#![feature(test)] extern crate test; use regex_syntax::Parser; use test::Bencher; #[bench] fn parse_simple1(b: &mut Bencher) { b.iter(|| { let re = r"^bc(d|e)*$"; Parser::new().parse(re).unwrap() }); } #[bench] fn parse_simple2(b: &mut Bencher) { b.iter(|| { let re = r"'[a-zA-Z_][a-zA-Z0-9_]*(')\b"; Parser::new().parse(re).unwrap() }); } #[bench] fn parse_small1(b: &mut Bencher) { b.iter(|| { let re = r"\p{L}|\p{N}|\s|.|\d"; Parser::new().parse(re).unwrap() }); } #[bench] fn parse_medium1(b: &mut Bencher) { b.iter(|| { let re = r"\pL\p{Greek}\p{Hiragana}\p{Alphabetic}\p{Hebrew}\p{Arabic}"; Parser::new().parse(re).unwrap() }); } #[bench] fn parse_medium2(b: &mut Bencher) { b.iter(|| { let re = r"\s\S\w\W\d\D"; Parser::new().parse(re).unwrap() }); } #[bench] fn parse_medium3(b: &mut Bencher) { b.iter(|| { let re = r"\p{age:3.2}\p{hira}\p{scx:hira}\p{alphabetic}\p{sc:Greek}\pL"; Parser::new().parse(re).unwrap() }); } #[bench] fn parse_huge(b: &mut Bencher) { b.iter(|| { let re = r"\p{L}{100}"; Parser::new().parse(re).unwrap() }); }