Method componentDidUpdate

src/InView.tsx:87–100

(prevProps: IntersectionObserverProps)

  }

  componentDidUpdate(prevProps: IntersectionObserverProps) {
    // If a IntersectionObserver option changed, reinit the observer
    if (
      prevProps.rootMargin !== this.props.rootMargin ||
      prevProps.root !== this.props.root ||
      prevProps.threshold !== this.props.threshold ||
      prevProps.skip !== this.props.skip ||
      prevProps.trackVisibility !== this.props.trackVisibility ||
      prevProps.delay !== this.props.delay
    ) {
      this.unobserve();
      this.observeNode();
    }
  }

  componentWillUnmount() {
    this.unobserve();