Urara-Blog/node_modules/.pnpm-store/v3/files/a3/e9e4e2c2816b16a870f397290c1e748992f467e41fc0f4001c50698434477823248738ec69cda16dc09310d1e151807959e01800055199b70b361a08755892
2022-08-14 01:14:53 +08:00

47 lines
1.4 KiB
Text

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] = val.concat(obj[key]);
} 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 createDefu(merger) {
return (...args) => args.reduce((p, c) => _defu(p, c, "", merger), {});
}
const defu = createDefu();
const defuFn = createDefu((obj, key, currentValue, _namespace) => {
if (typeof obj[key] !== "undefined" && typeof currentValue === "function") {
obj[key] = currentValue(obj[key]);
return true;
}
});
const defuArrayFn = createDefu((obj, key, currentValue, _namespace) => {
if (Array.isArray(obj[key]) && typeof currentValue === "function") {
obj[key] = currentValue(obj[key]);
return true;
}
});
export { createDefu, defu as default, defu, defuArrayFn, defuFn };