export default function (name) {
  return name.indexOf('-') > 0;
}

@@ -32,36 +32,300 @@
 %7B%0A  
-return name.indexOf('-') %3E 0
+const reservedNames = %5B%0A    'annotation-xml',%0A    'color-profile',%0A    'font-face',%0A    'font-face-src',%0A    'font-face-uri',%0A    'font-face-format',%0A    'font-face-name',%0A    'missing-glyph'%0A  %5D;%0A%0A  return name.indexOf('-') %3E 0 && name.toUpperCase() === name && !reservedNames.includes(name)
 ;%0A%7D%0A

add stricter checks for element names