function isObject(val) {
|
return val !== null && typeof val === "object";
|
}
|
function _defu(baseObj, defaults, namespace = ".", merger) {
|
if (!isObject(defaults)) {
|
return _defu(baseObj, {}, namespace, merger);
|
}
|
const obj = Object.assign({}, defaults);
|
for (const key in baseObj) {
|
if (key === "__proto__" || key === "constructor") {
|
continue;
|
}
|
const val = baseObj[key];
|
if (val === null || val === void 0) {
|
continue;
|
}
|
if (merger && merger(obj, key, val, namespace)) {
|
continue;
|
}
|
if (Array.isArray(val) && Array.isArray(obj[key])) {
|
obj[key] = obj[key].concat(val);
|
} else if (isObject(val) && isObject(obj[key])) {
|
obj[key] = _defu(val, obj[key], (namespace ? `${namespace}.` : "") + key.toString(), merger);
|
} else {
|
obj[key] = val;
|
}
|
}
|
return obj;
|
}
|
function extend(merger) {
|
return (...args) => args.reduce((p, c) => _defu(p, c, "", merger), {});
|
}
|
const defu = extend();
|
defu.fn = extend((obj, key, currentValue, _namespace) => {
|
if (typeof obj[key] !== "undefined" && typeof currentValue === "function") {
|
obj[key] = currentValue(obj[key]);
|
return true;
|
}
|
});
|
defu.arrayFn = extend((obj, key, currentValue, _namespace) => {
|
if (Array.isArray(obj[key]) && typeof currentValue === "function") {
|
obj[key] = currentValue(obj[key]);
|
return true;
|
}
|
});
|
defu.extend = extend;
|
|
export { defu as default };
|
