namedTagDefinition top-level constant
String
const namedTagDefinition
A String pattern to match a named tag like <table>
or </table>
.
Implementation
const namedTagDefinition =
// Opening tag begins.
'<'
// Tag name.
'[a-z][a-z0-9-]*'
// Attribute begins, see
// https://spec.commonmark.org/0.30/#attribute.
r'(?:\s+'
// Attribute name, see
// https://spec.commonmark.org/0.30/#attribute-name.
'[a-z_:][a-z0-9._:-]*'
//
'(?:'
// Attribute value specification, see
// https://spec.commonmark.org/0.30/#attribute-value-specification.
r'\s*=\s*'
// Attribute value, see
// https://spec.commonmark.org/0.30/#unquoted-attribute-value.
r'''(?:[^\s"'=<>`]+?|'[^']*?'|"[^"]*?")'''
// Attribute ends.
')?)*'
// Opening tag ends.
r'\s*/?>'
// Or
'|'
// Closing tag, see
// https://spec.commonmark.org/0.30/#closing-tag.
r'</[a-z][a-z0-9-]*\s*>';