security_study_hx/node_modules/@zxing/text-encoding/esm/common/Decoder.d.ts

import { Stream } from "./Stream";
/** @interface */
export interface Decoder {
    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point, or |finished|.
     */
    handler(stream: Stream, bite: number): number | number[];
}