isObjectPrototype() — react Function Reference

Architecture documentation for the isObjectPrototype() function in ReactSerializationErrors.js from the react codebase.

Function javascript BabelCompiler Entrypoint called by 1

Entity Profile

BabelCompiler→ Entrypoint→ isObjectPrototype() — react Function Reference

Dependency Diagram

graph TD
  e1809a07_e5d2_d8a2_2d86_991246c59e38["isObjectPrototype()"]
  07b21cf4_35fa_b825_b4d7_94b229a65c00["ReactSerializationErrors.js"]
  e1809a07_e5d2_d8a2_2d86_991246c59e38 -->|defined in| 07b21cf4_35fa_b825_b4d7_94b229a65c00
  c134a24e_7fc7_178a_2c77_995e056d894a["isSimpleObject()"]
  c134a24e_7fc7_178a_2c77_995e056d894a -->|calls| e1809a07_e5d2_d8a2_2d86_991246c59e38
  style e1809a07_e5d2_d8a2_2d86_991246c59e38 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/shared/ReactSerializationErrors.js lines 32–52

function isObjectPrototype(object: any): boolean {
  if (!object) {
    return false;
  }
  const ObjectPrototype = Object.prototype;
  if (object === ObjectPrototype) {
    return true;
  }
  // It might be an object from a different Realm which is
  // still just a plain simple object.
  if (getPrototypeOf(object)) {
    return false;
  }
  const names = Object.getOwnPropertyNames(object);
  for (let i = 0; i < names.length; i++) {
    if (!(names[i] in ObjectPrototype)) {
      return false;
    }
  }
  return true;
}