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// @deno-types="./qrcode.d.ts"import { qrcode as _qrcode } from "./qrcode.js";
export async function qrcode(  text: string,  options?: Options,): Promise<QRCode> {  options = options || {};  const typeNumber: TypeNumber = options.typeNumber || 4;  const errorCorrectLevel: ErrorCorrectionLevel = options.errorCorrectLevel ||    "M";  const size: number = options.size || 500;
  let qr;
  try {    qr = _qrcode(typeNumber, errorCorrectLevel || "M");    qr.addData(text);    qr.make();  } catch (e) {    if (typeNumber >= 40) {      throw new Error("Text too long to encode");    } else {      return qrcode(text, {        size: size,        errorCorrectLevel: errorCorrectLevel,        typeNumber: (typeNumber + 1 as TypeNumber),      });    }  }
  const cellsize = Math.floor(size / qr.getModuleCount());  const margin = Math.floor((size - qr.getModuleCount() * cellsize) / 2);
  return qr.createDataURL(cellsize, margin, size);}