Function mul_length

src/consume.rs:47–51

Returns `Ok(length * x)` if it does not overflow.

(length: usize, x: usize)

/// Returns `Ok(length * x)` if it does not overflow.
pub fn mul_length(length: usize, x: usize) -> Result<usize> {
    length
        .checked_mul(x)
        .ok_or_else(|| error("length overflow"))
}