getSpacers.js

function getSpacers(stylesArtboard) {
    // empty "spacers obj" wheree we will store all colors
    const spacers = {};
    // get "spacers" artboard
    const spacersAtrboard = stylesArtboard.filter(item => {
        return item.name === "spacers";
    })[0].children;

    spacersAtrboard.map(item => {
        const spacerObj = {
            [item.name]: {
                value: `${item.absoluteBoundingBox.height}px`,
                type: "spacers"
            }
        };

        Object.assign(spacers, spacerObj);
    });

    return spacers;
}