64 lines
2.7 KiB
Python
64 lines
2.7 KiB
Python
# -*- coding: utf-8 -*-
|
|
"""
|
|
pygments.lexers.nit
|
|
~~~~~~~~~~~~~~~~~~~
|
|
|
|
Lexer for the Nit language.
|
|
|
|
:copyright: Copyright 2006-2020 by the Pygments team, see AUTHORS.
|
|
:license: BSD, see LICENSE for details.
|
|
"""
|
|
|
|
from pygments.lexer import RegexLexer, words
|
|
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
|
|
Number, Punctuation
|
|
|
|
__all__ = ['NitLexer']
|
|
|
|
|
|
class NitLexer(RegexLexer):
|
|
"""
|
|
For `nit <http://nitlanguage.org>`_ source.
|
|
|
|
.. versionadded:: 2.0
|
|
"""
|
|
|
|
name = 'Nit'
|
|
aliases = ['nit']
|
|
filenames = ['*.nit']
|
|
tokens = {
|
|
'root': [
|
|
(r'#.*?$', Comment.Single),
|
|
(words((
|
|
'package', 'module', 'import', 'class', 'abstract', 'interface',
|
|
'universal', 'enum', 'end', 'fun', 'type', 'init', 'redef',
|
|
'isa', 'do', 'readable', 'writable', 'var', 'intern', 'extern',
|
|
'public', 'protected', 'private', 'intrude', 'if', 'then',
|
|
'else', 'while', 'loop', 'for', 'in', 'and', 'or', 'not',
|
|
'implies', 'return', 'continue', 'break', 'abort', 'assert',
|
|
'new', 'is', 'once', 'super', 'self', 'true', 'false', 'nullable',
|
|
'null', 'as', 'isset', 'label', '__debug__'), suffix=r'(?=[\r\n\t( ])'),
|
|
Keyword),
|
|
(r'[A-Z]\w*', Name.Class),
|
|
(r'"""(([^\'\\]|\\.)|\\r|\\n)*((\{\{?)?(""?\{\{?)*""""*)', String), # Simple long string
|
|
(r'\'\'\'(((\\.|[^\'\\])|\\r|\\n)|\'((\\.|[^\'\\])|\\r|\\n)|'
|
|
r'\'\'((\\.|[^\'\\])|\\r|\\n))*\'\'\'', String), # Simple long string alt
|
|
(r'"""(([^\'\\]|\\.)|\\r|\\n)*((""?)?(\{\{?""?)*\{\{\{\{*)', String), # Start long string
|
|
(r'\}\}\}(((\\.|[^\'\\])|\\r|\\n))*(""?)?(\{\{?""?)*\{\{\{\{*', String), # Mid long string
|
|
(r'\}\}\}(((\\.|[^\'\\])|\\r|\\n))*(\{\{?)?(""?\{\{?)*""""*', String), # End long string
|
|
(r'"(\\.|([^"}{\\]))*"', String), # Simple String
|
|
(r'"(\\.|([^"}{\\]))*\{', String), # Start string
|
|
(r'\}(\\.|([^"}{\\]))*\{', String), # Mid String
|
|
(r'\}(\\.|([^"}{\\]))*"', String), # End String
|
|
(r'(\'[^\'\\]\')|(\'\\.\')', String.Char),
|
|
(r'[0-9]+', Number.Integer),
|
|
(r'[0-9]*.[0-9]+', Number.Float),
|
|
(r'0(x|X)[0-9A-Fa-f]+', Number.Hex),
|
|
(r'[a-z]\w*', Name),
|
|
(r'_\w+', Name.Variable.Instance),
|
|
(r'==|!=|<==>|>=|>>|>|<=|<<|<|\+|-|=|/|\*|%|\+=|-=|!|@', Operator),
|
|
(r'\(|\)|\[|\]|,|\.\.\.|\.\.|\.|::|:', Punctuation),
|
|
(r'`\{[^`]*`\}', Text), # Extern blocks won't be Lexed by Nit
|
|
(r'[\r\n\t ]+', Text),
|
|
],
|
|
}
|