promise image loader

image_loader.js

let loadImage = ({ src }) => {
    return new Promise((resolve, reject) => {
        let img = new Image();
        img.onload = () => {
            resolve(img);
        };
        img.src = src;
    });
};

loadImage({
    src: 'http://localhost:8000/test.png',
}).then((img) => {
    console.log(`img: ${img}`);
    document.body.appendChild(img);
});