setHeaderForResponse(res, "Content-Type", contentType);
        } else if (context.options.mimeTypeDefault) {
          setHeaderForResponse(res, "Content-Type", context.options.mimeTypeDefault);
        }
      }
      if (!getHeaderFromResponse(res, "Accept-Ranges")) {
        setHeaderForResponse(res, "Accept-Ranges", "bytes");
      }
      const rangeHeader = getHeaderFromRequest(req, "range");
      let start;
      let end;
      if (rangeHeader && BYTES_RANGE_REGEXP.test(rangeHeader)) {
        const size = await new Promise(resolve => {
          /** @type {import("fs").lstat} */
          context.outputFileSystem.lstat(filename, (error, stats) => {
            if (error) {
              context.logger.error(error);
              return;
            }
            resolve(stats.size);
          });
        });

        // eslint-disable-next-line global-require
        const parsedRanges = require("range-parser")(size, rangeHeader, {
          combine: true
        });
        if (parsedRanges === -1) {
          const message = "Unsatisfiable range for 'Range' header.";
          context.logger.error(message);
          const existingHeaders = getHeaderNames(res);
          for (let i = 0; i < existingHeaders.length; i++) {
            res.removeHeader(existingHeaders[i]);
          }
          setStatusCode(res, 416);
          setHeaderForResponse(res, "Content-Range", getValueContentRangeHeader("bytes", size));
          setHeaderForResponse(res, "Content-Type", "text/html; charset=utf-8");

          /** @type {string | Buffer | import("fs").ReadStream} */
          let document = createHtmlDocument(416, `Error: ${message}`);
          let byteLength = Buffer.byteLength(document);
          setHeaderForResponse(res, "Content-Length", Buffer.byteLength(document));
          if (context.options.modifyResponseData) {
            ({
              data: document,
              byteLength
            } = context.options.modifyResponseData(req, res, document, byteLength));
          }
          send(req, res, document, byteLength);
          return;
        } else if (parsedRanges === -2) {
          context.logger.error("A malformed 'Range' header was provided. A regular response will be sent for this request.");
        } else if (parsedRanges.length > 1) {
          context.logger.error("A 'Range' header with multiple ranges was provided. Multiple ranges are not supported, so a regular response will be sent for this request.");
        }
        if (parsedRanges !== -2 && parsedRanges.length === 1) {
          // Content-Range
          setStatusCode(res, 206);
          setHeaderForResponse(res, "Content-Range", getValueContentRangeHeader("bytes", size, /** @type {import("range-parser").Ranges} */parsedRanges[0]));
          [{
            start,
            end
          }] = parsedRanges;
        }
      }
      const isFsSupportsStream = typeof context.outputFileSystem.createReadStream === "function";
      let bufferOrStream;
      let byteLength;
      try {
        if (typeof start !== "undefined" && typeof end !== "undefined" && isFsSupportsStream) {
          bufferOrStream = /** @type {import("fs").createReadStream} */
          context.outputFileSystem.createReadStream(filename, {
            start,
            end
          });
          byteLength = end - start + 1;
        } else {
          bufferOrStream = /** @type {import("fs").readFileSync} */context.outputFileSystem.readFileSync(filename);
          ({
            byteLength
          } = bufferOrStream);
        }
      } catch (_ignoreError) {
        await goNext();
        return;
      }
      if (context.options.modifyResponseData) {
        ({
          data: bufferOrStream,
          byteLength
        } = context.options.modifyResponseData(req, res, bufferOrStream, byteLength));
      }
      send(req, res, bufferOrStream, byteLength);
    }
  };
}
module.exports = wrapper;