Function took 

pub fn took<T, F>(f: F) -> (Took, T)
where
    F: FnOnce() -> T,

Measure run time of given function, return elapsed time.

Returns Took along with the function result.

Examples found in repository

examples/function.rs (lines 5-8)

pub fn main() {
    // Time the given function
    let (took, _result) = took(|| {
        // Simulate heavy task running 1 second
        std::thread::sleep(std::time::Duration::from_secs(1));
    });

    // Report elapsed time in human readable format
    println!("Done, took {}", took);
}