Set_intersect() — react Function Reference

Architecture documentation for the Set_intersect() function in utils.ts from the react codebase.

Function typescript BabelCompiler Validation called by 1

Entity Profile

BabelCompiler→ Validation→ Set_intersect() — react Function Reference

Dependency Diagram

graph TD
  ee9b165b_0867_64d5_5519_91b3d1b0cee2["Set_intersect()"]
  eb9d33f9_42c1_205c_93e6_8e1365a31839["utils.ts"]
  ee9b165b_0867_64d5_5519_91b3d1b0cee2 -->|defined in| eb9d33f9_42c1_205c_93e6_8e1365a31839
  73ed54f2_d6a7_c7ec_9243_c999d99e8329["propagateNonNull()"]
  73ed54f2_d6a7_c7ec_9243_c999d99e8329 -->|calls| ee9b165b_0867_64d5_5519_91b3d1b0cee2
  style ee9b165b_0867_64d5_5519_91b3d1b0cee2 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/Utils/utils.ts lines 105–122

export function Set_intersect<T>(sets: Array<ReadonlySet<T>>): Set<T> {
  if (sets.length === 0 || sets.some(s => s.size === 0)) {
    return new Set();
  } else if (sets.length === 1) {
    return new Set(sets[0]);
  }
  const result: Set<T> = new Set();
  const first = sets[0];
  outer: for (const e of first) {
    for (let i = 1; i < sets.length; i++) {
      if (!sets[i].has(e)) {
        continue outer;
      }
    }
    result.add(e);
  }
  return result;
}