1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
use crate::internal::Array;
use crate::{enum_map, Enum, EnumMap};
use arbitrary::{Arbitrary, Result, Unstructured};
impl<'a, K: Enum<V>, V: Arbitrary<'a>> Arbitrary<'a> for EnumMap<K, V> {
fn arbitrary(u: &mut Unstructured<'a>) -> Result<EnumMap<K, V>> {
Ok(enum_map! {
_ => Arbitrary::arbitrary(u)?,
})
}
fn size_hint(depth: usize) -> (usize, Option<usize>) {
if K::Array::LENGTH == 0 {
(0, Some(0))
} else {
let (lo, hi) = V::size_hint(depth);
(
lo.saturating_mul(K::Array::LENGTH),
hi.and_then(|hi| hi.checked_mul(K::Array::LENGTH)),
)
}
}
}