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53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
import re
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from pygments.lexer import bygroups, include, default
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from pygments.lexers.javascript import JavascriptLexer
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from pygments.token import Name, Operator, Punctuation, String, Text
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# Use same tokens as `JavascriptLexer`, but with tags and attributes support
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TOKENS = JavascriptLexer.tokens
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TOKENS.update({
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'jsx': [
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(r'(<)([\w]+)',
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bygroups(Punctuation, Name.Tag), 'tag'),
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(r'(<)(/)([\w]+)(>)',
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bygroups(Punctuation, Punctuation, Name.Tag,
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Punctuation)),
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],
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'tag': [
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(r'\s+', Text),
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(r'([\w]+\s*)(=)(\s*)', bygroups(Name.Attribute, Operator, Text), 'attr'),
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(r'[{}]+', Punctuation),
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(r'[\w\.]+', Name.Attribute),
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(r'(/?)(\s*)(>)', bygroups(Punctuation, Text, Punctuation), '#pop'),
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],
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'attr': [
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('{', Punctuation, 'expression'),
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('".*?"', String, '#pop'),
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("'.*?'", String, '#pop'),
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default('#pop')
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],
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'expression': [
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('{', Punctuation, '#push'),
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('}', Punctuation, '#pop'),
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include('root')
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]
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})
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TOKENS['root'].insert(0, include('jsx'))
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class JsxLexer(JavascriptLexer):
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name = 'react'
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aliases = ['jsx', 'react']
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filenames = ['*.jsx', '*.react']
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mimetypes = ['text/jsx', 'text/typescript-jsx']
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flags = re.MULTILINE | re.DOTALL | re.UNICODE
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tokens = TOKENS
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def setup(app):
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from sphinx.highlighting import lexers
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lexers['jsx'] = JsxLexer()
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