use lazy_static::lazy_static; use std::collections::HashSet; lazy_static! { pub static ref VOID_TAGS: HashSet<&'static [u8]> = { let mut s = HashSet::<&'static [u8]>::new(); s.insert(b"area"); s.insert(b"base"); s.insert(b"br"); s.insert(b"col"); s.insert(b"embed"); s.insert(b"hr"); s.insert(b"img"); s.insert(b"input"); s.insert(b"keygen"); s.insert(b"link"); s.insert(b"meta"); s.insert(b"param"); s.insert(b"source"); s.insert(b"track"); s.insert(b"wbr"); s }; }