Struct wasm_encoder::SubType

pub struct SubType {
    pub is_final: bool,
    pub supertype_idx: Option<u32>,
    pub composite_type: CompositeType,
}

Represents a subtype of possible other types in a WebAssembly module.

Fields

is_final: bool

Is the subtype final.

supertype_idx: Option<u32>

The list of supertype indexes. As of GC MVP, there can be at most one supertype.

composite_type: CompositeType

The composite type of the subtype.

Trait Implementations

impl Clone for SubType

fn clone(&self) -> SubType

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for SubType

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

Formats the value using the given formatter.

impl Encode for SubType

fn encode(&self, sink: &mut Vec<u8>)

Encode the type into the given byte sink.

impl TryFrom<SubType> for SubType

Available on crate feature wasmparser only.

type Error = Error

The type returned in the event of a conversion error.

fn try_from(sub_ty: SubType) -> Result<Self, Self::Error>

Performs the conversion.