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80 lines
2.5 KiB
Python
80 lines
2.5 KiB
Python
"""
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pygments.lexers.codeql
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~~~~~~~~~~~~~~~~~~~~~~
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Lexer for CodeQL query language.
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The grammar is originating from:
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https://github.com/github/vscode-codeql/blob/main/syntaxes/README.md
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:copyright: Copyright 2006-2025 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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__all__ = ['CodeQLLexer']
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import re
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from pygments.lexer import RegexLexer, words
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from pygments.token import Comment, Operator, Keyword, Name, String, \
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Number, Punctuation, Whitespace
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class CodeQLLexer(RegexLexer):
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name = 'CodeQL'
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aliases = ['codeql', 'ql']
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filenames = ['*.ql', '*.qll']
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mimetypes = []
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url = 'https://github.com/github/codeql'
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version_added = '2.19'
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flags = re.MULTILINE | re.UNICODE
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tokens = {
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'root': [
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# Whitespace and comments
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(r'\s+', Whitespace),
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(r'//.*?\n', Comment.Single),
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(r'/\*', Comment.Multiline, 'multiline-comments'),
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# Keywords
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(words((
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'module', 'import', 'class', 'extends', 'implements',
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'predicate', 'select', 'where', 'from', 'as', 'and', 'or', 'not',
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'in', 'if', 'then', 'else', 'exists', 'forall', 'instanceof',
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'private', 'predicate', 'abstract', 'cached', 'external',
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'final', 'library', 'override', 'query'
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), suffix=r'\b'), Keyword.Builtin),
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# Special Keywords
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(words(('this'), # class related keywords
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prefix=r'\b', suffix=r'\b\??:?'), Name.Builtin.Pseudo),
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# Types
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(words((
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'boolean', 'date', 'float', 'int', 'string'
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), suffix=r'\b'), Keyword.Type),
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# Literals
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(r'"(\\\\|\\[^\\]|[^"\\])*"', String),
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(r'[0-9]+\.[0-9]+', Number.Float),
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(r'[0-9]+', Number.Integer),
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# Operators
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(r'<=|>=|<|>|=|!=|\+|-|\*|/', Operator),
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# Punctuation
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(r'[.,;:\[\]{}()]+', Punctuation),
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# Identifiers
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(r'@[a-zA-Z_]\w*', Name.Variable), # Variables with @ prefix
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(r'[A-Z][a-zA-Z0-9_]*', Name.Class), # Types and classes
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(r'[a-z][a-zA-Z0-9_]*', Name.Variable), # Variables and predicates
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],
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'multiline-comments': [
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(r'[^*/]+', Comment.Multiline),
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(r'/\*', Comment.Multiline, '#push'),
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(r'\*/', Comment.Multiline, '#pop'),
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(r'[*/]', Comment.Multiline),
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],
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} |