export declare namespace BytesEncoding {
    /**
     * The decoder that converts a string into a byte sequence.
     */
    interface Decoder {
        /**
         * Converts a string into a byte sequence.
         *
         * @param encoded An encoded string to decode.
         * @returns A decoded byte sequence.
         */
        decode(encoded: string): Uint8Array;
    }
    /**
     * The encoder that converts a byte sequence into a string.
     */
    interface Encoder {
        /**
         * Converts a byte sequence into a string.
         *
         * @param toEncode A byte sequence to encode.
         * @returns An encoded string.
         */
        encode(toEncode: Uint8Array): string;
    }
    interface DecoderStreamRegulator {
        regulate(chunk: string): string;
        flush(): string;
    }
    /**
     * The `BytesEncoding.DecoderStream` converts a stream of string into byte sequence.
     */
    abstract class DecoderStream implements TransformStream<string, Uint8Array> {
        #private;
        constructor(decoder: Decoder, regulator: DecoderStreamRegulator);
        protected static _createTransformer(decoder: Decoder, regulator: DecoderStreamRegulator): Transformer<string, Uint8Array>;
        /**
         * @see [TransformStream.writable](https://developer.mozilla.org/en-US/docs/Web/API/TransformStream/writable)
         */
        get writable(): WritableStream<string>;
        /**
         * @see [TransformStream.readable](https://developer.mozilla.org/en-US/docs/Web/API/TransformStream/readable)
         */
        get readable(): ReadableStream<Uint8Array>;
    }
    interface EncoderStreamRegulator {
        regulate(chunk: Uint8Array): Uint8Array;
        flush(): Uint8Array;
    }
    /**
     * The `BytesEncoding.EncoderStream` converts a stream of byte sequence into string.
     */
    abstract class EncoderStream implements TransformStream<Uint8Array, string> {
        #private;
        constructor(encoder: Encoder, regulator: EncoderStreamRegulator);
        protected static _createTransformer(encoder: Encoder, regulator: EncoderStreamRegulator): Transformer<Uint8Array, string>;
        /**
         * @see [TransformStream.writable](https://developer.mozilla.org/en-US/docs/Web/API/TransformStream/writable)
         */
        get writable(): WritableStream<Uint8Array>;
        /**
         * @see [TransformStream.readable](https://developer.mozilla.org/en-US/docs/Web/API/TransformStream/readable)
         */
        get readable(): ReadableStream<string>;
    }
}