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ErrorBoundary Class — react Architecture

Architecture documentation for the ErrorBoundary class in ReactDOMFiber-test.js from the react codebase.

Class javascript

Entity Profile

Dependency Diagram

graph TD
  7356ce45_8251_af40_1e5a_27bc3691880a["ErrorBoundary"]
  07e91b9c_6954_c576_d406_39f698daf8d8["ReactDOMFiber-test.js"]
  7356ce45_8251_af40_1e5a_27bc3691880a -->|defined in| 07e91b9c_6954_c576_d406_39f698daf8d8
  bce16c6e_3fe4_22bf_af6b_e97ca361aa7c["componentDidCatch()"]
  7356ce45_8251_af40_1e5a_27bc3691880a -->|method| bce16c6e_3fe4_22bf_af6b_e97ca361aa7c
  9bf3aa22_eea3_1dae_1772_a4006def807d["render()"]
  7356ce45_8251_af40_1e5a_27bc3691880a -->|method| 9bf3aa22_eea3_1dae_1772_a4006def807d

Relationship Graph

Source Code

packages/react-dom/src/__tests__/ReactDOMFiber-test.js lines 653–664

    class ErrorBoundary extends React.Component {
      state = {error: null};
      componentDidCatch(error) {
        this.setState({error});
      }
      render() {
        if (this.state.error) {
          return <p {...expectHTML} />;
        }
        return this.props.children;
      }
    }

Defined In

Source

Frequently Asked Questions

What is the ErrorBoundary class?
ErrorBoundary is a class in the react codebase, defined in packages/react-dom/src/__tests__/ReactDOMFiber-test.js.
Where is ErrorBoundary defined?
ErrorBoundary is defined in packages/react-dom/src/__tests__/ReactDOMFiber-test.js at line 653.

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