@patreon/studio/module/utilities/color-system.js

Patreon Studio Design System

export function isHexColor(color) {
    return color.startsWith('#');
}
/** convert a string to a stable hash */
function stringToHash(str) {
    return String(Array.from(str)
        // the `| 0` part forces h to be a 32-bit number
        // eslint-disable-next-line no-bitwise
        .reduce((s, c) => (Math.imul(31, s) + c.charCodeAt(0)) | 0, 0));
}
export function getCacheKey({ inputColor, tokenMap }) {
    return `${inputColor.replace('#', '')}-${stringToHash(JSON.stringify(tokenMap).slice(0, 500))}`;
}
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