export declare type TextEncoding = 'ascii' | 'utf8' | 'utf-8' | 'utf16le' | 'ucs2' | 'ucs-2' | 'base64' | 'latin1' | 'binary' | 'hex';
export interface FormDataChunk {
    /**
     * Name of the form data entry. Defaults to: `file`.
     */
    name?: string;
    /**
     * Name of the file in form data entry, only necessary when uploading files.
     */
    fileName?: string;
    /**
     * Array buffer to encode, only necessary when uploading files.
     */
    value: ArrayBuffer | string;
    /**
     * Content type of the form data entry for file uploads. Defaults to: `application/octet-stream`.
     */
    contentType?: string;
}
export interface BufferedFormData {
    /**
     * Randomized delimiter that was used for the form data boundary.
     */
    readonly delimiter: string;
    /**
     * Boundary that was used to construct the form data.
     */
    readonly boundary: string;
    /**
     * Encoded form data.
     */
    readonly arrayBuffer: Uint8Array;
    /**
     * Content type for the form data that includes the boundary.
     */
    readonly contentType: string;
}
/**
 * Converts text to buffer (Uint8Array).
 *
 * @param text Text to convert.
 * @param encoding Text encoding to convert from, optional, defaults to 'utf8'.
 */
export declare function convertTextToBuffer(text: string, encoding?: TextEncoding): Uint8Array;
/**
 * Converts buffer (ArrayBuffer) to text.
 *
 * @param buffer Buffer to convert.
 * @param encoding Text encoding to convert to, optional, defaults to 'utf8'.
 */
export declare function convertBufferToText(buffer: ArrayBuffer, encoding?: TextEncoding): string;
/**
 * Converts one text format to another.
 *
 * @param text Text to convert.
 * @param sourceEncoding Text encoding to convert from.
 * @param targetEncoding Text encoding to convert to, optional, defaults to 'utf8'.
 */
export declare function convertTextToText(text: string, sourceEncoding: TextEncoding, targetEncoding?: TextEncoding): string;
/**
 * Converts text to base64 format. You can alternatively use 'btoa' function for this, but this function optionally allows to specify encoding.
 *
 * @param text Text to convert.
 * @param encoding Text encoding to convert from, optional, defaults to 'utf8'.
 */
export declare function convertTextToBase64(text: string, encoding?: TextEncoding): string;
/**
 * Converts base64 format to text. You can alternative use 'atob' function for this, but this function optionally allows to specify encoding.
 *
 * @param base64 Base64 format to convert.
 * @param encoding Text encoding to convert to.
 */
export declare function convertBase64ToText(base64: string, encoding?: TextEncoding): string;
/**
 * Converts base64 format to buffer (Uint8Array).
 *
 * @param base64 Base64 format to convert.
 */
export declare function convertBase64ToBuffer(base64: string): Uint8Array;
/**
 * Converts buffer (ArrayBuffer) to base64 format.
 *
 * @param buffer Buffer to convert.
 */
export declare function convertBufferToBase64(buffer: ArrayBuffer): string;
/**
 * Converts chunks of data into encoded form data. This is more efficient (consumes less memory and CPU) than building form data using `FormData` and `Blob`classes when uploading files.
 * @param chunks Chunks of data to encode
 * @returns Object that contains the encoded array buffer and content type.
 */
export declare function convertArrayBufferToFormDataBuffer(...chunks: FormDataChunk[]): BufferedFormData;
export declare namespace Convert {
    /**
     * Converts text to buffer (Uint8Array).
     *
     * @param text Text to convert.
     * @param encoding Text encoding to convert from, optional, defaults to 'utf8'.
     */
    function textToBuffer(text: string, encoding?: TextEncoding): Uint8Array;
    /**
     * Converts buffer (ArrayBuffer) to text.
     *
     * @param buffer Buffer to convert.
     * @param encoding Text encoding to convert to, optional, defaults to 'utf8'.
     */
    function bufferToText(buffer: ArrayBuffer, encoding?: TextEncoding): string;
    /**
     * Converts one text format to another.
     *
     * @param text Text to convert.
     * @param sourceEncoding Text encoding to convert from.
     * @param targetEncoding Text encoding to convert to, optional, defaults to 'utf8'.
     */
    function textToText(text: string, sourceEncoding: TextEncoding, targetEncoding?: TextEncoding): string;
    /**
     * Converts text to base64 format. You can alternatively use 'btoa' function for this, but this function optionally allows to specify encoding.
     *
     * @param text Text to convert.
     * @param encoding Text encoding to convert from, optional, defaults to 'utf8'.
     */
    function textToBase64(text: string, encoding?: TextEncoding): string;
    /**
     * Converts base64 format to text. You can alternative use 'atob' function for this, but this function optionally allows to specify encoding.
     *
     * @param base64 Base64 format to convert.
     * @param encoding Text encoding to convert to.
     */
    function base64ToText(base64: string, encoding?: TextEncoding): string;
    /**
     * Converts base64 format to buffer (Uint8Array).
     *
     * @param base64 Base64 format to convert.
     */
    function base64ToBuffer(base64: string): Uint8Array;
    /**
     * Converts buffer (ArrayBuffer) to base64 format.
     *
     * @param buffer Buffer to convert.
     */
    function bufferToBase64(buffer: ArrayBuffer): string;
    /**
     * Converts chunks of data into encoded form data. This is more efficient (consumes less memory and CPU) than building form data using `FormData` and `Blob`classes when uploading files.
     * @param chunks Chunks of data to encode
     * @returns Object that contains the encoded array buffer and content type.
     */
    function arrayBufferToFormDataBuffer(...chunks: FormDataChunk[]): BufferedFormData;
}
//# sourceMappingURL=index.d.ts.map