Varia's website
https://varia.zone
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
66 lines
2.4 KiB
66 lines
2.4 KiB
1 week ago
|
# -*- coding: utf-8 -*-
|
||
|
|
"""
|
||
|
|
pygments.lexers.eiffel
|
||
|
|
~~~~~~~~~~~~~~~~~~~~~~
|
||
|
|
|
||
|
|
Lexer for the Eiffel language.
|
||
|
|
|
||
|
|
:copyright: Copyright 2006-2019 by the Pygments team, see AUTHORS.
|
||
|
|
:license: BSD, see LICENSE for details.
|
||
|
|
"""
|
||
|
|
|
||
|
|
from pygments.lexer import RegexLexer, include, words
|
||
|
|
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
|
||
|
|
Number, Punctuation
|
||
|
|
|
||
|
|
__all__ = ['EiffelLexer']
|
||
|
|
|
||
|
|
|
||
|
|
class EiffelLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
For `Eiffel <http://www.eiffel.com>`_ source code.
|
||
|
|
|
||
|
|
.. versionadded:: 2.0
|
||
|
|
"""
|
||
|
|
name = 'Eiffel'
|
||
|
|
aliases = ['eiffel']
|
||
|
|
filenames = ['*.e']
|
||
|
|
mimetypes = ['text/x-eiffel']
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
(r'[^\S\n]+', Text),
|
||
|
|
(r'--.*?\n', Comment.Single),
|
||
|
|
(r'[^\S\n]+', Text),
|
||
|
|
# Please note that keyword and operator are case insensitive.
|
||
|
|
(r'(?i)(true|false|void|current|result|precursor)\b', Keyword.Constant),
|
||
|
|
(r'(?i)(and(\s+then)?|not|xor|implies|or(\s+else)?)\b', Operator.Word),
|
||
|
|
(words((
|
||
|
|
'across', 'agent', 'alias', 'all', 'as', 'assign', 'attached',
|
||
|
|
'attribute', 'check', 'class', 'convert', 'create', 'debug',
|
||
|
|
'deferred', 'detachable', 'do', 'else', 'elseif', 'end', 'ensure',
|
||
|
|
'expanded', 'export', 'external', 'feature', 'from', 'frozen', 'if',
|
||
|
|
'inherit', 'inspect', 'invariant', 'like', 'local', 'loop', 'none',
|
||
|
|
'note', 'obsolete', 'old', 'once', 'only', 'redefine', 'rename',
|
||
|
|
'require', 'rescue', 'retry', 'select', 'separate', 'then',
|
||
|
|
'undefine', 'until', 'variant', 'when'), prefix=r'(?i)\b', suffix=r'\b'),
|
||
|
|
Keyword.Reserved),
|
||
|
|
(r'"\[(([^\]%]|\n)|%(.|\n)|\][^"])*?\]"', String),
|
||
|
|
(r'"([^"%\n]|%.)*?"', String),
|
||
|
|
include('numbers'),
|
||
|
|
(r"'([^'%]|%'|%%)'", String.Char),
|
||
|
|
(r"(//|\\\\|>=|<=|:=|/=|~|/~|[\\?!#%&@|+/\-=>*$<^\[\]])", Operator),
|
||
|
|
(r"([{}():;,.])", Punctuation),
|
||
|
|
(r'([a-z]\w*)|([A-Z][A-Z0-9_]*[a-z]\w*)', Name),
|
||
|
|
(r'([A-Z][A-Z0-9_]*)', Name.Class),
|
||
|
|
(r'\n+', Text),
|
||
|
|
],
|
||
|
|
'numbers': [
|
||
|
|
(r'0[xX][a-fA-F0-9]+', Number.Hex),
|
||
|
|
(r'0[bB][01]+', Number.Bin),
|
||
|
|
(r'0[cC][0-7]+', Number.Oct),
|
||
|
|
(r'([0-9]+\.[0-9]*)|([0-9]*\.[0-9]+)', Number.Float),
|
||
|
|
(r'[0-9]+', Number.Integer),
|
||
|
|
],
|
||
|
|
}
|