Quelle webmisc.py Sprache: Python

"""
    pygments.lexers.webmisc
    ~~~~~~~~~~~~~~~~~~~~~~~

    Lexers for misc. web stuff.

    :copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""

import re

from pygments.lexer import RegexLexer, ExtendedRegexLexer, include, bygroups, \
    default, using
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
    Number, Punctuation, Literal, Whitespace

from pygments.lexers.css import _indentation, _starts_block
from pygments.lexers.html import HtmlLexer
from pygments.lexers.javascript import JavascriptLexer
from pygments.lexers.ruby import RubyLexer

__all__ = ['DuelLexer', 'SlimLexer', 'XQueryLexer', 'QmlLexer', 'CirruLexer']

class DuelLexer(RegexLexer):
    """
    Lexer for Duel Views Engine (formerly JBST) markup with JavaScript code blocks.
    """

    name = 'Duel'
    url = 'http://duelengine.org/'
    aliases = ['duel', 'jbst', 'jsonml+bst']
    filenames = ['*.duel', '*.jbst']
    mimetypes = ['text/x-duel', 'text/x-jbst']
    version_added = '1.4'

    flags = re.DOTALL

    tokens = {
        'root': [
            (r'(<%[@=#!:]?)(.*?)(%>)',
             bygroups(Name.Tag, using(JavascriptLexer), Name.Tag)),
            (r'(<%\$)(.*?)(:)(.*?)(%>)',
             bygroups(Name.Tag, Name.Function, Punctuation, String, Name.Tag)),
            (r'(<%--)(.*?)(--%>)',
             bygroups(Name.Tag, Comment.Multiline, Name.Tag)),
            (r'()(.*?)()',
             bygroups(using(HtmlLexer),
                      using(JavascriptLexer), using(HtmlLexer))),
            (r'(.+?)(?=<)', using(HtmlLexer)),
            (r'.+', using(HtmlLexer)),
        ],
    }

class XQueryLexer(ExtendedRegexLexer):
    """
    An XQuery lexer, parsing a stream and outputting the tokens needed to
    highlight xquery code.
    """
    name = 'XQuery'
    url = 'https://www.w3.org/XML/Query/'
    aliases = ['xquery', 'xqy', 'xq', 'xql', 'xqm']
    filenames = ['*.xqy', '*.xquery', '*.xq', '*.xql', '*.xqm']
    mimetypes = ['text/xquery', 'application/xquery']
    version_added = '1.4'

    xquery_parse_state = []

    # FIX UNICODE LATER
    # ncnamestartchar = (
    #    r"[A-Z]|_|[a-z]|[\u00C0-\u00D6]|[\u00D8-\u00F6]|[\u00F8-\u02FF]|"
    #    r"[\u0370-\u037D]|[\u037F-\u1FFF]|[\u200C-\u200D]|[\u2070-\u218F]|"
    #    r"[\u2C00-\u2FEF]|[\u3001-\uD7FF]|[\uF900-\uFDCF]|[\uFDF0-\uFFFD]|"
    #    r"[\u10000-\uEFFFF]"
    # )
    ncnamestartchar = r"(?:[A-Z]|_|[a-z])"
    # FIX UNICODE LATER
    # ncnamechar = ncnamestartchar + (r"|-|\.|[0-9]|\u00B7|[\u0300-\u036F]|"
    #                                 r"[\u203F-\u2040]")
    ncnamechar = r"(?:" + ncnamestartchar + r"|-|\.|[0-9])"
    ncname = f"(?:{ncnamestartchar}+{ncnamechar}*)"
    pitarget_namestartchar = r"(?:[A-KN-WYZ]|_|:|[a-kn-wyz])"
    pitarget_namechar = r"(?:" + pitarget_namestartchar + r"|-|\.|[0-9])"
    pitarget = f"{pitarget_namestartchar}+{pitarget_namechar}*"
    prefixedname = f"{ncname}:{ncname}"
    unprefixedname = ncname
    qname = f"(?:{prefixedname}|{unprefixedname})"

    entityref = r'(?:&(?:lt|gt|amp|quot|apos|nbsp);)'
    charref = r'(?:&#[0-9]+;|&#x[0-9a-fA-F]+;)'

    stringdouble = r'(?:"(?:' + entityref + r'|' + charref + r'|""|[^&"])*")'
    stringsingle = r"(?:'(?:" + entityref + r"|" + charref + r"|''|[^&'])*')"

    # FIX UNICODE LATER
    # elementcontentchar = (r'\t|\r|\n|[\u0020-\u0025]|[\u0028-\u003b]|'
    #                       r'[\u003d-\u007a]|\u007c|[\u007e-\u007F]')
    elementcontentchar = r'[A-Za-z]|\s|\d|[!"#$%()*+,\-./:;=?@\[\\\]^_\'`|~]'
    # quotattrcontentchar = (r'\t|\r|\n|[\u0020-\u0021]|[\u0023-\u0025]|'
    #                        r'[\u0027-\u003b]|[\u003d-\u007a]|\u007c|[\u007e-\u007F]')
    quotattrcontentchar = r'[A-Za-z]|\s|\d|[!#$%()*+,\-./:;=?@\[\\\]^_\'`|~]'
    # aposattrcontentchar = (r'\t|\r|\n|[\u0020-\u0025]|[\u0028-\u003b]|'
    #                        r'[\u003d-\u007a]|\u007c|[\u007e-\u007F]')
    aposattrcontentchar = r'[A-Za-z]|\s|\d|[!"#$%()*+,\-./:;=?@\[\\\]^_`|~]'

    # CHAR elements - fix the above elementcontentchar, quotattrcontentchar,
    #                 aposattrcontentchar
    # x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF]

    flags = re.DOTALL | re.MULTILINE

    def punctuation_root_callback(lexer, match, ctx):
        yield match.start(), Punctuation, match.group(1)
        # transition to root always - don't pop off stack
        ctx.stack = ['root']
        ctx.pos = match.end()

    def operator_root_callback(lexer, match, ctx):
        yield match.start(), Operator, match.group(1)
        # transition to root always - don't pop off stack
        ctx.stack = ['root']
        ctx.pos = match.end()

    def popstate_tag_callback(lexer, match, ctx):
        yield match.start(), Name.Tag, match.group(1)
        if lexer.xquery_parse_state:
            ctx.stack.append(lexer.xquery_parse_state.pop())
        ctx.pos = match.end()

    def popstate_xmlcomment_callback(lexer, match, ctx):
        yield match.start(), String.Doc, match.group(1)
        ctx.stack.append(lexer.xquery_parse_state.pop())
        ctx.pos = match.end()

    def popstate_kindtest_callback(lexer, match, ctx):
        yield match.start(), Punctuation, match.group(1)
        next_state = lexer.xquery_parse_state.pop()
        if next_state == 'occurrenceindicator':
            if re.match("[?*+]+", match.group(2)):
                yield match.start(), Punctuation, match.group(2)
                ctx.stack.append('operator')
                ctx.pos = match.end()
            else:
                ctx.stack.append('operator')
                ctx.pos = match.end(1)
        else:
            ctx.stack.append(next_state)
            ctx.pos = match.end(1)

    def popstate_callback(lexer, match, ctx):
        yield match.start(), Punctuation, match.group(1)
        # if we have run out of our state stack, pop whatever is on the pygments
        # state stack
        if len(lexer.xquery_parse_state) == 0:
            ctx.stack.pop()
            if not ctx.stack:
                # make sure we have at least the root state on invalid inputs
                ctx.stack = ['root']
        elif len(ctx.stack) > 1:
            ctx.stack.append(lexer.xquery_parse_state.pop())
        else:
            # i don't know if i'll need this, but in case, default back to root
            ctx.stack = ['root']
        ctx.pos = match.end()

    def pushstate_element_content_starttag_callback(lexer, match, ctx):
        yield match.start(), Name.Tag, match.group(1)
        lexer.xquery_parse_state.append('element_content')
        ctx.stack.append('start_tag')
        ctx.pos = match.end()

    def pushstate_cdata_section_callback(lexer, match, ctx):
        yield match.start(), String.Doc, match.group(1)
        ctx.stack.append('cdata_section')
        lexer.xquery_parse_state.append(ctx.state.pop)
        ctx.pos = match.end()

    def pushstate_starttag_callback(lexer, match, ctx):
        yield match.start(), Name.Tag, match.group(1)
        lexer.xquery_parse_state.append(ctx.state.pop)
        ctx.stack.append('start_tag')
        ctx.pos = match.end()

    def pushstate_operator_order_callback(lexer, match, ctx):
        yield match.start(), Keyword, match.group(1)
        yield match.start(), Whitespace, match.group(2)
        yield match.start(), Punctuation, match.group(3)
        ctx.stack = ['root']
        lexer.xquery_parse_state.append('operator')
        ctx.pos = match.end()

    def pushstate_operator_map_callback(lexer, match, ctx):
        yield match.start(), Keyword, match.group(1)
        yield match.start(), Whitespace, match.group(2)
        yield match.start(), Punctuation, match.group(3)
        ctx.stack = ['root']
        lexer.xquery_parse_state.append('operator')
        ctx.pos = match.end()

    def pushstate_operator_root_validate(lexer, match, ctx):
        yield match.start(), Keyword, match.group(1)
        yield match.start(), Whitespace, match.group(2)
        yield match.start(), Punctuation, match.group(3)
        ctx.stack = ['root']
        lexer.xquery_parse_state.append('operator')
        ctx.pos = match.end()

    def pushstate_operator_root_validate_withmode(lexer, match, ctx):
        yield match.start(), Keyword, match.group(1)
        yield match.start(), Whitespace, match.group(2)
        yield match.start(), Keyword, match.group(3)
        ctx.stack = ['root']
        lexer.xquery_parse_state.append('operator')
        ctx.pos = match.end()

    def pushstate_operator_processing_instruction_callback(lexer, match, ctx):
        yield match.start(), String.Doc, match.group(1)
        ctx.stack.append('processing_instruction')
        lexer.xquery_parse_state.append('operator')
        ctx.pos = match.end()

    def pushstate_element_content_processing_instruction_callback(lexer, match, ctx):
        yield match.start(), String.Doc, match.group(1)
        ctx.stack.append('processing_instruction')
        lexer.xquery_parse_state.append('element_content')
        ctx.pos = match.end()

    def pushstate_element_content_cdata_section_callback(lexer, match, ctx):
        yield match.start(), String.Doc, match.group(1)
        ctx.stack.append('cdata_section')
        lexer.xquery_parse_state.append('element_content')
        ctx.pos = match.end()

    def pushstate_operator_cdata_section_callback(lexer, match, ctx):
        yield match.start(), String.Doc, match.group(1)
        ctx.stack.append('cdata_section')
        lexer.xquery_parse_state.append('operator')
        ctx.pos = match.end()

    def pushstate_element_content_xmlcomment_callback(lexer, match, ctx):
        yield match.start(), String.Doc, match.group(1)
        ctx.stack.append('xml_comment')
        lexer.xquery_parse_state.append('element_content')
        ctx.pos = match.end()

    def pushstate_operator_xmlcomment_callback(lexer, match, ctx):
        yield match.start(), String.Doc, match.group(1)
        ctx.stack.append('xml_comment')
        lexer.xquery_parse_state.append('operator')
        ctx.pos = match.end()

    def pushstate_kindtest_callback(lexer, match, ctx):
        yield match.start(), Keyword, match.group(1)
        yield match.start(), Whitespace, match.group(2)
        yield match.start(), Punctuation, match.group(3)
        lexer.xquery_parse_state.append('kindtest')
        ctx.stack.append('kindtest')
        ctx.pos = match.end()

    def pushstate_operator_kindtestforpi_callback(lexer, match, ctx):
        yield match.start(), Keyword, match.group(1)
        yield match.start(), Whitespace, match.group(2)
        yield match.start(), Punctuation, match.group(3)
        lexer.xquery_parse_state.append('operator')
        ctx.stack.append('kindtestforpi')
        ctx.pos = match.end()

    def pushstate_operator_kindtest_callback(lexer, match, ctx):
        yield match.start(), Keyword, match.group(1)
        yield match.start(), Whitespace, match.group(2)
        yield match.start(), Punctuation, match.group(3)
        lexer.xquery_parse_state.append('operator')
        ctx.stack.append('kindtest')
        ctx.pos = match.end()

    def pushstate_occurrenceindicator_kindtest_callback(lexer, match, ctx):
        yield match.start(), Name.Tag, match.group(1)
        yield match.start(), Whitespace, match.group(2)
        yield match.start(), Punctuation, match.group(3)
        lexer.xquery_parse_state.append('occurrenceindicator')
        ctx.stack.append('kindtest')
        ctx.pos = match.end()

    def pushstate_operator_starttag_callback(lexer, match, ctx):
        yield match.start(), Name.Tag, match.group(1)
        lexer.xquery_parse_state.append('operator')
        ctx.stack.append('start_tag')
        ctx.pos = match.end()

    def pushstate_operator_root_callback(lexer, match, ctx):
        yield match.start(), Punctuation, match.group(1)
        lexer.xquery_parse_state.append('operator')
        ctx.stack = ['root']
        ctx.pos = match.end()

    def pushstate_operator_root_construct_callback(lexer, match, ctx):
        yield match.start(), Keyword, match.group(1)
        yield match.start(), Whitespace, match.group(2)
        yield match.start(), Punctuation, match.group(3)
        lexer.xquery_parse_state.append('operator')
        ctx.stack = ['root']
        ctx.pos = match.end()

    def pushstate_root_callback(lexer, match, ctx):
        yield match.start(), Punctuation, match.group(1)
        cur_state = ctx.stack.pop()
        lexer.xquery_parse_state.append(cur_state)
        ctx.stack = ['root']
        ctx.pos = match.end()

    def pushstate_operator_attribute_callback(lexer, match, ctx):
        yield match.start(), Name.Attribute, match.group(1)
        ctx.stack.append('operator')
        ctx.pos = match.end()

    tokens = {
        'comment': [
            # xquery comments
            (r'[^:()]+', Comment),
            (r'$:', Comment, '#push'),
            (r':$', Comment, '#pop'),
            (r'[:()]', Comment),
        ],
        'whitespace': [
            (r'\s+', Whitespace),
        ],
        'operator': [
            include('whitespace'),
            (r'(\})', popstate_callback),
            (r'\(:', Comment, 'comment'),

            (r'(\{)', pushstate_root_callback),
            (r'then|else|external|at|div|except', Keyword, 'root'),
            (r'order by', Keyword, 'root'),
            (r'group by', Keyword, 'root'),
            (r'is|mod|order\s+by|stable\s+order\s+by', Keyword, 'root'),
            (r'and|or', Operator.Word, 'root'),
            (r'(eq|ge|gt|le|lt|ne|idiv|intersect|in)(?=\b)',
             Operator.Word, 'root'),
            (r'return|satisfies|to|union|where|count|preserve\s+strip',
             Keyword, 'root'),
            (r'(>=|>>|>|<=|<<|<|-|\*|!=|\+|\|\||\||:=|=|!)',
             operator_root_callback),
            (r'(::|:|;|\[|//|/|,)',
             punctuation_root_callback),
            (r'(castable|cast)(\s+)(as)\b',
             bygroups(Keyword, Whitespace, Keyword), 'singletype'),
            (r'(instance)(\s+)(of)\b',
             bygroups(Keyword, Whitespace, Keyword), 'itemtype'),
            (r'(treat)(\s+)(as)\b',
             bygroups(Keyword, Whitespace, Keyword), 'itemtype'),
            (r'(case)(\s+)(' + stringdouble + ')',
             bygroups(Keyword, Whitespace, String.Double), 'itemtype'),
            (r'(case)(\s+)(' + stringsingle + ')',
             bygroups(Keyword, Whitespace, String.Single), 'itemtype'),
            (r'(case|as)\b', Keyword, 'itemtype'),
            (r'(\))(\s*)(as)',
             bygroups(Punctuation, Whitespace, Keyword), 'itemtype'),
            (r'\$', Name.Variable, 'varname'),
            (r'(for|let|previous|next)(\s+)(\$)',
             bygroups(Keyword, Whitespace, Name.Variable), 'varname'),
            (r'(for)(\s+)(tumbling|sliding)(\s+)(window)(\s+)(\$)',
             bygroups(Keyword, Whitespace, Keyword, Whitespace, Keyword,
                      Whitespace, Name.Variable),
             'varname'),
            # (r'\)|\?|\]', Punctuation, '#push'),
            (r'\)|\?|\]', Punctuation),
            (r'(empty)(\s+)(greatest|least)',
             bygroups(Keyword, Whitespace, Keyword)),
            (r'ascending|descending|default', Keyword, '#push'),
            (r'(allowing)(\s+)(empty)',
             bygroups(Keyword, Whitespace, Keyword)),
            (r'external', Keyword),
            (r'(start|when|end)', Keyword, 'root'),
            (r'(only)(\s+)(end)', bygroups(Keyword, Whitespace, Keyword),
             'root'),
            (r'collation', Keyword, 'uritooperator'),

            # eXist specific XQUF
            (r'(into|following|preceding|with)', Keyword, 'root'),

            # support for current context on rhs of Simple Map Operator
            (r'\.', Operator),

            # finally catch all string literals and stay in operator state
            (stringdouble, String.Double),
            (stringsingle, String.Single),

            (r'(catch)(\s*)', bygroups(Keyword, Whitespace), 'root'),
        ],
        'uritooperator': [
            (stringdouble, String.Double, '#pop'),
            (stringsingle, String.Single, '#pop'),
        ],
        'namespacedecl': [
            include('whitespace'),
            (r'\(:', Comment, 'comment'),
            (r'(at)(\s+)('+stringdouble+')',
             bygroups(Keyword, Whitespace, String.Double)),
            (r"(at)(\s+)("+stringsingle+')',
             bygroups(Keyword, Whitespace, String.Single)),
            (stringdouble, String.Double),
            (stringsingle, String.Single),
            (r',', Punctuation),
            (r'=', Operator),
            (r';', Punctuation, 'root'),
            (ncname, Name.Namespace),
        ],
        'namespacekeyword': [
            include('whitespace'),
            (r'$:', Comment, 'comment'),
            (stringdouble, String.Double, 'namespacedecl'),
            (stringsingle, String.Single, 'namespacedecl'),
            (r'inherit|no-inherit', Keyword, 'root'),
            (r'namespace', Keyword, 'namespacedecl'),
            (r'(default)(\s+)(element)', bygroups(Keyword, Text, Keyword)),
            (r'preserve|no-preserve', Keyword),
            (r',', Punctuation),
        ],
        'annotationname': [
            (r'\(:', Comment, 'comment'),
            (qname, Name.Decorator),
            (r'(\()(' + stringdouble + ')', bygroups(Punctuation, String.Double)),
            (r'(\()(' + stringsingle + ')', bygroups(Punctuation, String.Single)),
            (r'(\,)(\s+)(' + stringdouble + ')',
             bygroups(Punctuation, Text, String.Double)),
            (r'(\,)(\s+)(' + stringsingle + ')',
             bygroups(Punctuation, Text, String.Single)),
            (r'$', Punctuation),
            (r'(\s+)(\%)', bygroups(Text, Name.Decorator), 'annotationname'),
            (r'(\s+)(variable)(\s+)(\$)',
             bygroups(Text, Keyword.Declaration, Text, Name.Variable), 'varname'),
            (r'(\s+)(function)(\s+)',
             bygroups(Text, Keyword.Declaration, Text), 'root')
        ],
        'varname': [
            (r'$:', Comment, 'comment'),
            (r'(' + qname + r')(\()?', bygroups(Name, Punctuation), 'operator'),
        ],
        'singletype': [
            include('whitespace'),
            (r'\(:', Comment, 'comment'),
            (ncname + r'(:\*)', Name.Variable, 'operator'),
            (qname, Name.Variable, 'operator'),
        ],
        'itemtype': [
            include('whitespace'),
            (r'\(:', Comment, 'comment'),
            (r'\$', Name.Variable, 'varname'),
            (r'(void)(\s*)(\()(\s*)($)',
             bygroups(Keyword, Text, Punctuation, Text, Punctuation), 'operator'),
            (r'(element|attribute|schema-element|schema-attribute|comment|text|'
             r'node|binary|document-node|empty-sequence)(\s*)($)',
             pushstate_occurrenceindicator_kindtest_callback),
            # Marklogic specific type?
            (r'(processing-instruction)(\s*)(\()',
             bygroups(Keyword, Text, Punctuation),
             ('occurrenceindicator', 'kindtestforpi')),
            (r'(item)(\s*)(\()(\s*)($)(?=[*+?])',
             bygroups(Keyword, Text, Punctuation, Text, Punctuation),
             'occurrenceindicator'),
            (r'(\(\#)(\s*)', bygroups(Punctuation, Text), 'pragma'),
            (r';', Punctuation, '#pop'),
            (r'then|else', Keyword, '#pop'),
            (r'(at)(\s+)(' + stringdouble + ')',
             bygroups(Keyword, Text, String.Double), 'namespacedecl'),
            (r'(at)(\s+)(' + stringsingle + ')',
             bygroups(Keyword, Text, String.Single), 'namespacedecl'),
            (r'except|intersect|in|is|return|satisfies|to|union|where|count',
             Keyword, 'root'),
            (r'and|div|eq|ge|gt|le|lt|ne|idiv|mod|or', Operator.Word, 'root'),
            (r':=|=|,|>=|>>|>|\[|$|<=|<<|<|-|!=|\|\||\|', Operator, 'root'),
            (r'external|at', Keyword, 'root'),
            (r'(stable)(\s+)(order)(\s+)(by)',
             bygroups(Keyword, Text, Keyword, Text, Keyword), 'root'),
            (r'(castable|cast)(\s+)(as)',
             bygroups(Keyword, Text, Keyword), 'singletype'),
            (r'(treat)(\s+)(as)', bygroups(Keyword, Text, Keyword)),
            (r'(instance)(\s+)(of)', bygroups(Keyword, Text, Keyword)),
            (r'(case)(\s+)(' + stringdouble + ')',
             bygroups(Keyword, Text, String.Double), 'itemtype'),
            (r'(case)(\s+)(' + stringsingle + ')',
             bygroups(Keyword, Text, String.Single), 'itemtype'),
            (r'case|as', Keyword, 'itemtype'),
            (r'($)(\s*)(as)', bygroups(Operator, Text, Keyword), 'itemtype'),
            (ncname + r':\*', Keyword.Type, 'operator'),
            (r'(function|map|array)($)', bygroups(Keyword.Type, Punctuation)),
            (qname, Keyword.Type, 'occurrenceindicator'),
        ],
        'kindtest': [
            (r'\(:', Comment, 'comment'),
            (r'\{', Punctuation, 'root'),
            (r'($)([*+?]?)', popstate_kindtest_callback),
            (r'\*', Name, 'closekindtest'),
            (qname, Name, 'closekindtest'),
            (r'(element|schema-element)(\s*)($)', pushstate_kindtest_callback),
        ],
        'kindtestforpi': [
            (r'\(:', Comment, 'comment'),
            (r'$', Punctuation, '#pop'),
            (ncname, Name.Variable),
            (stringdouble, String.Double),
            (stringsingle, String.Single),
        ],
        'closekindtest': [
            (r'$:', Comment, 'comment'),
            (r'($)', popstate_callback),
            (r',', Punctuation),
            (r'(\{)', pushstate_operator_root_callback),
            (r'\?', Punctuation),
        ],
        'xml_comment': [
            (r'(-->)', popstate_xmlcomment_callback),
            (r'[^-]{1,2}', Literal),
            (r'\t|\r|\n|[\u0020-\uD7FF]|[\uE000-\uFFFD]|[\U00010000-\U0010FFFF]',
             Literal),
        ],
        'processing_instruction': [
            (r'\s+', Text, 'processing_instruction_content'),
            (r'\?>', String.Doc, '#pop'),
            (pitarget, Name),
        ],
        'processing_instruction_content': [
            (r'\?>', String.Doc, '#pop'),
            (r'\t|\r|\n|[\u0020-\uD7FF]|[\uE000-\uFFFD]|[\U00010000-\U0010FFFF]',
             Literal),
        ],
        'cdata_section': [
            (r']]>', String.Doc, '#pop'),
            (r'\t|\r|\n|[\u0020-\uD7FF]|[\uE000-\uFFFD]|[\U00010000-\U0010FFFF]',
             Literal),
        ],
        'start_tag': [
            include('whitespace'),
            (r'(/>)', popstate_tag_callback),
            (r'>', Name.Tag, 'element_content'),
            (r'"', Punctuation, 'quot_attribute_content'),
            (r"'", Punctuation, 'apos_attribute_content'),
            (r'=', Operator),
            (qname, Name.Tag),
        ],
        'quot_attribute_content': [
            (r'"', Punctuation, 'start_tag'),
            (r'(\{)', pushstate_root_callback),
            (r'""', Name.Attribute),
            (quotattrcontentchar, Name.Attribute),
            (entityref, Name.Attribute),
            (charref, Name.Attribute),
            (r'\{\{|\}\}', Name.Attribute),
        ],
        'apos_attribute_content': [
            (r"'", Punctuation, 'start_tag'),
            (r'\{', Punctuation, 'root'),
            (r"''", Name.Attribute),
            (aposattrcontentchar, Name.Attribute),
            (entityref, Name.Attribute),
            (charref, Name.Attribute),
            (r'\{\{|\}\}', Name.Attribute),
        ],
        'element_content': [
            (r', Name.Tag, 'end_tag'),
            (r'(\{)', pushstate_root_callback),
            (r'(