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App Class — react Architecture

Architecture documentation for the App class in ReactSuspense-test.internal.js from the react codebase.

Class javascript

Entity Profile

Dependency Diagram

graph TD
  3f3801b7_cc0c_cc45_0c64_0f61086556ea["App"]
  3d2df944_7502_2592_de16_f38443186491["ReactSuspense-test.internal.js"]
  3f3801b7_cc0c_cc45_0c64_0f61086556ea -->|defined in| 3d2df944_7502_2592_de16_f38443186491
  776645a8_3fcb_fee0_3f44_3334b64d8360["componentDidMount()"]
  3f3801b7_cc0c_cc45_0c64_0f61086556ea -->|method| 776645a8_3fcb_fee0_3f44_3334b64d8360
  0ab5665f_6fc8_50b0_cddb_92d87df2a221["render()"]
  3f3801b7_cc0c_cc45_0c64_0f61086556ea -->|method| 0ab5665f_6fc8_50b0_cddb_92d87df2a221

Relationship Graph

Source Code

packages/react-reconciler/src/__tests__/ReactSuspense-test.internal.js lines 1218–1232

      class App extends React.Component {
        state = {render: false};

        componentDidMount() {
          setTimeout(() => this.setState({render: true}));
        }

        render() {
          return (
            <Suspense fallback={<span>loading...</span>}>
              {this.state.render && <LazyHello />}
            </Suspense>
          );
        }
      }

Defined In

Source

Frequently Asked Questions

What is the App class?
App is a class in the react codebase, defined in packages/react-reconciler/src/__tests__/ReactSuspense-test.internal.js.
Where is App defined?
App is defined in packages/react-reconciler/src/__tests__/ReactSuspense-test.internal.js at line 1218.

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