Trait indexing::traits::Idx

pub unsafe trait Idx: Copy + Ord + Hash where
    Self: Debug, {
    fn as_usize(self) -> usize;
    fn from_usize(i: usize) -> Option<Self>;
    fn zero() -> Self;
    fn add(self, increment: usize) -> Self;
    fn sub(self, decrement: usize) -> Self;
}

Unsigned integers able to be used as a trusted index.

Required methods

fn as_usize(self) -> usize

fn from_usize(i: usize) -> Option<Self>

fn zero() -> Self

fn add(self, increment: usize) -> Self

fn sub(self, decrement: usize) -> Self

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Implementations on Foreign Types

impl Idx for u8

fn as_usize(self) -> usize

fn from_usize(i: usize) -> Option<Self>

fn zero() -> Self

fn add(self, increment: usize) -> Self

fn sub(self, decrement: usize) -> Self

impl Idx for u16

fn as_usize(self) -> usize

fn from_usize(i: usize) -> Option<Self>

fn zero() -> Self

fn add(self, increment: usize) -> Self

fn sub(self, decrement: usize) -> Self

impl Idx for u32

fn as_usize(self) -> usize

fn from_usize(i: usize) -> Option<Self>

fn zero() -> Self

fn add(self, increment: usize) -> Self

fn sub(self, decrement: usize) -> Self

impl Idx for usize

fn as_usize(self) -> usize

fn from_usize(i: usize) -> Option<Self>

fn zero() -> Self

fn add(self, increment: usize) -> Self

fn sub(self, decrement: usize) -> Self

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Implementors

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