Enum wasm_runtime_layer::ExternType

pub enum ExternType {
    Global(GlobalType),
    Table(TableType),
    Memory(MemoryType),
    Func(FuncType),
}

The type of an Extern item.

A list of all possible types which can be externally referenced from a WebAssembly module.

Variants

Global(GlobalType)

The type of an Extern::Global.

Table(TableType)

The type of an Extern::Table.

Memory(MemoryType)

The type of an Extern::Memory.

Func(FuncType)

The type of an Extern::Func.

Implementations

impl ExternType

pub fn global(&self) -> Option<&GlobalType>

Returns the underlying GlobalType or None if it is of a different type.

pub fn table(&self) -> Option<&TableType>

Returns the underlying TableType or None if it is of a different type.

pub fn memory(&self) -> Option<&MemoryType>

Returns the underlying MemoryType or None if it is of a different type.

pub fn func(&self) -> Option<&FuncType>

Returns the underlying FuncType or None if it is of a different type.

pub fn try_into_func(self) -> Result<FuncType, Self>

Return the underlying FuncType if the types match

pub fn try_into_table(self) -> Result<TableType, Self>

Return the underlying TableType if the types match

pub fn try_into_global(self) -> Result<GlobalType, Self>

Return the underlying GlobalType if the types match

pub fn try_into_memory(self) -> Result<MemoryType, Self>

Return the underlying MemoryType if the types match

Trait Implementations

impl Clone for ExternType

fn clone(&self) -> ExternType

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for ExternType

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

Formats the value using the given formatter.

impl From<FuncType> for ExternType

fn from(func: FuncType) -> Self

Converts to this type from the input type.

impl From<GlobalType> for ExternType

fn from(global: GlobalType) -> Self

Converts to this type from the input type.

impl From<MemoryType> for ExternType

fn from(memory: MemoryType) -> Self

Converts to this type from the input type.

impl From<TableType> for ExternType

fn from(table: TableType) -> Self

Converts to this type from the input type.