assign() — react Function Reference

Architecture documentation for the assign() function in InferMutationAliasingRanges.ts from the react codebase.

Function typescript BabelCompiler Validation called by 1

Entity Profile

BabelCompiler→ Validation→ assign() — react Function Reference

Dependency Diagram

graph TD
  fd717f31_7e4c_313d_1581_4e6a2ea3ca85["assign()"]
  78bdc9d3_b80e_c93f_98e8_83b50c1b2b77["AliasingState"]
  fd717f31_7e4c_313d_1581_4e6a2ea3ca85 -->|defined in| 78bdc9d3_b80e_c93f_98e8_83b50c1b2b77
  f3815d1a_36a1_3e3d_92f2_dbbe88f01fe3["inferMutationAliasingRanges()"]
  f3815d1a_36a1_3e3d_92f2_dbbe88f01fe3 -->|calls| fd717f31_7e4c_313d_1581_4e6a2ea3ca85
  style fd717f31_7e4c_313d_1581_4e6a2ea3ca85 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/Inference/InferMutationAliasingRanges.ts lines 639–649

  assign(index: number, from: Place, into: Place): void {
    const fromNode = this.nodes.get(from.identifier);
    const toNode = this.nodes.get(into.identifier);
    if (fromNode == null || toNode == null) {
      return;
    }
    fromNode.edges.push({index, node: into.identifier, kind: 'alias'});
    if (!toNode.aliases.has(from.identifier)) {
      toNode.aliases.set(from.identifier, index);
    }
  }