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| """
| pygments.token
| ~~~~~~~~~~~~~~
|
| Basic token types and the standard tokens.
|
| :copyright: Copyright 2006-2025 by the Pygments team, see AUTHORS.
| :license: BSD, see LICENSE for details.
| """
|
|
| class _TokenType(tuple):
| parent = None
|
| def split(self):
| buf = []
| node = self
| while node is not None:
| buf.append(node)
| node = node.parent
| buf.reverse()
| return buf
|
| def __init__(self, *args):
| # no need to call super.__init__
| self.subtypes = set()
|
| def __contains__(self, val):
| return self is val or (
| type(val) is self.__class__ and
| val[:len(self)] == self
| )
|
| def __getattr__(self, val):
| if not val or not val[0].isupper():
| return tuple.__getattribute__(self, val)
| new = _TokenType(self + (val,))
| setattr(self, val, new)
| self.subtypes.add(new)
| new.parent = self
| return new
|
| def __repr__(self):
| return 'Token' + (self and '.' or '') + '.'.join(self)
|
| def __copy__(self):
| # These instances are supposed to be singletons
| return self
|
| def __deepcopy__(self, memo):
| # These instances are supposed to be singletons
| return self
|
|
| Token = _TokenType()
|
| # Special token types
| Text = Token.Text
| Whitespace = Text.Whitespace
| Escape = Token.Escape
| Error = Token.Error
| # Text that doesn't belong to this lexer (e.g. HTML in PHP)
| Other = Token.Other
|
| # Common token types for source code
| Keyword = Token.Keyword
| Name = Token.Name
| Literal = Token.Literal
| String = Literal.String
| Number = Literal.Number
| Punctuation = Token.Punctuation
| Operator = Token.Operator
| Comment = Token.Comment
|
| # Generic types for non-source code
| Generic = Token.Generic
|
| # String and some others are not direct children of Token.
| # alias them:
| Token.Token = Token
| Token.String = String
| Token.Number = Number
|
|
| def is_token_subtype(ttype, other):
| """
| Return True if ``ttype`` is a subtype of ``other``.
|
| exists for backwards compatibility. use ``ttype in other`` now.
| """
| return ttype in other
|
|
| def string_to_tokentype(s):
| """
| Convert a string into a token type::
|
| >>> string_to_token('String.Double')
| Token.Literal.String.Double
| >>> string_to_token('Token.Literal.Number')
| Token.Literal.Number
| >>> string_to_token('')
| Token
|
| Tokens that are already tokens are returned unchanged:
|
| >>> string_to_token(String)
| Token.Literal.String
| """
| if isinstance(s, _TokenType):
| return s
| if not s:
| return Token
| node = Token
| for item in s.split('.'):
| node = getattr(node, item)
| return node
|
|
| # Map standard token types to short names, used in CSS class naming.
| # If you add a new item, please be sure to run this file to perform
| # a consistency check for duplicate values.
| STANDARD_TYPES = {
| Token: '',
|
| Text: '',
| Whitespace: 'w',
| Escape: 'esc',
| Error: 'err',
| Other: 'x',
|
| Keyword: 'k',
| Keyword.Constant: 'kc',
| Keyword.Declaration: 'kd',
| Keyword.Namespace: 'kn',
| Keyword.Pseudo: 'kp',
| Keyword.Reserved: 'kr',
| Keyword.Type: 'kt',
|
| Name: 'n',
| Name.Attribute: 'na',
| Name.Builtin: 'nb',
| Name.Builtin.Pseudo: 'bp',
| Name.Class: 'nc',
| Name.Constant: 'no',
| Name.Decorator: 'nd',
| Name.Entity: 'ni',
| Name.Exception: 'ne',
| Name.Function: 'nf',
| Name.Function.Magic: 'fm',
| Name.Property: 'py',
| Name.Label: 'nl',
| Name.Namespace: 'nn',
| Name.Other: 'nx',
| Name.Tag: 'nt',
| Name.Variable: 'nv',
| Name.Variable.Class: 'vc',
| Name.Variable.Global: 'vg',
| Name.Variable.Instance: 'vi',
| Name.Variable.Magic: 'vm',
|
| Literal: 'l',
| Literal.Date: 'ld',
|
| String: 's',
| String.Affix: 'sa',
| String.Backtick: 'sb',
| String.Char: 'sc',
| String.Delimiter: 'dl',
| String.Doc: 'sd',
| String.Double: 's2',
| String.Escape: 'se',
| String.Heredoc: 'sh',
| String.Interpol: 'si',
| String.Other: 'sx',
| String.Regex: 'sr',
| String.Single: 's1',
| String.Symbol: 'ss',
|
| Number: 'm',
| Number.Bin: 'mb',
| Number.Float: 'mf',
| Number.Hex: 'mh',
| Number.Integer: 'mi',
| Number.Integer.Long: 'il',
| Number.Oct: 'mo',
|
| Operator: 'o',
| Operator.Word: 'ow',
|
| Punctuation: 'p',
| Punctuation.Marker: 'pm',
|
| Comment: 'c',
| Comment.Hashbang: 'ch',
| Comment.Multiline: 'cm',
| Comment.Preproc: 'cp',
| Comment.PreprocFile: 'cpf',
| Comment.Single: 'c1',
| Comment.Special: 'cs',
|
| Generic: 'g',
| Generic.Deleted: 'gd',
| Generic.Emph: 'ge',
| Generic.Error: 'gr',
| Generic.Heading: 'gh',
| Generic.Inserted: 'gi',
| Generic.Output: 'go',
| Generic.Prompt: 'gp',
| Generic.Strong: 'gs',
| Generic.Subheading: 'gu',
| Generic.EmphStrong: 'ges',
| Generic.Traceback: 'gt',
| }
|
|
