export declare class Segment<T> {
    begin: number;
    end: number;
    data: T;
    constructor(begin: number, end: number, data: T);
    intersects(that: Segment<T>): boolean;
}
export declare class SegmentedRange<T> {
    #private;
    constructor(mergeCallback?: ((arg0: Segment<T>, arg1: Segment<T>) => Segment<T> | null));
    append(newSegment: Segment<T>): void;
    appendRange(that: SegmentedRange<T>): void;
    segments(): Segment<T>[];
    private tryMerge;
}