/**
 * 构造函数
 *
 * @example
 * ```
 * const Vector2Constructor: Constructor<Vector2> = Vector2;
 * ```
 */
export type Constructor<T = any> = (new (...args: any[]) => T);
/**
 * 映射每个属性的类定义
 *
 * @example
 * ```
 * const classmap: ConstructorOf<{ Vector2: Vector2 }> = { Vector2: Vector2 };
 * ```
 */
export type ConstructorOf<T> = {
    [P in keyof T]: Constructor<T[P]>;
};
/**
 * 让T中以及所有键值中的所有键都是可选的
 */
export type gPartial<T> = {
    [P in keyof T]?: T[P] | gPartial<T[P]>;
};
/**
 * 获取T类型中除值为KT类型以外的所有键
 *
 * ```
 * class A
 * {
 *      a = 1;
 *      f(){}
 * }
 *
 * var a: NonTypePropertyNames<A, number>; //var a:"f"
 * var a1: NonTypePropertyNames<A, Function>; //var a:"a"
 *
 * ```
 */
export type NonTypePropertyNames<T, KT> = {
    [K in keyof T]: T[K] extends KT ? never : K;
}[keyof T];
/**
 * 剔除T类型中值为KT类型的键
 * ```
 *     class A
 *     {
 *         a = 1;
 *         f(){}
 *     }
 *
 *     var a: NonTypePropertys<A, number>; //var a: Pick<A, "f">
 *     var a1: NonTypePropertys<A, Function>; //var a1: Pick<A, "a">
 * ```
 */
export type NonTypePropertys<T, KT> = Pick<T, NonTypePropertyNames<T, KT>>;
/**
 * 选取T类型中值为KT类型的所有键
 *
 * ```
 *     class A
 *     {
 *         a = 1;
 *         f(){}
 *     }
 *
 *     var a: TypePropertyNames<A, number>; //var a: "a"
 *     var a1: TypePropertyNames<A, Function>; //var a1: "f"
 * ```
 */
export type TypePropertyNames<T, KT> = {
    [K in keyof T]: T[K] extends KT ? K : never;
}[keyof T];
/**
 * 选取T类型中值为非函数类型的所有键
 */
export type PropertyNames<T> = NonTypePropertyNames<T, Function>;
/**
 * 选取T类型中值为函数的所有键
 *
 * ```
 *     class A
 *     {
 *         a = 1;
 *         f(){}
 *     }
 *
 *     var a: FunctionPropertyNames<A>; //var a: "f"
 * ```
 */
export type FunctionPropertyNames<T> = TypePropertyNames<T, Function>;
/**
 * 选取T类型中值为KT类型的键
 *
 * ```
 *     class A
 *     {
 *         a = 1;
 *         f() { }
 *     }
 *
 *     var a: TypePropertys<A, number>; //var a: Pick<A, "a">
 *     var a1: TypePropertys<A, Function>; //var a1: Pick<A, "f">
 * ```
 */
export type TypePropertys<T, KT> = Pick<T, TypePropertyNames<T, KT>>;
export type Lazy<T> = T | ((...args: any[]) => T);
export type LazyObject<T> = {
    [P in keyof T]: Lazy<T[P]>;
};
export declare const lazy: {
    getValue<T>(lazyItem: Lazy<T>, ...args: any[]): T;
};
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