expr-beg 'modifier)) 658 | (goto-char pnt) 659 | (setq nest (cons (cons nil pnt) nest)) 660 | (setq depth (1+ depth))) 661 | (goto-char pnt)) 662 | ((looking-at ":\\(['\"]\\)") 663 | (goto-char (match-beginning 1)) 664 | (ruby-forward-string (buffer-substring (match-beginning 1) (match-end 1)) end)) 665 | ((looking-at ":\\([-,.+*/%&|^~<>]=?\\|===?\\|<=>\\|![~=]?\\)") 666 | (goto-char (match-end 0))) 667 | ((looking-at ":\\([a-zA-Z_][a-zA-Z_0-9]*[!?=]?\\)?") 668 | (goto-char (match-end 0))) 669 | ((or (looking-at "\\.\\.\\.?") 670 | (looking-at "\\.[0-9]+") 671 | (looking-at "\\.[a-zA-Z_0-9]+") 672 | (looking-at "\\.")) 673 | (goto-char (match-end 0))) 674 | ((looking-at "^=begin") 675 | (if (re-search-forward "^=end" end t) 676 | (forward-line 1) 677 | (setq in-string (match-end 0)) 678 | (goto-char end))) 679 | ((looking-at "<<") 680 | (cond 681 | ((and (ruby-expr-beg 'heredoc) 682 | (looking-at "<<\\([-~]\\)?\\(\\([\"'`]\\)\\([^\n]+?\\)\\3\\|\\(?:\\sw\\|\\s_\\)+\\)")) 683 | (setq re (regexp-quote (or (match-string 4) (match-string 2)))) 684 | (if (match-beginning 1) (setq re (concat "\\s *" re))) 685 | (let* ((id-end (goto-char (match-end 0))) 686 | (line-end-position (save-excursion (end-of-line) (point))) 687 | (state (list in-string nest depth pcol indent))) 688 | ;; parse the rest of the line 689 | (while (and (> line-end-position (point)) 690 | (setq state (apply 'ruby-parse-partial 691 | line-end-position state)))) 692 | (setq in-string (car state) 693 | nest (nth 1 state) 694 | depth (nth 2 state) 695 | pcol (nth 3 state) 696 | indent (nth 4 state)) 697 | ;; skip heredoc section 698 | (if (re-search-forward (concat "^" re "$") end 'move) 699 | (forward-line 1) 700 | (setq in-string id-end) 701 | (goto-char end)))) 702 | (t 703 | (goto-char pnt)))) 704 | ((looking-at "^__END__$") 705 | (goto-char pnt)) 706 | ((looking-at ruby-here-doc-beg-re) 707 | (if (re-search-forward (ruby-here-doc-end-match) 708 | ruby-indent-point t) 709 | (forward-line 1) 710 | (setq in-string (match-end 0)) 711 | (goto-char ruby-indent-point))) 712 | (t 713 | (error (format "bad string %s" 714 | (buffer-substring (point) pnt) 715 | )))))) 716 | (list in-string nest depth pcol)) 717 | 718 | (defun ruby-parse-region (start end) 719 | (let (state) 720 | (save-excursion 721 | (if start 722 | (goto-char start) 723 | (ruby-beginning-of-indent)) 724 | (save-restriction 725 | (narrow-to-region (point) end) 726 | (while (and (> end (point)) 727 | (setq state (apply 'ruby-parse-partial end state)))))) 728 | (list (nth 0 state) ; in-string 729 | (car (nth 1 state)) ; nest 730 | (nth 2 state) ; depth 731 | (car (car (nth 3 state))) ; pcol 732 | ;(car (nth 5 state)) ; indent 733 | ))) 734 | 735 | (defun ruby-indent-size (pos nest) 736 | (+ pos (* (or nest 1) ruby-indent-level))) 737 | 738 | (defun ruby-calculate-indent (&optional parse-start) 739 | (save-excursion 740 | (beginning-of-line) 741 | (let ((ruby-indent-point (point)) 742 | (case-fold-search nil) 743 | state bol eol begin op-end 744 | (paren (progn (skip-syntax-forward " ") 745 | (and (char-after) (matching-paren (char-after))))) 746 | (indent 0)) 747 | (if parse-start 748 | (goto-char parse-start) 749 | (ruby-beginning-of-indent) 750 | (setq parse-start (point))) 751 | (back-to-indentation) 752 | (setq indent (current-column)) 753 | (setq state (ruby-parse-region parse-start ruby-indent-point)) 754 | (cond 755 | ((nth 0 state) ; within string 756 | (setq indent nil)) ; do nothing 757 | ((car (nth 1 state)) ; in paren 758 | (goto-char (setq begin (cdr (nth 1 state)))) 759 | (let ((deep (ruby-deep-indent-paren-p (car (nth 1 state)) 760 | (1- (cdr (nth 1 state)))))) 761 | (if deep 762 | (cond ((and (eq deep t) (eq (car (nth 1 state)) paren)) 763 | (skip-syntax-backward " ") 764 | (setq indent (1- (current-column)))) 765 | ((eq deep 'space) 766 | (goto-char (cdr (nth 1 state))) 767 | (setq indent (1+ (current-column)))) 768 | ((let ((s (ruby-parse-region (point) ruby-indent-point))) 769 | (and (nth 2 s) (> (nth 2 s) 0) 770 | (or (goto-char (cdr (nth 1 s))) t))) 771 | (forward-word -1) 772 | (setq indent (ruby-indent-size (current-column) (nth 2 state)))) 773 | (t 774 | (setq indent (current-column)) 775 | (cond ((eq deep 'space)) 776 | (paren (setq indent (1- indent))) 777 | (t (setq indent (ruby-indent-size (1- indent) 1)))))) 778 | (if (nth 3 state) (goto-char (nth 3 state)) 779 | (goto-char parse-start) (back-to-indentation)) 780 | (setq indent (ruby-indent-size (current-column) (nth 2 state)))) 781 | (and (eq (car (nth 1 state)) paren) 782 | (ruby-deep-indent-paren-p (matching-paren paren) 783 | (1- (cdr (nth 1 state)))) 784 | (search-backward (char-to-string paren)) 785 | (setq indent (current-column))))) 786 | ((and (nth 2 state) (> (nth 2 state) 0)) ; in nest 787 | (if (null (cdr (nth 1 state))) 788 | (error "invalid nest")) 789 | (goto-char (cdr (nth 1 state))) 790 | (forward-word -1) ; skip back a keyword 791 | (setq begin (point)) 792 | (cond 793 | ((looking-at "do\\>[^_]") ; iter block is a special case 794 | (if (nth 3 state) (goto-char (nth 3 state)) 795 | (goto-char parse-start) (back-to-indentation)) 796 | (setq indent (ruby-indent-size (current-column) (nth 2 state)))) 797 | (t 798 | (setq indent (+ (current-column) ruby-indent-level))))) 799 | 800 | ((and (nth 2 state) (< (nth 2 state) 0)) ; in negative nest 801 | (setq indent (ruby-indent-size (current-column) (nth 2 state))))) 802 | (when indent 803 | (goto-char ruby-indent-point) 804 | (end-of-line) 805 | (setq eol (point)) 806 | (beginning-of-line) 807 | (cond 808 | ((and (not (ruby-deep-indent-paren-p paren 809 | (and (cdr (nth 1 state)) 810 | (1- (cdr (nth 1 state)))))) 811 | (re-search-forward ruby-negative eol t)) 812 | (and (not (eq ?_ (char-after (match-end 0)))) 813 | (setq indent (- indent ruby-indent-level)))) 814 | ((and 815 | (save-excursion 816 | (beginning-of-line) 817 | (not (bobp))) 818 | (or (ruby-deep-indent-paren-p t) 819 | (null (car (nth 1 state))))) 820 | ;; goto beginning of non-empty no-comment line 821 | (let (end done) 822 | (while (not done) 823 | (skip-chars-backward " \t\n") 824 | (setq end (point)) 825 | (beginning-of-line) 826 | (if (re-search-forward "^\\s *#" end t) 827 | (beginning-of-line) 828 | (setq done t)))) 829 | (setq bol (point)) 830 | (end-of-line) 831 | ;; skip the comment at the end 832 | (skip-chars-backward " \t") 833 | (let (end (pos (point))) 834 | (beginning-of-line) 835 | (while (and (re-search-forward "#" pos t) 836 | (setq end (1- (point))) 837 | (or (ruby-special-char-p end) 838 | (and (setq state (ruby-parse-region parse-start end)) 839 | (nth 0 state)))) 840 | (setq end nil)) 841 | (goto-char (or end pos)) 842 | (skip-chars-backward " \t") 843 | (setq begin (if (and end (nth 0 state)) pos (cdr (nth 1 state)))) 844 | (setq state (ruby-parse-region parse-start (point)))) 845 | (or (bobp) (forward-char -1)) 846 | (and 847 | (or (and (looking-at ruby-symbol-re) 848 | (skip-chars-backward ruby-symbol-chars) 849 | (looking-at (concat "\\<\\(" ruby-block-hanging-re "\\)\\>")) 850 | (not (eq (point) (nth 3 state))) 851 | (save-excursion 852 | (goto-char (match-end 0)) 853 | (not (looking-at "[a-z_]")))) 854 | (and (looking-at ruby-operator-re) 855 | (not (ruby-special-char-p)) 856 | ;; operator at the end of line 857 | (let ((c (char-after (point)))) 858 | (and 859 | ;; (or (null begin) 860 | ;; (save-excursion 861 | ;; (goto-char begin) 862 | ;; (skip-chars-forward " \t") 863 | ;; (not (or (eolp) (looking-at "#") 864 | ;; (and (eq (car (nth 1 state)) ?{) 865 | ;; (looking-at "|")))))) 866 | (or (not (eq ?/ c)) 867 | (null (nth 0 (ruby-parse-region (or begin parse-start) (point))))) 868 | (or (not (eq ?| (char-after (point)))) 869 | (save-excursion 870 | (or (eolp) (forward-char -1)) 871 | (cond 872 | ((search-backward "|" nil t) 873 | (skip-chars-backward " \t\n") 874 | (and (not (eolp)) 875 | (progn 876 | (forward-char -1) 877 | (not (looking-at "{"))) 878 | (progn 879 | (forward-word -1) 880 | (not (looking-at "do\\>[^_]"))))) 881 | (t t)))) 882 | (not (eq ?, c)) 883 | (setq op-end t))))) 884 | (setq indent 885 | (cond 886 | ((and 887 | (null op-end) 888 | (not (looking-at (concat "\\<\\(" ruby-block-hanging-re "\\)\\>"))) 889 | (eq (ruby-deep-indent-paren-p t) 'space) 890 | (not (bobp))) 891 | (widen) 892 | (goto-char (or begin parse-start)) 893 | (skip-syntax-forward " ") 894 | (current-column)) 895 | ((car (nth 1 state)) indent) 896 | (t 897 | (+ indent ruby-indent-level)))))))) 898 | (goto-char ruby-indent-point) 899 | (beginning-of-line) 900 | (skip-syntax-forward " ") 901 | (if (looking-at "\\.[^.]\\|&\\.") 902 | (+ indent ruby-indent-level) 903 | indent)))) 904 | 905 | (defun ruby-electric-brace (arg) 906 | (interactive "P") 907 | (insert-char last-command-event 1) 908 | (ruby-indent-line t) 909 | (delete-char -1) 910 | (self-insert-command (prefix-numeric-value arg))) 911 | 912 | (eval-when-compile 913 | (defmacro defun-region-command (func args &rest body) 914 | (let ((intr (car body))) 915 | (when (featurep 'xemacs) 916 | (if (stringp intr) (setq intr (cadr body))) 917 | (and (eq (car intr) 'interactive) 918 | (setq intr (cdr intr)) 919 | (setcar intr (concat "_" (car intr))))) 920 | (cons 'defun (cons func (cons args body)))))) 921 | 922 | (defun-region-command ruby-beginning-of-defun (&optional arg) 923 | "Move backward to next beginning-of-defun. 924 | With argument, do this that many times. 925 | Returns t unless search stops due to end of buffer." 926 | (interactive "p") 927 | (and (re-search-backward (concat "^\\(" ruby-block-beg-re "\\)\\_>") 928 | nil 'move (or arg 1)) 929 | (progn (beginning-of-line) t))) 930 | 931 | (defun ruby-beginning-of-indent () 932 | (and (re-search-backward (concat "^\\(" ruby-indent-beg-re "\\)\\_>") 933 | nil 'move) 934 | (progn 935 | (beginning-of-line) 936 | t))) 937 | 938 | (defun-region-command ruby-end-of-defun (&optional arg) 939 | "Move forward to next end of defun. 940 | An end of a defun is found by moving forward from the beginning of one." 941 | (interactive "p") 942 | (and (re-search-forward (concat "^\\(" ruby-block-end-re "\\)\\($\\|\\b[^_]\\)") 943 | nil 'move (or arg 1)) 944 | (progn (beginning-of-line) t)) 945 | (forward-line 1)) 946 | 947 | (defun ruby-move-to-block (n) 948 | (let (start pos done down (orig (point))) 949 | (setq start (ruby-calculate-indent)) 950 | (setq down (looking-at (if (< n 0) ruby-block-end-re 951 | (concat "\\<\\(" ruby-block-beg-re "\\)\\>")))) 952 | (while (and (not done) (not (if (< n 0) (bobp) (eobp)))) 953 | (forward-line n) 954 | (cond 955 | ((looking-at "^\\s *$")) 956 | ((looking-at "^\\s *#")) 957 | ((and (> n 0) (looking-at "^=begin\\>")) 958 | (re-search-forward "^=end\\>")) 959 | ((and (< n 0) (looking-at "^=end\\>")) 960 | (re-search-backward "^=begin\\>")) 961 | (t 962 | (setq pos (current-indentation)) 963 | (cond 964 | ((< start pos) 965 | (setq down t)) 966 | ((and down (= pos start)) 967 | (setq done t)) 968 | ((> start pos) 969 | (setq done t))))) 970 | (if done 971 | (save-excursion 972 | (back-to-indentation) 973 | (if (looking-at (concat "\\<\\(" ruby-block-mid-re "\\)\\>")) 974 | (setq done nil))))) 975 | (back-to-indentation) 976 | (when (< n 0) 977 | (let ((eol (point-at-eol)) state next) 978 | (if (< orig eol) (setq eol orig)) 979 | (setq orig (point)) 980 | (while (and (setq next (apply 'ruby-parse-partial eol state)) 981 | (< (point) eol)) 982 | (setq state next)) 983 | (when (cdaadr state) 984 | (goto-char (cdaadr state))) 985 | (backward-word))))) 986 | 987 | (defun-region-command ruby-beginning-of-block (&optional arg) 988 | "Move backward to next beginning-of-block" 989 | (interactive "p") 990 | (ruby-move-to-block (- (or arg 1)))) 991 | 992 | (defun-region-command ruby-end-of-block (&optional arg) 993 | "Move forward to next beginning-of-block" 994 | (interactive "p") 995 | (ruby-move-to-block (or arg 1))) 996 | 997 | (defun-region-command ruby-forward-sexp (&optional cnt) 998 | (interactive "p") 999 | (if (and (numberp cnt) (< cnt 0)) 1000 | (ruby-backward-sexp (- cnt)) 1001 | (let ((i (or cnt 1))) 1002 | (condition-case nil 1003 | (while (> i 0) 1004 | (skip-syntax-forward " ") 1005 | (if (looking-at ",\\s *") (goto-char (match-end 0))) 1006 | (cond ((looking-at "\\?\\(\\\\[CM]-\\)*\\\\?\\S ") 1007 | (goto-char (match-end 0))) 1008 | ((progn 1009 | (skip-chars-forward ",.:;|&^~=!?\\+\\-\\*") 1010 | (looking-at "\\s(")) 1011 | (goto-char (scan-sexps (point) 1))) 1012 | ((and (looking-at (concat "\\<\\(" ruby-block-beg-re "\\)\\>")) 1013 | (not (eq (char-before (point)) ?.)) 1014 | (not (eq (char-before (point)) ?:))) 1015 | (ruby-end-of-block) 1016 | (forward-word 1)) 1017 | ((looking-at "\\(\\$\\|@@?\\)?\\sw") 1018 | (while (progn 1019 | (while (progn (forward-word 1) (looking-at "_"))) 1020 | (cond ((looking-at "::") (forward-char 2) t) 1021 | ((> (skip-chars-forward ".") 0)) 1022 | ((looking-at "\\?\\|!\\(=[~=>]\\|[^~=]\\)") 1023 | (forward-char 1) nil))))) 1024 | ((let (state expr) 1025 | (while 1026 | (progn 1027 | (setq expr (or expr (ruby-expr-beg) 1028 | (looking-at "%\\sw?\\Sw\\|[\"'`/]"))) 1029 | (nth 1 (setq state (apply 'ruby-parse-partial nil state)))) 1030 | (setq expr t) 1031 | (skip-chars-forward "<")) 1032 | (not expr)))) 1033 | (setq i (1- i))) 1034 | ((error) (forward-word 1))) 1035 | i))) 1036 | 1037 | (defun-region-command ruby-backward-sexp (&optional cnt) 1038 | (interactive "p") 1039 | (if (and (numberp cnt) (< cnt 0)) 1040 | (ruby-forward-sexp (- cnt)) 1041 | (let ((i (or cnt 1))) 1042 | (condition-case nil 1043 | (while (> i 0) 1044 | (skip-chars-backward " \t\n,.:;|&^~=!?\\+\\-\\*") 1045 | (forward-char -1) 1046 | (cond ((looking-at "\\s)") 1047 | (goto-char (scan-sexps (1+ (point)) -1)) 1048 | (case (char-before) 1049 | (?% (forward-char -1)) 1050 | ('(?q ?Q ?w ?W ?r ?x) 1051 | (if (eq (char-before (1- (point))) ?%) (forward-char -2)))) 1052 | nil) 1053 | ((looking-at "\\s\"\\|\\\\\\S_") 1054 | (let ((c (char-to-string (char-before (match-end 0))))) 1055 | (while (and (search-backward c) 1056 | (oddp (skip-chars-backward "\\"))))) 1057 | nil) 1058 | ((looking-at "\\s.\\|\\s\\") 1059 | (if (ruby-special-char-p) (forward-char -1))) 1060 | ((looking-at "\\s(") nil) 1061 | (t 1062 | (forward-char 1) 1063 | (while (progn (forward-word -1) 1064 | (case (char-before) 1065 | (?_ t) 1066 | (?. (forward-char -1) t) 1067 | ((?$ ?@) 1068 | (forward-char -1) 1069 | (and (eq (char-before) (char-after)) (forward-char -1))) 1070 | (?: 1071 | (forward-char -1) 1072 | (eq (char-before) :))))) 1073 | (if (looking-at ruby-block-end-re) 1074 | (ruby-beginning-of-block)) 1075 | nil)) 1076 | (setq i (1- i))) 1077 | ((error))) 1078 | i))) 1079 | 1080 | (defun ruby-reindent-then-newline-and-indent () 1081 | (interactive "*") 1082 | (newline) 1083 | (save-excursion 1084 | (end-of-line 0) 1085 | (indent-according-to-mode) 1086 | (delete-region (point) (progn (skip-chars-backward " \t") (point)))) 1087 | (indent-according-to-mode)) 1088 | 1089 | (fset 'ruby-encomment-region (symbol-function 'comment-region)) 1090 | 1091 | (defun ruby-decomment-region (beg end) 1092 | (interactive "r") 1093 | (save-excursion 1094 | (goto-char beg) 1095 | (while (re-search-forward "^\\([ \t]*\\)#" end t) 1096 | (replace-match "\\1" nil nil) 1097 | (save-excursion 1098 | (ruby-indent-line))))) 1099 | 1100 | (defun ruby-insert-end () 1101 | (interactive) 1102 | (insert "end") 1103 | (ruby-indent-line t) 1104 | (end-of-line)) 1105 | 1106 | (defun ruby-mark-defun () 1107 | "Put mark at end of this Ruby function, point at beginning." 1108 | (interactive) 1109 | (push-mark (point)) 1110 | (ruby-end-of-defun) 1111 | (push-mark (point) nil t) 1112 | (ruby-beginning-of-defun) 1113 | (re-search-backward "^\n" (- (point) 1) t)) 1114 | 1115 | (defun ruby-indent-exp (&optional shutup-p) 1116 | "Indent each line in the balanced expression following point syntactically. 1117 | If optional SHUTUP-P is non-nil, no errors are signalled if no 1118 | balanced expression is found." 1119 | (interactive "*P") 1120 | (let ((here (point-marker)) start top column (nest t)) 1121 | (set-marker-insertion-type here t) 1122 | (unwind-protect 1123 | (progn 1124 | (beginning-of-line) 1125 | (setq start (point) top (current-indentation)) 1126 | (while (and (not (eobp)) 1127 | (progn 1128 | (setq column (ruby-calculate-indent start)) 1129 | (cond ((> column top) 1130 | (setq nest t)) 1131 | ((and (= column top) nest) 1132 | (setq nest nil) t)))) 1133 | (ruby-indent-to column) 1134 | (beginning-of-line 2))) 1135 | (goto-char here) 1136 | (set-marker here nil)))) 1137 | 1138 | (defun ruby-add-log-current-method () 1139 | "Return current method string." 1140 | (condition-case nil 1141 | (save-excursion 1142 | (let (mname mlist (indent 0)) 1143 | ;; get current method (or class/module) 1144 | (if (re-search-backward 1145 | (concat "^[ \t]*\\(def\\|class\\|module\\)[ \t]+" 1146 | "\\(" 1147 | ;; \\. and :: for class method 1148 | "\\([A-Za-z_]" ruby-symbol-re "*\\|\\.\\|::" "\\)" 1149 | "+\\)") 1150 | nil t) 1151 | (progn 1152 | (setq mname (match-string 2)) 1153 | (unless (string-equal "def" (match-string 1)) 1154 | (setq mlist (list mname) mname nil)) 1155 | (goto-char (match-beginning 1)) 1156 | (setq indent (current-column)) 1157 | (beginning-of-line))) 1158 | ;; nest class/module 1159 | (while (and (> indent 0) 1160 | (re-search-backward 1161 | (concat 1162 | "^[ \t]*\\(class\\|module\\)[ \t]+" 1163 | "\\([A-Z]" ruby-symbol-re "*\\)") 1164 | nil t)) 1165 | (goto-char (match-beginning 1)) 1166 | (if (< (current-column) indent) 1167 | (progn 1168 | (setq mlist (cons (match-string 2) mlist)) 1169 | (setq indent (current-column)) 1170 | (beginning-of-line)))) 1171 | (when mname 1172 | (let ((mn (split-string mname "\\.\\|::"))) 1173 | (if (cdr mn) 1174 | (progn 1175 | (cond 1176 | ((string-equal "" (car mn)) 1177 | (setq mn (cdr mn) mlist nil)) 1178 | ((string-equal "self" (car mn)) 1179 | (setq mn (cdr mn))) 1180 | ((let ((ml (nreverse mlist))) 1181 | (while ml 1182 | (if (string-equal (car ml) (car mn)) 1183 | (setq mlist (nreverse (cdr ml)) ml nil)) 1184 | (or (setq ml (cdr ml)) (nreverse mlist)))))) 1185 | (if mlist 1186 | (setcdr (last mlist) mn) 1187 | (setq mlist mn)) 1188 | (setq mn (last mn 2)) 1189 | (setq mname (concat "." (cadr mn))) 1190 | (setcdr mn nil)) 1191 | (setq mname (concat "#" mname))))) 1192 | ;; generate string 1193 | (if (consp mlist) 1194 | (setq mlist (mapconcat (function identity) mlist "::"))) 1195 | (if mname 1196 | (if mlist (concat mlist mname) mname) 1197 | mlist))))) 1198 | 1199 | (defun ruby-brace-to-do-end () 1200 | (when (looking-at "{") 1201 | (let ((orig (point)) (end (progn (ruby-forward-sexp) (point))) 1202 | oneline (end (make-marker))) 1203 | (setq oneline (and (eolp) (<= (point-at-bol) orig))) 1204 | (when (eq (char-before) ?\}) 1205 | (delete-char -1) 1206 | (cond 1207 | (oneline 1208 | (insert "\n") 1209 | (set-marker end (point))) 1210 | ((eq (char-syntax (preceding-char)) ?w) 1211 | (insert " "))) 1212 | (insert "end") 1213 | (if (eq (char-syntax (following-char)) ?w) 1214 | (insert " ")) 1215 | (goto-char orig) 1216 | (delete-char 1) 1217 | (if (eq (char-syntax (preceding-char)) ?w) 1218 | (insert " ")) 1219 | (insert "do") 1220 | (when (looking-at "\\sw\\||") 1221 | (insert " ") 1222 | (backward-char)) 1223 | (when oneline 1224 | (setq orig (point)) 1225 | (when (cond 1226 | ((looking-at "\\s *|") 1227 | (goto-char (match-end 0)) 1228 | (and (search-forward "|" (point-at-eol) 'move) 1229 | (not (eolp)))) 1230 | (t)) 1231 | (while (progn 1232 | (insert "\n") 1233 | (ruby-forward-sexp) 1234 | (looking-at "\\s *;\\s *")) 1235 | (delete-char (- (match-end 0) (match-beginning 0)))) 1236 | (goto-char orig) 1237 | (beginning-of-line 2) 1238 | (indent-region (point) end)) 1239 | (goto-char orig)) 1240 | t)))) 1241 | 1242 | (defun ruby-do-end-to-brace () 1243 | (when (and (or (bolp) 1244 | (not (memq (char-syntax (preceding-char)) '(?w ?_)))) 1245 | (looking-at "\\]\\|\\(^\\|\\s \\)\\(if\\|elsif\\|unless\\|while\\|until\\|when\\|and\\|or\\|&&\\|||\\)\\|g?sub!?\\|scan\\|split!?\\)\\s *\\(/\\)[^/\n\\\\]*\\(\\\\.[^/\n\\\\]*\\)*\\(/\\)" 1308 | (4 (7 . ?/)) 1309 | (6 (7 . ?/))) 1310 | ("^\\(=\\)begin\\(\\s \\|$\\)" 1 (7 . nil)) 1311 | ("^\\(=\\)end\\(\\s \\|$\\)" 1 (7 . nil)) 1312 | (,(concat ruby-here-doc-beg-re ".*\\(\n\\)") 1313 | ,(+ 1 (regexp-opt-depth ruby-here-doc-beg-re)) 1314 | (ruby-here-doc-beg-syntax)) 1315 | (,ruby-here-doc-end-re 3 (ruby-here-doc-end-syntax)))) 1316 | 1317 | (unless (functionp 'syntax-ppss) 1318 | (defun syntax-ppss (&optional pos) 1319 | (parse-partial-sexp (point-min) (or pos (point))))) 1320 | 1321 | (defun ruby-in-ppss-context-p (context &optional ppss) 1322 | (let ((ppss (or ppss (syntax-ppss (point))))) 1323 | (if (cond 1324 | ((eq context 'anything) 1325 | (or (nth 3 ppss) 1326 | (nth 4 ppss))) 1327 | ((eq context 'string) 1328 | (nth 3 ppss)) 1329 | ((eq context 'heredoc) 1330 | (and (nth 3 ppss) 1331 | ;; If it's generic string, it's a heredoc and we don't care 1332 | ;; See `parse-partial-sexp' 1333 | (not (numberp (nth 3 ppss))))) 1334 | ((eq context 'non-heredoc) 1335 | (and (ruby-in-ppss-context-p 'anything) 1336 | (not (ruby-in-ppss-context-p 'heredoc)))) 1337 | ((eq context 'comment) 1338 | (nth 4 ppss)) 1339 | (t 1340 | (error (concat 1341 | "Internal error on `ruby-in-ppss-context-p': " 1342 | "context name `" (symbol-name context) "' is unknown")))) 1343 | t))) 1344 | 1345 | (defun ruby-in-here-doc-p () 1346 | (save-excursion 1347 | (let ((old-point (point)) (case-fold-search nil)) 1348 | (beginning-of-line) 1349 | (catch 'found-beg 1350 | (while (and (re-search-backward ruby-here-doc-beg-re nil t) 1351 | (not (ruby-singleton-class-p))) 1352 | (if (not (or (ruby-in-ppss-context-p 'anything) 1353 | (ruby-here-doc-find-end old-point))) 1354 | (throw 'found-beg t))))))) 1355 | 1356 | (defun ruby-here-doc-find-end (&optional limit) 1357 | "Expects the point to be on a line with one or more heredoc 1358 | openers. Returns the buffer position at which all heredocs on the 1359 | line are terminated, or nil if they aren't terminated before the 1360 | buffer position `limit' or the end of the buffer." 1361 | (save-excursion 1362 | (beginning-of-line) 1363 | (catch 'done 1364 | (let ((eol (save-excursion (end-of-line) (point))) 1365 | (case-fold-search nil) 1366 | ;; Fake match data such that (match-end 0) is at eol 1367 | (end-match-data (progn (looking-at ".*$") (match-data))) 1368 | beg-match-data end-re) 1369 | (while (re-search-forward ruby-here-doc-beg-re eol t) 1370 | (setq beg-match-data (match-data)) 1371 | (setq end-re (ruby-here-doc-end-match)) 1372 | 1373 | (set-match-data end-match-data) 1374 | (goto-char (match-end 0)) 1375 | (unless (re-search-forward end-re limit t) (throw 'done nil)) 1376 | (setq end-match-data (match-data)) 1377 | 1378 | (set-match-data beg-match-data) 1379 | (goto-char (match-end 0))) 1380 | (set-match-data end-match-data) 1381 | (goto-char (match-end 0)) 1382 | (point))))) 1383 | 1384 | (defun ruby-here-doc-beg-syntax () 1385 | (save-excursion 1386 | (goto-char (match-beginning 0)) 1387 | (unless (or (ruby-in-ppss-context-p 'non-heredoc) 1388 | (ruby-in-here-doc-p)) 1389 | (string-to-syntax "|")))) 1390 | 1391 | (defun ruby-here-doc-end-syntax () 1392 | (let ((pss (syntax-ppss)) (case-fold-search nil)) 1393 | (when (ruby-in-ppss-context-p 'heredoc pss) 1394 | (save-excursion 1395 | (goto-char (nth 8 pss)) ; Go to the beginning of heredoc. 1396 | (let ((eol (point))) 1397 | (beginning-of-line) 1398 | (if (and (re-search-forward (ruby-here-doc-beg-match) eol t) ; If there is a heredoc that matches this line... 1399 | (not (ruby-in-ppss-context-p 'anything)) ; And that's not inside a heredoc/string/comment... 1400 | (progn (goto-char (match-end 0)) ; And it's the last heredoc on its line... 1401 | (not (re-search-forward ruby-here-doc-beg-re eol t)))) 1402 | (string-to-syntax "|"))))))) 1403 | 1404 | (eval-when-compile 1405 | (put 'ruby-mode 'font-lock-defaults 1406 | '((ruby-font-lock-keywords) 1407 | nil nil nil 1408 | beginning-of-line 1409 | (font-lock-syntactic-keywords 1410 | . ruby-font-lock-syntactic-keywords)))) 1411 | 1412 | (defun ruby-font-lock-docs (limit) 1413 | (if (re-search-forward "^=begin\\(\\s \\|$\\)" limit t) 1414 | (let (beg) 1415 | (beginning-of-line) 1416 | (setq beg (point)) 1417 | (forward-line 1) 1418 | (if (re-search-forward "^=end\\(\\s \\|$\\)" limit t) 1419 | (progn 1420 | (set-match-data (list beg (point))) 1421 | t))))) 1422 | 1423 | (defun ruby-font-lock-maybe-docs (limit) 1424 | (let (beg) 1425 | (save-excursion 1426 | (if (and (re-search-backward "^=\\(begin\\|end\\)\\(\\s \\|$\\)" nil t) 1427 | (string= (match-string 1) "begin")) 1428 | (progn 1429 | (beginning-of-line) 1430 | (setq beg (point))))) 1431 | (if (and beg (and (re-search-forward "^=\\(begin\\|end\\)\\(\\s \\|$\\)" nil t) 1432 | (string= (match-string 1) "end"))) 1433 | (progn 1434 | (set-match-data (list beg (point))) 1435 | t) 1436 | nil))) 1437 | 1438 | (defvar ruby-font-lock-syntax-table 1439 | (let* ((tbl (copy-syntax-table ruby-mode-syntax-table))) 1440 | (modify-syntax-entry ?_ "w" tbl) 1441 | tbl)) 1442 | 1443 | (defconst ruby-font-lock-keywords 1444 | (list 1445 | ;; functions 1446 | '("^\\s *def\\s +\\([^( \t\n]+\\)" 1447 | 1 font-lock-function-name-face) 1448 | ;; keywords 1449 | (cons (concat 1450 | "\\(^\\|[^_:.@$]\\|\\.\\.\\)\\_<\\(defined\\?\\|" 1451 | (regexp-opt 1452 | '("alias" 1453 | "and" 1454 | "begin" 1455 | "break" 1456 | "case" 1457 | "catch" 1458 | "class" 1459 | "def" 1460 | "do" 1461 | "elsif" 1462 | "else" 1463 | "fail" 1464 | "ensure" 1465 | "for" 1466 | "end" 1467 | "if" 1468 | "in" 1469 | "module" 1470 | "next" 1471 | "not" 1472 | "or" 1473 | "raise" 1474 | "redo" 1475 | "rescue" 1476 | "retry" 1477 | "return" 1478 | "then" 1479 | "throw" 1480 | "super" 1481 | "unless" 1482 | "undef" 1483 | "until" 1484 | "when" 1485 | "while" 1486 | "yield" 1487 | ) 1488 | t) 1489 | "\\)" 1490 | ruby-keyword-end-re) 1491 | 2) 1492 | ;; here-doc beginnings 1493 | (list ruby-here-doc-beg-re 0 'font-lock-string-face) 1494 | ;; variables 1495 | '("\\(^\\|[^_:.@$]\\|\\.\\.\\)\\_<\\(nil\\|self\\|true\\|false\\)\\>" 1496 | 2 font-lock-variable-name-face) 1497 | ;; variables 1498 | '("\\(\\$\\([^a-zA-Z0-9 \n]\\|[0-9]\\)\\)\\W" 1499 | 1 font-lock-variable-name-face) 1500 | '("\\(\\$\\|@\\|@@\\)\\(\\w\\|_\\)+" 1501 | 0 font-lock-variable-name-face) 1502 | ;; embedded document 1503 | '(ruby-font-lock-docs 1504 | 0 font-lock-comment-face t) 1505 | '(ruby-font-lock-maybe-docs 1506 | 0 font-lock-comment-face t) 1507 | ;; general delimited string 1508 | '("\\(^\\|[[ \t\n<+(,=]\\)\\(%[xrqQwW]?\\([^<[{(a-zA-Z0-9 \n]\\)[^\n\\\\]*\\(\\\\.[^\n\\\\]*\\)*\\(\\3\\)\\)" 1509 | (2 font-lock-string-face)) 1510 | ;; constants 1511 | '("\\(^\\|[^_]\\)\\_<\\([A-Z]+\\(\\w\\|_\\)*\\)" 1512 | 2 font-lock-type-face) 1513 | ;; symbols 1514 | '("\\(^\\|[^:]\\)\\(:\\([-+~]@?\\|[/%&|^`]\\|\\*\\*?\\|<\\(<\\|=>?\\)?\\|>[>=]?\\|===?\\|=~\\|![~=]?\\|\\[\\]=?\\|\\(\\w\\|_\\)+\\([!?=]\\|\\b_*\\)\\|#{[^}\n\\\\]*\\(\\\\.[^}\n\\\\]*\\)*}\\)\\)" 1515 | 2 font-lock-reference-face) 1516 | '("\\(^\\s *\\|[\[\{\(,]\\s *\\|\\sw\\s +\\)\\(\\(\\sw\\|_\\)+\\):[^:]" 2 font-lock-reference-face) 1517 | ;; expression expansion 1518 | '("#\\({[^}\n\\\\]*\\(\\\\.[^}\n\\\\]*\\)*}\\|\\(\\$\\|@\\|@@\\)\\(\\w\\|_\\)+\\)" 1519 | 0 font-lock-variable-name-face t) 1520 | ;; warn lower camel case 1521 | ;'("\\<[a-z]+[a-z0-9]*[A-Z][A-Za-z0-9]*\\([!?]?\\|\\>\\)" 1522 | ; 0 font-lock-warning-face) 1523 | ) 1524 | "*Additional expressions to highlight in ruby mode.")) 1525 | 1526 | (eval-when-hilit19-available 1527 | (hilit-set-mode-patterns 1528 | 'ruby-mode 1529 | '(("[^$\\?]\\(\"[^\\\"]*\\(\\\\\\(.\\|\n\\)[^\\\"]*\\)*\"\\)" 1 string) 1530 | ("[^$\\?]\\('[^\\']*\\(\\\\\\(.\\|\n\\)[^\\']*\\)*'\\)" 1 string) 1531 | ("[^$\\?]\\(`[^\\`]*\\(\\\\\\(.\\|\n\\)[^\\`]*\\)*`\\)" 1 string) 1532 | ("^\\s *#.*$" nil comment) 1533 | ("[^$@?\\]\\(#[^$@{\n].*$\\)" 1 comment) 1534 | ("[^a-zA-Z_]\\(\\?\\(\\\\[CM]-\\)*.\\)" 1 string) 1535 | ("^\\s *\\(require\\|load\\).*$" nil include) 1536 | ("^\\s *\\(include\\|alias\\|undef\\).*$" nil decl) 1537 | ("^\\s *\\<\\(class\\|def\\|module\\)\\>" "[)\n;]" defun) 1538 | ("[^_]\\<\\(begin\\|case\\|else\\|elsif\\|end\\|ensure\\|for\\|if\\|unless\\|rescue\\|then\\|when\\|while\\|until\\|do\\|yield\\)\\>\\([^_]\\|$\\)" 1 defun) 1539 | ("[^_]\\<\\(and\\|break\\|next\\|raise\\|fail\\|in\\|not\\|or\\|redo\\|retry\\|return\\|super\\|yield\\|catch\\|throw\\|self\\|nil\\)\\>\\([^_]\\|$\\)" 1 keyword) 1540 | ("\\$\\(.\\|\\sw+\\)" nil type) 1541 | ("[$@].[a-zA-Z_0-9]*" nil struct) 1542 | ("^__END__" nil label)))) 1543 | 1544 | 1545 | ;;;###autoload 1546 | (defun ruby-mode () 1547 | "Major mode for editing ruby scripts. 1548 | \\[ruby-indent-command] properly indents subexpressions of multi-line 1549 | class, module, def, if, while, for, do, and case statements, taking 1550 | nesting into account. 1551 | 1552 | The variable ruby-indent-level controls the amount of indentation. 1553 | \\{ruby-mode-map}" 1554 | (interactive) 1555 | (kill-all-local-variables) 1556 | (use-local-map ruby-mode-map) 1557 | (setq mode-name "Ruby") 1558 | (setq major-mode 'ruby-mode) 1559 | (ruby-mode-variables) 1560 | 1561 | (make-local-variable 'imenu-create-index-function) 1562 | (setq imenu-create-index-function 'ruby-imenu-create-index) 1563 | 1564 | (make-local-variable 'add-log-current-defun-function) 1565 | (setq add-log-current-defun-function 'ruby-add-log-current-method) 1566 | 1567 | (add-hook 1568 | (cond ((boundp 'before-save-hook) 1569 | (make-local-variable 'before-save-hook) 1570 | 'before-save-hook) 1571 | ((boundp 'write-contents-functions) 'write-contents-functions) 1572 | ((boundp 'write-contents-hooks) 'write-contents-hooks)) 1573 | 'ruby-mode-set-encoding) 1574 | 1575 | (set (make-local-variable 'font-lock-defaults) '((ruby-font-lock-keywords) nil nil)) 1576 | (set (make-local-variable 'font-lock-keywords) ruby-font-lock-keywords) 1577 | (set (make-local-variable 'font-lock-syntax-table) ruby-font-lock-syntax-table) 1578 | (set (make-local-variable 'font-lock-syntactic-keywords) ruby-font-lock-syntactic-keywords) 1579 | 1580 | (if (fboundp 'run-mode-hooks) 1581 | (run-mode-hooks 'ruby-mode-hook) 1582 | (run-hooks 'ruby-mode-hook))) 1583 | 1584 | (provide 'ruby-mode) 1585 | -------------------------------------------------------------------------------- /rubydb2x.el: -------------------------------------------------------------------------------- 1 | (require 'gud) 2 | (provide 'rubydb) 3 | 4 | ;; ====================================================================== 5 | ;; rubydb functions 6 | 7 | ;;; History of argument lists passed to rubydb. 8 | (defvar gud-rubydb-history nil) 9 | 10 | (defun gud-rubydb-massage-args (file args) 11 | (cons "-I" (cons "." (cons "-r" (cons "debug" (cons file args)))))) 12 | 13 | ;; There's no guarantee that Emacs will hand the filter the entire 14 | ;; marker at once; it could be broken up across several strings. We 15 | ;; might even receive a big chunk with several markers in it. If we 16 | ;; receive a chunk of text which looks like it might contain the 17 | ;; beginning of a marker, we save it here between calls to the 18 | ;; filter. 19 | (defvar gud-rubydb-marker-acc "") 20 | 21 | (defun gud-rubydb-marker-filter (string) 22 | (save-match-data 23 | (setq gud-marker-acc (concat gud-marker-acc string)) 24 | (let ((output "")) 25 | 26 | ;; Process all the complete markers in this chunk. 27 | (while (string-match "\032\032\\([^:\n]*\\):\\([0-9]*\\):.*\n" 28 | gud-marker-acc) 29 | (setq 30 | 31 | ;; Extract the frame position from the marker. 32 | gud-last-frame 33 | (cons (substring gud-marker-acc (match-beginning 1) (match-end 1)) 34 | (string-to-int (substring gud-marker-acc 35 | (match-beginning 2) 36 | (match-end 2)))) 37 | 38 | ;; Append any text before the marker to the output we're going 39 | ;; to return - we don't include the marker in this text. 40 | output (concat output 41 | (substring gud-marker-acc 0 (match-beginning 0))) 42 | 43 | ;; Set the accumulator to the remaining text. 44 | gud-marker-acc (substring gud-marker-acc (match-end 0)))) 45 | 46 | ;; Does the remaining text look like it might end with the 47 | ;; beginning of another marker? If it does, then keep it in 48 | ;; gud-marker-acc until we receive the rest of it. Since we 49 | ;; know the full marker regexp above failed, it's pretty simple to 50 | ;; test for marker starts. 51 | (if (string-match "\032.*\\'" gud-marker-acc) 52 | (progn 53 | ;; Everything before the potential marker start can be output. 54 | (setq output (concat output (substring gud-marker-acc 55 | 0 (match-beginning 0)))) 56 | 57 | ;; Everything after, we save, to combine with later input. 58 | (setq gud-marker-acc 59 | (substring gud-marker-acc (match-beginning 0)))) 60 | 61 | (setq output (concat output gud-marker-acc) 62 | gud-marker-acc "")) 63 | 64 | output))) 65 | 66 | (defun gud-rubydb-find-file (f) 67 | (find-file-noselect f)) 68 | 69 | (defvar rubydb-command-name "ruby" 70 | "File name for executing ruby.") 71 | 72 | ;;;###autoload 73 | (defun rubydb (command-line) 74 | "Run rubydb on program FILE in buffer *gud-FILE*. 75 | The directory containing FILE becomes the initial working directory 76 | and source-file directory for your debugger." 77 | (interactive 78 | (list (read-from-minibuffer "Run rubydb (like this): " 79 | (if (consp gud-rubydb-history) 80 | (car gud-rubydb-history) 81 | (concat rubydb-command-name " ")) 82 | nil nil 83 | '(gud-rubydb-history . 1)))) 84 | 85 | (gud-overload-functions '((gud-massage-args . gud-rubydb-massage-args) 86 | (gud-marker-filter . gud-rubydb-marker-filter) 87 | (gud-find-file . gud-rubydb-find-file) 88 | )) 89 | (gud-common-init command-line) 90 | 91 | (gud-def gud-break "b %l" "\C-b" "Set breakpoint at current line.") 92 | ; (gud-def gud-remove "clear %l" "\C-d" "Remove breakpoint at current line") 93 | (gud-def gud-step "s" "\C-s" "Step one source line with display.") 94 | (gud-def gud-next "n" "\C-n" "Step one line (skip functions).") 95 | (gud-def gud-cont "c" "\C-r" "Continue with display.") 96 | (gud-def gud-finish "finish" "\C-f" "Finish executing current function.") 97 | (gud-def gud-up "up %p" "<" "Up N stack frames (numeric arg).") 98 | (gud-def gud-down "down %p" ">" "Down N stack frames (numeric arg).") 99 | (gud-def gud-print "p %e" "\C-p" "Evaluate ruby expression at point.") 100 | 101 | (setq comint-prompt-regexp "^(rdb:-) ") 102 | (setq paragraph-start comint-prompt-regexp) 103 | (run-hooks 'rubydb-mode-hook) 104 | ) 105 | -------------------------------------------------------------------------------- /rubydb3x.el: -------------------------------------------------------------------------------- 1 | (require 'gud) 2 | (provide 'rubydb) 3 | 4 | ;; ====================================================================== 5 | ;; rubydb functions 6 | 7 | ;;; History of argument lists passed to rubydb. 8 | (defvar gud-rubydb-history nil) 9 | 10 | (if (fboundp 'gud-overload-functions) 11 | (defun gud-rubydb-massage-args (file args) 12 | (cons "-r" (cons "debug" (cons file args)))) 13 | (defun gud-rubydb-massage-args (file args) 14 | (cons "-r" (cons "debug" args)))) 15 | 16 | ;; There's no guarantee that Emacs will hand the filter the entire 17 | ;; marker at once; it could be broken up across several strings. We 18 | ;; might even receive a big chunk with several markers in it. If we 19 | ;; receive a chunk of text which looks like it might contain the 20 | ;; beginning of a marker, we save it here between calls to the 21 | ;; filter. 22 | (defvar gud-rubydb-marker-acc "") 23 | (make-variable-buffer-local 'gud-rubydb-marker-acc) 24 | 25 | (defun gud-rubydb-marker-filter (string) 26 | (setq gud-rubydb-marker-acc (concat gud-rubydb-marker-acc string)) 27 | (let ((output "")) 28 | 29 | ;; Process all the complete markers in this chunk. 30 | (while (string-match "\032\032\\([^:\n]*\\):\\([0-9]*\\):.*\n" 31 | gud-rubydb-marker-acc) 32 | (setq 33 | 34 | ;; Extract the frame position from the marker. 35 | gud-last-frame 36 | (cons (substring gud-rubydb-marker-acc (match-beginning 1) (match-end 1)) 37 | (string-to-number (substring gud-rubydb-marker-acc 38 | (match-beginning 2) 39 | (match-end 2)))) 40 | 41 | ;; Append any text before the marker to the output we're going 42 | ;; to return - we don't include the marker in this text. 43 | output (concat output 44 | (substring gud-rubydb-marker-acc 0 (match-beginning 0))) 45 | 46 | ;; Set the accumulator to the remaining text. 47 | gud-rubydb-marker-acc (substring gud-rubydb-marker-acc (match-end 0)))) 48 | 49 | ;; Does the remaining text look like it might end with the 50 | ;; beginning of another marker? If it does, then keep it in 51 | ;; gud-rubydb-marker-acc until we receive the rest of it. Since we 52 | ;; know the full marker regexp above failed, it's pretty simple to 53 | ;; test for marker starts. 54 | (if (string-match "\032.*\\'" gud-rubydb-marker-acc) 55 | (progn 56 | ;; Everything before the potential marker start can be output. 57 | (setq output (concat output (substring gud-rubydb-marker-acc 58 | 0 (match-beginning 0)))) 59 | 60 | ;; Everything after, we save, to combine with later input. 61 | (setq gud-rubydb-marker-acc 62 | (substring gud-rubydb-marker-acc (match-beginning 0)))) 63 | 64 | (setq output (concat output gud-rubydb-marker-acc) 65 | gud-rubydb-marker-acc "")) 66 | 67 | output)) 68 | 69 | (defun gud-rubydb-find-file (f) 70 | (save-excursion 71 | (let ((buf (find-file-noselect f))) 72 | (set-buffer buf) 73 | ;; (gud-make-debug-menu) 74 | buf))) 75 | 76 | (defvar rubydb-command-name "ruby" 77 | "File name for executing ruby.") 78 | 79 | ;;;###autoload 80 | (defun rubydb (command-line) 81 | "Run rubydb on program FILE in buffer *gud-FILE*. 82 | The directory containing FILE becomes the initial working directory 83 | and source-file directory for your debugger." 84 | (interactive 85 | (list (read-from-minibuffer "Run rubydb (like this): " 86 | (if (consp gud-rubydb-history) 87 | (car gud-rubydb-history) 88 | (concat rubydb-command-name " ")) 89 | nil nil 90 | '(gud-rubydb-history . 1)))) 91 | 92 | (if (not (fboundp 'gud-overload-functions)) 93 | (gud-common-init command-line 'gud-rubydb-massage-args 94 | 'gud-rubydb-marker-filter 'gud-rubydb-find-file) 95 | (gud-overload-functions '((gud-massage-args . gud-rubydb-massage-args) 96 | (gud-marker-filter . gud-rubydb-marker-filter) 97 | (gud-find-file . gud-rubydb-find-file))) 98 | (gud-common-init command-line rubydb-command-name)) 99 | 100 | (gud-def gud-break "b %l" "\C-b" "Set breakpoint at current line.") 101 | ; (gud-def gud-remove "clear %l" "\C-d" "Remove breakpoint at current line") 102 | (gud-def gud-step "s" "\C-s" "Step one source line with display.") 103 | (gud-def gud-next "n" "\C-n" "Step one line (skip functions).") 104 | (gud-def gud-cont "c" "\C-r" "Continue with display.") 105 | (gud-def gud-finish "finish" "\C-f" "Finish executing current function.") 106 | (gud-def gud-up "up %p" "<" "Up N stack frames (numeric arg).") 107 | (gud-def gud-down "down %p" ">" "Down N stack frames (numeric arg).") 108 | (gud-def gud-print "p %e" "\C-p" "Evaluate ruby expression at point.") 109 | 110 | (setq comint-prompt-regexp "^(rdb:-) ") 111 | (if (boundp 'comint-last-output-start) 112 | (set-marker comint-last-output-start (point))) 113 | (set (make-local-variable 'paragraph-start) comint-prompt-regexp) 114 | (run-hooks 'rubydb-mode-hook) 115 | ) 116 | --------------------------------------------------------------------------------