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authormatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-09-22 23:22:16 +0000
committermatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-09-22 23:22:16 +0000
commit10b3b5536be95979e59feda878c88ccc5c9e057a (patch)
tree0d4870ed04b2a99ffb85a12e77670e622e98035b /misc/ruby-mode.el
parent0c06990532236b78d149878c5bcebf231703f502 (diff)
* misc/ruby-mode.el: updated to the latest trunk (without encoding
magic comment hook). * misc/ruby-mode.el (ruby-keyword-end-re): emacs21 support. a patch from Hiroshi Moriyama <hiroshi at kvd.biglobe.ne.jp> in [ruby-dev:36471]. * misc/ruby-mode.el (ruby-in-ppss-context-p): ditto. * misc/ruby-mode.el (ruby-here-doc-end-syntax): git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@19461 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'misc/ruby-mode.el')
-rw-r--r--misc/ruby-mode.el1442
1 files changed, 756 insertions, 686 deletions
diff --git a/misc/ruby-mode.el b/misc/ruby-mode.el
index d02e564871..773b89dcf9 100644
--- a/misc/ruby-mode.el
+++ b/misc/ruby-mode.el
@@ -2,48 +2,66 @@
;;; ruby-mode.el -
;;;
;;; $Author$
-;;; $Date$
;;; created at: Fri Feb 4 14:49:13 JST 1994
;;;
-(defconst ruby-mode-revision "$Revision$")
+(defconst ruby-mode-revision "$Revision$"
+ "Ruby mode revision string.")
(defconst ruby-mode-version
- (progn
- (string-match "[0-9.]+" ruby-mode-revision)
- (substring ruby-mode-revision (match-beginning 0) (match-end 0))))
+ (and (string-match "[0-9.]+" ruby-mode-revision)
+ (substring ruby-mode-revision (match-beginning 0) (match-end 0)))
+ "Ruby mode version number.")
+
+(defconst ruby-keyword-end-re
+ (if (string-match "\\_>" "ruby")
+ "\\_>"
+ "\\>"))
+
+(defconst ruby-block-beg-keywords
+ '("class" "module" "def" "if" "unless" "case" "while" "until" "for" "begin" "do")
+ "Keywords at the beginning of blocks.")
(defconst ruby-block-beg-re
- "class\\|module\\|def\\|if\\|unless\\|case\\|while\\|until\\|for\\|begin\\|do"
- )
+ (regexp-opt ruby-block-beg-keywords)
+ "Regexp to match the beginning of blocks.")
(defconst ruby-non-block-do-re
- "\\(while\\|until\\|for\\|rescue\\)\\>[^_]"
- )
+ (concat (regexp-opt '("while" "until" "for" "rescue") t) ruby-keyword-end-re)
+ "Regexp to match")
(defconst ruby-indent-beg-re
- "\\(\\s *\\(class\\|module\\|def\\)\\)\\|if\\|unless\\|case\\|while\\|until\\|for\\|begin"
- )
+ (concat "\\(\\s *" (regexp-opt '("class" "module" "def") t) "\\)"
+ (regexp-opt '("if" "unless" "case" "while" "until" "for" "begin")))
+ "Regexp to match where the indentation gets deeper.")
+
+(defconst ruby-modifier-beg-keywords
+ '("if" "unless" "while" "until")
+ "Modifiers that are the same as the beginning of blocks.")
(defconst ruby-modifier-beg-re
- "if\\|unless\\|while\\|until"
- )
+ (regexp-opt ruby-modifier-beg-keywords)
+ "Regexp to match modifiers same as the beginning of blocks.")
(defconst ruby-modifier-re
- (concat ruby-modifier-beg-re "\\|rescue")
- )
+ (regexp-opt (cons "rescue" ruby-modifier-beg-keywords))
+ "Regexp to match modifiers.")
+
+(defconst ruby-block-mid-keywords
+ '("then" "else" "elsif" "when" "rescue" "ensure")
+ "Keywords where the indentation gets shallower in middle of block statements.")
(defconst ruby-block-mid-re
- "then\\|else\\|elsif\\|when\\|rescue\\|ensure"
- )
+ (regexp-opt ruby-block-mid-keywords)
+ "Regexp to match where the indentation gets shallower in middle of block statements.")
-(defconst ruby-block-op-re
- "and\\|or\\|not"
- )
+(defconst ruby-block-op-keywords
+ '("and" "or" "not")
+ "Block operators.")
(defconst ruby-block-hanging-re
- (concat ruby-modifier-beg-re "\\|" ruby-block-op-re)
- )
+ (regexp-opt (append ruby-modifier-beg-keywords ruby-block-op-keywords))
+ "Regexp to match hanging block modifiers.")
(defconst ruby-block-end-re "\\<end\\>")
@@ -55,11 +73,11 @@
(defun ruby-here-doc-end-match ()
(concat "^"
- (if (match-string 2) "[ \t]*" nil)
- (regexp-quote
- (or (match-string 4)
- (match-string 5)
- (match-string 6)))))
+ (if (match-string 2) "[ \t]*" nil)
+ (regexp-quote
+ (or (match-string 4)
+ (match-string 5)
+ (match-string 6)))))
(defun ruby-here-doc-beg-match ()
(let ((contents (regexp-quote (concat (match-string 2) (match-string 3)))))
@@ -67,20 +85,20 @@
(let ((match (match-string 1)))
(if (and match (> (length match) 0))
(concat "\\(?:-\\([\"']?\\)\\|\\([\"']\\)" (match-string 1) "\\)"
- contents "\\(\\1\\|\\2\\)")
- (concat "-?\\([\"']\\|\\)" contents "\\1"))))))
+ contents "\\b\\(\\1\\|\\2\\)")
+ (concat "-?\\([\"']\\|\\)" contents "\\b\\1"))))))
(defconst ruby-delimiter
(concat "[?$/%(){}#\"'`.:]\\|<<\\|\\[\\|\\]\\|\\<\\("
- ruby-block-beg-re
- "\\)\\>\\|" ruby-block-end-re
- "\\|^=begin\\|" ruby-here-doc-beg-re)
+ ruby-block-beg-re
+ "\\)\\>\\|" ruby-block-end-re
+ "\\|^=begin\\|" ruby-here-doc-beg-re)
)
(defconst ruby-negative
(concat "^[ \t]*\\(\\(" ruby-block-mid-re "\\)\\>\\|"
- ruby-block-end-re "\\|}\\|\\]\\)")
- )
+ ruby-block-end-re "\\|}\\|\\]\\)")
+ "Regexp to match where the indentation gets shallower.")
(defconst ruby-operator-chars "-,.+*/%&|^~=<>:")
(defconst ruby-operator-re (concat "[" ruby-operator-chars "]"))
@@ -175,7 +193,7 @@ Also ignores spaces after parenthesis when 'space."
(eval-when-compile (require 'cl))
(defun ruby-imenu-create-index-in-block (prefix beg end)
- (let ((index-alist '())
+ (let ((index-alist '()) (case-fold-search nil)
name next pos decl sing)
(goto-char beg)
(while (re-search-forward "^\\s *\\(\\(class\\s +\\|\\(class\\s *<<\\s *\\)\\|module\\s +\\)\\([^\(<\n ]+\\)\\|\\(def\\|alias\\)\\s +\\([^\(\n ]+\\)\\)" end t)
@@ -186,29 +204,29 @@ Also ignores spaces after parenthesis when 'space."
(setq pos (match-beginning 0))
(cond
((string= "alias" decl)
- (if prefix (setq name (concat prefix name)))
- (push (cons name pos) index-alist))
+ (if prefix (setq name (concat prefix name)))
+ (push (cons name pos) index-alist))
((string= "def" decl)
- (if prefix
- (setq name
- (cond
- ((string-match "^self\." name)
- (concat (substring prefix 0 -1) (substring name 4)))
- (t (concat prefix name)))))
- (push (cons name pos) index-alist)
- (ruby-accurate-end-of-block end))
+ (if prefix
+ (setq name
+ (cond
+ ((string-match "^self\." name)
+ (concat (substring prefix 0 -1) (substring name 4)))
+ (t (concat prefix name)))))
+ (push (cons name pos) index-alist)
+ (ruby-accurate-end-of-block end))
(t
- (if (string= "self" name)
- (if prefix (setq name (substring prefix 0 -1)))
- (if prefix (setq name (concat (substring prefix 0 -1) "::" name)))
- (push (cons name pos) index-alist))
- (ruby-accurate-end-of-block end)
- (setq beg (point))
- (setq index-alist
- (nconc (ruby-imenu-create-index-in-block
- (concat name (if sing "." "#"))
- next beg) index-alist))
- (goto-char beg))))
+ (if (string= "self" name)
+ (if prefix (setq name (substring prefix 0 -1)))
+ (if prefix (setq name (concat (substring prefix 0 -1) "::" name)))
+ (push (cons name pos) index-alist))
+ (ruby-accurate-end-of-block end)
+ (setq beg (point))
+ (setq index-alist
+ (nconc (ruby-imenu-create-index-in-block
+ (concat name (if sing "." "#"))
+ next beg) index-alist))
+ (goto-char beg))))
index-alist))
(defun ruby-imenu-create-index ()
@@ -218,12 +236,11 @@ Also ignores spaces after parenthesis when 'space."
(let (state)
(or end (setq end (point-max)))
(while (and (setq state (apply 'ruby-parse-partial end state))
- (>= (nth 2 state) 0) (< (point) end)))))
+ (>= (nth 2 state) 0) (< (point) end)))))
(defun ruby-mode-variables ()
(set-syntax-table ruby-mode-syntax-table)
(setq local-abbrev-table ruby-mode-abbrev-table)
- (setq case-fold-search nil)
(make-local-variable 'indent-line-function)
(setq indent-line-function 'ruby-indent-line)
(make-local-variable 'require-final-newline)
@@ -296,89 +313,91 @@ The variable ruby-indent-level controls the amount of indentation.
(defun ruby-indent-to (x)
(if x
(let (shift top beg)
- (and (< x 0) (error "invalid nest"))
- (setq shift (current-column))
- (beginning-of-line)
- (setq beg (point))
- (back-to-indentation)
- (setq top (current-column))
- (skip-chars-backward " \t")
- (if (>= shift top) (setq shift (- shift top))
- (setq shift 0))
- (if (and (bolp)
- (= x top))
- (move-to-column (+ x shift))
- (move-to-column top)
- (delete-region beg (point))
- (beginning-of-line)
- (indent-to x)
- (move-to-column (+ x shift))))))
+ (and (< x 0) (error "invalid nest"))
+ (setq shift (current-column))
+ (beginning-of-line)
+ (setq beg (point))
+ (back-to-indentation)
+ (setq top (current-column))
+ (skip-chars-backward " \t")
+ (if (>= shift top) (setq shift (- shift top))
+ (setq shift 0))
+ (if (and (bolp)
+ (= x top))
+ (move-to-column (+ x shift))
+ (move-to-column top)
+ (delete-region beg (point))
+ (beginning-of-line)
+ (indent-to x)
+ (move-to-column (+ x shift))))))
(defun ruby-special-char-p (&optional pnt)
(setq pnt (or pnt (point)))
(let ((c (char-before pnt)) (b (and (< (point-min) pnt) (char-before (1- pnt)))))
(cond ((or (eq c ??) (eq c ?$)))
- ((and (eq c ?:) (or (not b) (eq (char-syntax b) ? ))))
- ((eq c ?\\) (eq b ??)))))
+ ((and (eq c ?:) (or (not b) (eq (char-syntax b) ? ))))
+ ((eq c ?\\) (eq b ??)))))
(defun ruby-expr-beg (&optional option)
(save-excursion
(store-match-data nil)
(let ((space (skip-chars-backward " \t"))
- (start (point)))
+ (start (point)))
(cond
((bolp) t)
((progn
- (forward-char -1)
- (and (looking-at "\\?")
- (or (eq (char-syntax (char-before (point))) ?w)
- (ruby-special-char-p))))
- nil)
+ (forward-char -1)
+ (and (looking-at "\\?")
+ (or (eq (char-syntax (char-before (point))) ?w)
+ (ruby-special-char-p))))
+ nil)
((and (eq option 'heredoc) (< space 0)) t)
((or (looking-at ruby-operator-re)
- (looking-at "[\\[({,;]")
- (and (looking-at "[!?]")
- (or (not (eq option 'modifier))
- (bolp)
- (save-excursion (forward-char -1) (looking-at "\\Sw$"))))
- (and (looking-at ruby-symbol-re)
- (skip-chars-backward ruby-symbol-chars)
- (cond
- ((or (looking-at (concat "\\<\\(" ruby-block-beg-re
- "|" ruby-block-op-re
- "|" ruby-block-mid-re "\\)\\>")))
- (goto-char (match-end 0))
- (not (looking-at "\\s_")))
- ((eq option 'expr-qstr)
- (looking-at "[a-zA-Z][a-zA-z0-9_]* +%[^ \t]"))
- ((eq option 'expr-re)
- (looking-at "[a-zA-Z][a-zA-z0-9_]* +/[^ \t]"))
- (t nil)))))))))
+ (looking-at "[\\[({,;]")
+ (and (looking-at "[!?]")
+ (or (not (eq option 'modifier))
+ (bolp)
+ (save-excursion (forward-char -1) (looking-at "\\Sw$"))))
+ (and (looking-at ruby-symbol-re)
+ (skip-chars-backward ruby-symbol-chars)
+ (cond
+ ((looking-at (regexp-opt
+ (append ruby-block-beg-keywords
+ ruby-block-op-keywords
+ ruby-block-mid-keywords)
+ 'words))
+ (goto-char (match-end 0))
+ (not (looking-at "\\s_")))
+ ((eq option 'expr-qstr)
+ (looking-at "[a-zA-Z][a-zA-z0-9_]* +%[^ \t]"))
+ ((eq option 'expr-re)
+ (looking-at "[a-zA-Z][a-zA-z0-9_]* +/[^ \t]"))
+ (t nil)))))))))
(defun ruby-forward-string (term &optional end no-error expand)
(let ((n 1) (c (string-to-char term))
- (re (if expand
- (concat "[^\\]\\(\\\\\\\\\\)*\\([" term "]\\|\\(#{\\)\\)")
- (concat "[^\\]\\(\\\\\\\\\\)*[" term "]"))))
+ (re (if expand
+ (concat "[^\\]\\(\\\\\\\\\\)*\\([" term "]\\|\\(#{\\)\\)")
+ (concat "[^\\]\\(\\\\\\\\\\)*[" term "]"))))
(while (and (re-search-forward re end no-error)
- (if (match-beginning 3)
- (ruby-forward-string "}{" end no-error nil)
- (> (setq n (if (eq (char-before (point)) c)
- (1- n) (1+ n))) 0)))
+ (if (match-beginning 3)
+ (ruby-forward-string "}{" end no-error nil)
+ (> (setq n (if (eq (char-before (point)) c)
+ (1- n) (1+ n))) 0)))
(forward-char -1))
(cond ((zerop n))
- (no-error nil)
- ((error "unterminated string")))))
+ (no-error nil)
+ ((error "unterminated string")))))
(defun ruby-deep-indent-paren-p (c)
(cond ((listp ruby-deep-indent-paren)
- (let ((deep (assoc c ruby-deep-indent-paren)))
- (cond (deep
- (or (cdr deep) ruby-deep-indent-paren-style))
- ((memq c ruby-deep-indent-paren)
- ruby-deep-indent-paren-style))))
- ((eq c ruby-deep-indent-paren) ruby-deep-indent-paren-style)
- ((eq c ?\( ) ruby-deep-arglist)))
+ (let ((deep (assoc c ruby-deep-indent-paren)))
+ (cond (deep
+ (or (cdr deep) ruby-deep-indent-paren-style))
+ ((memq c ruby-deep-indent-paren)
+ ruby-deep-indent-paren-style))))
+ ((eq c ruby-deep-indent-paren) ruby-deep-indent-paren-style)
+ ((eq c ?\( ) ruby-deep-arglist)))
(defun ruby-parse-partial (&optional end in-string nest depth pcol indent)
(or depth (setq depth 0))
@@ -388,218 +407,218 @@ The variable ruby-indent-level controls the amount of indentation.
(goto-char (match-beginning 0))
(cond
((and (memq (char-before) '(?@ ?$)) (looking-at "\\sw"))
- (goto-char pnt))
- ((looking-at "[\"`]") ;skip string
- (cond
- ((and (not (eobp))
- (ruby-forward-string (buffer-substring (point) (1+ (point))) end t t))
- nil)
- (t
- (setq in-string (point))
- (goto-char end))))
+ (goto-char pnt))
+ ((looking-at "[\"`]") ;skip string
+ (cond
+ ((and (not (eobp))
+ (ruby-forward-string (buffer-substring (point) (1+ (point))) end t t))
+ nil)
+ (t
+ (setq in-string (point))
+ (goto-char end))))
((looking-at "'")
- (cond
- ((and (not (eobp))
- (re-search-forward "[^\\]\\(\\\\\\\\\\)*'" end t))
- nil)
- (t
- (setq in-string (point))
- (goto-char end))))
+ (cond
+ ((and (not (eobp))
+ (re-search-forward "[^\\]\\(\\\\\\\\\\)*'" end t))
+ nil)
+ (t
+ (setq in-string (point))
+ (goto-char end))))
((looking-at "/=")
- (goto-char pnt))
+ (goto-char pnt))
((looking-at "/")
- (cond
- ((and (not (eobp)) (ruby-expr-beg 'expr-re))
- (if (ruby-forward-string "/" end t t)
- nil
- (setq in-string (point))
- (goto-char end)))
- (t
- (goto-char pnt))))
+ (cond
+ ((and (not (eobp)) (ruby-expr-beg 'expr-re))
+ (if (ruby-forward-string "/" end t t)
+ nil
+ (setq in-string (point))
+ (goto-char end)))
+ (t
+ (goto-char pnt))))
((looking-at "%")
- (cond
- ((and (not (eobp))
- (ruby-expr-beg 'expr-qstr)
- (not (looking-at "%="))
- (looking-at "%[QqrxWw]?\\([^a-zA-Z0-9 \t\n]\\)"))
- (goto-char (match-beginning 1))
- (setq expand (not (memq (char-before) '(?q ?w))))
- (setq w (match-string 1))
- (cond
- ((string= w "[") (setq re "]["))
- ((string= w "{") (setq re "}{"))
- ((string= w "(") (setq re ")("))
- ((string= w "<") (setq re "><"))
- ((and expand (string= w "\\"))
- (setq w (concat "\\" w))))
- (unless (cond (re (ruby-forward-string re end t expand))
- (expand (ruby-forward-string w end t t))
- (t (re-search-forward
- (if (string= w "\\")
- "\\\\[^\\]*\\\\"
- (concat "[^\\]\\(\\\\\\\\\\)*" w))
- end t)))
- (setq in-string (point))
- (goto-char end)))
- (t
- (goto-char pnt))))
- ((looking-at "\\?") ;skip ?char
- (cond
- ((and (ruby-expr-beg)
- (looking-at "?\\(\\\\C-\\|\\\\M-\\)*\\\\?."))
- (goto-char (match-end 0)))
- (t
- (goto-char pnt))))
- ((looking-at "\\$") ;skip $char
- (goto-char pnt)
- (forward-char 1))
- ((looking-at "#") ;skip comment
- (forward-line 1)
- (goto-char (point))
- )
+ (cond
+ ((and (not (eobp))
+ (ruby-expr-beg 'expr-qstr)
+ (not (looking-at "%="))
+ (looking-at "%[QqrxWw]?\\([^a-zA-Z0-9 \t\n]\\)"))
+ (goto-char (match-beginning 1))
+ (setq expand (not (memq (char-before) '(?q ?w))))
+ (setq w (match-string 1))
+ (cond
+ ((string= w "[") (setq re "]["))
+ ((string= w "{") (setq re "}{"))
+ ((string= w "(") (setq re ")("))
+ ((string= w "<") (setq re "><"))
+ ((and expand (string= w "\\"))
+ (setq w (concat "\\" w))))
+ (unless (cond (re (ruby-forward-string re end t expand))
+ (expand (ruby-forward-string w end t t))
+ (t (re-search-forward
+ (if (string= w "\\")
+ "\\\\[^\\]*\\\\"
+ (concat "[^\\]\\(\\\\\\\\\\)*" w))
+ end t)))
+ (setq in-string (point))
+ (goto-char end)))
+ (t
+ (goto-char pnt))))
+ ((looking-at "\\?") ;skip ?char
+ (cond
+ ((and (ruby-expr-beg)
+ (looking-at "?\\(\\\\C-\\|\\\\M-\\)*\\\\?."))
+ (goto-char (match-end 0)))
+ (t
+ (goto-char pnt))))
+ ((looking-at "\\$") ;skip $char
+ (goto-char pnt)
+ (forward-char 1))
+ ((looking-at "#") ;skip comment
+ (forward-line 1)
+ (goto-char (point))
+ )
((looking-at "[\\[{(]")
- (let ((deep (ruby-deep-indent-paren-p (char-after))))
- (if (and deep (or (not (eq (char-after) ?\{)) (ruby-expr-beg)))
- (progn
- (and (eq deep 'space) (looking-at ".\\s +[^# \t\n]")
- (setq pnt (1- (match-end 0))))
- (setq nest (cons (cons (char-after (point)) pnt) nest))
- (setq pcol (cons (cons pnt depth) pcol))
- (setq depth 0))
- (setq nest (cons (cons (char-after (point)) pnt) nest))
- (setq depth (1+ depth))))
- (goto-char pnt)
- )
+ (let ((deep (ruby-deep-indent-paren-p (char-after))))
+ (if (and deep (or (not (eq (char-after) ?\{)) (ruby-expr-beg)))
+ (progn
+ (and (eq deep 'space) (looking-at ".\\s +[^# \t\n]")
+ (setq pnt (1- (match-end 0))))
+ (setq nest (cons (cons (char-after (point)) pnt) nest))
+ (setq pcol (cons (cons pnt depth) pcol))
+ (setq depth 0))
+ (setq nest (cons (cons (char-after (point)) pnt) nest))
+ (setq depth (1+ depth))))
+ (goto-char pnt)
+ )
((looking-at "[])}]")
- (if (ruby-deep-indent-paren-p (matching-paren (char-after)))
- (setq depth (cdr (car pcol)) pcol (cdr pcol))
- (setq depth (1- depth)))
- (setq nest (cdr nest))
- (goto-char pnt))
+ (if (ruby-deep-indent-paren-p (matching-paren (char-after)))
+ (setq depth (cdr (car pcol)) pcol (cdr pcol))
+ (setq depth (1- depth)))
+ (setq nest (cdr nest))
+ (goto-char pnt))
((looking-at ruby-block-end-re)
- (if (or (and (not (bolp))
- (progn
- (forward-char -1)
- (setq w (char-after (point)))
- (or (eq ?_ w)
- (eq ?. w))))
- (progn
- (goto-char pnt)
- (setq w (char-after (point)))
- (or (eq ?_ w)
- (eq ?! w)
- (eq ?? w))))
- nil
- (setq nest (cdr nest))
- (setq depth (1- depth)))
- (goto-char pnt))
+ (if (or (and (not (bolp))
+ (progn
+ (forward-char -1)
+ (setq w (char-after (point)))
+ (or (eq ?_ w)
+ (eq ?. w))))
+ (progn
+ (goto-char pnt)
+ (setq w (char-after (point)))
+ (or (eq ?_ w)
+ (eq ?! w)
+ (eq ?? w))))
+ nil
+ (setq nest (cdr nest))
+ (setq depth (1- depth)))
+ (goto-char pnt))
((looking-at "def\\s +[^(\n;]*")
- (if (or (bolp)
- (progn
- (forward-char -1)
- (not (eq ?_ (char-after (point))))))
- (progn
- (setq nest (cons (cons nil pnt) nest))
- (setq depth (1+ depth))))
- (goto-char (match-end 0)))
+ (if (or (bolp)
+ (progn
+ (forward-char -1)
+ (not (eq ?_ (char-after (point))))))
+ (progn
+ (setq nest (cons (cons nil pnt) nest))
+ (setq depth (1+ depth))))
+ (goto-char (match-end 0)))
((looking-at (concat "\\<\\(" ruby-block-beg-re "\\)\\>"))
- (and
- (save-match-data
- (or (not (looking-at "do\\>[^_]"))
- (save-excursion
- (back-to-indentation)
- (not (looking-at ruby-non-block-do-re)))))
- (or (bolp)
- (progn
- (forward-char -1)
- (setq w (char-after (point)))
- (not (or (eq ?_ w)
- (eq ?. w)))))
- (goto-char pnt)
- (setq w (char-after (point)))
- (not (eq ?_ w))
- (not (eq ?! w))
- (not (eq ?? w))
- (skip-chars-forward " \t")
- (goto-char (match-beginning 0))
- (or (not (looking-at ruby-modifier-re))
- (ruby-expr-beg 'modifier))
- (goto-char pnt)
- (setq nest (cons (cons nil pnt) nest))
- (setq depth (1+ depth)))
- (goto-char pnt))
+ (and
+ (save-match-data
+ (or (not (looking-at (concat "do" ruby-keyword-end-re)))
+ (save-excursion
+ (back-to-indentation)
+ (not (looking-at ruby-non-block-do-re)))))
+ (or (bolp)
+ (progn
+ (forward-char -1)
+ (setq w (char-after (point)))
+ (not (or (eq ?_ w)
+ (eq ?. w)))))
+ (goto-char pnt)
+ (setq w (char-after (point)))
+ (not (eq ?_ w))
+ (not (eq ?! w))
+ (not (eq ?? w))
+ (skip-chars-forward " \t")
+ (goto-char (match-beginning 0))
+ (or (not (looking-at ruby-modifier-re))
+ (ruby-expr-beg 'modifier))
+ (goto-char pnt)
+ (setq nest (cons (cons nil pnt) nest))
+ (setq depth (1+ depth)))
+ (goto-char pnt))
((looking-at ":\\(['\"]\\)")
- (goto-char (match-beginning 1))
- (ruby-forward-string (buffer-substring (match-beginning 1) (match-end 1)) end))
+ (goto-char (match-beginning 1))
+ (ruby-forward-string (buffer-substring (match-beginning 1) (match-end 1)) end))
((looking-at ":\\([-,.+*/%&|^~<>]=?\\|===?\\|<=>\\)")
- (goto-char (match-end 0)))
+ (goto-char (match-end 0)))
((looking-at ":\\([a-zA-Z_][a-zA-Z_0-9]*[!?=]?\\)?")
- (goto-char (match-end 0)))
+ (goto-char (match-end 0)))
((or (looking-at "\\.\\.\\.?")
- (looking-at "\\.[0-9]+")
- (looking-at "\\.[a-zA-Z_0-9]+")
- (looking-at "\\."))
- (goto-char (match-end 0)))
+ (looking-at "\\.[0-9]+")
+ (looking-at "\\.[a-zA-Z_0-9]+")
+ (looking-at "\\."))
+ (goto-char (match-end 0)))
((looking-at "^=begin")
- (if (re-search-forward "^=end" end t)
- (forward-line 1)
- (setq in-string (match-end 0))
- (goto-char end)))
+ (if (re-search-forward "^=end" end t)
+ (forward-line 1)
+ (setq in-string (match-end 0))
+ (goto-char end)))
((looking-at "<<")
- (cond
- ((and (ruby-expr-beg 'heredoc)
- (looking-at "<<\\(-\\)?\\(\\([\"'`]\\)\\([^\n]+?\\)\\3\\|\\(?:\\sw\\|\\s_\\)+\\)"))
- (setq re (regexp-quote (or (match-string 4) (match-string 2))))
- (if (match-beginning 1) (setq re (concat "\\s *" re)))
- (let* ((id-end (goto-char (match-end 0)))
- (line-end-position (save-excursion (end-of-line) (point)))
- (state (list in-string nest depth pcol indent)))
- ;; parse the rest of the line
- (while (and (> line-end-position (point))
- (setq state (apply 'ruby-parse-partial
- line-end-position state))))
- (setq in-string (car state)
- nest (nth 1 state)
- depth (nth 2 state)
- pcol (nth 3 state)
- indent (nth 4 state))
- ;; skip heredoc section
- (if (re-search-forward (concat "^" re "$") end 'move)
- (forward-line 1)
- (setq in-string id-end)
- (goto-char end))))
- (t
- (goto-char pnt))))
+ (cond
+ ((and (ruby-expr-beg 'heredoc)
+ (looking-at "<<\\(-\\)?\\(\\([\"'`]\\)\\([^\n]+?\\)\\3\\|\\(?:\\sw\\|\\s_\\)+\\)"))
+ (setq re (regexp-quote (or (match-string 4) (match-string 2))))
+ (if (match-beginning 1) (setq re (concat "\\s *" re)))
+ (let* ((id-end (goto-char (match-end 0)))
+ (line-end-position (save-excursion (end-of-line) (point)))
+ (state (list in-string nest depth pcol indent)))
+ ;; parse the rest of the line
+ (while (and (> line-end-position (point))
+ (setq state (apply 'ruby-parse-partial
+ line-end-position state))))
+ (setq in-string (car state)
+ nest (nth 1 state)
+ depth (nth 2 state)
+ pcol (nth 3 state)
+ indent (nth 4 state))
+ ;; skip heredoc section
+ (if (re-search-forward (concat "^" re "$") end 'move)
+ (forward-line 1)
+ (setq in-string id-end)
+ (goto-char end))))
+ (t
+ (goto-char pnt))))
((looking-at "^__END__$")
- (goto-char pnt))
+ (goto-char pnt))
((looking-at ruby-here-doc-beg-re)
- (if (re-search-forward (ruby-here-doc-end-match)
- indent-point t)
- (forward-line 1)
- (setq in-string (match-end 0))
- (goto-char indent-point)))
+ (if (re-search-forward (ruby-here-doc-end-match)
+ indent-point t)
+ (forward-line 1)
+ (setq in-string (match-end 0))
+ (goto-char indent-point)))
(t
- (error (format "bad string %s"
- (buffer-substring (point) pnt)
- ))))))
+ (error (format "bad string %s"
+ (buffer-substring (point) pnt)
+ ))))))
(list in-string nest depth pcol))
(defun ruby-parse-region (start end)
(let (state)
(save-excursion
(if start
- (goto-char start)
- (ruby-beginning-of-indent))
+ (goto-char start)
+ (ruby-beginning-of-indent))
(save-restriction
- (narrow-to-region (point) end)
- (while (and (> end (point))
- (setq state (apply 'ruby-parse-partial end state))))))
- (list (nth 0 state) ; in-string
- (car (nth 1 state)) ; nest
- (nth 2 state) ; depth
- (car (car (nth 3 state))) ; pcol
- ;(car (nth 5 state)) ; indent
- )))
+ (narrow-to-region (point) end)
+ (while (and (> end (point))
+ (setq state (apply 'ruby-parse-partial end state))))))
+ (list (nth 0 state) ; in-string
+ (car (nth 1 state)) ; nest
+ (nth 2 state) ; depth
+ (car (car (nth 3 state))) ; pcol
+ ;(car (nth 5 state)) ; indent
+ )))
(defun ruby-indent-size (pos nest)
(+ pos (* (or nest 1) ruby-indent-level)))
@@ -608,156 +627,161 @@ The variable ruby-indent-level controls the amount of indentation.
(save-excursion
(beginning-of-line)
(let ((indent-point (point))
- state bol eol begin op-end
- (paren (progn (skip-syntax-forward " ")
- (and (char-after) (matching-paren (char-after)))))
- (indent 0))
+ (case-fold-search nil)
+ state bol eol begin op-end
+ (paren (progn (skip-syntax-forward " ")
+ (and (char-after) (matching-paren (char-after)))))
+ (indent 0))
(if parse-start
- (goto-char parse-start)
- (ruby-beginning-of-indent)
- (setq parse-start (point)))
+ (goto-char parse-start)
+ (ruby-beginning-of-indent)
+ (setq parse-start (point)))
(back-to-indentation)
(setq indent (current-column))
(setq state (ruby-parse-region parse-start indent-point))
(cond
- ((nth 0 state) ; within string
- (setq indent nil)) ; do nothing
- ((car (nth 1 state)) ; in paren
- (goto-char (setq begin (cdr (nth 1 state))))
- (let ((deep (ruby-deep-indent-paren-p (car (nth 1 state)))))
- (if deep
- (cond ((and (eq deep t) (eq (car (nth 1 state)) paren))
- (skip-syntax-backward " ")
- (setq indent (1- (current-column))))
- ((let ((s (ruby-parse-region (point) indent-point)))
- (and (nth 2 s) (> (nth 2 s) 0)
- (or (goto-char (cdr (nth 1 s))) t)))
- (forward-word -1)
- (setq indent (ruby-indent-size (current-column) (nth 2 state))))
- (t
- (setq indent (current-column))
- (cond ((eq deep 'space))
- (paren (setq indent (1- indent)))
- (t (setq indent (ruby-indent-size (1- indent) 1))))))
- (if (nth 3 state) (goto-char (nth 3 state))
- (goto-char parse-start) (back-to-indentation))
- (setq indent (ruby-indent-size (current-column) (nth 2 state))))
- (and (eq (car (nth 1 state)) paren)
- (ruby-deep-indent-paren-p (matching-paren paren))
- (search-backward (char-to-string paren))
- (setq indent (current-column)))))
+ ((nth 0 state) ; within string
+ (setq indent nil)) ; do nothing
+ ((car (nth 1 state)) ; in paren
+ (goto-char (setq begin (cdr (nth 1 state))))
+ (let ((deep (ruby-deep-indent-paren-p (car (nth 1 state)))))
+ (if deep
+ (cond ((and (eq deep t) (eq (car (nth 1 state)) paren))
+ (skip-syntax-backward " ")
+ (setq indent (1- (current-column))))
+ ((let ((s (ruby-parse-region (point) indent-point)))
+ (and (nth 2 s) (> (nth 2 s) 0)
+ (or (goto-char (cdr (nth 1 s))) t)))
+ (forward-word -1)
+ (setq indent (ruby-indent-size (current-column) (nth 2 state))))
+ (t
+ (setq indent (current-column))
+ (cond ((eq deep 'space))
+ (paren (setq indent (1- indent)))
+ (t (setq indent (ruby-indent-size (1- indent) 1))))))
+ (if (nth 3 state) (goto-char (nth 3 state))
+ (goto-char parse-start) (back-to-indentation))
+ (setq indent (ruby-indent-size (current-column) (nth 2 state))))
+ (and (eq (car (nth 1 state)) paren)
+ (ruby-deep-indent-paren-p (matching-paren paren))
+ (search-backward (char-to-string paren))
+ (setq indent (current-column)))))
((and (nth 2 state) (> (nth 2 state) 0)) ; in nest
- (if (null (cdr (nth 1 state)))
- (error "invalid nest"))
- (goto-char (cdr (nth 1 state)))
- (forward-word -1) ; skip back a keyword
- (setq begin (point))
- (cond
- ((looking-at "do\\>[^_]") ; iter block is a special case
- (if (nth 3 state) (goto-char (nth 3 state))
- (goto-char parse-start) (back-to-indentation))
- (setq indent (ruby-indent-size (current-column) (nth 2 state))))
- (t
- (setq indent (+ (current-column) ruby-indent-level)))))
+ (if (null (cdr (nth 1 state)))
+ (error "invalid nest"))
+ (goto-char (cdr (nth 1 state)))
+ (forward-word -1) ; skip back a keyword
+ (setq begin (point))
+ (cond
+ ((looking-at "do\\>[^_]") ; iter block is a special case
+ (if (nth 3 state) (goto-char (nth 3 state))
+ (goto-char parse-start) (back-to-indentation))
+ (setq indent (ruby-indent-size (current-column) (nth 2 state))))
+ (t
+ (setq indent (+ (current-column) ruby-indent-level)))))
((and (nth 2 state) (< (nth 2 state) 0)) ; in negative nest
- (setq indent (ruby-indent-size (current-column) (nth 2 state)))))
+ (setq indent (ruby-indent-size (current-column) (nth 2 state)))))
(when indent
- (goto-char indent-point)
- (end-of-line)
- (setq eol (point))
- (beginning-of-line)
- (cond
- ((and (not (ruby-deep-indent-paren-p paren))
- (re-search-forward ruby-negative eol t))
- (and (not (eq ?_ (char-after (match-end 0))))
- (setq indent (- indent ruby-indent-level))))
- ((and
- (save-excursion
- (beginning-of-line)
- (not (bobp)))
- (or (ruby-deep-indent-paren-p t)
- (null (car (nth 1 state)))))
- ;; goto beginning of non-empty no-comment line
- (let (end done)
- (while (not done)
- (skip-chars-backward " \t\n")
- (setq end (point))
- (beginning-of-line)
- (if (re-search-forward "^\\s *#" end t)
- (beginning-of-line)
- (setq done t))))
- (setq bol (point))
- (end-of-line)
- ;; skip the comment at the end
- (skip-chars-backward " \t")
- (let (end (pos (point)))
- (beginning-of-line)
- (while (and (re-search-forward "#" pos t)
- (setq end (1- (point)))
- (or (ruby-special-char-p end)
- (and (setq state (ruby-parse-region parse-start end))
- (nth 0 state))))
- (setq end nil))
- (goto-char (or end pos))
- (skip-chars-backward " \t")
- (setq begin (if (nth 0 state) pos (cdr (nth 1 state))))
- (setq state (ruby-parse-region parse-start (point))))
- (or (bobp) (forward-char -1))
- (and
- (or (and (looking-at ruby-symbol-re)
- (skip-chars-backward ruby-symbol-chars)
- (looking-at (concat "\\<\\(" ruby-block-hanging-re "\\)\\>"))
- (not (eq (point) (nth 3 state)))
- (save-excursion
- (goto-char (match-end 0))
- (not (looking-at "[a-z_]"))))
- (and (looking-at ruby-operator-re)
- (not (ruby-special-char-p))
- ;; operator at the end of line
- (let ((c (char-after (point))))
- (and
-;; (or (null begin)
-;; (save-excursion
-;; (goto-char begin)
-;; (skip-chars-forward " \t")
-;; (not (or (eolp) (looking-at "#")
-;; (and (eq (car (nth 1 state)) ?{)
-;; (looking-at "|"))))))
- (or (not (eq ?/ c))
- (null (nth 0 (ruby-parse-region (or begin parse-start) (point)))))
- (or (not (eq ?| (char-after (point))))
- (save-excursion
- (or (eolp) (forward-char -1))
- (cond
- ((search-backward "|" nil t)
- (skip-chars-backward " \t\n")
- (and (not (eolp))
- (progn
- (forward-char -1)
- (not (looking-at "{")))
- (progn
- (forward-word -1)
- (not (looking-at "do\\>[^_]")))))
- (t t))))
- (not (eq ?, c))
- (setq op-end t)))))
- (setq indent
- (cond
- ((and
- (null op-end)
- (not (looking-at (concat "\\<\\(" ruby-block-hanging-re "\\)\\>")))
- (eq (ruby-deep-indent-paren-p t) 'space)
- (not (bobp)))
- (save-excursion
- (widen)
- (goto-char (or begin parse-start))
- (skip-syntax-forward " ")
- (current-column)))
- ((car (nth 1 state)) indent)
- (t
- (+ indent ruby-indent-level))))))))
- indent)))
+ (goto-char indent-point)
+ (end-of-line)
+ (setq eol (point))
+ (beginning-of-line)
+ (cond
+ ((and (not (ruby-deep-indent-paren-p paren))
+ (re-search-forward ruby-negative eol t))
+ (and (not (eq ?_ (char-after (match-end 0))))
+ (setq indent (- indent ruby-indent-level))))
+ ((and
+ (save-excursion
+ (beginning-of-line)
+ (not (bobp)))
+ (or (ruby-deep-indent-paren-p t)
+ (null (car (nth 1 state)))))
+ ;; goto beginning of non-empty no-comment line
+ (let (end done)
+ (while (not done)
+ (skip-chars-backward " \t\n")
+ (setq end (point))
+ (beginning-of-line)
+ (if (re-search-forward "^\\s *#" end t)
+ (beginning-of-line)
+ (setq done t))))
+ (setq bol (point))
+ (end-of-line)
+ ;; skip the comment at the end
+ (skip-chars-backward " \t")
+ (let (end (pos (point)))
+ (beginning-of-line)
+ (while (and (re-search-forward "#" pos t)
+ (setq end (1- (point)))
+ (or (ruby-special-char-p end)
+ (and (setq state (ruby-parse-region parse-start end))
+ (nth 0 state))))
+ (setq end nil))
+ (goto-char (or end pos))
+ (skip-chars-backward " \t")
+ (setq begin (if (and end (nth 0 state)) pos (cdr (nth 1 state))))
+ (setq state (ruby-parse-region parse-start (point))))
+ (or (bobp) (forward-char -1))
+ (and
+ (or (and (looking-at ruby-symbol-re)
+ (skip-chars-backward ruby-symbol-chars)
+ (looking-at (concat "\\<\\(" ruby-block-hanging-re "\\)\\>"))
+ (not (eq (point) (nth 3 state)))
+ (save-excursion
+ (goto-char (match-end 0))
+ (not (looking-at "[a-z_]"))))
+ (and (looking-at ruby-operator-re)
+ (not (ruby-special-char-p))
+ ;; operator at the end of line
+ (let ((c (char-after (point))))
+ (and
+;; (or (null begin)
+;; (save-excursion
+;; (goto-char begin)
+;; (skip-chars-forward " \t")
+;; (not (or (eolp) (looking-at "#")
+;; (and (eq (car (nth 1 state)) ?{)
+;; (looking-at "|"))))))
+ (or (not (eq ?/ c))
+ (null (nth 0 (ruby-parse-region (or begin parse-start) (point)))))
+ (or (not (eq ?| (char-after (point))))
+ (save-excursion
+ (or (eolp) (forward-char -1))
+ (cond
+ ((search-backward "|" nil t)
+ (skip-chars-backward " \t\n")
+ (and (not (eolp))
+ (progn
+ (forward-char -1)
+ (not (looking-at "{")))
+ (progn
+ (forward-word -1)
+ (not (looking-at "do\\>[^_]")))))
+ (t t))))
+ (not (eq ?, c))
+ (setq op-end t)))))
+ (setq indent
+ (cond
+ ((and
+ (null op-end)
+ (not (looking-at (concat "\\<\\(" ruby-block-hanging-re "\\)\\>")))
+ (eq (ruby-deep-indent-paren-p t) 'space)
+ (not (bobp)))
+ (widen)
+ (goto-char (or begin parse-start))
+ (skip-syntax-forward " ")
+ (current-column))
+ ((car (nth 1 state)) indent)
+ (t
+ (+ indent ruby-indent-level))))))))
+ (goto-char indent-point)
+ (beginning-of-line)
+ (skip-syntax-forward " ")
+ (if (looking-at "\\.[^.]")
+ (+ indent ruby-indent-level)
+ indent))))
(defun ruby-electric-brace (arg)
(interactive "P")
@@ -770,10 +794,10 @@ The variable ruby-indent-level controls the amount of indentation.
(defmacro defun-region-command (func args &rest body)
(let ((intr (car body)))
(when (featurep 'xemacs)
- (if (stringp intr) (setq intr (cadr body)))
- (and (eq (car intr) 'interactive)
- (setq intr (cdr intr))
- (setcar intr (concat "_" (car intr)))))
+ (if (stringp intr) (setq intr (cadr body)))
+ (and (eq (car intr) 'interactive)
+ (setq intr (cdr intr))
+ (setcar intr (concat "_" (car intr)))))
(cons 'defun (cons func (cons args body))))))
(defun-region-command ruby-beginning-of-defun (&optional arg)
@@ -782,22 +806,22 @@ With argument, do this that many times.
Returns t unless search stops due to end of buffer."
(interactive "p")
(and (re-search-backward (concat "^\\(" ruby-block-beg-re "\\)\\b")
- nil 'move (or arg 1))
+ nil 'move (or arg 1))
(progn (beginning-of-line) t)))
(defun ruby-beginning-of-indent ()
(and (re-search-backward (concat "^\\(" ruby-indent-beg-re "\\)\\b")
- nil 'move)
+ nil 'move)
(progn
- (beginning-of-line)
- t)))
+ (beginning-of-line)
+ t)))
(defun-region-command ruby-end-of-defun (&optional arg)
"Move forward to next end of defun.
An end of a defun is found by moving forward from the beginning of one."
(interactive "p")
(and (re-search-forward (concat "^\\(" ruby-block-end-re "\\)\\($\\|\\b[^_]\\)")
- nil 'move (or arg 1))
+ nil 'move (or arg 1))
(progn (beginning-of-line) t))
(forward-line 1))
@@ -805,30 +829,30 @@ An end of a defun is found by moving forward from the beginning of one."
(let (start pos done down)
(setq start (ruby-calculate-indent))
(setq down (looking-at (if (< n 0) ruby-block-end-re
- (concat "\\<\\(" ruby-block-beg-re "\\)\\>"))))
+ (concat "\\<\\(" ruby-block-beg-re "\\)\\>"))))
(while (and (not done) (not (if (< n 0) (bobp) (eobp))))
(forward-line n)
(cond
((looking-at "^\\s *$"))
((looking-at "^\\s *#"))
((and (> n 0) (looking-at "^=begin\\>"))
- (re-search-forward "^=end\\>"))
+ (re-search-forward "^=end\\>"))
((and (< n 0) (looking-at "^=end\\>"))
- (re-search-backward "^=begin\\>"))
+ (re-search-backward "^=begin\\>"))
(t
- (setq pos (current-indentation))
- (cond
- ((< start pos)
- (setq down t))
- ((and down (= pos start))
- (setq done t))
- ((> start pos)
- (setq done t)))))
+ (setq pos (current-indentation))
+ (cond
+ ((< start pos)
+ (setq down t))
+ ((and down (= pos start))
+ (setq done t))
+ ((> start pos)
+ (setq done t)))))
(if done
- (save-excursion
- (back-to-indentation)
- (if (looking-at (concat "\\<\\(" ruby-block-mid-re "\\)\\>"))
- (setq done nil))))))
+ (save-excursion
+ (back-to-indentation)
+ (if (looking-at (concat "\\<\\(" ruby-block-mid-re "\\)\\>"))
+ (setq done nil))))))
(back-to-indentation))
(defun-region-command ruby-beginning-of-block (&optional arg)
@@ -847,37 +871,37 @@ An end of a defun is found by moving forward from the beginning of one."
(ruby-backward-sexp (- cnt))
(let ((i (or cnt 1)))
(condition-case nil
- (while (> i 0)
- (skip-syntax-forward " ")
- (cond ((looking-at "\\?\\(\\\\[CM]-\\)*\\\\?\\S ")
- (goto-char (match-end 0)))
- ((progn
- (skip-chars-forward ",.:;|&^~=!?\\+\\-\\*")
- (looking-at "\\s("))
- (goto-char (scan-sexps (point) 1)))
- ((and (looking-at (concat "\\<\\(" ruby-block-beg-re "\\)\\>"))
- (not (eq (char-before (point)) ?.))
- (not (eq (char-before (point)) ?:)))
- (ruby-end-of-block)
- (forward-word 1))
- ((looking-at "\\(\\$\\|@@?\\)?\\sw")
- (while (progn
- (while (progn (forward-word 1) (looking-at "_")))
- (cond ((looking-at "::") (forward-char 2) t)
- ((> (skip-chars-forward ".") 0))
- ((looking-at "\\?\\|!\\(=[~=>]\\|[^~=]\\)")
- (forward-char 1) nil)))))
- ((let (state expr)
- (while
- (progn
- (setq expr (or expr (ruby-expr-beg)
- (looking-at "%\\sw?\\Sw\\|[\"'`/]")))
- (nth 1 (setq state (apply 'ruby-parse-partial nil state))))
- (setq expr t)
- (skip-chars-forward "<"))
- (not expr))))
- (setq i (1- i)))
- ((error) (forward-word 1)))
+ (while (> i 0)
+ (skip-syntax-forward " ")
+ (cond ((looking-at "\\?\\(\\\\[CM]-\\)*\\\\?\\S ")
+ (goto-char (match-end 0)))
+ ((progn
+ (skip-chars-forward ",.:;|&^~=!?\\+\\-\\*")
+ (looking-at "\\s("))
+ (goto-char (scan-sexps (point) 1)))
+ ((and (looking-at (concat "\\<\\(" ruby-block-beg-re "\\)\\>"))
+ (not (eq (char-before (point)) ?.))
+ (not (eq (char-before (point)) ?:)))
+ (ruby-end-of-block)
+ (forward-word 1))
+ ((looking-at "\\(\\$\\|@@?\\)?\\sw")
+ (while (progn
+ (while (progn (forward-word 1) (looking-at "_")))
+ (cond ((looking-at "::") (forward-char 2) t)
+ ((> (skip-chars-forward ".") 0))
+ ((looking-at "\\?\\|!\\(=[~=>]\\|[^~=]\\)")
+ (forward-char 1) nil)))))
+ ((let (state expr)
+ (while
+ (progn
+ (setq expr (or expr (ruby-expr-beg)
+ (looking-at "%\\sw?\\Sw\\|[\"'`/]")))
+ (nth 1 (setq state (apply 'ruby-parse-partial nil state))))
+ (setq expr t)
+ (skip-chars-forward "<"))
+ (not expr))))
+ (setq i (1- i)))
+ ((error) (forward-word 1)))
i)))
(defun-region-command ruby-backward-sexp (&optional cnt)
@@ -886,41 +910,41 @@ An end of a defun is found by moving forward from the beginning of one."
(ruby-forward-sexp (- cnt))
(let ((i (or cnt 1)))
(condition-case nil
- (while (> i 0)
- (skip-chars-backward " \t\n,.:;|&^~=!?\\+\\-\\*")
- (forward-char -1)
- (cond ((looking-at "\\s)")
- (goto-char (scan-sexps (1+ (point)) -1))
- (case (char-before)
- (?% (forward-char -1))
- ('(?q ?Q ?w ?W ?r ?x)
- (if (eq (char-before (1- (point))) ?%) (forward-char -2))))
- nil)
- ((looking-at "\\s\"\\|\\\\\\S_")
- (let ((c (char-to-string (char-before (match-end 0)))))
- (while (and (search-backward c)
- (oddp (skip-chars-backward "\\")))))
- nil)
- ((looking-at "\\s.\\|\\s\\")
- (if (ruby-special-char-p) (forward-char -1)))
- ((looking-at "\\s(") nil)
- (t
- (forward-char 1)
- (while (progn (forward-word -1)
- (case (char-before)
- (?_ t)
- (?. (forward-char -1) t)
- ((?$ ?@)
- (forward-char -1)
- (and (eq (char-before) (char-after)) (forward-char -1)))
- (?:
- (forward-char -1)
- (eq (char-before) :)))))
- (if (looking-at ruby-block-end-re)
- (ruby-beginning-of-block))
- nil))
- (setq i (1- i)))
- ((error)))
+ (while (> i 0)
+ (skip-chars-backward " \t\n,.:;|&^~=!?\\+\\-\\*")
+ (forward-char -1)
+ (cond ((looking-at "\\s)")
+ (goto-char (scan-sexps (1+ (point)) -1))
+ (case (char-before)
+ (?% (forward-char -1))
+ ('(?q ?Q ?w ?W ?r ?x)
+ (if (eq (char-before (1- (point))) ?%) (forward-char -2))))
+ nil)
+ ((looking-at "\\s\"\\|\\\\\\S_")
+ (let ((c (char-to-string (char-before (match-end 0)))))
+ (while (and (search-backward c)
+ (oddp (skip-chars-backward "\\")))))
+ nil)
+ ((looking-at "\\s.\\|\\s\\")
+ (if (ruby-special-char-p) (forward-char -1)))
+ ((looking-at "\\s(") nil)
+ (t
+ (forward-char 1)
+ (while (progn (forward-word -1)
+ (case (char-before)
+ (?_ t)
+ (?. (forward-char -1) t)
+ ((?$ ?@)
+ (forward-char -1)
+ (and (eq (char-before) (char-after)) (forward-char -1)))
+ (?:
+ (forward-char -1)
+ (eq (char-before) :)))))
+ (if (looking-at ruby-block-end-re)
+ (ruby-beginning-of-block))
+ nil))
+ (setq i (1- i)))
+ ((error)))
i)))
(defun ruby-reindent-then-newline-and-indent ()
@@ -941,7 +965,7 @@ An end of a defun is found by moving forward from the beginning of one."
(while (re-search-forward "^\\([ \t]*\\)#" end t)
(replace-match "\\1" nil nil)
(save-excursion
- (ruby-indent-line)))))
+ (ruby-indent-line)))))
(defun ruby-insert-end ()
(interactive)
@@ -966,18 +990,18 @@ balanced expression is found."
(let ((here (point-marker)) start top column (nest t))
(set-marker-insertion-type here t)
(unwind-protect
- (progn
- (beginning-of-line)
- (setq start (point) top (current-indentation))
- (while (and (not (eobp))
- (progn
- (setq column (ruby-calculate-indent start))
- (cond ((> column top)
- (setq nest t))
- ((and (= column top) nest)
- (setq nest nil) t))))
- (ruby-indent-to column)
- (beginning-of-line 2)))
+ (progn
+ (beginning-of-line)
+ (setq start (point) top (current-indentation))
+ (while (and (not (eobp))
+ (progn
+ (setq column (ruby-calculate-indent start))
+ (cond ((> column top)
+ (setq nest t))
+ ((and (= column top) nest)
+ (setq nest nil) t))))
+ (ruby-indent-to column)
+ (beginning-of-line 2)))
(goto-char here)
(set-marker here nil))))
@@ -985,37 +1009,62 @@ balanced expression is found."
"Return current method string."
(condition-case nil
(save-excursion
- (let ((mlist nil) (indent 0))
- ;; get current method (or class/module)
- (if (re-search-backward
- (concat "^[ \t]*\\(def\\|class\\|module\\)[ \t]+"
- "\\("
- ;; \\. for class method
- "\\(" ruby-symbol-re "\\|\\." "\\)"
- "+\\)")
- nil t)
- (progn
- (setq mlist (list (match-string 2)))
- (goto-char (match-beginning 1))
- (setq indent (current-column))
- (beginning-of-line)))
- ;; nest class/module
- (while (and (> indent 0)
- (re-search-backward
- (concat
- "^[ \t]*\\(class\\|module\\)[ \t]+"
- "\\([A-Z]" ruby-symbol-re "+\\)")
- nil t))
- (goto-char (match-beginning 1))
- (if (< (current-column) indent)
- (progn
- (setq mlist (cons (match-string 2) mlist))
- (setq indent (current-column))
- (beginning-of-line))))
- ;; generate string
- (if (consp mlist)
- (mapconcat (function identity) mlist "::")
- nil)))))
+ (let (mname mlist (indent 0))
+ ;; get current method (or class/module)
+ (if (re-search-backward
+ (concat "^[ \t]*\\(def\\|class\\|module\\)[ \t]+"
+ "\\("
+ ;; \\. and :: for class method
+ "\\([A-Za-z_]" ruby-symbol-re "*\\|\\.\\|::" "\\)"
+ "+\\)")
+ nil t)
+ (progn
+ (setq mname (match-string 2))
+ (unless (string-equal "def" (match-string 1))
+ (setq mlist (list mname) mname nil))
+ (goto-char (match-beginning 1))
+ (setq indent (current-column))
+ (beginning-of-line)))
+ ;; nest class/module
+ (while (and (> indent 0)
+ (re-search-backward
+ (concat
+ "^[ \t]*\\(class\\|module\\)[ \t]+"
+ "\\([A-Z]" ruby-symbol-re "*\\)")
+ nil t))
+ (goto-char (match-beginning 1))
+ (if (< (current-column) indent)
+ (progn
+ (setq mlist (cons (match-string 2) mlist))
+ (setq indent (current-column))
+ (beginning-of-line))))
+ (when mname
+ (let ((mn (split-string mname "\\.\\|::")))
+ (if (cdr mn)
+ (progn
+ (cond
+ ((string-equal "" (car mn))
+ (setq mn (cdr mn) mlist nil))
+ ((string-equal "self" (car mn))
+ (setq mn (cdr mn)))
+ ((let ((ml (nreverse mlist)))
+ (while ml
+ (if (string-equal (car ml) (car mn))
+ (setq mlist (nreverse (cdr ml)) ml nil))
+ (or (setq ml (cdr ml)) (nreverse mlist))))))
+ (if mlist
+ (setcdr (last mlist) mn)
+ (setq mlist mn))
+ (setq mn (last mn 2))
+ (setq mname (concat "." (cadr mn)))
+ (setcdr mn nil))
+ (setq mname (concat "#" mname)))))
+ ;; generate string
+ (if (consp mlist)
+ (setq mlist (mapconcat (function identity) mlist "::")))
+ (if mname
+ (if mlist (concat mlist mname) mname)
+ mlist)))))
(cond
((featurep 'font-lock)
@@ -1023,43 +1072,63 @@ balanced expression is found."
(setq font-lock-variable-name-face font-lock-type-face))
(setq ruby-font-lock-syntactic-keywords
- `(
- ;; #{ }, #$hoge, #@foo are not comments
- ("\\(#\\)[{$@]" 1 (1 . nil))
- ;; the last $', $", $` in the respective string is not variable
- ;; the last ?', ?", ?` in the respective string is not ascii code
- ("\\(^\\|[\[ \t\n<+\(,=]\\)\\(['\"`]\\)\\(\\\\.\\|\\2\\|[^'\"`\n\\\\]\\)*?\\\\?[?$]\\(\\2\\)"
- (2 (7 . nil))
- (4 (7 . nil)))
- ;; $' $" $` .... are variables
- ;; ?' ?" ?` are ascii codes
- ("\\(^\\|[^\\\\]\\)\\(\\\\\\\\\\)*[?$]\\([#\"'`]\\)" 3 (1 . nil))
- ;; regexps
- ("\\(^\\|[=(,~?:;<>]\\|\\(^\\|\\s \\)\\(if\\|elsif\\|unless\\|while\\|until\\|when\\|and\\|or\\|&&\\|||\\)\\|g?sub!?\\|scan\\|split!?\\)\\s *\\(/\\)[^/\n\\\\]*\\(\\\\.[^/\n\\\\]*\\)*\\(/\\)"
- (4 (7 . ?/))
- (6 (7 . ?/)))
- ("^\\(=\\)begin\\(\\s \\|$\\)" 1 (7 . nil))
- ("^\\(=\\)end\\(\\s \\|$\\)" 1 (7 . nil))
- (,(concat ruby-here-doc-beg-re ".*\\(\n\\)")
- ,(+ 1 (regexp-opt-depth ruby-here-doc-beg-re))
+ `(
+ ;; #{ }, #$hoge, #@foo are not comments
+ ("\\(#\\)[{$@]" 1 (1 . nil))
+ ;; the last $', $", $` in the respective string is not variable
+ ;; the last ?', ?", ?` in the respective string is not ascii code
+ ("\\(^\\|[\[ \t\n<+\(,=]\\)\\(['\"`]\\)\\(\\\\.\\|\\2\\|[^'\"`\n\\\\]\\)*?\\\\?[?$]\\(\\2\\)"
+ (2 (7 . nil))
+ (4 (7 . nil)))
+ ;; $' $" $` .... are variables
+ ;; ?' ?" ?` are ascii codes
+ ("\\(^\\|[^\\\\]\\)\\(\\\\\\\\\\)*[?$]\\([#\"'`]\\)" 3 (1 . nil))
+ ;; regexps
+ ("\\(^\\|[=(,~?:;<>]\\|\\(^\\|\\s \\)\\(if\\|elsif\\|unless\\|while\\|until\\|when\\|and\\|or\\|&&\\|||\\)\\|g?sub!?\\|scan\\|split!?\\)\\s *\\(/\\)[^/\n\\\\]*\\(\\\\.[^/\n\\\\]*\\)*\\(/\\)"
+ (4 (7 . ?/))
+ (6 (7 . ?/)))
+ ("^\\(=\\)begin\\(\\s \\|$\\)" 1 (7 . nil))
+ ("^\\(=\\)end\\(\\s \\|$\\)" 1 (7 . nil))
+ (,(concat ruby-here-doc-beg-re ".*\\(\n\\)")
+ ,(+ 1 (regexp-opt-depth ruby-here-doc-beg-re))
(ruby-here-doc-beg-syntax))
- (,ruby-here-doc-end-re 3 (ruby-here-doc-end-syntax))))
-
- (defun ruby-in-non-here-doc-string-p ()
- (let ((syntax (syntax-ppss)))
- (or (nth 4 syntax)
- ;; In a string *without* a generic delimiter
- ;; If it's generic, it's a heredoc and we don't care
- ;; See `parse-partial-sexp'
- (numberp (nth 3 syntax)))))
+ (,ruby-here-doc-end-re 3 (ruby-here-doc-end-syntax))))
+
+ (unless (functionp 'syntax-ppss)
+ (defun syntax-ppss (&optional pos)
+ (parse-partial-sexp (point-min) (or pos (point)))))
+
+ (defun ruby-in-ppss-context-p (context &optional ppss)
+ (let ((ppss (or ppss (syntax-ppss (point)))))
+ (if (cond
+ ((eq context 'anything)
+ (or (nth 3 ppss)
+ (nth 4 ppss)))
+ ((eq context 'string)
+ (nth 3 ppss))
+ ((eq context 'heredoc)
+ (and (nth 3 ppss)
+ ;; If it's generic string, it's a heredoc and we don't care
+ ;; See `parse-partial-sexp'
+ (not (numberp (nth 3 ppss)))))
+ ((eq context 'non-heredoc)
+ (and (ruby-in-ppss-context-p 'anything)
+ (not (ruby-in-ppss-context-p 'heredoc))))
+ ((eq context 'comment)
+ (nth 4 ppss))
+ (t
+ (error (concat
+ "Internal error on `ruby-in-ppss-context-p': "
+ "context name `" (symbol-name context) "' is unknown"))))
+ t)))
(defun ruby-in-here-doc-p ()
(save-excursion
- (let ((old-point (point)))
+ (let ((old-point (point)) (case-fold-search nil))
(beginning-of-line)
(catch 'found-beg
(while (re-search-backward ruby-here-doc-beg-re nil t)
- (if (not (or (syntax-ppss-context (syntax-ppss))
+ (if (not (or (ruby-in-ppss-context-p 'anything)
(ruby-here-doc-find-end old-point)))
(throw 'found-beg t)))))))
@@ -1072,6 +1141,7 @@ buffer position `limit' or the end of the buffer."
(beginning-of-line)
(catch 'done
(let ((eol (save-excursion (end-of-line) (point)))
+ (case-fold-search nil)
;; Fake match data such that (match-end 0) is at eol
(end-match-data (progn (looking-at ".*$") (match-data)))
beg-match-data end-re)
@@ -1093,56 +1163,56 @@ buffer position `limit' or the end of the buffer."
(defun ruby-here-doc-beg-syntax ()
(save-excursion
(goto-char (match-beginning 0))
- (unless (or (ruby-in-non-here-doc-string-p)
+ (unless (or (ruby-in-ppss-context-p 'non-heredoc)
(ruby-in-here-doc-p))
(string-to-syntax "|"))))
(defun ruby-here-doc-end-syntax ()
- (save-excursion
- (goto-char (match-end 0))
- (let ((old-point (point))
- (beg-exists (re-search-backward (ruby-here-doc-beg-match) nil t))
- (eol (save-excursion (end-of-line) (point))))
- (if (and beg-exists ; If there is a heredoc that matches this line...
- (null (syntax-ppss-context (syntax-ppss))) ; And that's not inside a heredoc/string/comment...
- (progn (goto-char (match-end 0)) ; And it's the last heredoc on its line...
- (not (re-search-forward ruby-here-doc-beg-re eol t)))
- (eq old-point (ruby-here-doc-find-end old-point))) ; And it ends at this point...
- (string-to-syntax "|")))))
+ (let ((pss (syntax-ppss)) (case-fold-search nil))
+ (when (ruby-in-ppss-context-p 'heredoc pss)
+ (save-excursion
+ (goto-char (nth 8 pss)) ; Go to the beginning of heredoc.
+ (let ((eol (point)))
+ (beginning-of-line)
+ (if (and (re-search-forward (ruby-here-doc-beg-match) eol t) ; If there is a heredoc that matches this line...
+ (not (ruby-in-ppss-context-p 'anything)) ; And that's not inside a heredoc/string/comment...
+ (progn (goto-char (match-end 0)) ; And it's the last heredoc on its line...
+ (not (re-search-forward ruby-here-doc-beg-re eol t))))
+ (string-to-syntax "|")))))))
(if (featurep 'xemacs)
(put 'ruby-mode 'font-lock-defaults
- '((ruby-font-lock-keywords)
- nil nil nil
- beginning-of-line
- (font-lock-syntactic-keywords
- . ruby-font-lock-syntactic-keywords))))
+ '((ruby-font-lock-keywords)
+ nil nil nil
+ beginning-of-line
+ (font-lock-syntactic-keywords
+ . ruby-font-lock-syntactic-keywords))))
(defun ruby-font-lock-docs (limit)
(if (re-search-forward "^=begin\\(\\s \\|$\\)" limit t)
- (let (beg)
- (beginning-of-line)
- (setq beg (point))
- (forward-line 1)
- (if (re-search-forward "^=end\\(\\s \\|$\\)" limit t)
- (progn
- (set-match-data (list beg (point)))
- t)))))
+ (let (beg)
+ (beginning-of-line)
+ (setq beg (point))
+ (forward-line 1)
+ (if (re-search-forward "^=end\\(\\s \\|$\\)" limit t)
+ (progn
+ (set-match-data (list beg (point)))
+ t)))))
(defun ruby-font-lock-maybe-docs (limit)
(let (beg)
(save-excursion
- (if (and (re-search-backward "^=\\(begin\\|end\\)\\(\\s \\|$\\)" nil t)
- (string= (match-string 1) "begin"))
- (progn
- (beginning-of-line)
- (setq beg (point)))))
+ (if (and (re-search-backward "^=\\(begin\\|end\\)\\(\\s \\|$\\)" nil t)
+ (string= (match-string 1) "begin"))
+ (progn
+ (beginning-of-line)
+ (setq beg (point)))))
(if (and beg (and (re-search-forward "^=\\(begin\\|end\\)\\(\\s \\|$\\)" nil t)
- (string= (match-string 1) "end")))
- (progn
- (set-match-data (list beg (point)))
- t)
- nil)))
+ (string= (match-string 1) "end")))
+ (progn
+ (set-match-data (list beg (point)))
+ t)
+ nil)))
(defvar ruby-font-lock-syntax-table
(let* ((tbl (copy-syntax-table ruby-mode-syntax-table)))
@@ -1156,48 +1226,48 @@ buffer position `limit' or the end of the buffer."
1 font-lock-function-name-face)
;; keywords
(cons (concat
- "\\(^\\|[^_:.@$]\\|\\.\\.\\)\\b\\(defined\\?\\|\\("
- (mapconcat
- 'identity
- '("alias"
- "and"
- "begin"
- "break"
- "case"
- "catch"
- "class"
- "def"
- "do"
- "elsif"
- "else"
- "fail"
- "ensure"
- "for"
- "end"
- "if"
- "in"
- "module"
- "next"
- "not"
- "or"
- "raise"
- "redo"
- "rescue"
- "retry"
- "return"
- "then"
- "throw"
- "super"
- "unless"
- "undef"
- "until"
- "when"
- "while"
- "yield"
- )
- "\\|")
- "\\)\\>\\)")
- 2)
+ "\\(^\\|[^_:.@$]\\|\\.\\.\\)\\b\\(defined\\?\\|"
+ (regexp-opt
+ '("alias"
+ "and"
+ "begin"
+ "break"
+ "case"
+ "catch"
+ "class"
+ "def"
+ "do"
+ "elsif"
+ "else"
+ "fail"
+ "ensure"
+ "for"
+ "end"
+ "if"
+ "in"
+ "module"
+ "next"
+ "not"
+ "or"
+ "raise"
+ "redo"
+ "rescue"
+ "retry"
+ "return"
+ "then"
+ "throw"
+ "super"
+ "unless"
+ "undef"
+ "until"
+ "when"
+ "while"
+ "yield"
+ )
+ t)
+ "\\)"
+ ruby-keyword-end-re)
+ 2)
;; here-doc beginnings
(list ruby-here-doc-beg-re 0 'font-lock-string-face)
;; variables
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-20 14:11:16 +0000