/** Custom base types for Chonkie. */
/**
 * Represents the data structure for a chunk object.
 *
 * @property {string} text - The text of the chunk.
 * @property {number} startIndex - The starting index of the chunk in the original text.
 * @property {number} endIndex - The ending index of the chunk in the original text.
 * @property {number} tokenCount - The number of tokens in the chunk.
 */
interface ChunkData {
    text: string;
    startIndex: number;
    endIndex: number;
    tokenCount: number;
    embedding?: number[];
}
/**
 * Represents a chunk of text with associated metadata.
 *
 * @property {string} text - The text of the chunk.
 * @property {number} startIndex - The starting index of the chunk in the original text.
 * @property {number} endIndex - The ending index of the chunk in the original text.
 * @property {number} tokenCount - The number of tokens in the chunk.
 * @property {number[]} [embedding] - The embedding for the chunk.
 */
export declare class Chunk {
    /** The text of the chunk. */
    text: string;
    /** The starting index of the chunk in the original text. */
    startIndex: number;
    /** The ending index of the chunk in the original text. */
    endIndex: number;
    /** The number of tokens in the chunk. */
    tokenCount: number;
    /** Optional embedding for the chunk. */
    embedding?: number[];
    /**
     * Constructs a new Chunk object.
     *
     * @param {ChunkData} data - The data to construct the Chunk from.
     */
    constructor(data: {
        text: string;
        startIndex: number;
        endIndex: number;
        tokenCount: number;
        embedding?: number[];
    });
    /** Return a string representation of the Chunk.
     *
     * @returns {string} The text of the chunk.
     */
    toString(): string;
    /** Return a detailed string representation of the Chunk.
     *
     * @returns {string} The detailed string representation of the Chunk.
     */
    toRepresentation(): string;
    /** Return a slice of the chunk's text.
     *
     * @param {number} [start] - The starting index of the slice.
     * @param {number} [end] - The ending index of the slice.
     * @returns {string} The slice of the chunk's text.
     */
    slice(start?: number, end?: number): string;
    /** Return the Chunk as a dictionary-like object.
     *
     * @returns {ChunkData} The dictionary-like object.
     */
    toDict(): ChunkData;
    /** Create a Chunk object from a dictionary-like object.
     *
     * @param {ChunkData} data - The dictionary-like object.
     * @returns {Chunk} The Chunk object.
     */
    static fromDict(data: ChunkData): Chunk;
    /** Return a deep copy of the chunk.
     *
     * @returns {Chunk} The deep copy of the chunk.
     */
    copy(): Chunk;
}
export {};