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1""" 

2 pygments.lexers.tls 

3 ~~~~~~~~~~~~~~~~~~~ 

4 

5 Lexers for the TLS presentation language. 

6 

7 :copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS. 

8 :license: BSD, see LICENSE for details. 

9""" 

10import re 

11 

12from pygments.lexer import RegexLexer, bygroups, words 

13from pygments.token import Text, Comment, Operator, Keyword, Name, String, \ 

14 Number, Punctuation, Whitespace 

15 

16__all__ = ['TlsLexer'] 

17 

18 

19class TlsLexer(RegexLexer): 

20 """ 

21 The TLS presentation language, described in RFC 8446. 

22 

23 .. versionadded:: 2.16 

24 """ 

25 name = 'TLS Presentation Language' 

26 url = 'https://www.rfc-editor.org/rfc/rfc8446#section-3' 

27 filenames = [] 

28 aliases = ['tls'] 

29 mimetypes = [] 

30 

31 flags = re.MULTILINE | re.DOTALL 

32 

33 tokens = { 

34 'root': [ 

35 (r'\s+', Whitespace), 

36 # comments 

37 (r'/[*].*?[*]/', Comment.Multiline), 

38 # Keywords 

39 (words(('struct', 'enum', 'select', 'case'), suffix=r'\b'), 

40 Keyword), 

41 (words(('uint8', 'uint16', 'uint24', 'uint32', 'uint64', 'opaque'), 

42 suffix=r'\b'), Keyword.Type), 

43 # numeric literals 

44 (r'0x[0-9a-fA-F]+', Number.Hex), 

45 (r'[0-9]+', Number.Integer), 

46 # string literal 

47 (r'"(\\.|[^"\\])*"', String), 

48 # tokens 

49 (r'[.]{2}', Operator), 

50 (r'[+\-*/&^]', Operator), 

51 (r'[|<>=!()\[\]{}.,;:\?]', Punctuation), 

52 # identifiers 

53 (r'[^\W\d]\w*', Name.Other), 

54 ] 

55 }