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Change base can change between convertable integer types too

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Gwilym Kuiper 2021-06-06 00:07:33 +01:00 committed by Corwin
parent cc70e5ba8b
commit 026dad0773
1 changed files with 9 additions and 4 deletions
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13
agb/src/number.rs
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@ -75,13 +75,18 @@ pub struct Num<I: FixedWidthUnsignedInteger, const N: usize>(I);
pub type Number<const N: usize> = Num<i32, N>; pub type Number<const N: usize> = Num<i32, N>;
pub fn change_base<I: FixedWidthUnsignedInteger, const N: usize, const M: usize>( pub fn change_base<
num: Num<I, N>, I: FixedWidthUnsignedInteger,
J: FixedWidthUnsignedInteger + Into<I>,
const N: usize,
const M: usize,
>(
num: Num<J, N>,
) -> Num<I, M> { ) -> Num<I, M> {
if N < M { if N < M {
Num(num.0 << (M - N)) Num(num.0.into() << (M - N))
} else { } else {
Num(num.0 >> (N - M)) Num(num.0.into() >> (N - M))
} }
} }