readModule() — react Function Reference

Architecture documentation for the readModule() function in lazyLegacyRoot.js from the react codebase.

Function javascript BabelCompiler Entrypoint called by 1

Entity Profile

BabelCompiler→ Entrypoint→ readModule() — react Function Reference

Dependency Diagram

graph TD
  259a5510_1b26_e0ec_44e5_753ef0dbd76e["readModule()"]
  d273e762_42b4_589e_195c_7779bffc0b74["lazyLegacyRoot.js"]
  259a5510_1b26_e0ec_44e5_753ef0dbd76e -->|defined in| d273e762_42b4_589e_195c_7779bffc0b74
  c644c37d_b668_0a66_bdb8_24c9de5df7ea["lazyLegacyRoot()"]
  c644c37d_b668_0a66_bdb8_24c9de5df7ea -->|calls| 259a5510_1b26_e0ec_44e5_753ef0dbd76e
  style 259a5510_1b26_e0ec_44e5_753ef0dbd76e fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

fixtures/nesting/src/modern/lazyLegacyRoot.js lines 69–95

function readModule(record, createPromise) {
  if (record.status === 'fulfilled') {
    return record.result;
  }
  if (record.status === 'rejected') {
    throw record.result;
  }
  if (!record.promise) {
    record.promise = createPromise().then(
      value => {
        if (record.status === 'pending') {
          record.status = 'fulfilled';
          record.promise = null;
          record.result = value;
        }
      },
      error => {
        if (record.status === 'pending') {
          record.status = 'rejected';
          record.promise = null;
          record.result = error;
        }
      }
    );
  }
  throw record.promise;
}