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Parent Class — react Architecture

Architecture documentation for the Parent class in ReactUpdates-test.js from the react codebase.

Class javascript

Entity Profile

Dependency Diagram

graph TD
  7253e425_773a_dcf8_6e69_dea082eba97e["Parent"]
  e1a7562e_ea2b_594b_d7d2_0ca836dcd888["ReactUpdates-test.js"]
  7253e425_773a_dcf8_6e69_dea082eba97e -->|defined in| e1a7562e_ea2b_594b_d7d2_0ca836dcd888
  8ec16fa5_d5e0_da8b_16a9_4eccb11b59d5["constructor()"]
  7253e425_773a_dcf8_6e69_dea082eba97e -->|method| 8ec16fa5_d5e0_da8b_16a9_4eccb11b59d5
  9dc0ff28_0de3_1b26_0997_20162808f726["shouldComponentUpdate()"]
  7253e425_773a_dcf8_6e69_dea082eba97e -->|method| 9dc0ff28_0de3_1b26_0997_20162808f726
  c3bb3bbd_ecf2_c36d_010e_4f49b1dc304a["render()"]
  7253e425_773a_dcf8_6e69_dea082eba97e -->|method| c3bb3bbd_ecf2_c36d_010e_4f49b1dc304a
  bddedb6b_ae0e_03da_923f_a6d50f28ada1["componentDidMount()"]
  7253e425_773a_dcf8_6e69_dea082eba97e -->|method| bddedb6b_ae0e_03da_923f_a6d50f28ada1

Relationship Graph

Source Code

packages/react-dom/src/__tests__/ReactUpdates-test.js lines 439–454

    class Parent extends React.Component {
      childRef = React.createRef();

      constructor(props) {
        super(props);
        instance = this;
      }
      shouldComponentUpdate() {
        return false;
      }

      render() {
        Scheduler.log('Parent render');
        return <Child ref={this.childRef} />;
      }
    }

Defined In

Source

Frequently Asked Questions

What is the Parent class?
Parent is a class in the react codebase, defined in packages/react-dom/src/__tests__/ReactUpdates-test.js.
Where is Parent defined?
Parent is defined in packages/react-dom/src/__tests__/ReactUpdates-test.js at line 439.

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