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# -*- coding: utf-8 -*-
"""
pygments.token
~~~~~~~~~~~~~~
Basic token types and the standard tokens.
:copyright: 2006 by Georg Brandl.
:license: GNU LGPL, see LICENSE for more 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 __getattr__(self, val):
if not val or not val[0].isupper():
return tuple.__getattr__(self, val)
new = _TokenType(self + (val,))
setattr(self, val, new)
new.parent = self
return new
def __hash__(self):
return hash(tuple(self))
def __repr__(self):
return 'Token' + (self and '.' or '') + '.'.join(self)
Token = _TokenType()
# Special token types
Text = Token.Text
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
Operator = Token.Operator
Comment = Token.Comment
# Generic types for non-source code
Generic = Token.Generic
def is_token_subtype(ttype, other):
"""Return True if ``ttype`` is a subtype of ``other``."""
while ttype is not None:
if ttype == other:
return True
ttype = ttype.parent
return False
# 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: '',
Error: 'err',
Other: 'x',
Keyword: 'k',
Keyword.Constant: 'kc',
Keyword.Declaration: 'kd',
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.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',
Literal: 'l',
Literal.Date: 'ld',
String: 's',
String.Backtick: 'sb',
String.Char: 'sc',
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.Float: 'mf',
Number.Hex: 'mh',
Number.Integer: 'mi',
Number.Integer.Long: 'il',
Number.Oct: 'mo',
Operator: 'o',
Operator.Word: 'ow',
Comment: 'c',
Comment.Multiline: 'cm',
Comment.Preproc: 'cp',
Comment.Single: 'c1',
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.Traceback: 'gt',
}
if __name__ == '__main__':
import sys
# sanity check for token name dict: no duplicate entries!
s = STANDARD_TYPES.copy()
s[Token] = '---' # Token and Text do conflict, that is okay
t = {}
for k, v in s.iteritems():
t.setdefault(v, []).append(k)
if len(t) == len(s):
print 'Okay!'
sys.exit()
for k, v in t.iteritems():
if len(v) > 1:
print "%r has more than one key: %r" % (k, v)
|
