/**
 * 把对象复制一份（浅拷贝），并且可以删除某些属性 key
 * @param ob
 * @param options
 * @returns
 */
export function objectCopy(ob: any, options?: { deleteKeys: string[] } | { keys: string[] }) {
    let newOb: any = {}

    if (options) {
        if ("keys" in options) {
            for (let key of options.keys) {
                newOb[key] = ob[key]
            }
        } else if ("deleteKeys" in options) {
            let deleteKeysMap: { [key: string]: boolean } = {}
            let deleteKeys = options.deleteKeys
            for (let key of deleteKeys) {
                deleteKeysMap[key] = true
            }

            for (let key in ob) {
                if (!deleteKeysMap[key]) {
                    newOb[key] = ob[key]
                }
            }
        }
    } else {
        Object.assign(newOb, ob)
    }
    return newOb
}