Enum ValType 

pub enum ValType {
    I32,
    I64,
    F32,
    F64,
    V128,
    Ref(RefType),
}

A wasm value type. (Public/boundary type — the serializable internal form is canon::IrVal.)

Variants

I32

I64

F32

F64

V128

Ref(RefType)

Implementations

impl ValType

pub const FUNCREF: Self

The funcref type, aka (ref null func).

pub const NULLFUNCREF: Self

The nullfuncref type, aka (ref null nofunc).

pub const EXTERNREF: Self

The externref type, aka (ref null extern).

pub const NULLEXTERNREF: Self

The nullexternref type, aka (ref null noextern).

pub const ANYREF: Self

The anyref type, aka (ref null any).

pub const EQREF: Self

The eqref type, aka (ref null eq).

pub const I31REF: Self

The i31ref type, aka (ref null i31).

pub const STRUCTREF: Self

The structref type, aka (ref null struct).

pub const ARRAYREF: Self

The arrayref type, aka (ref null array).

pub const NULLREF: Self

The nullref type, aka (ref null none).

pub const EXNREF: Self

The exnref type, aka (ref null exn).

pub const NULLEXNREF: Self

The nullexnref type, aka (ref null noexn).

impl ValType

pub fn is_ref(&self) -> bool

Whether this is a reference type.

pub fn as_ref(&self) -> Option<&RefType>

The underlying RefType if this is a reference type, else None.

pub fn unwrap_ref(&self) -> &RefType

The underlying RefType, panicking if this is not a reference type.

Trait Implementations

impl Clone for ValType

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ValType

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

Formats the value using the given formatter.

impl Eq for ValType

impl Hash for ValType

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

Feeds this value into the given Hasher.

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

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for ValType

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for ValType