-;;; case-table.el --- code to extend the character set and support case tables
+;;; case-table.el --- code to extend the character set and support case tables -*- lexical-binding: t -*-
-;; Copyright (C) 1988, 1994, 2001, 2002, 2003, 2004,
-;; 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+;; Copyright (C) 1988, 1994, 2001-2013 Free Software Foundation, Inc.
;; Author: Howard Gayle
;; Maintainer: FSF
;; Keywords: i18n
+;; Package: emacs
;; This file is part of GNU Emacs.
(let ((description (make-char-table 'case-table)))
(map-char-table
(function (lambda (key value)
- (if (consp key)
- (set-char-table-range description key "case-invariant")
- (aset
- description key
- (cond ((not (natnump value))
- "case-invariant")
- ((/= key (downcase key))
- (concat "uppercase, matches "
- (char-to-string (downcase key))))
- ((/= key (upcase key))
- (concat "lowercase, matches "
- (char-to-string (upcase key))))
- (t "case-invariant"))))))
+ (if (not (natnump value))
+ (if (consp key)
+ (set-char-table-range description key "case-invariant")
+ (aset description key "case-invariant"))
+ (let (from to)
+ (if (consp key)
+ (setq from (car key) to (cdr key))
+ (setq from (setq to key)))
+ (while (<= from to)
+ (aset
+ description from
+ (cond ((/= from (downcase from))
+ (concat "uppercase, matches "
+ (char-to-string (downcase from))))
+ ((/= from (upcase from))
+ (concat "lowercase, matches "
+ (char-to-string (upcase from))))
+ (t "case-invariant")))
+ (setq from (1+ from)))))))
(current-case-table))
(save-excursion
(with-output-to-temp-buffer "*Help*"
(describe-vector description)
(help-mode)))))
+(defun case-table-get-table (case-table table)
+ "Return the TABLE of CASE-TABLE.
+TABLE can be `down', `up', `eqv' or `canon'."
+ (let ((slot-nb (cdr (assq table '((up . 0) (canon . 1) (eqv . 2))))))
+ (or (if (eq table 'down) case-table)
+ (char-table-extra-slot case-table slot-nb)
+ ;; Setup all extra slots of CASE-TABLE by temporarily selecting
+ ;; it as the standard case table.
+ (let ((old (standard-case-table)))
+ (unwind-protect
+ (progn
+ (set-standard-case-table case-table)
+ (char-table-extra-slot case-table slot-nb))
+ (or (eq case-table old)
+ (set-standard-case-table old)))))))
+
(defun get-upcase-table (case-table)
"Return the upcase table of CASE-TABLE."
- (or (char-table-extra-slot case-table 0)
- ;; Setup all extra slots of CASE-TABLE by temporarily selecting
- ;; it as the standard case table.
- (let ((old (standard-case-table)))
- (unwind-protect
- (progn
- (set-standard-case-table case-table)
- (char-table-extra-slot case-table 0))
- (or (eq case-table old)
- (set-standard-case-table old))))))
+ (case-table-get-table case-table 'up))
+(make-obsolete 'get-upcase-table 'case-table-get-table "24.4")
(defun copy-case-table (case-table)
(let ((copy (copy-sequence case-table))
indicate left and right delimiters."
(aset table l l)
(aset table r r)
- (let ((up (get-upcase-table table)))
+ (let ((up (case-table-get-table table 'up)))
(aset up l l)
(aset up r r))
;; Clear out the extra slots so that they will be
word constituents."
(aset table uc lc)
(aset table lc lc)
- (let ((up (get-upcase-table table)))
+ (let ((up (case-table-get-table table 'up)))
(aset up uc uc)
(aset up lc uc))
;; Clear out the extra slots so that they will be
It also modifies `standard-syntax-table' to give them the syntax of
word constituents."
(aset table lc lc)
- (let ((up (get-upcase-table table)))
+ (let ((up (case-table-get-table table 'up)))
(aset up uc uc)
(aset up lc uc))
;; Clear out the extra slots so that they will be
word constituents."
(aset table uc lc)
(aset table lc lc)
- (let ((up (get-upcase-table table)))
+ (let ((up (case-table-get-table table 'up)))
(aset up uc uc))
;; Clear out the extra slots so that they will be
;; recomputed from the main (downcase) table and upcase table.
It also modifies `standard-syntax-table'.
SYNTAX should be \" \", \"w\", \".\" or \"_\"."
(aset table c c)
- (let ((up (get-upcase-table table)))
+ (let ((up (case-table-get-table table 'up)))
(aset up c c))
;; Clear out the extra slots so that they will be
;; recomputed from the main (downcase) table and upcase table.
(provide 'case-table)
-;; arch-tag: 3c2cf885-2c9a-449a-9972-2e269191896d
;;; case-table.el ends here