[−][src]Function combine::parser::char::alpha_num
pub fn alpha_num<I>() -> AlphaNum<I> where
I: Stream<Item = char>,
I::Error: ParseError<I::Item, I::Range, I::Position>,
Parses either an alphabet letter or digit according to std::char::is_alphanumeric
.
use combine::Parser; use combine::parser::char::alpha_num; assert_eq!(alpha_num().parse("A"), Ok(('A', ""))); assert_eq!(alpha_num().parse("1"), Ok(('1', ""))); assert!(alpha_num().parse("!").is_err());