Method constructor

lib/diagnostics_channel.js:413–437

(nameOrChannels)

  #continuationWindow;

  constructor(nameOrChannels) {
    // Create a BoundedChannel for start/end (call window)
    if (typeof nameOrChannels === 'string') {
      this.#callWindow = new BoundedChannel(nameOrChannels);
      this.#continuationWindow = new BoundedChannel({
        start: channel(`tracing:${nameOrChannels}:asyncStart`),
        end: channel(`tracing:${nameOrChannels}:asyncEnd`),
      });
    } else if (typeof nameOrChannels === 'object') {
      this.#callWindow = new BoundedChannel({
        start: nameOrChannels.start,
        end: nameOrChannels.end,
      });
      this.#continuationWindow = new BoundedChannel({
        start: nameOrChannels.asyncStart,
        end: nameOrChannels.asyncEnd,
      });
    }

    // Create individual channel for error
    ObjectDefineProperty(this, 'error', {
      __proto__: null,
      value: channelFromMap(nameOrChannels, 'error', 'TracingChannel'),
    });
  }

  get start() {
    return this.#callWindow.start;