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authorcyfraeviolae <cyfraeviolae>2024-04-03 03:17:55 -0400
committercyfraeviolae <cyfraeviolae>2024-04-03 03:17:55 -0400
commit12cf076118570eebbff08c6b3090e0d4798447a1 (patch)
tree3ba25e17e3c3a5e82316558ba3864b955919ff72 /venv/lib/python3.11/site-packages/pygments/lexers/maxima.py
parentc45662ff3923b34614ddcc8feb9195541166dcc5 (diff)
no venv
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-"""
- pygments.lexers.maxima
- ~~~~~~~~~~~~~~~~~~~~~~
-
- Lexer for the computer algebra system Maxima.
-
- Derived from pygments/lexers/algebra.py.
-
- :copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS.
- :license: BSD, see LICENSE for details.
-"""
-
-import re
-
-from pygments.lexer import RegexLexer, bygroups, words
-from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
- Number, Punctuation
-
-__all__ = ['MaximaLexer']
-
-class MaximaLexer(RegexLexer):
- """
- A Maxima lexer.
- Derived from pygments.lexers.MuPADLexer.
-
- .. versionadded:: 2.11
- """
- name = 'Maxima'
- url = 'http://maxima.sourceforge.net'
- aliases = ['maxima', 'macsyma']
- filenames = ['*.mac', '*.max']
-
- keywords = ('if', 'then', 'else', 'elseif',
- 'do', 'while', 'repeat', 'until',
- 'for', 'from', 'to', 'downto', 'step', 'thru')
-
- constants = ('%pi', '%e', '%phi', '%gamma', '%i',
- 'und', 'ind', 'infinity', 'inf', 'minf',
- 'true', 'false', 'unknown', 'done')
-
- operators = (r'.', r':', r'=', r'#',
- r'+', r'-', r'*', r'/', r'^',
- r'@', r'>', r'<', r'|', r'!', r"'")
-
- operator_words = ('and', 'or', 'not')
-
- tokens = {
- 'root': [
- (r'/\*', Comment.Multiline, 'comment'),
- (r'"(?:[^"\\]|\\.)*"', String),
- (r'\(|\)|\[|\]|\{|\}', Punctuation),
- (r'[,;$]', Punctuation),
- (words (constants), Name.Constant),
- (words (keywords), Keyword),
- (words (operators), Operator),
- (words (operator_words), Operator.Word),
- (r'''(?x)
- ((?:[a-zA-Z_#][\w#]*|`[^`]*`)
- (?:::[a-zA-Z_#][\w#]*|`[^`]*`)*)(\s*)([(])''',
- bygroups(Name.Function, Text.Whitespace, Punctuation)),
- (r'''(?x)
- (?:[a-zA-Z_#%][\w#%]*|`[^`]*`)
- (?:::[a-zA-Z_#%][\w#%]*|`[^`]*`)*''', Name.Variable),
- (r'[-+]?(\d*\.\d+([bdefls][-+]?\d+)?|\d+(\.\d*)?[bdefls][-+]?\d+)', Number.Float),
- (r'[-+]?\d+', Number.Integer),
- (r'\s+', Text.Whitespace),
- (r'.', Text)
- ],
- 'comment': [
- (r'[^*/]+', Comment.Multiline),
- (r'/\*', Comment.Multiline, '#push'),
- (r'\*/', Comment.Multiline, '#pop'),
- (r'[*/]', Comment.Multiline)
- ]
- }
-
- def analyse_text (text):
- strength = 0.0
- # Input expression terminator.
- if re.search (r'\$\s*$', text, re.MULTILINE):
- strength += 0.05
- # Function definition operator.
- if ':=' in text:
- strength += 0.02
- return strength