Struct Global 

pub struct Global(/* private fields */);

A Wasm global variable reference.

Implementations

impl Global

pub fn new( ctx: impl AsContextMut, initial_value: Val, mutability: Mutability, ) -> Self

Creates a new global variable to the store.

pub fn ty(&self, ctx: impl AsContext) -> GlobalType

Returns the GlobalType of the global variable.

pub fn set( &self, ctx: impl AsContextMut, new_value: Val, ) -> Result<(), GlobalError>

Sets a new value to the global variable.

Errors

• If the global variable is immutable.
• If there is a type mismatch between the global variable and the new value.

Panics

Panics if ctx does not own this Global.

pub fn get(&self, ctx: impl AsContext) -> Val

Returns the current value of the global variable.

Panics

Panics if ctx does not own this Global.

Trait Implementations

impl Clone for Global

fn clone(&self) -> Global

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Global

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

Formats the value using the given formatter.

impl From<Global> for Extern

fn from(global: Global) -> Self

Converts to this type from the input type.

impl Copy for Global