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Bound Unsigned when signed is not supported. (#6367)

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* bound unsigned when necessary

* convert more type to AtLeast32BitUnsigned

* Update primitives/arithmetic/src/traits.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* doc refactor

* line reorganize

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
This commit is contained in:
Guillaume Thiolliere
2020-06-25 11:30:20 +02:00
committed by GitHub
parent b17ccf24a8
commit 44fb311f1f
16 changed files with 84 additions and 74 deletions
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substrate/primitives/arithmetic/src/traits.rs
+5
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@@ -79,6 +79,11 @@ pub trait AtLeast32Bit: BaseArithmetic + From<u16> + From<u32> {}
impl<T: BaseArithmetic + From<u16> + From<u32>> AtLeast32Bit for T {}
/// A meta trait for arithmetic. Same as [`AtLeast32Bit `], but also bounded to be unsigned.
pub trait AtLeast32BitUnsigned: AtLeast32Bit + Unsigned {}
impl<T: AtLeast32Bit + Unsigned> AtLeast32BitUnsigned for T {}
/// Just like `From` except that if the source value is too big to fit into the destination type
/// then it'll saturate the destination.
pub trait UniqueSaturatedFrom<T: Sized>: Sized {