view lisp/symbol-syntax.el @ 4857:34ff4dd7397d

Add ChangeLog entries for previous changes to tests dir -------------------- ChangeLog entries follow: -------------------- tests/ChangeLog addition: 2010-01-14 Ben Wing <ben@xemacs.org> * automated/base64-tests.el (bt-base64-encode-string): * automated/base64-tests.el (bt-base64-decode-string): * automated/base64-tests.el (for): * automated/byte-compiler-tests.el: * automated/byte-compiler-tests.el (before-and-after-compile-equal): * automated/case-tests.el: * automated/case-tests.el (downcase-string): * automated/case-tests.el (insert): * automated/case-tests.el (featurep): * automated/case-tests.el (let): * automated/case-tests.el (boundp): * automated/ccl-tests.el (ccl-test-normal-expr): * automated/ccl-tests.el (ccl-test-map-instructions): * automated/ccl-tests.el (ccl-test-suites): * automated/database-tests.el (delete-database-files): * automated/extent-tests.el (let): * automated/extent-tests.el (insert): * automated/extent-tests.el (props): * automated/hash-table-tests.el (test): * automated/hash-table-tests.el (for): * automated/hash-table-tests.el (ht): * automated/hash-table-tests.el (iterations): * automated/hash-table-tests.el (h1): * automated/hash-table-tests.el (make-hash-table): * automated/hash-table-tests.el (sxhash): * automated/lisp-tests.el: * automated/lisp-tests.el (setq): * automated/lisp-tests.el (test-setq): * automated/lisp-tests.el (my-vector): * automated/lisp-tests.el (nconc): * automated/lisp-tests.el (x): * automated/lisp-tests.el (y): * automated/lisp-tests.el (butlast): * automated/lisp-tests.el (+): * automated/lisp-tests.el (featurep): * automated/lisp-tests.el (-): * automated/lisp-tests.el (six): * automated/lisp-tests.el (three): * automated/lisp-tests.el (1): * automated/lisp-tests.el (one): * automated/lisp-tests.el (two): * automated/lisp-tests.el (0): * automated/lisp-tests.el (five): * automated/lisp-tests.el (logxor): * automated/lisp-tests.el (test1): * automated/lisp-tests.el (division-test): * automated/lisp-tests.el (for): * automated/lisp-tests.el (check-function-argcounts): * automated/lisp-tests.el (type-of): * automated/lisp-tests.el (mapcar): * automated/lisp-tests.el (z): * automated/lisp-tests.el (mapvector): * automated/lisp-tests.el (mapconcat): * automated/lisp-tests.el ([1 2 3]): * automated/lisp-tests.el (#*010): * automated/lisp-tests.el (test-harness-risk-infloops): * automated/lisp-tests.el (erase-buffer): * automated/lisp-tests.el (sym): * automated/lisp-tests.el (subseq): * automated/lisp-tests.el (length): * automated/lisp-tests.el (102): * automated/lisp-tests.el (read): * automated/lisp-tests.el (new-char): * automated/lisp-tests.el (new-load-file-name): * automated/lisp-tests.el (cl-floor): * automated/lisp-tests.el (foo): * automated/lisp-tests.el (string-variable): * automated/md5-tests.el (lambda): * automated/md5-tests.el (large-string): * automated/md5-tests.el (mapcar): * automated/md5-tests.el (insert): * automated/mule-tests.el (test-chars): * automated/mule-tests.el (existing-file-name): * automated/mule-tests.el (featurep): * automated/query-coding-tests.el (featurep): * automated/regexp-tests.el: * automated/regexp-tests.el (insert): * automated/regexp-tests.el (Assert): * automated/regexp-tests.el (string-match): * automated/regexp-tests.el (featurep): * automated/regexp-tests.el (text): * automated/regexp-tests.el (text1): * automated/regexp-tests.el ("aáa"): * automated/symbol-tests.el: * automated/symbol-tests.el (name): * automated/symbol-tests.el (check-weak-list-unique): * automated/symbol-tests.el (string): * automated/symbol-tests.el (list): * automated/symbol-tests.el (foo): * automated/symbol-tests.el (read): * automated/symbol-tests.el (eval): * automated/symbol-tests.el (fresh-keyword-name): * automated/symbol-tests.el (set): * automated/symbol-tests.el (print-gensym): * automated/symbol-tests.el (mysym): * automated/syntax-tests.el (test-forward-word): * automated/syntax-tests.el (test-backward-word): * automated/syntax-tests.el (test-syntax-table): * automated/syntax-tests.el (with-syntax-table): * automated/syntax-tests.el (Skip-Test-Unless): * automated/syntax-tests.el (with): * automated/tag-tests.el (testfile): * automated/test-harness.el: * automated/test-harness.el (test-harness-from-buffer): * automated/weak-tests.el (w): * automated/weak-tests.el (p): * automated/weak-tests.el (a): Create Assert-eq, Assert-equal, etc. These are equivalent to (Assert (eq ...)) etc. but display both the actual value and the expected value of the comparison. Use them throughout the test suite. * automated/test-harness.el (Assert): Clean up code and doc string of macro Assert.
author Ben Wing <ben@xemacs.org>
date Thu, 14 Jan 2010 02:34:47 -0600
parents 3ecd8885ac67
children 308d34e9f07d
line wrap: on
line source

;;; symbol-syntax.el --- find chars with symbol syntax

;; Copyright (C) 1992, 1993, 1997 Free Software Foundation, Inc.
;; Copyright (C) 1995 Sun Microsystems.

;; Author: JBW, JBW@_CORTEZ
;; Created: Wed Jun 20 15:15:34 1990
;; Maintainer: XEmacs Development Team
;; Keywords: matching

;; This file is part of XEmacs.

;; XEmacs is free software; you can redistribute it and/or modify it
;; under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.

;; XEmacs is distributed in the hope that it will be useful, but
;; WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
;; General Public License for more details.

;; You should have received a copy of the GNU General Public License
;; along with XEmacs; see the file COPYING.  If not, write to the 
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.

;;; Synched up with: Not in FSF.

;;; Commentary:

;; Last modified by: Ben Wing, ben@xemacs.org
;; Last modified on: Mon Oct  2 02:32:05 GMT 1995

;;; Code:

(defvar symbol-syntax-table-alist nil)
;;  '((c-mode-syntax-table)
;;    (emacs-lisp-mode-syntax-table)
;;    (lisp-mode-syntax-table)
;;    (text-mode-syntax-table)))

(defun update-symbol-syntax-table-alist ()
  (let ((alist symbol-syntax-table-alist)
	item)
    (while (consp alist)
      (cond ((null (car alist))
	     (error "Missing alist item"))
	    ((null (car (car alist)))
	     (error "Alist item with null car"))
	    ;; this functionality not used
	    ((symbolp (setq item (car (car alist))))
	     (or (null (cdr (car alist)))
		 (error "Alist item expected to have null cdr"))
	     (while (symbolp item)
	       (setq item (symbol-value item)))
	     (setcar (car alist) item)))
      (cond ((not (syntax-table-p (car (car alist))))
	     (error "Alist item car expected to be symbol table"))
	    ((null (cdr (car alist)))
	     (setcdr (car alist)
		     (make-symbol-syntax-table (car (car alist))))))
      (setq alist (cdr alist)))))

(defun get-symbol-syntax-table (norm-table)
  (let (result)
    (if (setq result (assq norm-table symbol-syntax-table-alist))
	nil
      (update-symbol-syntax-table-alist)
      (if (setq result (assq norm-table symbol-syntax-table-alist))
	  nil
	(setq symbol-syntax-table-alist
	      (cons (list norm-table)
		    symbol-syntax-table-alist))
	(update-symbol-syntax-table-alist)
	(or (setq result (assq norm-table symbol-syntax-table-alist))
	    (error "Syntax table missing from symbol-syntax-table-alist"))))
    (or (setq result (cdr result))
	(error "Alist item has null cdr"))
    (or (syntax-table-p result)
	(error "Non-syntax-table item in alist"))
    result))

(defun make-symbol-syntax-table (in-table)
  (let ((out-table (copy-syntax-table in-table)))
    (map-syntax-table
     #'(lambda (key value)
	 (if (eq ?_ (char-syntax-from-code value))
	     (put-char-table key (set-char-syntax-in-code value ?w)
			     out-table))
	 nil)
     out-table)
    out-table))

;; stuff for examining contents of syntax tables
;;(show-chars-with-syntax
;; '(c-mode-syntax-table
;;   emacs-lisp-mode-syntax-table
;;   lisp-mode-syntax-table
;;   text-mode-syntax-table)
;; ?_)

(defun show-chars-with-syntax (tables syntax)
  (let ((schars nil))
    (unwind-protect
	(while (consp tables)
	  (let* ((chars nil)
		 (table-symbol (car tables))
		 (table table-symbol))
	    (or (symbolp table-symbol)
		(error "bad argument non-symbol"))
	    (while (symbolp table)
	      (setq table (symbol-value table)))
	    (map-syntax-table
	     #'(lambda (key value)
		 (if (eq syntax (char-syntax-from-code value))
		     (setq chars (cons key chars)))
		 nil)
	     table)
	    (setq schars (cons (list table-symbol (nreverse chars))
			       schars)))
	  (setq tables (cdr tables))))
    (nreverse schars)))

(provide 'symbol-syntax)

;;; symbol-syntax.el ends here