macros
token: ["markup.list.macro", "keyword", "string"]
TO
token: ["markup.list.macro", "markup.underline.list.include_link", "string"]
AND
{ token: ["markup.list.macro", "markup.underline.list.include_link", "string"], regex: /(include::?)([^\s\[]+)(\[.*?\])?/ },
{ token: ["markup.list.macro", "markup.underline.list.xref_link", "string"], regex: /(xref::?)([^\s\[]+)(\[.*?\])?/ },
{ token: ["keyword", "markup.underline.list.xref_id", "keyword"], regex: /(<<)(.*?)(>>)/ }