57     Identifier(&'a str),    // Unrecognized identifier (opcode, enumerator, ...)  enumerator
336                     _ => Token::Identifier(text),  in scan_word()
645         assert_eq!(lex.next(), token(Token::Identifier("v00"), 1));  in lex_identifiers()
646         assert_eq!(lex.next(), token(Token::Identifier("vx01"), 1));  in lex_identifiers()
651         assert_eq!(lex.next(), token(Token::Identifier("block5234567890"), 1));  in lex_identifiers()
652         assert_eq!(lex.next(), token(Token::Identifier("v1x"), 1));  in lex_identifiers()
653         assert_eq!(lex.next(), token(Token::Identifier("vx1"), 1));  in lex_identifiers()
654         assert_eq!(lex.next(), token(Token::Identifier("vxvx4"), 1));  in lex_identifiers()
655         assert_eq!(lex.next(), token(Token::Identifier("function0"), 1));  in lex_identifiers()
656         assert_eq!(lex.next(), token(Token::Identifier("function"), 1));  in lex_identifiers()
659         assert_eq!(lex.next(), token(Token::Identifier("f32x5"), 1));  in lex_identifiers()