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@lezer/html

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lezer-based HTML grammar

github.com/lezer-parser/html

lezer-parser/html

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# Doesn't parse VB as JS <script type="text/visualbasic">let something = 20</script> ==> Document(Element(OpenTag(StartTag,TagName,Attribute(AttributeName,Is,AttributeValue),EndTag), ScriptText, CloseTag(StartCloseTag,TagName,EndTag))) # Does parse type-less script tags as JS <script>/foo/</script> ==> Document(Element(OpenTag(StartTag,TagName,EndTag), Script(ExpressionStatement(RegExp)), CloseTag(StartCloseTag,TagName,EndTag))) # Still doesn't end script tags on closing tags <script type=something></foo></script> ==> Document(Element(OpenTag(StartTag,TagName,Attribute(AttributeName,Is,UnquotedAttributeValue),EndTag), ScriptText, CloseTag(StartCloseTag,TagName,EndTag))) # Missing end tag <html><script>null ==> Document(Element(OpenTag(StartTag,TagName,EndTag), Element(OpenTag(StartTag,TagName,EndTag), Script(ExpressionStatement(null))))) # JS with script type <script type="text/javascript">console.log(2)</script> ==> Document(Element(OpenTag(StartTag,TagName,Attribute(AttributeName,Is,AttributeValue),EndTag), Script(...), CloseTag(StartCloseTag,TagName,EndTag))) # JS with unquoted script type <script type=module>console.log(2)</script> ==> Document(Element(OpenTag(StartTag,TagName,Attribute(AttributeName,Is,UnquotedAttributeValue),EndTag), Script(...), CloseTag(StartCloseTag,TagName,EndTag))) # Error in JS <script>a b</script> ==> Document(Element(OpenTag(StartTag,TagName,EndTag), Script(...), CloseTag(StartCloseTag,TagName,EndTag)))