You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
68 lines
1.9 KiB
68 lines
1.9 KiB
"""
|
|
pygments.lexers.rnc
|
|
~~~~~~~~~~~~~~~~~~~
|
|
|
|
Lexer for Relax-NG Compact syntax
|
|
|
|
:copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS.
|
|
:license: BSD, see LICENSE for details.
|
|
"""
|
|
|
|
from pygments.lexer import RegexLexer
|
|
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
|
|
Punctuation
|
|
|
|
__all__ = ['RNCCompactLexer']
|
|
|
|
|
|
class RNCCompactLexer(RegexLexer):
|
|
"""
|
|
For RelaxNG-compact syntax.
|
|
|
|
.. versionadded:: 2.2
|
|
"""
|
|
|
|
name = 'Relax-NG Compact'
|
|
url = 'http://relaxng.org'
|
|
aliases = ['rng-compact', 'rnc']
|
|
filenames = ['*.rnc']
|
|
|
|
tokens = {
|
|
'root': [
|
|
(r'namespace\b', Keyword.Namespace),
|
|
(r'(?:default|datatypes)\b', Keyword.Declaration),
|
|
(r'##.*$', Comment.Preproc),
|
|
(r'#.*$', Comment.Single),
|
|
(r'"[^"]*"', String.Double),
|
|
# TODO single quoted strings and escape sequences outside of
|
|
# double-quoted strings
|
|
(r'(?:element|attribute|mixed)\b', Keyword.Declaration, 'variable'),
|
|
(r'(text\b|xsd:[^ ]+)', Keyword.Type, 'maybe_xsdattributes'),
|
|
(r'[,?&*=|~]|>>', Operator),
|
|
(r'[(){}]', Punctuation),
|
|
(r'.', Text),
|
|
],
|
|
|
|
# a variable has been declared using `element` or `attribute`
|
|
'variable': [
|
|
(r'[^{]+', Name.Variable),
|
|
(r'\{', Punctuation, '#pop'),
|
|
],
|
|
|
|
# after an xsd:<datatype> declaration there may be attributes
|
|
'maybe_xsdattributes': [
|
|
(r'\{', Punctuation, 'xsdattributes'),
|
|
(r'\}', Punctuation, '#pop'),
|
|
(r'.', Text),
|
|
],
|
|
|
|
# attributes take the form { key1 = value1 key2 = value2 ... }
|
|
'xsdattributes': [
|
|
(r'[^ =}]', Name.Attribute),
|
|
(r'=', Operator),
|
|
(r'"[^"]*"', String.Double),
|
|
(r'\}', Punctuation, '#pop'),
|
|
(r'.', Text),
|
|
],
|
|
}
|