intersection() — tailwindcss Function Reference

Architecture documentation for the intersection() function in canonicalize-candidates.ts from the tailwindcss codebase.

Function typescript Oxide Extractor called by 1

Entity Profile

Oxide→ Extractor→ intersection() — tailwindcss Function Reference

Dependency Diagram

graph TD
  70636fc3_eb40_39dc_a728_9f5b388db833["intersection()"]
  f6c14bbb_2e42_58cc_18f1_c89a243da9c0["canonicalize-candidates.ts"]
  70636fc3_eb40_39dc_a728_9f5b388db833 -->|defined in| f6c14bbb_2e42_58cc_18f1_c89a243da9c0
  fd4a6387_6427_eb54_6f14_abd89a3baf61["collapseCandidates()"]
  fd4a6387_6427_eb54_6f14_abd89a3baf61 -->|calls| 70636fc3_eb40_39dc_a728_9f5b388db833
  style 70636fc3_eb40_39dc_a728_9f5b388db833 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/tailwindcss/src/canonicalize-candidates.ts lines 2602–2617

function intersection<T>(a: Set<T>, b: Set<T>): Set<T> {
  // @ts-expect-error Set.prototype.intersection is only available in Node.js v22+
  if (typeof a.intersection === 'function') return a.intersection(b)

  // Polyfill for environments that do not support Set.prototype.intersection yet
  if (a.size === 0 || b.size === 0) return new Set<T>()

  let result = new Set<T>(a)
  for (let item of b) {
    if (!result.has(item)) {
      result.delete(item)
    }
  }

  return result
}