ThirdParty/Pygments/pygments/lexers/dotnet.py

changeset 684
2f29a0b6e1c7
parent 12
1d8dd9706f46
child 808
8f85926125ef
--- a/ThirdParty/Pygments/pygments/lexers/dotnet.py	Sat Oct 16 20:28:00 2010 +0200
+++ b/ThirdParty/Pygments/pygments/lexers/dotnet.py	Wed Oct 20 08:39:56 2010 +0200
@@ -1,355 +1,355 @@
-# -*- coding: utf-8 -*-
-"""
-    pygments.lexers.dotnet
-    ~~~~~~~~~~~~~~~~~~~~~~
-
-    Lexers for .net languages.
-
-    :copyright: Copyright 2006-2009 by the Pygments team, see AUTHORS.
-    :license: BSD, see LICENSE for details.
-"""
-import re
-
-from pygments.lexer import RegexLexer, DelegatingLexer, bygroups, using, this
-from pygments.token import Punctuation, \
-     Text, Comment, Operator, Keyword, Name, String, Number, Literal, Other
-from pygments.util import get_choice_opt
-from pygments import unistring as uni
-
-from pygments.lexers.web import XmlLexer
-
-__all__ = ['CSharpLexer', 'BooLexer', 'VbNetLexer', 'CSharpAspxLexer',
-           'VbNetAspxLexer']
-
-
-def _escape(st):
-    return st.replace('\\', r'\\').replace('-', r'\-').\
-           replace('[', r'\[').replace(']', r'\]')
-
-class CSharpLexer(RegexLexer):
-    """
-    For `C# <http://msdn2.microsoft.com/en-us/vcsharp/default.aspx>`_
-    source code.
-
-    Additional options accepted:
-
-    `unicodelevel`
-      Determines which Unicode characters this lexer allows for identifiers.
-      The possible values are:
-
-      * ``none`` -- only the ASCII letters and numbers are allowed. This
-        is the fastest selection.
-      * ``basic`` -- all Unicode characters from the specification except
-        category ``Lo`` are allowed.
-      * ``full`` -- all Unicode characters as specified in the C# specs
-        are allowed.  Note that this means a considerable slowdown since the
-        ``Lo`` category has more than 40,000 characters in it!
-
-      The default value is ``basic``.
-
-      *New in Pygments 0.8.*
-    """
-
-    name = 'C#'
-    aliases = ['csharp', 'c#']
-    filenames = ['*.cs']
-    mimetypes = ['text/x-csharp'] # inferred
-
-    flags = re.MULTILINE | re.DOTALL | re.UNICODE
-
-    # for the range of allowed unicode characters in identifiers,
-    # see http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-334.pdf
-
-    levels = {
-        'none': '@?[_a-zA-Z][a-zA-Z0-9_]*',
-        'basic': ('@?[_' + uni.Lu + uni.Ll + uni.Lt + uni.Lm + uni.Nl + ']' +
-                  '[' + uni.Lu + uni.Ll + uni.Lt + uni.Lm + uni.Nl +
-                  uni.Nd + uni.Pc + uni.Cf + uni.Mn + uni.Mc + ']*'),
-        'full': ('@?(?:_|[^' +
-                 _escape(uni.allexcept('Lu', 'Ll', 'Lt', 'Lm', 'Lo', 'Nl')) + '])'
-                 + '[^' + _escape(uni.allexcept('Lu', 'Ll', 'Lt', 'Lm', 'Lo',
-                                                'Nl', 'Nd', 'Pc', 'Cf', 'Mn',
-                                                'Mc')) + ']*'),
-    }
-
-    tokens = {}
-    token_variants = True
-
-    for levelname, cs_ident in list(levels.items()):
-        tokens[levelname] = {
-            'root': [
-                # method names
-                (r'^([ \t]*(?:' + cs_ident + r'(?:\[\])?\s+)+?)' # return type
-                 r'(' + cs_ident + ')'                           # method name
-                 r'(\s*)(\()',                               # signature start
-                 bygroups(using(this), Name.Function, Text, Punctuation)),
-                (r'^\s*\[.*?\]', Name.Attribute),
-                (r'[^\S\n]+', Text),
-                (r'\\\n', Text), # line continuation
-                (r'//.*?\n', Comment.Single),
-                (r'/[*](.|\n)*?[*]/', Comment.Multiline),
-                (r'\n', Text),
-                (r'[~!%^&*()+=|\[\]:;,.<>/?-]', Punctuation),
-                (r'[{}]', Punctuation),
-                (r'@"(\\\\|\\"|[^"])*"', String),
-                (r'"(\\\\|\\"|[^"\n])*["\n]', String),
-                (r"'\\.'|'[^\\]'", String.Char),
-                (r"[0-9](\.[0-9]*)?([eE][+-][0-9]+)?"
-                 r"[flFLdD]?|0[xX][0-9a-fA-F]+[Ll]?", Number),
-                (r'#[ \t]*(if|endif|else|elif|define|undef|'
-                 r'line|error|warning|region|endregion|pragma)\b.*?\n',
-                 Comment.Preproc),
-                (r'\b(extern)(\s+)(alias)\b', bygroups(Keyword, Text,
-                 Keyword)),
-                (r'(abstract|as|base|break|case|catch|'
-                 r'checked|const|continue|default|delegate|'
-                 r'do|else|enum|event|explicit|extern|false|finally|'
-                 r'fixed|for|foreach|goto|if|implicit|in|interface|'
-                 r'internal|is|lock|new|null|operator|'
-                 r'out|override|params|private|protected|public|readonly|'
-                 r'ref|return|sealed|sizeof|stackalloc|static|'
-                 r'switch|this|throw|true|try|typeof|'
-                 r'unchecked|unsafe|virtual|void|while|'
-                 r'get|set|new|partial|yield|add|remove|value)\b', Keyword),
-                (r'(global)(::)', bygroups(Keyword, Punctuation)),
-                (r'(bool|byte|char|decimal|double|float|int|long|object|sbyte|'
-                 r'short|string|uint|ulong|ushort)\b\??', Keyword.Type),
-                (r'(class|struct)(\s+)', bygroups(Keyword, Text), 'class'),
-                (r'(namespace|using)(\s+)', bygroups(Keyword, Text), 'namespace'),
-                (cs_ident, Name),
-            ],
-            'class': [
-                (cs_ident, Name.Class, '#pop')
-            ],
-            'namespace': [
-                (r'(?=\()', Text, '#pop'), # using (resource)
-                ('(' + cs_ident + r'|\.)+', Name.Namespace, '#pop')
-            ]
-        }
-
-    def __init__(self, **options):
-        level = get_choice_opt(options, 'unicodelevel', list(self.tokens.keys()), 'basic')
-        if level not in self._all_tokens:
-            # compile the regexes now
-            self._tokens = self.__class__.process_tokendef(level)
-        else:
-            self._tokens = self._all_tokens[level]
-
-        RegexLexer.__init__(self, **options)
-
-
-class BooLexer(RegexLexer):
-    """
-    For `Boo <http://boo.codehaus.org/>`_ source code.
-    """
-
-    name = 'Boo'
-    aliases = ['boo']
-    filenames = ['*.boo']
-    mimetypes = ['text/x-boo']
-
-    tokens = {
-        'root': [
-            (r'\s+', Text),
-            (r'(#|//).*$', Comment.Single),
-            (r'/[*]', Comment.Multiline, 'comment'),
-            (r'[]{}:(),.;[]', Punctuation),
-            (r'\\\n', Text),
-            (r'\\', Text),
-            (r'(in|is|and|or|not)\b', Operator.Word),
-            (r'/(\\\\|\\/|[^/\s])/', String.Regex),
-            (r'@/(\\\\|\\/|[^/])*/', String.Regex),
-            (r'=~|!=|==|<<|>>|[-+/*%=<>&^|]', Operator),
-            (r'(as|abstract|callable|constructor|destructor|do|import|'
-             r'enum|event|final|get|interface|internal|of|override|'
-             r'partial|private|protected|public|return|set|static|'
-             r'struct|transient|virtual|yield|super|and|break|cast|'
-             r'continue|elif|else|ensure|except|for|given|goto|if|in|'
-             r'is|isa|not|or|otherwise|pass|raise|ref|try|unless|when|'
-             r'while|from|as)\b', Keyword),
-            (r'def(?=\s+\(.*?\))', Keyword),
-            (r'(def)(\s+)', bygroups(Keyword, Text), 'funcname'),
-            (r'(class)(\s+)', bygroups(Keyword, Text), 'classname'),
-            (r'(namespace)(\s+)', bygroups(Keyword, Text), 'namespace'),
-            (r'(?<!\.)(true|false|null|self|__eval__|__switch__|array|'
-             r'assert|checked|enumerate|filter|getter|len|lock|map|'
-             r'matrix|max|min|normalArrayIndexing|print|property|range|'
-             r'rawArrayIndexing|required|typeof|unchecked|using|'
-             r'yieldAll|zip)\b', Name.Builtin),
-            ('"""(\\\\|\\"|.*?)"""', String.Double),
-            ('"(\\\\|\\"|[^"]*?)"', String.Double),
-            ("'(\\\\|\\'|[^']*?)'", String.Single),
-            ('[a-zA-Z_][a-zA-Z0-9_]*', Name),
-            (r'(\d+\.\d*|\d*\.\d+)([fF][+-]?[0-9]+)?', Number.Float),
-            (r'[0-9][0-9\.]*(m|ms|d|h|s)', Number),
-            (r'0\d+', Number.Oct),
-            (r'0x[a-fA-F0-9]+', Number.Hex),
-            (r'\d+L', Number.Integer.Long),
-            (r'\d+', Number.Integer),
-        ],
-        'comment': [
-            ('/[*]', Comment.Multiline, '#push'),
-            ('[*]/', Comment.Multiline, '#pop'),
-            ('[^/*]', Comment.Multiline),
-            ('[*/]', Comment.Multiline)
-        ],
-        'funcname': [
-            ('[a-zA-Z_][a-zA-Z0-9_]*', Name.Function, '#pop')
-        ],
-        'classname': [
-            ('[a-zA-Z_][a-zA-Z0-9_]*', Name.Class, '#pop')
-        ],
-        'namespace': [
-            ('[a-zA-Z_][a-zA-Z0-9_.]*', Name.Namespace, '#pop')
-        ]
-    }
-
-
-class VbNetLexer(RegexLexer):
-    """
-    For
-    `Visual Basic.NET <http://msdn2.microsoft.com/en-us/vbasic/default.aspx>`_
-    source code.
-    """
-
-    name = 'VB.net'
-    aliases = ['vb.net', 'vbnet']
-    filenames = ['*.vb', '*.bas']
-    mimetypes = ['text/x-vbnet', 'text/x-vba'] # (?)
-
-    flags = re.MULTILINE | re.IGNORECASE
-    tokens = {
-        'root': [
-            (r'^\s*<.*?>', Name.Attribute),
-            (r'\s+', Text),
-            (r'\n', Text),
-            (r'rem\b.*?\n', Comment),
-            (r"'.*?\n", Comment),
-            (r'#If\s.*?\sThen|#ElseIf\s.*?\sThen|#End\s+If|#Const|'
-             r'#ExternalSource.*?\n|#End\s+ExternalSource|'
-             r'#Region.*?\n|#End\s+Region|#ExternalChecksum',
-             Comment.Preproc),
-            (r'[\(\){}!#,.:]', Punctuation),
-            (r'Option\s+(Strict|Explicit|Compare)\s+'
-             r'(On|Off|Binary|Text)', Keyword.Declaration),
-            (r'(?<!\.)(AddHandler|Alias|'
-             r'ByRef|ByVal|Call|Case|Catch|CBool|CByte|CChar|CDate|'
-             r'CDec|CDbl|CInt|CLng|CObj|Const|Continue|CSByte|CShort|'
-             r'CSng|CStr|CType|CUInt|CULng|CUShort|Declare|'
-             r'Default|Delegate|Dim|DirectCast|Do|Each|Else|ElseIf|'
-             r'End|EndIf|Enum|Erase|Error|Event|Exit|False|Finally|For|'
-             r'Friend|Function|Get|Global|GoSub|GoTo|Handles|If|'
-             r'Implements|Imports|Inherits|Interface|'
-             r'Let|Lib|Loop|Me|Module|MustInherit|'
-             r'MustOverride|MyBase|MyClass|Namespace|Narrowing|New|Next|'
-             r'Not|Nothing|NotInheritable|NotOverridable|Of|On|'
-             r'Operator|Option|Optional|Overloads|Overridable|'
-             r'Overrides|ParamArray|Partial|Private|Property|Protected|'
-             r'Public|RaiseEvent|ReadOnly|ReDim|RemoveHandler|Resume|'
-             r'Return|Select|Set|Shadows|Shared|Single|'
-             r'Static|Step|Stop|Structure|Sub|SyncLock|Then|'
-             r'Throw|To|True|Try|TryCast|Wend|'
-             r'Using|When|While|Widening|With|WithEvents|'
-             r'WriteOnly)\b', Keyword),
-            (r'(?<!\.)(Function|Sub|Property)(\s+)',
-             bygroups(Keyword, Text), 'funcname'),
-            (r'(?<!\.)(Class|Structure|Enum)(\s+)',
-             bygroups(Keyword, Text), 'classname'),
-            (r'(?<!\.)(Namespace|Imports)(\s+)',
-             bygroups(Keyword, Text), 'namespace'),
-            (r'(?<!\.)(Boolean|Byte|Char|Date|Decimal|Double|Integer|Long|'
-             r'Object|SByte|Short|Single|String|Variant|UInteger|ULong|'
-             r'UShort)\b', Keyword.Type),
-            (r'(?<!\.)(AddressOf|And|AndAlso|As|GetType|In|Is|IsNot|Like|Mod|'
-             r'Or|OrElse|TypeOf|Xor)\b', Operator.Word),
-            (r'&=|[*]=|/=|\\=|\^=|\+=|-=|<<=|>>=|<<|>>|:=|'
-             r'<=|>=|<>|[-&*/\\^+=<>]',
-             Operator),
-            ('"', String, 'string'),
-            ('[a-zA-Z_][a-zA-Z0-9_]*[%&@!#$]?', Name),
-            ('#.*?#', Literal.Date),
-            (r'(\d+\.\d*|\d*\.\d+)([fF][+-]?[0-9]+)?', Number.Float),
-            (r'\d+([SILDFR]|US|UI|UL)?', Number.Integer),
-            (r'&H[0-9a-f]+([SILDFR]|US|UI|UL)?', Number.Integer),
-            (r'&O[0-7]+([SILDFR]|US|UI|UL)?', Number.Integer),
-            (r'_\n', Text), # Line continuation
-        ],
-        'string': [
-            (r'""', String),
-            (r'"C?', String, '#pop'),
-            (r'[^"]+', String),
-        ],
-        'funcname': [
-            (r'[a-z_][a-z0-9_]*', Name.Function, '#pop')
-        ],
-        'classname': [
-            (r'[a-z_][a-z0-9_]*', Name.Class, '#pop')
-        ],
-        'namespace': [
-            (r'[a-z_][a-z0-9_.]*', Name.Namespace, '#pop')
-        ],
-    }
-
-class GenericAspxLexer(RegexLexer):
-    """
-    Lexer for ASP.NET pages.
-    """
-
-    name = 'aspx-gen'
-    filenames = []
-    mimetypes = []
-
-    flags = re.DOTALL
-
-    tokens = {
-        'root': [
-            (r'(<%[@=#]?)(.*?)(%>)', bygroups(Name.Tag, Other, Name.Tag)),
-            (r'(<script.*?>)(.*?)(</script>)', bygroups(using(XmlLexer),
-                                                        Other,
-                                                        using(XmlLexer))),
-            (r'(.+?)(?=<)', using(XmlLexer)),
-            (r'.+', using(XmlLexer)),
-        ],
-    }
-
-#TODO support multiple languages within the same source file
-class CSharpAspxLexer(DelegatingLexer):
-    """
-    Lexer for highligting C# within ASP.NET pages.
-    """
-
-    name = 'aspx-cs'
-    aliases = ['aspx-cs']
-    filenames = ['*.aspx', '*.asax', '*.ascx', '*.ashx', '*.asmx', '*.axd']
-    mimetypes = []
-
-    def __init__(self, **options):
-        super(CSharpAspxLexer, self).__init__(CSharpLexer,GenericAspxLexer,
-                                              **options)
-
-    def analyse_text(text):
-        if re.search(r'Page\s*Language="C#"', text, re.I) is not None:
-            return 0.2
-        elif re.search(r'script[^>]+language=["\']C#', text, re.I) is not None:
-            return 0.15
-        return 0.001 # TODO really only for when filename matched...
-
-class VbNetAspxLexer(DelegatingLexer):
-    """
-    Lexer for highligting Visual Basic.net within ASP.NET pages.
-    """
-
-    name = 'aspx-vb'
-    aliases = ['aspx-vb']
-    filenames = ['*.aspx', '*.asax', '*.ascx', '*.ashx', '*.asmx', '*.axd']
-    mimetypes = []
-
-    def __init__(self, **options):
-        super(VbNetAspxLexer, self).__init__(VbNetLexer,GenericAspxLexer,
-                                              **options)
-
-    def analyse_text(text):
-        if re.search(r'Page\s*Language="Vb"', text, re.I) is not None:
-            return 0.2
-        elif re.search(r'script[^>]+language=["\']vb', text, re.I) is not None:
-            return 0.15
+# -*- coding: utf-8 -*-
+"""
+    pygments.lexers.dotnet
+    ~~~~~~~~~~~~~~~~~~~~~~
+
+    Lexers for .net languages.
+
+    :copyright: Copyright 2006-2010 by the Pygments team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+"""
+import re
+
+from pygments.lexer import RegexLexer, DelegatingLexer, bygroups, using, this
+from pygments.token import Punctuation, \
+     Text, Comment, Operator, Keyword, Name, String, Number, Literal, Other
+from pygments.util import get_choice_opt
+from pygments import unistring as uni
+
+from pygments.lexers.web import XmlLexer
+
+__all__ = ['CSharpLexer', 'BooLexer', 'VbNetLexer', 'CSharpAspxLexer',
+           'VbNetAspxLexer']
+
+
+def _escape(st):
+    return st.replace('\\', r'\\').replace('-', r'\-').\
+           replace('[', r'\[').replace(']', r'\]')
+
+class CSharpLexer(RegexLexer):
+    """
+    For `C# <http://msdn2.microsoft.com/en-us/vcsharp/default.aspx>`_
+    source code.
+
+    Additional options accepted:
+
+    `unicodelevel`
+      Determines which Unicode characters this lexer allows for identifiers.
+      The possible values are:
+
+      * ``none`` -- only the ASCII letters and numbers are allowed. This
+        is the fastest selection.
+      * ``basic`` -- all Unicode characters from the specification except
+        category ``Lo`` are allowed.
+      * ``full`` -- all Unicode characters as specified in the C# specs
+        are allowed.  Note that this means a considerable slowdown since the
+        ``Lo`` category has more than 40,000 characters in it!
+
+      The default value is ``basic``.
+
+      *New in Pygments 0.8.*
+    """
+
+    name = 'C#'
+    aliases = ['csharp', 'c#']
+    filenames = ['*.cs']
+    mimetypes = ['text/x-csharp'] # inferred
+
+    flags = re.MULTILINE | re.DOTALL | re.UNICODE
+
+    # for the range of allowed unicode characters in identifiers,
+    # see http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-334.pdf
+
+    levels = {
+        'none': '@?[_a-zA-Z][a-zA-Z0-9_]*',
+        'basic': ('@?[_' + uni.Lu + uni.Ll + uni.Lt + uni.Lm + uni.Nl + ']' +
+                  '[' + uni.Lu + uni.Ll + uni.Lt + uni.Lm + uni.Nl +
+                  uni.Nd + uni.Pc + uni.Cf + uni.Mn + uni.Mc + ']*'),
+        'full': ('@?(?:_|[^' +
+                 _escape(uni.allexcept('Lu', 'Ll', 'Lt', 'Lm', 'Lo', 'Nl')) + '])'
+                 + '[^' + _escape(uni.allexcept('Lu', 'Ll', 'Lt', 'Lm', 'Lo',
+                                                'Nl', 'Nd', 'Pc', 'Cf', 'Mn',
+                                                'Mc')) + ']*'),
+    }
+
+    tokens = {}
+    token_variants = True
+
+    for levelname, cs_ident in list(levels.items()):
+        tokens[levelname] = {
+            'root': [
+                # method names
+                (r'^([ \t]*(?:' + cs_ident + r'(?:\[\])?\s+)+?)' # return type
+                 r'(' + cs_ident + ')'                           # method name
+                 r'(\s*)(\()',                               # signature start
+                 bygroups(using(this), Name.Function, Text, Punctuation)),
+                (r'^\s*\[.*?\]', Name.Attribute),
+                (r'[^\S\n]+', Text),
+                (r'\\\n', Text), # line continuation
+                (r'//.*?\n', Comment.Single),
+                (r'/[*](.|\n)*?[*]/', Comment.Multiline),
+                (r'\n', Text),
+                (r'[~!%^&*()+=|\[\]:;,.<>/?-]', Punctuation),
+                (r'[{}]', Punctuation),
+                (r'@"(\\\\|\\"|[^"])*"', String),
+                (r'"(\\\\|\\"|[^"\n])*["\n]', String),
+                (r"'\\.'|'[^\\]'", String.Char),
+                (r"[0-9](\.[0-9]*)?([eE][+-][0-9]+)?"
+                 r"[flFLdD]?|0[xX][0-9a-fA-F]+[Ll]?", Number),
+                (r'#[ \t]*(if|endif|else|elif|define|undef|'
+                 r'line|error|warning|region|endregion|pragma)\b.*?\n',
+                 Comment.Preproc),
+                (r'\b(extern)(\s+)(alias)\b', bygroups(Keyword, Text,
+                 Keyword)),
+                (r'(abstract|as|base|break|case|catch|'
+                 r'checked|const|continue|default|delegate|'
+                 r'do|else|enum|event|explicit|extern|false|finally|'
+                 r'fixed|for|foreach|goto|if|implicit|in|interface|'
+                 r'internal|is|lock|new|null|operator|'
+                 r'out|override|params|private|protected|public|readonly|'
+                 r'ref|return|sealed|sizeof|stackalloc|static|'
+                 r'switch|this|throw|true|try|typeof|'
+                 r'unchecked|unsafe|virtual|void|while|'
+                 r'get|set|new|partial|yield|add|remove|value)\b', Keyword),
+                (r'(global)(::)', bygroups(Keyword, Punctuation)),
+                (r'(bool|byte|char|decimal|double|float|int|long|object|sbyte|'
+                 r'short|string|uint|ulong|ushort)\b\??', Keyword.Type),
+                (r'(class|struct)(\s+)', bygroups(Keyword, Text), 'class'),
+                (r'(namespace|using)(\s+)', bygroups(Keyword, Text), 'namespace'),
+                (cs_ident, Name),
+            ],
+            'class': [
+                (cs_ident, Name.Class, '#pop')
+            ],
+            'namespace': [
+                (r'(?=\()', Text, '#pop'), # using (resource)
+                ('(' + cs_ident + r'|\.)+', Name.Namespace, '#pop')
+            ]
+        }
+
+    def __init__(self, **options):
+        level = get_choice_opt(options, 'unicodelevel', list(self.tokens.keys()), 'basic')
+        if level not in self._all_tokens:
+            # compile the regexes now
+            self._tokens = self.__class__.process_tokendef(level)
+        else:
+            self._tokens = self._all_tokens[level]
+
+        RegexLexer.__init__(self, **options)
+
+
+class BooLexer(RegexLexer):
+    """
+    For `Boo <http://boo.codehaus.org/>`_ source code.
+    """
+
+    name = 'Boo'
+    aliases = ['boo']
+    filenames = ['*.boo']
+    mimetypes = ['text/x-boo']
+
+    tokens = {
+        'root': [
+            (r'\s+', Text),
+            (r'(#|//).*$', Comment.Single),
+            (r'/[*]', Comment.Multiline, 'comment'),
+            (r'[]{}:(),.;[]', Punctuation),
+            (r'\\\n', Text),
+            (r'\\', Text),
+            (r'(in|is|and|or|not)\b', Operator.Word),
+            (r'/(\\\\|\\/|[^/\s])/', String.Regex),
+            (r'@/(\\\\|\\/|[^/])*/', String.Regex),
+            (r'=~|!=|==|<<|>>|[-+/*%=<>&^|]', Operator),
+            (r'(as|abstract|callable|constructor|destructor|do|import|'
+             r'enum|event|final|get|interface|internal|of|override|'
+             r'partial|private|protected|public|return|set|static|'
+             r'struct|transient|virtual|yield|super|and|break|cast|'
+             r'continue|elif|else|ensure|except|for|given|goto|if|in|'
+             r'is|isa|not|or|otherwise|pass|raise|ref|try|unless|when|'
+             r'while|from|as)\b', Keyword),
+            (r'def(?=\s+\(.*?\))', Keyword),
+            (r'(def)(\s+)', bygroups(Keyword, Text), 'funcname'),
+            (r'(class)(\s+)', bygroups(Keyword, Text), 'classname'),
+            (r'(namespace)(\s+)', bygroups(Keyword, Text), 'namespace'),
+            (r'(?<!\.)(true|false|null|self|__eval__|__switch__|array|'
+             r'assert|checked|enumerate|filter|getter|len|lock|map|'
+             r'matrix|max|min|normalArrayIndexing|print|property|range|'
+             r'rawArrayIndexing|required|typeof|unchecked|using|'
+             r'yieldAll|zip)\b', Name.Builtin),
+            ('"""(\\\\|\\"|.*?)"""', String.Double),
+            ('"(\\\\|\\"|[^"]*?)"', String.Double),
+            ("'(\\\\|\\'|[^']*?)'", String.Single),
+            ('[a-zA-Z_][a-zA-Z0-9_]*', Name),
+            (r'(\d+\.\d*|\d*\.\d+)([fF][+-]?[0-9]+)?', Number.Float),
+            (r'[0-9][0-9\.]*(m|ms|d|h|s)', Number),
+            (r'0\d+', Number.Oct),
+            (r'0x[a-fA-F0-9]+', Number.Hex),
+            (r'\d+L', Number.Integer.Long),
+            (r'\d+', Number.Integer),
+        ],
+        'comment': [
+            ('/[*]', Comment.Multiline, '#push'),
+            ('[*]/', Comment.Multiline, '#pop'),
+            ('[^/*]', Comment.Multiline),
+            ('[*/]', Comment.Multiline)
+        ],
+        'funcname': [
+            ('[a-zA-Z_][a-zA-Z0-9_]*', Name.Function, '#pop')
+        ],
+        'classname': [
+            ('[a-zA-Z_][a-zA-Z0-9_]*', Name.Class, '#pop')
+        ],
+        'namespace': [
+            ('[a-zA-Z_][a-zA-Z0-9_.]*', Name.Namespace, '#pop')
+        ]
+    }
+
+
+class VbNetLexer(RegexLexer):
+    """
+    For
+    `Visual Basic.NET <http://msdn2.microsoft.com/en-us/vbasic/default.aspx>`_
+    source code.
+    """
+
+    name = 'VB.net'
+    aliases = ['vb.net', 'vbnet']
+    filenames = ['*.vb', '*.bas']
+    mimetypes = ['text/x-vbnet', 'text/x-vba'] # (?)
+
+    flags = re.MULTILINE | re.IGNORECASE
+    tokens = {
+        'root': [
+            (r'^\s*<.*?>', Name.Attribute),
+            (r'\s+', Text),
+            (r'\n', Text),
+            (r'rem\b.*?\n', Comment),
+            (r"'.*?\n", Comment),
+            (r'#If\s.*?\sThen|#ElseIf\s.*?\sThen|#End\s+If|#Const|'
+             r'#ExternalSource.*?\n|#End\s+ExternalSource|'
+             r'#Region.*?\n|#End\s+Region|#ExternalChecksum',
+             Comment.Preproc),
+            (r'[\(\){}!#,.:]', Punctuation),
+            (r'Option\s+(Strict|Explicit|Compare)\s+'
+             r'(On|Off|Binary|Text)', Keyword.Declaration),
+            (r'(?<!\.)(AddHandler|Alias|'
+             r'ByRef|ByVal|Call|Case|Catch|CBool|CByte|CChar|CDate|'
+             r'CDec|CDbl|CInt|CLng|CObj|Const|Continue|CSByte|CShort|'
+             r'CSng|CStr|CType|CUInt|CULng|CUShort|Declare|'
+             r'Default|Delegate|Dim|DirectCast|Do|Each|Else|ElseIf|'
+             r'End|EndIf|Enum|Erase|Error|Event|Exit|False|Finally|For|'
+             r'Friend|Function|Get|Global|GoSub|GoTo|Handles|If|'
+             r'Implements|Imports|Inherits|Interface|'
+             r'Let|Lib|Loop|Me|Module|MustInherit|'
+             r'MustOverride|MyBase|MyClass|Namespace|Narrowing|New|Next|'
+             r'Not|Nothing|NotInheritable|NotOverridable|Of|On|'
+             r'Operator|Option|Optional|Overloads|Overridable|'
+             r'Overrides|ParamArray|Partial|Private|Property|Protected|'
+             r'Public|RaiseEvent|ReadOnly|ReDim|RemoveHandler|Resume|'
+             r'Return|Select|Set|Shadows|Shared|Single|'
+             r'Static|Step|Stop|Structure|Sub|SyncLock|Then|'
+             r'Throw|To|True|Try|TryCast|Wend|'
+             r'Using|When|While|Widening|With|WithEvents|'
+             r'WriteOnly)\b', Keyword),
+            (r'(?<!\.)(Function|Sub|Property)(\s+)',
+             bygroups(Keyword, Text), 'funcname'),
+            (r'(?<!\.)(Class|Structure|Enum)(\s+)',
+             bygroups(Keyword, Text), 'classname'),
+            (r'(?<!\.)(Namespace|Imports)(\s+)',
+             bygroups(Keyword, Text), 'namespace'),
+            (r'(?<!\.)(Boolean|Byte|Char|Date|Decimal|Double|Integer|Long|'
+             r'Object|SByte|Short|Single|String|Variant|UInteger|ULong|'
+             r'UShort)\b', Keyword.Type),
+            (r'(?<!\.)(AddressOf|And|AndAlso|As|GetType|In|Is|IsNot|Like|Mod|'
+             r'Or|OrElse|TypeOf|Xor)\b', Operator.Word),
+            (r'&=|[*]=|/=|\\=|\^=|\+=|-=|<<=|>>=|<<|>>|:=|'
+             r'<=|>=|<>|[-&*/\\^+=<>]',
+             Operator),
+            ('"', String, 'string'),
+            ('[a-zA-Z_][a-zA-Z0-9_]*[%&@!#$]?', Name),
+            ('#.*?#', Literal.Date),
+            (r'(\d+\.\d*|\d*\.\d+)([fF][+-]?[0-9]+)?', Number.Float),
+            (r'\d+([SILDFR]|US|UI|UL)?', Number.Integer),
+            (r'&H[0-9a-f]+([SILDFR]|US|UI|UL)?', Number.Integer),
+            (r'&O[0-7]+([SILDFR]|US|UI|UL)?', Number.Integer),
+            (r'_\n', Text), # Line continuation
+        ],
+        'string': [
+            (r'""', String),
+            (r'"C?', String, '#pop'),
+            (r'[^"]+', String),
+        ],
+        'funcname': [
+            (r'[a-z_][a-z0-9_]*', Name.Function, '#pop')
+        ],
+        'classname': [
+            (r'[a-z_][a-z0-9_]*', Name.Class, '#pop')
+        ],
+        'namespace': [
+            (r'[a-z_][a-z0-9_.]*', Name.Namespace, '#pop')
+        ],
+    }
+
+class GenericAspxLexer(RegexLexer):
+    """
+    Lexer for ASP.NET pages.
+    """
+
+    name = 'aspx-gen'
+    filenames = []
+    mimetypes = []
+
+    flags = re.DOTALL
+
+    tokens = {
+        'root': [
+            (r'(<%[@=#]?)(.*?)(%>)', bygroups(Name.Tag, Other, Name.Tag)),
+            (r'(<script.*?>)(.*?)(</script>)', bygroups(using(XmlLexer),
+                                                        Other,
+                                                        using(XmlLexer))),
+            (r'(.+?)(?=<)', using(XmlLexer)),
+            (r'.+', using(XmlLexer)),
+        ],
+    }
+
+#TODO support multiple languages within the same source file
+class CSharpAspxLexer(DelegatingLexer):
+    """
+    Lexer for highligting C# within ASP.NET pages.
+    """
+
+    name = 'aspx-cs'
+    aliases = ['aspx-cs']
+    filenames = ['*.aspx', '*.asax', '*.ascx', '*.ashx', '*.asmx', '*.axd']
+    mimetypes = []
+
+    def __init__(self, **options):
+        super(CSharpAspxLexer, self).__init__(CSharpLexer,GenericAspxLexer,
+                                              **options)
+
+    def analyse_text(text):
+        if re.search(r'Page\s*Language="C#"', text, re.I) is not None:
+            return 0.2
+        elif re.search(r'script[^>]+language=["\']C#', text, re.I) is not None:
+            return 0.15
+        return 0.001 # TODO really only for when filename matched...
+
+class VbNetAspxLexer(DelegatingLexer):
+    """
+    Lexer for highligting Visual Basic.net within ASP.NET pages.
+    """
+
+    name = 'aspx-vb'
+    aliases = ['aspx-vb']
+    filenames = ['*.aspx', '*.asax', '*.ascx', '*.ashx', '*.asmx', '*.axd']
+    mimetypes = []
+
+    def __init__(self, **options):
+        super(VbNetAspxLexer, self).__init__(VbNetLexer,GenericAspxLexer,
+                                              **options)
+
+    def analyse_text(text):
+        if re.search(r'Page\s*Language="Vb"', text, re.I) is not None:
+            return 0.2
+        elif re.search(r'script[^>]+language=["\']vb', text, re.I) is not None:
+            return 0.15

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