import { Provider } from '../../models/Provider';
import { Logger } from '../../utils/Logger';
import { GameState } from '../gamestate/GameState';
import { DifferBase, DiffOptions, EmitterContext } from './DifferBase';
export interface ProviderDifferOptions {
    logger?: Logger | null;
}
export declare class ProviderDiffer extends DifferBase<Provider> {
    protected logger: Logger | Console;
    constructor({ logger }?: ProviderDifferOptions);
    /**
     * Compares main changes in the phase countdowns object (phase, phaseEndsIn) and emits events.
     *
     * @param {GameState} prev Previous game state
     * @param {GameState} curr Current game state
     * @param {Object} emitter Event emission context
     * @param {Object} [options] Optional. Object with { previously, added } */
    diff(prev: GameState, curr: GameState, emitter: EmitterContext, options?: DiffOptions): void;
}