Write Program

Write

JavaScript can also be compiled to WebAssembly.
The sample program is written like this.

javascript/prime.js

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See full example on GitHub

Here, Shopify object is a special object as described in JavaScript and WASI.
This sample JavaScript program set run() method as the entry-point of the WebAssembly.

Well the Javy Toolchain expects that our JavaScript code needs to define a global object where Shopify.main points to our main function.

var Shopify = {
    main: run,
};