function processMetadata(metadata) {
    let regular = {}, solid = {}, brands = {}
    for (let icon in metadata) {
        let styles = metadata[icon].styles
        let codePoint = metadata[icon].unicode
        if (styles.includes('regular')) {
            regular[icon] = codePoint
        }
        if (styles.includes('solid')) {
            solid[icon] = codePoint
        }
        if (styles.includes('brands')) {
            brands[icon] = codePoint
        }
    }
    return {regular, solid, brands}
}

function processMetadata(metadata) {
    let regular = _.pickBy(metadata, icon => icon.styles.includes('regular'))
    regular = _.mapValues(regular, icon => icon.unicode)
    let solid = _.pickBy(metadata, icon => icon.styles.includes('solid'))
    solid = _.mapValues(solid, icon => icon.unicode)
    let brands = _.pickBy(metadata, icon => icon.styles.includes('brands'))
    brands = _.mapValues(brands, icon => icon.unicode)
    return {regular, solid, brands}
}