#![feature(plugin)]
#![plugin(peg_syntax_ext)]
peg! memo(r#"
#[cache]
rule -> &'input str
= [a-z]+ { match_str }
#[pub]
parse
= rule '+' rule { () }
/ rule ' ' rule { () }
"#);
#[test]
fn main() {
assert_eq!(memo::parse("abc zzz"), Ok(()));
}