react-hook-merge-state/lib/shared/is-function.d.ts

在`useState`的基础上，对同一个状态的默认值、受控值进行对比监听

/**
 * 验证传参是否Function类型
 * @param value
 * @returns
 */
export declare const isFunction: (value: unknown) => value is (...args: any[]) => any;