Method sendTrailers

lib/internal/http2/core.js:2381–2405

(headers)

  }

  sendTrailers(headers) {
    if (this.destroyed || this.closed)
      throw new ERR_HTTP2_INVALID_STREAM();
    if (this[kSentTrailers])
      throw new ERR_HTTP2_TRAILERS_ALREADY_SENT();
    if (!this[kState].trailersReady)
      throw new ERR_HTTP2_TRAILERS_NOT_READY();

    assertIsObject(headers, 'headers');
    headers = ObjectAssign({ __proto__: null }, headers);

    debugStreamObj(this, 'sending trailers');

    this[kUpdateTimer]();

    const headersList = buildNgHeaderString(
      headers,
      assertValidPseudoHeaderTrailer,
      this.session[kStrictSingleValueFields],
    );
    this[kSentTrailers] = headers;

    // Send the trailers in setImmediate so we don't do it on nghttp2 stack.
    setImmediate(finishSendTrailers, this, headersList);
  }

  get closed() {
    return !!(this[kState].flags & STREAM_FLAGS_CLOSED);