Function writeConfig

docs/app/js/sanddance-app.js:106650–106660

(output, key3, value, recurse)

    }, {});
}
function writeConfig(output, key3, value, recurse) {
    if (!isLegalKey(key3)) return;
    let k, o;
    if (isObject(value) && !isArray(value)) {
        o = isObject(output[key3]) ? output[key3] : output[key3] = {};
        for(k in value){
            if (recurse && (recurse === true || recurse[k])) writeConfig(o, k, value[k]);
            else if (isLegalKey(k)) o[k] = value[k];
        }
    } else output[key3] = value;
}
function mergeNamed(a, b) {
    if (a == null) return b;
    const map = {}, out = [];