Function splice_input

hail-fuzz/src/mutations.rs:304–317

(rng: &mut R, input: &mut Vec<u8>, offset: usize, other: &[u8])

}

fn splice_input<R: Rng>(rng: &mut R, input: &mut Vec<u8>, offset: usize, other: &[u8]) {
    if other.is_empty() {
        return;
    }

    let start: usize = rng.gen_range(0..other.len());
    let end: usize = rng.gen_range(start + 1..other.len() + 1);
    let position: usize = rng.gen_range(offset..input.len());

    let mut result = vec![];
    result.extend_from_slice(&input[..position]);
    result.extend_from_slice(&other[start..end]);
    result.extend_from_slice(&input[position..]);
}