PygmentsHighlighter: dotnet.3.py

File dotnet.3.py, 22.2 KB (added by todd.a, 13 years ago)
Fixes to handle more cases for generics.

Line
1	# -- coding: utf-8 --
2	"""
3	pygments.lexers.dotnet
4	~~~~~~~~~~~~~~~~~~~~~~
5
6	Lexers for .net languages.
7
8	:copyright: Copyright 2006-2010 by the Pygments team, see AUTHORS.
9	:license: BSD, see LICENSE for details.
10	"""
11	import re
12
13	from pygments.lexer import Lexer, RegexLexer, DelegatingLexer, bygroups, using, this, include
14	from pygments.token import Punctuation, \
15	Text, Comment, Generic, Operator, Keyword, Name, String, Number, Literal, Other
16	from pygments.util import get_choice_opt
17	from pygments.util import get_bool_opt, get_int_opt, get_list_opt, \
18	make_analysator
19	from pygments.util import get_bool_opt, get_int_opt, get_list_opt, \
20	make_analysator
21	from pygments import unistring as uni
22
23	from pygments.lexers.web import XmlLexer
24
25	__all__ = ['CobraLexer', 'CSharpLexer', 'BooLexer', 'VbNetLexer', 'CSharpAspxLexer',
26	'VbNetAspxLexer']
27
28
29	def _escape(st):
30	return st.replace(u'\\', ur'\\').replace(u'-', ur'\-').\
31	replace(u'[', ur'\[').replace(u']', ur'\]')
32
33	class CobraLexer(RegexLexer):
34	"""
35	For `Cobra <http://www.cobra-language.org/>`_ source code.
36	"""
37
38	def __init__(self, **options):
39	Lexer.__init__(self, **options)
40	self.tabsize = get_int_opt(options, 'tabsize', 4)
41
42	name = 'Cobra'
43	aliases = ['cobra']
44	filenames = ['*.cobra']
45	mimetypes = ['text/x-cobra']
46	flags = re.X \| re.M \| re.S
47
48	tokens = {
49	'root': [
50	(r'\s*"""', Comment.Multiline, 'doublequote-multiline-comment'),
51	(r"\s*'''", Comment.Multiline, 'singlequote-multiline-comment'),
52	(r'/\#', Comment.Multiline, 'arbitrary-comment'),
53	(r'\s\#\s', Comment, 'singleline-comment'),
54	(r'^\s*(@args\s+) (?:\-([^\s]+?) (:) ([^:]+?))+?$', bygroups(Name.Decorator, Name.Label, Text, Name.Variable)),
55	(r'[]{}:@($!),.;[]', Punctuation),
56	include('operators'),
57	(r'^(use\|namespace) (\s+) ([\w_.]+)', bygroups(Keyword, Text, Name.Namespace)),
58	(r'(cue\|def\|sig) (\s+) ([a-zA-Z_][\w_]*)',
59	bygroups(Keyword, Text, Name.Function)),
60	(r'(pro\|get\|set) (\s+) ([A-Za-z_][\w_]+) (\s*?)', bygroups(Keyword, Text, Name.Function, Text)),
61	(r'(class\|enum\|interface\|mixin\|struct\|has\|implements\|inherits) (\s+) ([a-zA-Z_][\w_.]*) (<) (of\s+)',
62	bygroups(Keyword, Text, Name.Class, Punctuation, Keyword), 'generics'),
63	(r'(class\|enum\|interface\|mixin\|struct) (\s+) ([a-zA-Z_][\w_.]*)', bygroups(Keyword, Text, Name.Class)),
64	(r'^(\s+) (var) (\s+) ([a-zA-Z_][\w_]?) (\s)(=)?(\s*)',
65	bygroups(Text, Keyword, Text, Name.Variable, Text, Operator, Text)),
66	(r'(\s) (as\|to) (inout\|out\|vari)? (\s+) ([A-Za-z][\w_.]) (<) (of) (\s+)',
67	bygroups(Text, Keyword, Keyword, Text, Name.Class, Punctuation, Keyword, Text), 'generics'),
68	(r'(\s) (as\|to) (inout\|out\|vari)? (\s+) ([A-Za-z][\w_.] \?? \| !) (\s*)',
69	bygroups(Text, Keyword, Keyword, Text, Name.Class, Text)),
70	(r'(from) (\s+) (var)', bygroups(Keyword, Text, Name.Variable)),
71	(r'(?<!def\|get\|pro\|set)\s*[\w]+\s+?(?=as\|,)', Name.Variable),
72	(r'(has\|implements\|inherits)(\s+)', bygroups(Keyword, Text), 'typelist'),
73	(r'([A-Z][\w_.]+) (<) (of) (\s+)', bygroups(Name.Class, Punctuation, Keyword, Text), 'generics'),
74	(r'(\.\|_) ([a-zA-Z][\w_.]*) ([(])', bygroups(Punctuation, Text, Punctuation), 'initialization'),
75	(r'(?<!\.) \b([A-Z][\w_.]*) ([(])', bygroups(Name.Class, Punctuation), 'initialization'),
76	(r'\b(in\|is\|and\|or\|not)\b', Operator.Word),
77	((r'\b(?: (abstract\|base\|internal\|is\|false\|nil\|nonvirtual\|par\|private\|protected\|'
78	r'public\|shared\|override\|partial\|this\|true\|virtual) \| '
79	r'(adds\|all\|any\|assert\|body\|branch\|break\|callable\|'
80	r'catch\|class\|const\|continue\|do\|dynamiceach\|else\|end\|'
81	r'ensure\|enum\|event\|every\|except\|expect\|extend\|finally\|'
82	r'for\|from\|get\|has\|if\|ignore\|implements\|implies\|inherits\|'
83	r'inlined\|interface\|invariant\|is\|listen\|lock\|mixin\|must\|namespace\|'
84	r'objc\|of\|off\|old\|on\|out\|pass\|passthrough\|post\|'
85	r'print\|pro\|raise\|ref\|require\|return\|same\|set\|step\|stop\|struct\|'
86	r'success\|test\|throw\|to\|trace\|try\|use\|using\|var\|vari\|'
87	r'where\|while\|yield) )\b'), bygroups(Keyword.Type, Keyword)),
88	(r'(?: (\.\|_)? ([A-Za-z_][\w_.]*) )', bygroups(Punctuation, Name)),
89	(r'[\s\t]+(\n)?', Text),
90	include('literals'),
91	],
92	'operators': [
93	(r'[&\|=~<>!\-\+*%?/^]{1,3}', Operator),
94	],
95	'literals': [
96	(r'(\d+\.\d\|\d\.\d+) [fF]? ([eE][+-]?[\d]+)?', Number.Float),
97	(r'[0-9][0-9\.]*(f\|m\|ms\|d\|h\|s)', Number),
98	(r'0[0-7_]+', Number.Oct),
99	(r'0x[a-fA-F0-9_]+', Number.Hex),
100	(r'[\d_]+L', Number.Integer.Long),
101	(r'[\d][\d_]*', Number.Integer),
102	(r"([cnrsu]\|[CNRSU]) ('')", bygroups(String.Symbol, String)),
103	(r'([cnrsu]\|[CNRSU]) ("")', bygroups(String.Symbol, String)),
104	(r'([cnrsu]\|[CNRSU]) (?<!") (") (?!")', bygroups(String.Symbol, String), 'doublequote-string'),
105	(r"([cnrsu]\|[CNRSU]) (?<!') (') (?!')", bygroups(String.Symbol, String), 'singlequote-string'),
106	],
107	'doublequote-multiline-comment' : [
108	(r'"""\s*?$', Comment.Multiline, '#pop'),
109	include('in-comment'),
110	(r'(?<!")"(?!")', Comment.Multiline),
111	(r'[^"]+?', Comment),
112	],
113	'singlequote-multiline-comment' : [
114	include('in-comment'),
115	(r"(<?!') ' (?!')", Comment.Multiline),
116	(r"'''\s*?$", Comment.Multiline, '#pop'),
117	(r"[^']+?", Comment.Multiline)
118	],
119	'arbitrary-comment' : [
120	(r'\#/', Comment.Multiline, '#pop'),
121	include('in-comment'),
122	(r'\#(?!/)', Comment.Multiline),
123	(r'(?<!\#) /', Comment.Multiline),
124	(r'[^#]+?', Comment.Multiline)
125	],
126	'singleline-comment' : [
127	(r'\.(?:warning\|error\|require\|args\|compile\-only\|no\-warnings\|skip)\.\s+', Generic.Emph),
128	(r'.*?$', Comment.Single, '#pop')
129	],
130	'in-comment' : [
131	include('hyperlinks'),
132	include('action-items')
133	],
134	'hyperlinks' : [
135	(r'\b(?:http://)[^\s]+', Generic.Emph)
136	],
137	'action-items' : [
138	(r'^\s*(?:TODO\|NOTE\|HACK\|to\-do)\b', Generic.Emph)
139	],
140	'method' : [
141	(r'(as) (\s+)', bygroups(Keyword, Text), 'typespecifier'),
142	(r'\)\s+', Text, '#pop')
143	],
144	'string-interpolation': [
145	(r'(?<!\\) \[.*?\]', String.Interpol),
146	(r'\\ \[.*?\]', String)
147	],
148	'char-escape' : [
149	(r'\\[\w]', String.Escape),
150	],
151	'doublequote-string' : [
152	include('string-interpolation'),
153	include('char-escape'),
154	(r'[^"]', String),
155	(r'(?<!\\)"', String, '#pop'),
156	],
157	'singlequote-string' : [
158	include('string-interpolation'),
159	include('char-escape'),
160	(r"[^']", String),
161	(r"(?<!\\)'", String, '#pop')
162	],
163	'typespecifier' : [
164	(r'(inout\|out\|vari) (\s+)', bygroups(Keyword, Text)),
165	(r'([A-Za-z_][\w_.]+) (<) (of) (\s+)', bygroups(Name.Class, Punctuation, Keyword, Text), ('root', 'generics')),
166	(r'([A-Za-z_][\w_.]+ [?]?) (\s*?)', bygroups(Name.Class, Text), '#pop'),
167	(r'(,) (\s*)', bygroups(Punctuation, Text), '#pop'),
168	(r'\s*$', Text, '#pop')
169	],
170	'typelist': [
171	(r'([a-zA-Z_][\w_]*) (\<) (of) (\s+)', bygroups(Name.Class, Punctuation, Keyword, Text), 'generics'),
172	(r'(,) (\s*)', bygroups(Punctuation, Text)),
173	(r'([a-zA-Z_][\w_.]) (\[\])? (\s) (?=,)', bygroups(Name.Class, Punctuation, Text)),
174	(r'([a-zA-Z_][\w_.]) (\[\])? (\s)', bygroups(Name.Class, Punctuation, Text), '#pop'),
175	(r'$', Text, '#pop')
176	],
177	'initialization': [
178	(r'(?<!\.) ([A-Z][\w_.]+) ([(])', bygroups(Name.Class, Punctuation), '#push'),
179	(r'(\s) (as\|to) (inout\|out\|vari)? (\s+) ([A-Za-z][\w_.] \?? \| !) (\s*)',
180	bygroups(Text, Keyword, Keyword, Text, Name.Class, Text)),
181	include('operators'),
182	include('literals'),
183	(r'(?<!\.) ([A-Z_][\w._]+) (<) (of) (\s+)', bygroups(Name.Class, Punctuation, Keyword, Text), 'generics'),
184	(r'(\.\|_) ([a-zA-Z_][\w._]+) (<) (of) (\s+)', bygroups(Punctuation, Name, Punctuation, Keyword, Text), 'generics'),
185	(r'[\[\],\s=\-?:]+', Punctuation),
186	(r'([>._]) ([a-zA-Z][\w_.]) ([(])', bygroups(Punctuation, Text, Punctuation), '#push'),
187	(r'\(', Punctuation, '#push'),
188	(r'[\w._]+', Text),
189	(r'\)\s*', Punctuation, '#pop')
190	],
191	'generics': [
192	(r'([a-zA-Z_][\w._]*) (<) (of) (\s+)', bygroups(Name.Class, Punctuation, Keyword, Text), '#push'),
193	(r'(,) (\s)*', bygroups(Punctuation, Text)),
194	(r'([a-zA-Z_][\w_.][?]?) (\s)', bygroups(Name.Class, Text)),
195	(r'(>) ([?])? (\s*)', bygroups(Punctuation, Punctuation, Text), '#pop')
196	],
197	}
198
199
200
201	class CSharpLexer(RegexLexer):
202	"""
203	For `C# <http://msdn2.microsoft.com/en-us/vcsharp/default.aspx>`_
204	source code.
205
206	Additional options accepted:
207
208	`unicodelevel`
209	Determines which Unicode characters this lexer allows for identifiers.
210	The possible values are:
211
212	* ``none`` -- only the ASCII letters and numbers are allowed. This
213	is the fastest selection.
214	* ``basic`` -- all Unicode characters from the specification except
215	category ``Lo`` are allowed.
216	* ``full`` -- all Unicode characters as specified in the C# specs
217	are allowed. Note that this means a considerable slowdown since the
218	``Lo`` category has more than 40,000 characters in it!
219
220	The default value is ``basic``.
221
222	New in Pygments 0.8.
223	"""
224
225	name = 'C#'
226	aliases = ['csharp', 'c#']
227	filenames = ['*.cs']
228	mimetypes = ['text/x-csharp'] # inferred
229
230	flags = re.MULTILINE \| re.DOTALL \| re.UNICODE
231
232	# for the range of allowed unicode characters in identifiers,
233	# see http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-334.pdf
234
235	levels = {
236	'none': '@?[_a-zA-Z][a-zA-Z0-9_]*',
237	'basic': ('@?[_' + uni.Lu + uni.Ll + uni.Lt + uni.Lm + uni.Nl + ']' +
238	'[' + uni.Lu + uni.Ll + uni.Lt + uni.Lm + uni.Nl +
239	uni.Nd + uni.Pc + uni.Cf + uni.Mn + uni.Mc + ']*'),
240	'full': ('@?(?:_\|[^' +
241	_escape(uni.allexcept('Lu', 'Ll', 'Lt', 'Lm', 'Lo', 'Nl')) + '])'
242	+ '[^' + _escape(uni.allexcept('Lu', 'Ll', 'Lt', 'Lm', 'Lo',
243	'Nl', 'Nd', 'Pc', 'Cf', 'Mn',
244	'Mc')) + ']*'),
245	}
246
247	tokens = {}
248	token_variants = True
249
250	for levelname, cs_ident in levels.items():
251	tokens[levelname] = {
252	'root': [
253	# method names
254	(r'^([ \t]*(?:' + cs_ident + r'(?:\[\])?\s+)+?)' # return type
255	r'(' + cs_ident + ')' # method name
256	r'(\s*)(\()', # signature start
257	bygroups(using(this), Name.Function, Text, Punctuation)),
258	(r'^\s\[.?\]', Name.Attribute),
259	(r'[^\S\n]+', Text),
260	(r'\\\n', Text), # line continuation
261	(r'//.*?\n', Comment.Single),
262	(r'/[](.\|\n)?[*]/', Comment.Multiline),
263	(r'\n', Text),
264	(r'[~!%^&*()+=\|\[\]:;,.<>/?-]', Punctuation),
265	(r'[{}]', Punctuation),
266	(r'@"(\\\\\|\\"\|[^"])*"', String),
267	(r'"(\\\\\|\\"\|[^"\n])*["\n]', String),
268	(r"'\\.'\|'[^\\]'", String.Char),
269	(r"[0-9](\.[0-9]*)?([eE][+-][0-9]+)?"
270	r"[flFLdD]?\|0[xX][0-9a-fA-F]+[Ll]?", Number),
271	(r'#[ \t]*(if\|endif\|else\|elif\|define\|undef\|'
272	r'line\|error\|warning\|region\|endregion\|pragma)\b.*?\n',
273	Comment.Preproc),
274	(r'\b(extern)(\s+)(alias)\b', bygroups(Keyword, Text,
275	Keyword)),
276	(r'(abstract\|as\|base\|break\|case\|catch\|'
277	r'checked\|const\|continue\|default\|delegate\|'
278	r'do\|else\|enum\|event\|explicit\|extern\|false\|finally\|'
279	r'fixed\|for\|foreach\|goto\|if\|implicit\|in\|interface\|'
280	r'internal\|is\|lock\|new\|null\|operator\|'
281	r'out\|override\|params\|private\|protected\|public\|readonly\|'
282	r'ref\|return\|sealed\|sizeof\|stackalloc\|static\|'
283	r'switch\|this\|throw\|true\|try\|typeof\|'
284	r'unchecked\|unsafe\|virtual\|void\|while\|'
285	r'get\|set\|new\|partial\|yield\|add\|remove\|value)\b', Keyword),
286	(r'(global)(::)', bygroups(Keyword, Punctuation)),
287	(r'(bool\|byte\|char\|decimal\|double\|float\|int\|long\|object\|sbyte\|'
288	r'short\|string\|uint\|ulong\|ushort)\b\??', Keyword.Type),
289	(r'(class\|struct)(\s+)', bygroups(Keyword, Text), 'class'),
290	(r'(namespace\|using)(\s+)', bygroups(Keyword, Text), 'namespace'),
291	(cs_ident, Name),
292	],
293	'class': [
294	(cs_ident, Name.Class, '#pop')
295	],
296	'namespace': [
297	(r'(?=\()', Text, '#pop'), # using (resource)
298	('(' + cs_ident + r'\|\.)+', Name.Namespace, '#pop')
299	]
300	}
301
302	def __init__(self, **options):
303	level = get_choice_opt(options, 'unicodelevel', self.tokens.keys(), 'basic')
304	if level not in self._all_tokens:
305	# compile the regexes now
306	self._tokens = self.__class__.process_tokendef(level)
307	else:
308	self._tokens = self._all_tokens[level]
309
310	RegexLexer.__init__(self, **options)
311
312
313	class BooLexer(RegexLexer):
314	"""
315	For `Boo <http://boo.codehaus.org/>`_ source code.
316	"""
317
318	name = 'Boo'
319	aliases = ['boo']
320	filenames = ['*.boo']
321	mimetypes = ['text/x-boo']
322
323	tokens = {
324	'root': [
325	(r'\s+', Text),
326	(r'(#\|//).*$', Comment.Single),
327	(r'/[*]', Comment.Multiline, 'comment'),
328	(r'[]{}:(),.;[]', Punctuation),
329	(r'\\\n', Text),
330	(r'\\', Text),
331	(r'(in\|is\|and\|or\|not)\b', Operator.Word),
332	(r'/(\\\\\|\\/\|[^/\s])/', String.Regex),
333	(r'@/(\\\\\|\\/\|[^/])*/', String.Regex),
334	(r'=~\|!=\|==\|<<\|>>\|[-+/*%=<>&^\|]', Operator),
335	(r'(as\|abstract\|callable\|constructor\|destructor\|do\|import\|'
336	r'enum\|event\|final\|get\|interface\|internal\|of\|override\|'
337	r'partial\|private\|protected\|public\|return\|set\|static\|'
338	r'struct\|transient\|virtual\|yield\|super\|and\|break\|cast\|'
339	r'continue\|elif\|else\|ensure\|except\|for\|given\|goto\|if\|in\|'
340	r'is\|isa\|not\|or\|otherwise\|pass\|raise\|ref\|try\|unless\|when\|'
341	r'while\|from\|as)\b', Keyword),
342	(r'def(?=\s+$.*?$)', Keyword),
343	(r'(def)(\s+)', bygroups(Keyword, Text), 'funcname'),
344	(r'(class)(\s+)', bygroups(Keyword, Text), 'classname'),
345	(r'(namespace)(\s+)', bygroups(Keyword, Text), 'namespace'),
346	(r'(?<!\.)(true\|false\|null\|self\|__eval__\|__switch__\|array\|'
347	r'assert\|checked\|enumerate\|filter\|getter\|len\|lock\|map\|'
348	r'matrix\|max\|min\|normalArrayIndexing\|print\|property\|range\|'
349	r'rawArrayIndexing\|required\|typeof\|unchecked\|using\|'
350	r'yieldAll\|zip)\b', Name.Builtin),
351	('"""(\\\\\|\\"\|.*?)"""', String.Double),
352	('"(\\\\\|\\"\|[^"]*?)"', String.Double),
353	("'(\\\\\|\\'\|[^']*?)'", String.Single),
354	('[a-zA-Z_][a-zA-Z0-9_]*', Name),
355	(r'(\d+\.\d\|\d\.\d+)([fF][+-]?[0-9]+)?', Number.Float),
356	(r'[0-9][0-9\.]*(m\|ms\|d\|h\|s)', Number),
357	(r'0\d+', Number.Oct),
358	(r'0x[a-fA-F0-9]+', Number.Hex),
359	(r'\d+L', Number.Integer.Long),
360	(r'\d+', Number.Integer),
361	],
362	'comment': [
363	('/[*]', Comment.Multiline, '#push'),
364	('[*]/', Comment.Multiline, '#pop'),
365	('[^/*]', Comment.Multiline),
366	('[*/]', Comment.Multiline)
367	],
368	'funcname': [
369	('[a-zA-Z_][a-zA-Z0-9_]*', Name.Function, '#pop')
370	],
371	'classname': [
372	('[a-zA-Z_][a-zA-Z0-9_]*', Name.Class, '#pop')
373	],
374	'namespace': [
375	('[a-zA-Z_][a-zA-Z0-9_.]*', Name.Namespace, '#pop')
376	]
377	}
378
379
380	class VbNetLexer(RegexLexer):
381	"""
382	For
383	`Visual Basic.NET <http://msdn2.microsoft.com/en-us/vbasic/default.aspx>`_
384	source code.
385	"""
386
387	name = 'VB.net'
388	aliases = ['vb.net', 'vbnet']
389	filenames = ['.vb', '.bas']
390	mimetypes = ['text/x-vbnet', 'text/x-vba'] # (?)
391
392	flags = re.MULTILINE \| re.IGNORECASE
393	tokens = {
394	'root': [
395	(r'^\s<.?>', Name.Attribute),
396	(r'\s+', Text),
397	(r'\n', Text),
398	(r'rem\b.*?\n', Comment),
399	(r"'.*?\n", Comment),
400	(r'#If\s.?\sThen\|#ElseIf\s.?\sThen\|#End\s+If\|#Const\|'
401	r'#ExternalSource.*?\n\|#End\s+ExternalSource\|'
402	r'#Region.*?\n\|#End\s+Region\|#ExternalChecksum',
403	Comment.Preproc),
404	(r'[{}!#,.:]', Punctuation),
405	(r'Option\s+(Strict\|Explicit\|Compare)\s+'
406	r'(On\|Off\|Binary\|Text)', Keyword.Declaration),
407	(r'(?<!\.)(AddHandler\|Alias\|'
408	r'ByRef\|ByVal\|Call\|Case\|Catch\|CBool\|CByte\|CChar\|CDate\|'
409	r'CDec\|CDbl\|CInt\|CLng\|CObj\|Const\|Continue\|CSByte\|CShort\|'
410	r'CSng\|CStr\|CType\|CUInt\|CULng\|CUShort\|Declare\|'
411	r'Default\|Delegate\|Dim\|DirectCast\|Do\|Each\|Else\|ElseIf\|'
412	r'End\|EndIf\|Enum\|Erase\|Error\|Event\|Exit\|False\|Finally\|For\|'
413	r'Friend\|Function\|Get\|Global\|GoSub\|GoTo\|Handles\|If\|'
414	r'Implements\|Imports\|Inherits\|Interface\|'
415	r'Let\|Lib\|Loop\|Me\|Module\|MustInherit\|'
416	r'MustOverride\|MyBase\|MyClass\|Namespace\|Narrowing\|New\|Next\|'
417	r'Not\|Nothing\|NotInheritable\|NotOverridable\|Of\|On\|'
418	r'Operator\|Option\|Optional\|Overloads\|Overridable\|'
419	r'Overrides\|ParamArray\|Partial\|Private\|Property\|Protected\|'
420	r'Public\|RaiseEvent\|ReadOnly\|ReDim\|RemoveHandler\|Resume\|'
421	r'Return\|Select\|Set\|Shadows\|Shared\|Single\|'
422	r'Static\|Step\|Stop\|Structure\|Sub\|SyncLock\|Then\|'
423	r'Throw\|To\|True\|Try\|TryCast\|Wend\|'
424	r'Using\|When\|While\|Widening\|With\|WithEvents\|'
425	r'WriteOnly)\b', Keyword),
426	(r'(?<!\.)(Function\|Sub\|Property)(\s+)',
427	bygroups(Keyword, Text), 'funcname'),
428	(r'(?<!\.)(Class\|Structure\|Enum)(\s+)',
429	bygroups(Keyword, Text), 'classname'),
430	(r'(?<!\.)(Namespace\|Imports)(\s+)',
431	bygroups(Keyword, Text), 'namespace'),
432	(r'(?<!\.)(Boolean\|Byte\|Char\|Date\|Decimal\|Double\|Integer\|Long\|'
433	r'Object\|SByte\|Short\|Single\|String\|Variant\|UInteger\|ULong\|'
434	r'UShort)\b', Keyword.Type),
435	(r'(?<!\.)(AddressOf\|And\|AndAlso\|As\|GetType\|In\|Is\|IsNot\|Like\|Mod\|'
436	r'Or\|OrElse\|TypeOf\|Xor)\b', Operator.Word),
437	(r'&=\|[*]=\|/=\|\\=\|\^=\|\+=\|-=\|<<=\|>>=\|<<\|>>\|:=\|'
438	r'<=\|>=\|<>\|[-&*/\\^+=<>]',
439	Operator),
440	('"', String, 'string'),
441	('[a-zA-Z_][a-zA-Z0-9_]*[%&@!#$]?', Name),
442	('#.*?#', Literal.Date),
443	(r'(\d+\.\d\|\d\.\d+)([fF][+-]?[0-9]+)?', Number.Float),
444	(r'\d+([SILDFR]\|US\|UI\|UL)?', Number.Integer),
445	(r'&H[0-9a-f]+([SILDFR]\|US\|UI\|UL)?', Number.Integer),
446	(r'&O[0-7]+([SILDFR]\|US\|UI\|UL)?', Number.Integer),
447	(r'_\n', Text), # Line continuation
448	],
449	'string': [
450	(r'""', String),
451	(r'"C?', String, '#pop'),
452	(r'[^"]+', String),
453	],
454	'funcname': [
455	(r'[a-z_][a-z0-9_]*', Name.Function, '#pop')
456	],
457	'classname': [
458	(r'[a-z_][a-z0-9_]*', Name.Class, '#pop')
459	],
460	'namespace': [
461	(r'[a-z_][a-z0-9_.]*', Name.Namespace, '#pop')
462	],
463	}
464
465	class GenericAspxLexer(RegexLexer):
466	"""
467	Lexer for ASP.NET pages.
468	"""
469
470	name = 'aspx-gen'
471	filenames = []
472	mimetypes = []
473
474	flags = re.DOTALL
475
476	tokens = {
477	'root': [
478	(r'(<%[@=#]?)(.*?)(%>)', bygroups(Name.Tag, Other, Name.Tag)),
479	(r'(<script.?>)(.?)(</script>)', bygroups(using(XmlLexer),
480	Other,
481	using(XmlLexer))),
482	(r'(.+?)(?=<)', using(XmlLexer)),
483	(r'.+', using(XmlLexer)),
484	],
485	}
486
487	#TODO support multiple languages within the same source file
488	class CSharpAspxLexer(DelegatingLexer):
489	"""
490	Lexer for highligting C# within ASP.NET pages.
491	"""
492
493	name = 'aspx-cs'
494	aliases = ['aspx-cs']
495	filenames = ['.aspx', '.asax', '.ascx', '.ashx', '.asmx', '.axd']
496	mimetypes = []
497
498	def __init__(self, **options):
499	super(CSharpAspxLexer, self).__init__(CSharpLexer,GenericAspxLexer,
500	**options)
501
502	def analyse_text(text):
503	if re.search(r'Page\s*Language="C#"', text, re.I) is not None:
504	return 0.2
505	elif re.search(r'script[^>]+language=["\']C#', text, re.I) is not None:
506	return 0.15
507	return 0.001 # TODO really only for when filename matched...
508
509	class VbNetAspxLexer(DelegatingLexer):
510	"""
511	Lexer for highligting Visual Basic.net within ASP.NET pages.
512	"""
513
514	name = 'aspx-vb'
515	aliases = ['aspx-vb']
516	filenames = ['.aspx', '.asax', '.ascx', '.ashx', '.asmx', '.axd']
517	mimetypes = []
518
519	def __init__(self, **options):
520	super(VbNetAspxLexer, self).__init__(VbNetLexer,GenericAspxLexer,
521	**options)
522
523	def analyse_text(text):
524	if re.search(r'Page\s*Language="Vb"', text, re.I) is not None:
525	return 0.2
526	elif re.search(r'script[^>]+language=["\']vb', text, re.I) is not None:
527	return 0.15

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