2021-03-08 18:33:35 +05:30
|
|
|
// utility function to get a randomly generated string
|
|
|
|
// of size len
|
2021-03-08 18:14:34 +05:30
|
|
|
pub fn get_random(len: usize) -> String {
|
|
|
|
use std::iter;
|
|
|
|
|
|
|
|
use rand::{distributions::Alphanumeric, rngs::ThreadRng, thread_rng, Rng};
|
|
|
|
|
|
|
|
let mut rng: ThreadRng = thread_rng();
|
|
|
|
|
|
|
|
iter::repeat(())
|
|
|
|
.map(|()| rng.sample(Alphanumeric))
|
|
|
|
.map(char::from)
|
|
|
|
.take(len)
|
|
|
|
.collect::<String>()
|
|
|
|
}
|