/**
 * @class ObjectAccumulator
 * @template T - The type of the accumulated object, extends object
 * @description A class that accumulates objects and provides type-safe access to their properties.
 * It allows for dynamic addition of properties while maintaining type information.
 * @summary Accumulates objects and maintains type information for accumulated properties
 * @memberOf utils
 */
export declare class ObjectAccumulator<T extends object> {
    /**
     * @private
     * @description The size of the accumulated object
     * @type {number}
     */
    private __size;
    constructor();
    /**
     * @protected
     * @description Expands the accumulator with properties from a new object
     * @summary Adds new properties to the accumulator
     * @template V - The type of the object being expanded
     * @param {V} value - The object to expand with
     * @returns {void}
     */
    protected expand<V extends object>(value: V): void;
    /**
     * @description Accumulates a new object into the accumulator
     * @summary Adds properties from a new object to the accumulator, maintaining type information
     * @template V - The type of the object being accumulated
     * @param {V} value - The object to accumulate
     * @returns A new ObjectAccumulator instance with updated type information
     * @mermaid
     * sequenceDiagram
     *   participant A as Accumulator
     *   participant O as Object
     *   A->>O: Get entries
     *   loop For each entry
     *     A->>A: Define property
     *   end
     *   A->>A: Update size
     *   A->>A: Return updated accumulator
     */
    accumulate<V extends object>(value: V): T & V & ObjectAccumulator<T & V>;
    /**
     * @description Retrieves a value from the accumulator by its key
     * @summary Gets a value from the accumulated object using a type-safe key
     * @template T - value type
     * @template K - The key type, must be a key of this
     * @param {K} key - The key of the value to retrieve
     * @returns The value associated with the key
     */
    get<K extends keyof T>(key: K): T[K];
    /**
     * @description Retrieves a value from the accumulator by its key
     * @summary Gets a value from the accumulated object using a type-safe key
     * @param {string} key - The key of the value to retrieve
     * @param {any} value - The key of the value to retrieve
     */
    put(key: string, value: any): T & {
        [key]: any;
    } & ObjectAccumulator<T & {
        [key]: any;
    }>;
    /**
     * @description Checks if a key exists in the accumulator
     * @summary Determines whether the accumulator contains a specific key
     * @param {string} key - The key to check for existence
     * @returns {boolean} True if the key exists, false otherwise
     */
    has(key: string): boolean;
    /**
     * @description Removes a key-value pair from the accumulator
     * @summary Deletes a property from the accumulated object
     * @param {string} key - The key of the property to remove
     * @returns {} The accumulator instance with the specified property removed
     */
    remove(key: keyof this | string): (Omit<this, typeof key> & ObjectAccumulator<Omit<this, typeof key>>) | this;
    /**
     * @description Retrieves all keys from the accumulator
     * @summary Gets an array of all accumulated property keys
     * @returns {string[]} An array of keys as strings
     */
    keys(): string[];
    /**
     * @description Retrieves all values from the accumulator
     * @summary Gets an array of all accumulated property values
     * @returns An array of values
     */
    values(): T[keyof T][];
    /**
     * @description Gets the number of key-value pairs in the accumulator
     * @summary Returns the count of accumulated properties
     * @returns {number} The number of key-value pairs
     */
    size(): number;
    /**
     * @description Clears all accumulated key-value pairs
     * @summary Removes all properties from the accumulator and returns a new empty instance
     * @returns {ObjectAccumulator<never>} A new empty ObjectAccumulator instance
     */
    clear(): ObjectAccumulator<never>;
    /**
     * @description Executes a callback for each key-value pair in the accumulator
     * @summary Iterates over all accumulated properties, calling a function for each
     * @param {function(any, string, number): void} callback - The function to execute for each entry
     * @returns {void}
     */
    forEach(callback: (value: this[keyof this], key: keyof this, i: number) => void): void;
    /**
     * @description Creates a new array with the results of calling a provided function on every element in the accumulator
     * @summary Maps each accumulated property to a new value using a callback function
     * @template R - The type of the mapped values
     * @param {function(any, string,number): R} callback - Function that produces an element of the new array
     * @returns {R[]} A new array with each element being the result of the callback function
     */
    map<R>(callback: (value: this[keyof this], key: keyof this, i: number) => R): R[];
}