Function createReactiveObj

tech-study.js:1121–1131

(target, isReadonly, shallow)

 * @description reactive object
 */
const createReactiveObj = (target, isReadonly, shallow) => {
    // 存在 Proxy
    const existingProxy = proxyMap.get(target);
    if (existingProxy) {
        return existingProxy;
    }
    // 新建
    const proxy = new Proxy(target, createReactiveHandlers(isReadonly, shallow));
    proxyMap.set(target, proxy);
    return proxy;
};
/**
 * @description reactive
 * @param val