WebAssembly.Suspending() constructor

The WebAssembly.Suspending() constructor creates a new Suspending object instance representing a suspending function.

Syntax

js
new WebAssembly.Suspending(function)

Parameters

function

A reference to an asynchronous (Promise-based) JavaScript function.

Return value

A new Suspending object instance.

Exceptions

WebAssembly.SuspendError

The corresponding exported function was not wrapped in a WebAssembly.promising() call.

TypeError

The referenced function is not callable.

Examples

undefined

Basic usage

js
function someAsyncFunction() {
  return fetch("https://example.com").then((result) => {
    // ...
  });
}

const importObj = {
  someAsyncFunction: new WebAssembly.Suspending(someAsyncFunction),
};

See WebAssembly.Suspending for a full working example and explanation.

Specifications

See also