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# -*- coding: utf-8 -*-
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"""
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pygments.lexers.smv
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~~~~~~~~~~~~~~~~~~~
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Lexers for the SMV languages.
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:copyright: Copyright 2006-2020 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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from pygments.lexer import RegexLexer, words
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from pygments.token import Comment, Keyword, Name, Number, Operator, \
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Punctuation, Text
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__all__ = ['NuSMVLexer']
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class NuSMVLexer(RegexLexer):
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"""
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Lexer for the NuSMV language.
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.. versionadded:: 2.2
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"""
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name = 'NuSMV'
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aliases = ['nusmv']
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filenames = ['*.smv']
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mimetypes = []
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tokens = {
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'root': [
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# Comments
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(r'(?s)\/\-\-.*?\-\-/', Comment),
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(r'--.*\n', Comment),
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# Reserved
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(words(('MODULE', 'DEFINE', 'MDEFINE', 'CONSTANTS', 'VAR', 'IVAR',
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'FROZENVAR', 'INIT', 'TRANS', 'INVAR', 'SPEC', 'CTLSPEC',
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'LTLSPEC', 'PSLSPEC', 'COMPUTE', 'NAME', 'INVARSPEC',
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'FAIRNESS', 'JUSTICE', 'COMPASSION', 'ISA', 'ASSIGN',
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'CONSTRAINT', 'SIMPWFF', 'CTLWFF', 'LTLWFF', 'PSLWFF',
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'COMPWFF', 'IN', 'MIN', 'MAX', 'MIRROR', 'PRED',
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'PREDICATES'), suffix=r'(?![\w$#-])'),
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Keyword.Declaration),
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(r'process(?![\w$#-])', Keyword),
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(words(('array', 'of', 'boolean', 'integer', 'real', 'word'),
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suffix=r'(?![\w$#-])'), Keyword.Type),
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(words(('case', 'esac'), suffix=r'(?![\w$#-])'), Keyword),
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(words(('word1', 'bool', 'signed', 'unsigned', 'extend', 'resize',
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'sizeof', 'uwconst', 'swconst', 'init', 'self', 'count',
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'abs', 'max', 'min'), suffix=r'(?![\w$#-])'),
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Name.Builtin),
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(words(('EX', 'AX', 'EF', 'AF', 'EG', 'AG', 'E', 'F', 'O', 'G',
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'H', 'X', 'Y', 'Z', 'A', 'U', 'S', 'V', 'T', 'BU', 'EBF',
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'ABF', 'EBG', 'ABG', 'next', 'mod', 'union', 'in', 'xor',
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'xnor'), suffix=r'(?![\w$#-])'),
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Operator.Word),
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(words(('TRUE', 'FALSE'), suffix=r'(?![\w$#-])'), Keyword.Constant),
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# Names
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(r'[a-zA-Z_][\w$#-]*', Name.Variable),
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# Operators
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(r':=', Operator),
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(r'[-&|+*/<>!=]', Operator),
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# Literals
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(r'\-?\d+\b', Number.Integer),
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(r'0[su][bB]\d*_[01_]+', Number.Bin),
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(r'0[su][oO]\d*_[0-7_]+', Number.Oct),
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(r'0[su][dD]\d*_[\d_]+', Number.Dec),
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(r'0[su][hH]\d*_[\da-fA-F_]+', Number.Hex),
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# Whitespace, punctuation and the rest
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(r'\s+', Text.Whitespace),
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(r'[()\[\]{};?:.,]', Punctuation),
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],
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}
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