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added doc

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JOLIMAITRE Matthieu 2022-04-04 15:12:27 +03:00
parent 22fab08702
commit eea55fa02d
1 changed files with 4 additions and 3 deletions
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7
src/lib/game.rs
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@ -226,8 +226,9 @@ impl<'g> Displacement<'g> {
}
}
fn would_overflow(n: usize, d: isize, max: usize) -> bool {
let too_little = n == 0 && d == -1;
let too_big = n == max && d == 1;
/// determine if the given number, added a delta that is either 1 or -1 to it would overflow a certain maximum value for n
fn would_overflow(number: usize, delta: isize, max: usize) -> bool {
let too_little = number == 0 && delta == -1;
let too_big = number == max && delta == 1;
too_little || too_big
}