Enum rustc_const_math::ConstUsize

pub enum ConstUsize {
    Us16(u16),
    Us32(u32),
    Us64(u64),
}

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Depending on the target only one variant is ever used in a compilation. Anything else is an error. This invariant is checked at several locations

Variants

Us16(u16)

🔬 This is a nightly-only experimental API. (rustc_private)

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Us32(u32)

🔬 This is a nightly-only experimental API. (rustc_private)

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Us64(u64)

🔬 This is a nightly-only experimental API. (rustc_private)

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Methods

impl ConstUsize

pub fn as_u64(self) -> u64

🔬 This is a nightly-only experimental API. (rustc_private)

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pub fn new(i: u64, usize_ty: UintTy) -> Result<Self, ConstMathErr>

🔬 This is a nightly-only experimental API. (rustc_private)

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pub fn new_truncating(i: u128, usize_ty: UintTy) -> Self

🔬 This is a nightly-only experimental API. (rustc_private)

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Trait Implementations

impl Copy for ConstUsize

impl Clone for ConstUsize

fn clone(&self) -> ConstUsize

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ConstUsize

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Encodable for ConstUsize

fn encode<__S: Encoder>(&self, __arg_0: &mut __S) -> Result<(), __S::Error>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

impl Decodable for ConstUsize

fn decode<__D: Decoder>(__arg_0: &mut __D) -> Result<ConstUsize, __D::Error>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

impl Hash for ConstUsize

fn hash<__H: Hasher>(&self, __arg_0: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl Eq for ConstUsize

impl PartialEq for ConstUsize

fn eq(&self, __arg_0: &ConstUsize) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &ConstUsize) -> bool

This method tests for !=.

impl Display for ConstUsize

fn fmt(&self, fmt: &mut Formatter) -> Result<(), Error>

Formats the value using the given formatter.