import type { EnvironmentName } from '../../beatmap/schema/shared/types/environment.js';
import type { IWrapEventBoxGroup } from '../../beatmap/schema/wrapper/types/eventBoxGroup.js';
import type { ICountEventBoxGroup } from './types/stats.js';
/**
 * Count number of type of events with their properties in given array and return a event count object.
 * ```ts
 * const list = count(events);
 * console.log(list);
 * ```
 */
export declare function countEbg<T extends IWrapEventBoxGroup>(ebg: T[], environment?: EnvironmentName): ICountEventBoxGroup;
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