defaultDiffer() — react Function Reference

Architecture documentation for the defaultDiffer() function in ReactNativeAttributePayload.js from the react codebase.

Function javascript BabelCompiler Validation called by 1

Entity Profile

BabelCompiler→ Validation→ defaultDiffer() — react Function Reference

Dependency Diagram

graph TD
  9f3751d1_c080_2390_b512_9565fb28c052["defaultDiffer()"]
  3429d3f6_3e01_954f_bb31_157d6bedf858["ReactNativeAttributePayload.js"]
  9f3751d1_c080_2390_b512_9565fb28c052 -->|defined in| 3429d3f6_3e01_954f_bb31_157d6bedf858
  09e35162_fc97_6f1c_4f2a_776eeef412d0["diffProperties()"]
  09e35162_fc97_6f1c_4f2a_776eeef412d0 -->|calls| 9f3751d1_c080_2390_b512_9565fb28c052
  style 9f3751d1_c080_2390_b512_9565fb28c052 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/react-native-renderer/src/ReactNativeAttributePayload.js lines 40–48

function defaultDiffer(prevProp: mixed, nextProp: mixed): boolean {
  if (typeof nextProp !== 'object' || nextProp === null) {
    // Scalars have already been checked for equality
    return true;
  } else {
    // For objects and arrays, the default diffing algorithm is a deep compare
    return deepDiffer(prevProp, nextProp, deepDifferOptions);
  }
}