Method getFrame

src/node/http2wrapper.js:87–119

()

  }

  getFrame() {
    if (this.frame) {
      return this.frame;
    }

    const method = {
      [HTTP2_HEADER_PATH]: this.path,
      [HTTP2_HEADER_METHOD]: this.method
    };

    let headers = this.mapToHttp2Header(this._headers);

    headers = Object.assign(headers, method);

    const frame = this.session.request(headers);

    frame.once('response', (headers, flags) => {
      headers = this.mapToHttpHeader(headers);
      frame.headers = headers;
      frame.statusCode = headers[HTTP2_HEADER_STATUS];
      frame.status = frame.statusCode;
      this.emit('response', frame);
    });

    this._headerSent = true;

    frame.once('drain', () => this.emit('drain'));
    frame.on('error', (error) => this.emit('error', error));
    frame.on('close', () => this.session.close());

    this.frame = frame;
    return frame;
  }

  mapToHttpHeader(headers) {
    const keys = Object.keys(headers);