#[non_exhaustive]
pub enum ConstantValue {
Show 13 variants Typeless(Box<[u8]>), Bool(bool), S8(i8), S16(i16), S32(i32), S64(i64), U8(u8), U16(u16), U32(u32), U64(u64), F16(OrderedFloat<f16>), F32(OrderedFloat<f32>), F64(OrderedFloat<f64>),
}
Expand description

Typed constant value.

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
§

Typeless(Box<[u8]>)

§

Bool(bool)

§

S8(i8)

§

S16(i16)

§

S32(i32)

§

S64(i64)

§

U8(u8)

§

U16(u16)

§

U32(u32)

§

U64(u64)

§

F16(OrderedFloat<f16>)

§

F32(OrderedFloat<f32>)

§

F64(OrderedFloat<f64>)

Implementations§

source§

impl ConstantValue

source

pub fn to_typed(&self, ty: &Type) -> Result<ConstantValue, Error>

source

pub fn to_bool(&self) -> Option<bool>

source

pub fn to_s32(&self) -> Option<i32>

source

pub fn to_u32(&self) -> Option<i32>

source

pub fn to_f32(&self) -> Option<f32>

source

pub fn to_typeless(&self) -> Option<Box<[u8]>>

Trait Implementations§

source§

impl Clone for ConstantValue

source§

fn clone(&self) -> ConstantValue

Returns a copy of the value. Read more
1.0.0 · source§

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

Performs copy-assignment from source. Read more
source§

impl Debug for ConstantValue

source§

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

Formats the value using the given formatter. Read more
source§

impl From<&[u32]> for ConstantValue

source§

fn from(x: &[u32]) -> ConstantValue

Converts to this type from the input type.
source§

impl From<&[u8]> for ConstantValue

source§

fn from(x: &[u8]) -> ConstantValue

Converts to this type from the input type.
source§

impl From<[u8; 4]> for ConstantValue

source§

fn from(x: [u8; 4]) -> ConstantValue

Converts to this type from the input type.
source§

impl From<[u8; 8]> for ConstantValue

source§

fn from(x: [u8; 8]) -> ConstantValue

Converts to this type from the input type.
source§

impl From<bool> for ConstantValue

source§

fn from(x: bool) -> ConstantValue

Converts to this type from the input type.
source§

impl From<f32> for ConstantValue

source§

fn from(x: f32) -> ConstantValue

Converts to this type from the input type.
source§

impl From<i32> for ConstantValue

source§

fn from(x: i32) -> ConstantValue

Converts to this type from the input type.
source§

impl From<u32> for ConstantValue

source§

fn from(x: u32) -> ConstantValue

Converts to this type from the input type.
source§

impl Hash for ConstantValue

source§

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

Feeds this value into the given Hasher. Read more
1.3.0 · source§

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

Feeds a slice of this type into the given Hasher. Read more
source§

impl PartialEq for ConstantValue

source§

fn eq(&self, other: &ConstantValue) -> bool

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

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
source§

impl Eq for ConstantValue

source§

impl StructuralPartialEq for ConstantValue

Auto Trait Implementations§

Blanket Implementations§

source§

impl<T> Any for T
where T: 'static + ?Sized,

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for T
where T: ?Sized,

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T, U> Into<U> for T
where U: From<T>,

source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source§

impl<T> ToOwned for T
where T: Clone,

§

type Owned = T

The resulting type after obtaining ownership.
source§

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
source§

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.