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OptionalTraversalContext Type — react Architecture

Architecture documentation for the OptionalTraversalContext type/interface in CollectOptionalChainDependencies.ts from the react codebase.

Entity Profile

Dependency Diagram

graph TD
  1b2dbda2_1b60_df42_d40d_bfa893793713["OptionalTraversalContext"]
  fd3023fa_cdd5_e8f0_669a_c459a0f89746["CollectOptionalChainDependencies.ts"]
  1b2dbda2_1b60_df42_d40d_bfa893793713 -->|defined in| fd3023fa_cdd5_e8f0_669a_c459a0f89746
  style 1b2dbda2_1b60_df42_d40d_bfa893793713 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/HIR/CollectOptionalChainDependencies.ts lines 117–127

type OptionalTraversalContext = {
  currFn: HIRFunction;
  blocks: ReadonlyMap<BlockId, BasicBlock>;

  // Track optional blocks to avoid outer calls into nested optionals
  seenOptionals: Set<BlockId>;

  processedInstrsInOptional: Set<Instruction | Terminal>;
  temporariesReadInOptional: Map<IdentifierId, ReactiveScopeDependency>;
  hoistableObjects: Map<BlockId, ReactiveScopeDependency>;
};

Frequently Asked Questions

What is the OptionalTraversalContext type?
OptionalTraversalContext is a type/interface in the react codebase, defined in compiler/packages/babel-plugin-react-compiler/src/HIR/CollectOptionalChainDependencies.ts.
Where is OptionalTraversalContext defined?
OptionalTraversalContext is defined in compiler/packages/babel-plugin-react-compiler/src/HIR/CollectOptionalChainDependencies.ts at line 117.

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