use time_this::{time, time_this}; #[time_this] pub fn try_compile() {} #[time_this] fn add_for_compile(a: usize, b: usize) -> usize { a + b } #[time_this] #[inline] fn recursive(n: u64) -> u64 { match n { 0 => 1, 1 => 1, n => recursive(n - 1) + recursive(n - 2), } } fn add_for_time(a: usize, b: usize) -> usize { a + b } #[test] fn test() { dbg!(recursive(5)); assert_eq!(time!(add_for_time(3, 5)), add_for_time(3, 5)); assert_eq!(add_for_time(3, 5), 8); }