blob: 0f2d325079d6997bda5a15a1adc2e486a545b22c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
|
;;; rng-pttrn.el --- RELAX NG patterns
;; Copyright (C) 2003, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
;; Author: James Clark
;; Keywords: XML, RelaxNG
;; This file is part of GNU Emacs.
;; GNU Emacs 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 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; pattern ::=
;; (ref <pattern> <local-name>)
;; | (choice <pattern> <pattern> ...)
;; | (group <pattern> <pattern> ...)
;; | (interleave <pattern> <pattern> ...)
;; | (zero-or-more <pattern>)
;; | (one-or-more <pattern>)
;; | (optional <pattern>)
;; | (mixed <pattern>)
;; | (value <datatype> <string> <context>)
;; | (data <datatype> <params>)
;; | (data-except <datatype> <params> <pattern>)
;; | (list <pattern>)
;; | (element <name-class> <pattern>)
;; | (attribute <name-class> <pattern>)
;; | (text)
;; | (empty)
;; | (not-allowed)
;;
;; params ::=
;; ((<param-name> . <param-value> ) ...)
;; param-name ::= <symbol>
;; param-value ::= <string>
;;
;; name-class ::=
;; (name <name>)
;; | (any-name)
;; | (any-name-except <name-class>)
;; | (ns-name <ns>)
;; | (ns-name-except <ns> <name-class>)
;; | (choice <name-class> <name-class> ...)
;;
;; name ::= (<ns> . <local-name>)
;; ns ::= nil | <symbol>
;; local-name ::= <string>
;; datatype ::= (<datatype-uri> . <datatype-local-name>)
;; datatype-uri ::= nil | <symbol>
;; datatype-local-name ::= <symbol>
;;; Code:
(defvar rng-schema-change-hook nil
"Hook to be run after `rng-current-schema' changes.")
(defvar rng-current-schema nil
"Pattern to be used as schema for the current buffer.")
(make-variable-buffer-local 'rng-current-schema)
(defun rng-make-ref (name)
(list 'ref nil name))
(defun rng-ref-set (ref pattern)
(setcar (cdr ref) pattern))
(defun rng-ref-get (ref) (cadr ref))
(defun rng-make-choice (patterns)
(cons 'choice patterns))
(defun rng-make-group (patterns)
(cons 'group patterns))
(defun rng-make-interleave (patterns)
(cons 'interleave patterns))
(defun rng-make-zero-or-more (pattern)
(list 'zero-or-more pattern))
(defun rng-make-one-or-more (pattern)
(list 'one-or-more pattern))
(defun rng-make-optional (pattern)
(list 'optional pattern))
(defun rng-make-mixed (pattern)
(list 'mixed pattern))
(defun rng-make-value (datatype str context)
(list 'value datatype str context))
(defun rng-make-data (name params)
(list 'data name params))
(defun rng-make-data-except (name params pattern)
(list 'data-except name params pattern))
(defun rng-make-list (pattern)
(list 'list pattern))
(defun rng-make-element (name-class pattern)
(list 'element name-class pattern))
(defun rng-make-attribute (name-class pattern)
(list 'attribute name-class pattern))
(defun rng-make-text ()
'(text))
(defun rng-make-empty ()
'(empty))
(defun rng-make-not-allowed ()
'(not-allowed))
(defun rng-make-any-name-name-class ()
'(any-name))
(defun rng-make-any-name-except-name-class (name-class)
(list 'any-name-except name-class))
(defun rng-make-ns-name-name-class (ns)
(list 'ns-name ns))
(defun rng-make-ns-name-except-name-class (ns name-class)
(list 'ns-name-except ns name-class))
(defun rng-make-name-name-class (name)
(list 'name name))
(defun rng-make-choice-name-class (name-classes)
(cons 'choice name-classes))
(defconst rng-any-content
(let* ((ref (rng-make-ref "any-content"))
(pattern (rng-make-zero-or-more
(rng-make-choice
(list
(rng-make-text)
(rng-make-attribute (rng-make-any-name-name-class)
(rng-make-text))
(rng-make-element (rng-make-any-name-name-class)
ref))))))
(rng-ref-set ref pattern)
pattern)
"A pattern that matches the attributes and content of any element.")
(defconst rng-any-element
(let* ((ref (rng-make-ref "any-element"))
(pattern
(rng-make-element
(rng-make-any-name-name-class)
(rng-make-zero-or-more
(rng-make-choice
(list
(rng-make-text)
(rng-make-attribute (rng-make-any-name-name-class)
(rng-make-text))
ref))))))
(rng-ref-set ref pattern)
pattern)
"A pattern that matches any element.")
;;; Names
(defun rng-make-name (ns local-name)
(cons ns local-name))
;;; Datatypes
(defun rng-make-datatype (uri local-name)
(cons uri (intern local-name)))
(provide 'rng-pttrn)
;; arch-tag: 9418e269-ddd4-4037-861f-ff903f48f008
;;; rng-pttrn.el ends here
|
