@eljs/utils/lib/type/index.d.ts

Collection of nodejs utility.

/**
 * 是否为 undefined
 * @param target 目标对象
 */
export declare function isUndefined(target: unknown): target is undefined;
/**
 * 是否为 Null
 * @param target 目标对象
 */
export declare function isNull(target: unknown): target is undefined;
/**
 * 是否为字符串
 * @param target 目标对象
 */
export declare function isString(target: unknown): target is string;
/**
 * 是否为对象
 * @param target 目标对象
 */
export declare function isObject<T = Record<string, unknown>>(target: unknown): target is T;
/**
 * 是否为数组
 * @param target 目标对象
 */
export declare function isArray<T = Array<unknown>>(target: unknown): target is T;
/**
 * 是否为函数
 * @param target 目标对象
 */
export declare function isFunction<T = Function>(target: unknown): target is T;
/**
 * 是否为布尔值
 * @param target 目标对象
 */
export declare function isBoolean(target: unknown): target is boolean;
/**
 * 是否为 Object 扩展的对象
 * @param target 目标对象
 */
export declare function isPlainObject(target: unknown): target is object;
/**
 * 是否为 Promise 实例
 * @param target 目标对象
 */
export declare function isPromise<T>(target: unknown): target is Promise<T>;
/**
 * 是否为 Generator 函数
 * @param target 目标对象
 */
export declare function isGeneratorFunction(target: unknown): target is AsyncGeneratorFunction;
/**
 * 是否为 Async 函数
 * @param target 目标对象
 */
export declare function isAsyncFunction(target: unknown): target is AsyncGeneratorFunction;
/**
 * 是否为 es module
 * @param module 模块
 */
export declare function isESModule<T>(module: unknown): module is {
    __esModule: true;
    default: T;
};
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