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comparison pygments_lexer_pseudocode2/bases.py @ 52:5bfa9113d3c4

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First tests with "py-name": names from the Python lexer
author Franz Glasner <fzglas.hg@dom66.de>
date Sun, 26 Apr 2026 18:58:44 +0200
parents bbef0ac6cfcf
children 661461fb4dfc
comparison
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51:b4c255f8bdc4 52:5bfa9113d3c4
6 r"""Some common bases for the lexers.""" 6 r"""Some common bases for the lexers."""
7 7
8 __all__ = ["LexBase"] 8 __all__ = ["LexBase"]
9 9
10 10
11 from pygments import unistring
11 from pygments.lexer import RegexLexer, combined, bygroups, include 12 from pygments.lexer import RegexLexer, combined, bygroups, include
12 from pygments.token import Error, Name, Number, String, Comment 13 from pygments.token import Error, Name, Number, String, Comment
13 14
14 15
15 class LexBase(RegexLexer): 16 class LexBase(RegexLexer):
23 # 24 #
24 # SPDX-SnippetBegin 25 # SPDX-SnippetBegin
25 # SPDX-License-Identifier: BSD-2-Clause 26 # SPDX-License-Identifier: BSD-2-Clause
26 # SPDX-SnippetCopyrightText: Copyright 2006-2023 by the Pygments team 27 # SPDX-SnippetCopyrightText: Copyright 2006-2023 by the Pygments team
27 # 28 #
29
30 uni_name = "[%s][%s]*" % (unistring.xid_start, unistring.xid_continue)
31
28 def py_innerstring_rules(ttype): 32 def py_innerstring_rules(ttype):
29 return [ 33 return [
30 # the old style '%s' % (...) string formatting (still valid in Py3) 34 # the old style '%s' % (...) string formatting (still valid in Py3)
31 (r'%(\(\w+\))?[-#0 +]*([0-9]+|[*])?(\.([0-9]+|[*]))?' 35 (r'%(\(\w+\))?[-#0 +]*([0-9]+|[*])?(\.([0-9]+|[*]))?'
32 '[hlL]?[E-GXc-giorsaux%]', String.Interpol), 36 '[hlL]?[E-GXc-giorsaux%]', String.Interpol),
117 include('py-strings-single'), 121 include('py-strings-single'),
118 (r'\n', String.Single) 122 (r'\n', String.Single)
119 ], 123 ],
120 'py-strings-single': py_innerstring_rules(String.Single), 124 'py-strings-single': py_innerstring_rules(String.Single),
121 'py-strings-double': py_innerstring_rules(String.Double), 125 'py-strings-double': py_innerstring_rules(String.Double),
126 'py-name': [
127 # We recognize decorator syntax here
128 (r'@' + uni_name, Name.Decorator),
129 #
130 # Python's new matrix multiplication operator:
131 # not used here in pseudocode
132 # (r'@', Operator),
133 (uni_name, Name),
134 ],
122 # SPDX-SnippetEnd 135 # SPDX-SnippetEnd
123 # This snippet is from the Pygments' documentation "Write your own lexer" 136 # This snippet is from the Pygments' documentation "Write your own lexer"
124 'multiline-nested-comment': [ 137 'multiline-nested-comment': [
125 (r'[^*/]+', Comment.Multiline), 138 (r'[^*/]+', Comment.Multiline),
126 (r'/\*', Comment.Multiline, '#push'), 139 (r'/\*', Comment.Multiline, '#push'),