Commit 3672149f authored by Stefan Monnier's avatar Stefan Monnier
Browse files

* lisp/progmodes/pascal.el (pascal-mode): Use define-derived-mode.

Set invisibility spec for pascal's outline mode.
(pascal-outline-change): Clean up calling convention.
(pascal-show-all, pascal-hide-other-defuns): Update callers.
parent 549d0e1e
2010-09-20 Stefan Monnier <>
* progmodes/pascal.el (pascal-mode): Use define-derived-mode.
Set invisibility spec for pascal's outline mode.
(pascal-outline-change): Clean up calling convention.
(pascal-show-all, pascal-hide-other-defuns): Update callers.
* progmodes/prolog.el (prolog-smie-forward-token)
(prolog-smie-backward-token): New functions.
(prolog-mode-variables): Use them to parse "!," correctly.
......@@ -311,7 +311,7 @@ are handled in another way, and should not be added to this list."
(defun pascal-mode ()
(define-derived-mode pascal-mode prog-mode "Pascal"
"Major mode for editing Pascal code. \\<pascal-mode-map>
TAB indents for Pascal code. Delete converts tabs to spaces as it moves back.
......@@ -334,60 +334,47 @@ Other useful functions are:
Variables controlling indentation/edit style:
pascal-indent-level (default 3)
`pascal-indent-level' (default 3)
Indentation of Pascal statements with respect to containing block.
pascal-case-indent (default 2)
`pascal-case-indent' (default 2)
Indentation for case statements.
pascal-auto-newline (default nil)
`pascal-auto-newline' (default nil)
Non-nil means automatically newline after semicolons and the punctuation
mark after an end.
pascal-indent-nested-functions (default t)
`pascal-indent-nested-functions' (default t)
Non-nil means nested functions are indented.
pascal-tab-always-indent (default t)
`pascal-tab-always-indent' (default t)
Non-nil means TAB in Pascal mode should always reindent the current line,
regardless of where in the line point is when the TAB command is used.
pascal-auto-endcomments (default t)
`pascal-auto-endcomments' (default t)
Non-nil means a comment { ... } is set after the ends which ends cases and
functions. The name of the function or case will be set between the braces.
pascal-auto-lineup (default t)
`pascal-auto-lineup' (default t)
List of contexts where auto lineup of :'s or ='s should be done.
See also the user variables pascal-type-keywords, pascal-start-keywords and
See also the user variables `pascal-type-keywords', `pascal-start-keywords' and
Turning on Pascal mode calls the value of the variable pascal-mode-hook with
no args, if that value is non-nil."
(use-local-map pascal-mode-map)
(setq major-mode 'pascal-mode)
(setq mode-name "Pascal")
(setq local-abbrev-table pascal-mode-abbrev-table)
(set-syntax-table pascal-mode-syntax-table)
(make-local-variable 'indent-line-function)
(setq indent-line-function 'pascal-indent-line)
(make-local-variable 'comment-indent-function)
(setq comment-indent-function 'pascal-indent-comment)
(make-local-variable 'parse-sexp-ignore-comments)
(setq parse-sexp-ignore-comments nil)
(make-local-variable 'blink-matching-paren-dont-ignore-comments)
(setq blink-matching-paren-dont-ignore-comments t)
(make-local-variable 'case-fold-search)
(setq case-fold-search t)
(make-local-variable 'comment-start)
(setq comment-start "{")
(make-local-variable 'comment-start-skip)
(setq comment-start-skip "(\\*+ *\\|{ *")
(make-local-variable 'comment-end)
(setq comment-end "}")
(set (make-local-variable 'local-abbrev-table) pascal-mode-abbrev-table)
(set (make-local-variable 'indent-line-function) 'pascal-indent-line)
(set (make-local-variable 'comment-indent-function) 'pascal-indent-comment)
(set (make-local-variable 'parse-sexp-ignore-comments) nil)
(set (make-local-variable 'blink-matching-paren-dont-ignore-comments) t)
(set (make-local-variable 'case-fold-search) t)
(set (make-local-variable 'comment-start) "{")
(set (make-local-variable 'comment-start-skip) "(\\*+ *\\|{ *")
(set (make-local-variable 'comment-end) "}")
;; Font lock support
(make-local-variable 'font-lock-defaults)
(setq font-lock-defaults '(pascal-font-lock-keywords nil t))
(set (make-local-variable 'font-lock-defaults)
'(pascal-font-lock-keywords nil t))
;; Imenu support
(make-local-variable 'imenu-generic-expression)
(setq imenu-generic-expression pascal-imenu-generic-expression)
(setq imenu-case-fold-search t)
(run-mode-hooks 'pascal-mode-hook))
(set (make-local-variable 'imenu-generic-expression)
(set (make-local-variable 'imenu-case-fold-search) t)
;; Pascal-mode's own hide/show support.
(add-to-invisibility-spec '(pascal . t)))
......@@ -1478,18 +1465,12 @@ Pascal Outline mode provides some additional commands.
(unless pascal-outline-mode
(defun pascal-outline-change (b e pascal-flag)
;; This used to use selective display so the boundaries used by the
;; callers didn't have to be precise, since it just looked for \n or \^M
;; and switched them.
(goto-char b) (setq b (line-end-position))
(goto-char e) (setq e (line-end-position)))
(defun pascal-outline-change (b e hide)
(when (> e b)
;; We could try and optimize this in the case where the region is
;; already hidden. But I'm not sure it's worth the trouble.
(remove-overlays b e 'invisible 'pascal)
(when (eq pascal-flag ?\^M)
(when hide
(let ((ol (make-overlay b e nil t nil)))
(overlay-put ol 'invisible 'pascal)
(overlay-put ol 'evaporate t)))))
......@@ -1497,7 +1478,7 @@ Pascal Outline mode provides some additional commands.
(defun pascal-show-all ()
"Show all of the text in the buffer."
(pascal-outline-change (point-min) (point-max) ?\n))
(pascal-outline-change (point-min) (point-max) nil))
(defun pascal-hide-other-defuns ()
"Show only the current defun."
......@@ -1505,42 +1486,45 @@ Pascal Outline mode provides some additional commands.
(let ((beg (progn (if (not (looking-at "\\(function\\|procedure\\)\\>"))
(end (progn (pascal-end-of-defun)
(backward-sexp 1)
(search-forward "\n\\|\^M" nil t)
(line-beginning-position 2)))
(opoint (point-min)))
;; BEG at BOL.
;; END at BOL.
(goto-char (point-min))
;; Hide all functions before current function
(while (re-search-forward "^\\(function\\|procedure\\)\\>" beg 'move)
(pascal-outline-change opoint (1- (match-beginning 0)) ?\^M)
(setq opoint (point))
(while (re-search-forward "^[ \t]*\\(function\\|procedure\\)\\>"
beg 'move)
(pascal-outline-change opoint (line-end-position 0) t)
(setq opoint (line-end-position))
;; Functions may be nested
(if (> (progn (pascal-end-of-defun) (point)) beg)
(goto-char opoint)))
(if (> beg opoint)
(pascal-outline-change opoint (1- beg) ?\^M))
(pascal-outline-change opoint (1- beg) t))
;; Show current function
(pascal-outline-change beg end ?\n)
(pascal-outline-change (1- beg) end nil)
;; Hide nested functions
(forward-char 1)
(while (re-search-forward "^\\(function\\|procedure\\)\\>" end 'move)
(setq opoint (point))
(setq opoint (line-end-position))
(pascal-outline-change opoint (point) ?\^M))
(pascal-outline-change opoint (line-end-position) t))
(goto-char end)
(setq opoint end)
;; Hide all function after current function
(while (re-search-forward "^\\(function\\|procedure\\)\\>" nil 'move)
(pascal-outline-change opoint (1- (match-beginning 0)) ?\^M)
(setq opoint (point))
(pascal-outline-change opoint (line-end-position 0) t)
(setq opoint (line-end-position))
(pascal-outline-change opoint (point-max) ?\^M)
(pascal-outline-change opoint (point-max) t)
;; Hide main program
(if (< (progn (forward-line -1) (point)) end)
......@@ -1548,7 +1532,7 @@ Pascal Outline mode provides some additional commands.
(goto-char beg)
(backward-sexp 1)
(pascal-outline-change (point) (point-max) ?\^M))))))
(pascal-outline-change (line-end-position) (point-max) t))))))
(defun pascal-outline-next-defun ()
"Move to next function/procedure, hiding all others."
2010-09-20 Stefan Monnier <>
* indent/prolog.prolog: Use normal spacing around !.
2010-09-18 Stefan Monnier <>
* indent/octave.m: Remove one more `fixindent'. Use `end'.
......@@ -22,7 +26,8 @@
(icalendar-testsuite--do-test-export): Code formatting.
(icalendar-testsuite--test-parse-vtimezone): Doc fix.
(icalendar-testsuite--do-test-cycle): Use icalendar-testsuite--compare-strings
Use icalendar-testsuite--compare-strings
(icalendar-testsuite--run-import-tests): Comment added.
(icalendar-testsuite--run-real-world-tests): Fix expected results.
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