export type CriteriaKey = string | number | symbol;
export type CriteriaCallback = (key: CriteriaKey, value: any) => void;
export interface AbstractCriteria<T = any, O extends LiteralObject = LiteralObject> {
    assign(callback: CriteriaCallback): void;
    equals(value: T): boolean;
    key: keyof O;
    value: T;
}
export declare class Criteria<T = any, O extends LiteralObject = LiteralObject> implements AbstractCriteria<T, O> {
    readonly key: keyof O;
    readonly value: T;
    constructor(key: keyof O, value: T);
    assign(callback: CriteriaCallback): void;
    equals(value: T): boolean;
}
export declare class Criterias<O extends LiteralObject = LiteralObject> {
    private collection;
    constructor();
    append<T = any>(criteria: AbstractCriteria<T>): this;
    append<T = any>(key: keyof O, value: T): this;
    request<T = any>(key: keyof O): Undefined<AbstractCriteria<T>>;
    value<T = any>(key: keyof O): Undefined<T>;
    equals({ collection }: Criterias<O>): boolean;
    toLiteralObject(): LiteralObject;
    static fromLiteralObject<O extends LiteralObject>(object: O): Criterias<O>;
}