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prepareToHydrateHostActivityInstance() — react Function Reference

Architecture documentation for the prepareToHydrateHostActivityInstance() function in ReactFiberHydrationContext.js from the react codebase.

Function javascript BabelCompiler Validation called by 1

Entity Profile

Dependency Diagram

graph TD
  d3a0fb0e_3856_9f07_c8bf_d7822a92f4b1["prepareToHydrateHostActivityInstance()"]
  4bc7109f_638d_d9f7_bf47_6ec55b2fa128["ReactFiberHydrationContext.js"]
  d3a0fb0e_3856_9f07_c8bf_d7822a92f4b1 -->|defined in| 4bc7109f_638d_d9f7_bf47_6ec55b2fa128
  44c16661_4569_a3d1_aee6_5c634865dd4f["completeDehydratedActivityBoundary()"]
  44c16661_4569_a3d1_aee6_5c634865dd4f -->|calls| d3a0fb0e_3856_9f07_c8bf_d7822a92f4b1
  style d3a0fb0e_3856_9f07_c8bf_d7822a92f4b1 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/react-reconciler/src/ReactFiberHydrationContext.js lines 632–651

function prepareToHydrateHostActivityInstance(fiber: Fiber): void {
  if (!supportsHydration) {
    throw new Error(
      'Expected prepareToHydrateHostActivityInstance() to never be called. ' +
        'This error is likely caused by a bug in React. Please file an issue.',
    );
  }
  const activityState: null | ActivityState = fiber.memoizedState;
  const activityInstance: null | ActivityInstance =
    activityState !== null ? activityState.dehydrated : null;

  if (!activityInstance) {
    throw new Error(
      'Expected to have a hydrated activity instance. ' +
        'This error is likely caused by a bug in React. Please file an issue.',
    );
  }

  hydrateActivityInstance(activityInstance, fiber);
}

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Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does prepareToHydrateHostActivityInstance() do?
prepareToHydrateHostActivityInstance() is a function in the react codebase, defined in packages/react-reconciler/src/ReactFiberHydrationContext.js.
Where is prepareToHydrateHostActivityInstance() defined?
prepareToHydrateHostActivityInstance() is defined in packages/react-reconciler/src/ReactFiberHydrationContext.js at line 632.
What calls prepareToHydrateHostActivityInstance()?
prepareToHydrateHostActivityInstance() is called by 1 function(s): completeDehydratedActivityBoundary.

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