PygmentsHighlighter: dotnet.py

File dotnet.py, 22.5 KB (added by todd.a, 14 years ago)
Moved operators to a group and included this group in the root and matches within open/close parens like initializations and method calls.

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) (\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	include('in-comment'),
109	(r'(?<!")"(?!")', Comment.Multiline),
110	(r'[^"]+?', Comment),
111	(r'"""\s*?$', Comment.Multiline, '#pop')
112	],
113	'singlequote-multiline-comment' : [
114	include('in-comment'),
115	(r"(<?!') ' (?!')", Comment.Multiline),
116	(r"'''\s*?$", 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)\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	'hasorimplementsorinherits': [
198	(r'(\s+)(has\|implements\|inherits\|where)(\s+)', bygroups(Text, Keyword.Declaration, Text), 'typelist'),
199	(include('([\t ])([),])?([\t ])'), bygroups(Text, Punctuation, Text), 'root')
200	],
201	}
202
203
204
205	class CSharpLexer(RegexLexer):
206	"""
207	For `C# <http://msdn2.microsoft.com/en-us/vcsharp/default.aspx>`_
208	source code.
209
210	Additional options accepted:
211
212	`unicodelevel`
213	Determines which Unicode characters this lexer allows for identifiers.
214	The possible values are:
215
216	* ``none`` -- only the ASCII letters and numbers are allowed. This
217	is the fastest selection.
218	* ``basic`` -- all Unicode characters from the specification except
219	category ``Lo`` are allowed.
220	* ``full`` -- all Unicode characters as specified in the C# specs
221	are allowed. Note that this means a considerable slowdown since the
222	``Lo`` category has more than 40,000 characters in it!
223
224	The default value is ``basic``.
225
226	New in Pygments 0.8.
227	"""
228
229	name = 'C#'
230	aliases = ['csharp', 'c#']
231	filenames = ['*.cs']
232	mimetypes = ['text/x-csharp'] # inferred
233
234	flags = re.MULTILINE \| re.DOTALL \| re.UNICODE
235
236	# for the range of allowed unicode characters in identifiers,
237	# see http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-334.pdf
238
239	levels = {
240	'none': '@?[_a-zA-Z][a-zA-Z0-9_]*',
241	'basic': ('@?[_' + uni.Lu + uni.Ll + uni.Lt + uni.Lm + uni.Nl + ']' +
242	'[' + uni.Lu + uni.Ll + uni.Lt + uni.Lm + uni.Nl +
243	uni.Nd + uni.Pc + uni.Cf + uni.Mn + uni.Mc + ']*'),
244	'full': ('@?(?:_\|[^' +
245	_escape(uni.allexcept('Lu', 'Ll', 'Lt', 'Lm', 'Lo', 'Nl')) + '])'
246	+ '[^' + _escape(uni.allexcept('Lu', 'Ll', 'Lt', 'Lm', 'Lo',
247	'Nl', 'Nd', 'Pc', 'Cf', 'Mn',
248	'Mc')) + ']*'),
249	}
250
251	tokens = {}
252	token_variants = True
253
254	for levelname, cs_ident in levels.items():
255	tokens[levelname] = {
256	'root': [
257	# method names
258	(r'^([ \t]*(?:' + cs_ident + r'(?:\[\])?\s+)+?)' # return type
259	r'(' + cs_ident + ')' # method name
260	r'(\s*)(\()', # signature start
261	bygroups(using(this), Name.Function, Text, Punctuation)),
262	(r'^\s\[.?\]', Name.Attribute),
263	(r'[^\S\n]+', Text),
264	(r'\\\n', Text), # line continuation
265	(r'//.*?\n', Comment.Single),
266	(r'/[](.\|\n)?[*]/', Comment.Multiline),
267	(r'\n', Text),
268	(r'[~!%^&*()+=\|\[\]:;,.<>/?-]', Punctuation),
269	(r'[{}]', Punctuation),
270	(r'@"(\\\\\|\\"\|[^"])*"', String),
271	(r'"(\\\\\|\\"\|[^"\n])*["\n]', String),
272	(r"'\\.'\|'[^\\]'", String.Char),
273	(r"[0-9](\.[0-9]*)?([eE][+-][0-9]+)?"
274	r"[flFLdD]?\|0[xX][0-9a-fA-F]+[Ll]?", Number),
275	(r'#[ \t]*(if\|endif\|else\|elif\|define\|undef\|'
276	r'line\|error\|warning\|region\|endregion\|pragma)\b.*?\n',
277	Comment.Preproc),
278	(r'\b(extern)(\s+)(alias)\b', bygroups(Keyword, Text,
279	Keyword)),
280	(r'(abstract\|as\|base\|break\|case\|catch\|'
281	r'checked\|const\|continue\|default\|delegate\|'
282	r'do\|else\|enum\|event\|explicit\|extern\|false\|finally\|'
283	r'fixed\|for\|foreach\|goto\|if\|implicit\|in\|interface\|'
284	r'internal\|is\|lock\|new\|null\|operator\|'
285	r'out\|override\|params\|private\|protected\|public\|readonly\|'
286	r'ref\|return\|sealed\|sizeof\|stackalloc\|static\|'
287	r'switch\|this\|throw\|true\|try\|typeof\|'
288	r'unchecked\|unsafe\|virtual\|void\|while\|'
289	r'get\|set\|new\|partial\|yield\|add\|remove\|value)\b', Keyword),
290	(r'(global)(::)', bygroups(Keyword, Punctuation)),
291	(r'(bool\|byte\|char\|decimal\|double\|float\|int\|long\|object\|sbyte\|'
292	r'short\|string\|uint\|ulong\|ushort)\b\??', Keyword.Type),
293	(r'(class\|struct)(\s+)', bygroups(Keyword, Text), 'class'),
294	(r'(namespace\|using)(\s+)', bygroups(Keyword, Text), 'namespace'),
295	(cs_ident, Name),
296	],
297	'class': [
298	(cs_ident, Name.Class, '#pop')
299	],
300	'namespace': [
301	(r'(?=\()', Text, '#pop'), # using (resource)
302	('(' + cs_ident + r'\|\.)+', Name.Namespace, '#pop')
303	]
304	}
305
306	def __init__(self, **options):
307	level = get_choice_opt(options, 'unicodelevel', self.tokens.keys(), 'basic')
308	if level not in self._all_tokens:
309	# compile the regexes now
310	self._tokens = self.__class__.process_tokendef(level)
311	else:
312	self._tokens = self._all_tokens[level]
313
314	RegexLexer.__init__(self, **options)
315
316
317	class BooLexer(RegexLexer):
318	"""
319	For `Boo <http://boo.codehaus.org/>`_ source code.
320	"""
321
322	name = 'Boo'
323	aliases = ['boo']
324	filenames = ['*.boo']
325	mimetypes = ['text/x-boo']
326
327	tokens = {
328	'root': [
329	(r'\s+', Text),
330	(r'(#\|//).*$', Comment.Single),
331	(r'/[*]', Comment.Multiline, 'comment'),
332	(r'[]{}:(),.;[]', Punctuation),
333	(r'\\\n', Text),
334	(r'\\', Text),
335	(r'(in\|is\|and\|or\|not)\b', Operator.Word),
336	(r'/(\\\\\|\\/\|[^/\s])/', String.Regex),
337	(r'@/(\\\\\|\\/\|[^/])*/', String.Regex),
338	(r'=~\|!=\|==\|<<\|>>\|[-+/*%=<>&^\|]', Operator),
339	(r'(as\|abstract\|callable\|constructor\|destructor\|do\|import\|'
340	r'enum\|event\|final\|get\|interface\|internal\|of\|override\|'
341	r'partial\|private\|protected\|public\|return\|set\|static\|'
342	r'struct\|transient\|virtual\|yield\|super\|and\|break\|cast\|'
343	r'continue\|elif\|else\|ensure\|except\|for\|given\|goto\|if\|in\|'
344	r'is\|isa\|not\|or\|otherwise\|pass\|raise\|ref\|try\|unless\|when\|'
345	r'while\|from\|as)\b', Keyword),
346	(r'def(?=\s+$.*?$)', Keyword),
347	(r'(def)(\s+)', bygroups(Keyword, Text), 'funcname'),
348	(r'(class)(\s+)', bygroups(Keyword, Text), 'classname'),
349	(r'(namespace)(\s+)', bygroups(Keyword, Text), 'namespace'),
350	(r'(?<!\.)(true\|false\|null\|self\|__eval__\|__switch__\|array\|'
351	r'assert\|checked\|enumerate\|filter\|getter\|len\|lock\|map\|'
352	r'matrix\|max\|min\|normalArrayIndexing\|print\|property\|range\|'
353	r'rawArrayIndexing\|required\|typeof\|unchecked\|using\|'
354	r'yieldAll\|zip)\b', Name.Builtin),
355	('"""(\\\\\|\\"\|.*?)"""', String.Double),
356	('"(\\\\\|\\"\|[^"]*?)"', String.Double),
357	("'(\\\\\|\\'\|[^']*?)'", String.Single),
358	('[a-zA-Z_][a-zA-Z0-9_]*', Name),
359	(r'(\d+\.\d\|\d\.\d+)([fF][+-]?[0-9]+)?', Number.Float),
360	(r'[0-9][0-9\.]*(m\|ms\|d\|h\|s)', Number),
361	(r'0\d+', Number.Oct),
362	(r'0x[a-fA-F0-9]+', Number.Hex),
363	(r'\d+L', Number.Integer.Long),
364	(r'\d+', Number.Integer),
365	],
366	'comment': [
367	('/[*]', Comment.Multiline, '#push'),
368	('[*]/', Comment.Multiline, '#pop'),
369	('[^/*]', Comment.Multiline),
370	('[*/]', Comment.Multiline)
371	],
372	'funcname': [
373	('[a-zA-Z_][a-zA-Z0-9_]*', Name.Function, '#pop')
374	],
375	'classname': [
376	('[a-zA-Z_][a-zA-Z0-9_]*', Name.Class, '#pop')
377	],
378	'namespace': [
379	('[a-zA-Z_][a-zA-Z0-9_.]*', Name.Namespace, '#pop')
380	]
381	}
382
383
384	class VbNetLexer(RegexLexer):
385	"""
386	For
387	`Visual Basic.NET <http://msdn2.microsoft.com/en-us/vbasic/default.aspx>`_
388	source code.
389	"""
390
391	name = 'VB.net'
392	aliases = ['vb.net', 'vbnet']
393	filenames = ['.vb', '.bas']
394	mimetypes = ['text/x-vbnet', 'text/x-vba'] # (?)
395
396	flags = re.MULTILINE \| re.IGNORECASE
397	tokens = {
398	'root': [
399	(r'^\s<.?>', Name.Attribute),
400	(r'\s+', Text),
401	(r'\n', Text),
402	(r'rem\b.*?\n', Comment),
403	(r"'.*?\n", Comment),
404	(r'#If\s.?\sThen\|#ElseIf\s.?\sThen\|#End\s+If\|#Const\|'
405	r'#ExternalSource.*?\n\|#End\s+ExternalSource\|'
406	r'#Region.*?\n\|#End\s+Region\|#ExternalChecksum',
407	Comment.Preproc),
408	(r'[{}!#,.:]', Punctuation),
409	(r'Option\s+(Strict\|Explicit\|Compare)\s+'
410	r'(On\|Off\|Binary\|Text)', Keyword.Declaration),
411	(r'(?<!\.)(AddHandler\|Alias\|'
412	r'ByRef\|ByVal\|Call\|Case\|Catch\|CBool\|CByte\|CChar\|CDate\|'
413	r'CDec\|CDbl\|CInt\|CLng\|CObj\|Const\|Continue\|CSByte\|CShort\|'
414	r'CSng\|CStr\|CType\|CUInt\|CULng\|CUShort\|Declare\|'
415	r'Default\|Delegate\|Dim\|DirectCast\|Do\|Each\|Else\|ElseIf\|'
416	r'End\|EndIf\|Enum\|Erase\|Error\|Event\|Exit\|False\|Finally\|For\|'
417	r'Friend\|Function\|Get\|Global\|GoSub\|GoTo\|Handles\|If\|'
418	r'Implements\|Imports\|Inherits\|Interface\|'
419	r'Let\|Lib\|Loop\|Me\|Module\|MustInherit\|'
420	r'MustOverride\|MyBase\|MyClass\|Namespace\|Narrowing\|New\|Next\|'
421	r'Not\|Nothing\|NotInheritable\|NotOverridable\|Of\|On\|'
422	r'Operator\|Option\|Optional\|Overloads\|Overridable\|'
423	r'Overrides\|ParamArray\|Partial\|Private\|Property\|Protected\|'
424	r'Public\|RaiseEvent\|ReadOnly\|ReDim\|RemoveHandler\|Resume\|'
425	r'Return\|Select\|Set\|Shadows\|Shared\|Single\|'
426	r'Static\|Step\|Stop\|Structure\|Sub\|SyncLock\|Then\|'
427	r'Throw\|To\|True\|Try\|TryCast\|Wend\|'
428	r'Using\|When\|While\|Widening\|With\|WithEvents\|'
429	r'WriteOnly)\b', Keyword),
430	(r'(?<!\.)(Function\|Sub\|Property)(\s+)',
431	bygroups(Keyword, Text), 'funcname'),
432	(r'(?<!\.)(Class\|Structure\|Enum)(\s+)',
433	bygroups(Keyword, Text), 'classname'),
434	(r'(?<!\.)(Namespace\|Imports)(\s+)',
435	bygroups(Keyword, Text), 'namespace'),
436	(r'(?<!\.)(Boolean\|Byte\|Char\|Date\|Decimal\|Double\|Integer\|Long\|'
437	r'Object\|SByte\|Short\|Single\|String\|Variant\|UInteger\|ULong\|'
438	r'UShort)\b', Keyword.Type),
439	(r'(?<!\.)(AddressOf\|And\|AndAlso\|As\|GetType\|In\|Is\|IsNot\|Like\|Mod\|'
440	r'Or\|OrElse\|TypeOf\|Xor)\b', Operator.Word),
441	(r'&=\|[*]=\|/=\|\\=\|\^=\|\+=\|-=\|<<=\|>>=\|<<\|>>\|:=\|'
442	r'<=\|>=\|<>\|[-&*/\\^+=<>]',
443	Operator),
444	('"', String, 'string'),
445	('[a-zA-Z_][a-zA-Z0-9_]*[%&@!#$]?', Name),
446	('#.*?#', Literal.Date),
447	(r'(\d+\.\d\|\d\.\d+)([fF][+-]?[0-9]+)?', Number.Float),
448	(r'\d+([SILDFR]\|US\|UI\|UL)?', Number.Integer),
449	(r'&H[0-9a-f]+([SILDFR]\|US\|UI\|UL)?', Number.Integer),
450	(r'&O[0-7]+([SILDFR]\|US\|UI\|UL)?', Number.Integer),
451	(r'_\n', Text), # Line continuation
452	],
453	'string': [
454	(r'""', String),
455	(r'"C?', String, '#pop'),
456	(r'[^"]+', String),
457	],
458	'funcname': [
459	(r'[a-z_][a-z0-9_]*', Name.Function, '#pop')
460	],
461	'classname': [
462	(r'[a-z_][a-z0-9_]*', Name.Class, '#pop')
463	],
464	'namespace': [
465	(r'[a-z_][a-z0-9_.]*', Name.Namespace, '#pop')
466	],
467	}
468
469	class GenericAspxLexer(RegexLexer):
470	"""
471	Lexer for ASP.NET pages.
472	"""
473
474	name = 'aspx-gen'
475	filenames = []
476	mimetypes = []
477
478	flags = re.DOTALL
479
480	tokens = {
481	'root': [
482	(r'(<%[@=#]?)(.*?)(%>)', bygroups(Name.Tag, Other, Name.Tag)),
483	(r'(<script.?>)(.?)(</script>)', bygroups(using(XmlLexer),
484	Other,
485	using(XmlLexer))),
486	(r'(.+?)(?=<)', using(XmlLexer)),
487	(r'.+', using(XmlLexer)),
488	],
489	}
490
491	#TODO support multiple languages within the same source file
492	class CSharpAspxLexer(DelegatingLexer):
493	"""
494	Lexer for highligting C# within ASP.NET pages.
495	"""
496
497	name = 'aspx-cs'
498	aliases = ['aspx-cs']
499	filenames = ['.aspx', '.asax', '.ascx', '.ashx', '.asmx', '.axd']
500	mimetypes = []
501
502	def __init__(self, **options):
503	super(CSharpAspxLexer, self).__init__(CSharpLexer,GenericAspxLexer,
504	**options)
505
506	def analyse_text(text):
507	if re.search(r'Page\s*Language="C#"', text, re.I) is not None:
508	return 0.2
509	elif re.search(r'script[^>]+language=["\']C#', text, re.I) is not None:
510	return 0.15
511	return 0.001 # TODO really only for when filename matched...
512
513	class VbNetAspxLexer(DelegatingLexer):
514	"""
515	Lexer for highligting Visual Basic.net within ASP.NET pages.
516	"""
517
518	name = 'aspx-vb'
519	aliases = ['aspx-vb']
520	filenames = ['.aspx', '.asax', '.ascx', '.ashx', '.asmx', '.axd']
521	mimetypes = []
522
523	def __init__(self, **options):
524	super(VbNetAspxLexer, self).__init__(VbNetLexer,GenericAspxLexer,
525	**options)
526
527	def analyse_text(text):
528	if re.search(r'Page\s*Language="Vb"', text, re.I) is not None:
529	return 0.2
530	elif re.search(r'script[^>]+language=["\']vb', text, re.I) is not None:
531	return 0.15

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