function validateRes()

in lib/h3core.js [184:189]

• 6 lines of code
• 4 McCabe index (conditional complexity)

function validateRes(res) {
    if (typeof res !== 'number' || res < 0 || res > 15 || Math.floor(res) !== res) {
        throw H3LibraryError(E_RES_DOMAIN, res);
    }
    return res;
}