Macro repeat

macro_rules! repeat {
    ($s: expr, $n: expr) => { ... };
}

Available on crate feature dep_const_str only.

Creates a new string slice by repeating a string slice n times.

Examples

const S: &str = "abc";
const SSSS: &str = const_str::repeat!(S, 4);
assert_eq!(SSSS, "abcabcabcabc");