const fs = require('fs');
const { promisify } = require('util');

const fileRead = promisify(fs.readFile);

(async function() {
    const wasmBuffer = await fileRead('./rats.wasm');
    const wasmModule = await WebAssembly.compile(wasmBuffer);
    const wasmInstance = await WebAssembly.instantiate(wasmModule);

    // Assuming the WASM module exports a function named 'myFunction'
    console.log('Result from myFunction:', wasmInstance.instance.exports.myFunction());
})();