Method writeInformation

lib/internal/http2/compat.js:904–930

(statusCode, headers)

  }

  writeInformation(statusCode, headers) {
    if (typeof statusCode !== 'number' ||
        statusCode < 100 || statusCode > 199) {
      throw new ERR_HTTP2_STATUS_INVALID(statusCode);
    }
    if (statusCode === 101) {
      throw new ERR_HTTP2_STATUS_INVALID(statusCode);
    }

    const stream = this[kStream];

    if (stream.headersSent || this[kState].closed)
      return false;

    const outHeaders = { __proto__: null };
    if (headers !== undefined && headers !== null) {
      validateObject(headers, 'headers');
      const keys = ObjectKeys(headers);
      for (let i = 0; i < keys.length; i++) {
        outHeaders[keys[i]] = headers[keys[i]];
      }
    }
    outHeaders[HTTP2_HEADER_STATUS] = statusCode;

    stream.additionalHeaders(outHeaders);
    return true;
  }

  // TODO doesn't support callbacks
  writeContinue() {