|
- """
- pygments.lexers.boa
- ~~~~~~~~~~~~~~~~~~~
-
- Lexers for the Boa language.
-
- :copyright: Copyright 2006-2025 by the Pygments team, see AUTHORS.
- :license: BSD, see LICENSE for details.
- """
-
- from pygments.lexer import RegexLexer, words
- from pygments.token import String, Comment, Keyword, Name, Number, Operator, \
- Punctuation, Whitespace
-
- __all__ = ['BoaLexer']
-
-
- class BoaLexer(RegexLexer):
- """
- Lexer for the Boa language.
- """
- name = 'Boa'
- aliases = ['boa']
- filenames = ['*.boa']
- url = 'https://boa.cs.iastate.edu/docs'
- version_added = '2.4'
-
- reserved = words(
- ('input', 'output', 'of', 'weight', 'before', 'after', 'stop',
- 'ifall', 'foreach', 'exists', 'function', 'break', 'switch', 'case',
- 'visitor', 'default', 'return', 'visit', 'while', 'if', 'else'),
- suffix=r'\b', prefix=r'\b')
- keywords = words(
- ('bottom', 'collection', 'maximum', 'mean', 'minimum', 'set', 'sum',
- 'top', 'string', 'int', 'bool', 'float', 'time', 'false', 'true',
- 'array', 'map', 'stack', 'enum', 'type'), suffix=r'\b', prefix=r'\b')
- classes = words(
- ('Project', 'ForgeKind', 'CodeRepository', 'Revision', 'RepositoryKind',
- 'ChangedFile', 'FileKind', 'ASTRoot', 'Namespace', 'Declaration', 'Type',
- 'Method', 'Variable', 'Statement', 'Expression', 'Modifier',
- 'StatementKind', 'ExpressionKind', 'ModifierKind', 'Visibility',
- 'TypeKind', 'Person', 'ChangeKind'),
- suffix=r'\b', prefix=r'\b')
- operators = ('->', ':=', ':', '=', '<<', '!', '++', '||',
- '&&', '+', '-', '*', ">", "<")
- string_sep = ('`', '\"')
- built_in_functions = words(
- (
- # Array functions
- 'new', 'sort',
- # Date & Time functions
- 'yearof', 'dayofyear', 'hourof', 'minuteof', 'secondof', 'now',
- 'addday', 'addmonth', 'addweek', 'addyear', 'dayofmonth', 'dayofweek',
- 'dayofyear', 'formattime', 'trunctoday', 'trunctohour', 'trunctominute',
- 'trunctomonth', 'trunctosecond', 'trunctoyear',
- # Map functions
- 'clear', 'haskey', 'keys', 'lookup', 'remove', 'values',
- # Math functions
- 'abs', 'acos', 'acosh', 'asin', 'asinh', 'atan', 'atan2', 'atanh',
- 'ceil', 'cos', 'cosh', 'exp', 'floor', 'highbit', 'isfinite', 'isinf',
- 'isnan', 'isnormal', 'log', 'log10', 'max', 'min', 'nrand', 'pow',
- 'rand', 'round', 'sin', 'sinh', 'sqrt', 'tan', 'tanh', 'trunc',
- # Other functions
- 'def', 'hash', 'len',
- # Set functions
- 'add', 'contains', 'remove',
- # String functions
- 'format', 'lowercase', 'match', 'matchposns', 'matchstrs', 'regex',
- 'split', 'splitall', 'splitn', 'strfind', 'strreplace', 'strrfind',
- 'substring', 'trim', 'uppercase',
- # Type Conversion functions
- 'bool', 'float', 'int', 'string', 'time',
- # Domain-Specific functions
- 'getast', 'getsnapshot', 'hasfiletype', 'isfixingrevision', 'iskind',
- 'isliteral',
- ),
- prefix=r'\b',
- suffix=r'\(')
-
- tokens = {
- 'root': [
- (r'#.*?$', Comment.Single),
- (r'/\*.*?\*/', Comment.Multiline),
- (reserved, Keyword.Reserved),
- (built_in_functions, Name.Function),
- (keywords, Keyword.Type),
- (classes, Name.Classes),
- (words(operators), Operator),
- (r'[][(),;{}\\.]', Punctuation),
- (r'"(\\\\|\\[^\\]|[^"\\])*"', String.Double),
- (r"`(\\\\|\\[^\\]|[^`\\])*`", String.Backtick),
- (words(string_sep), String.Delimiter),
- (r'[a-zA-Z_]+', Name.Variable),
- (r'[0-9]+', Number.Integer),
- (r'\s+', Whitespace), # Whitespace
- ]
- }
|
