Method _requireMockWithId

packages/jest-runtime/src/index.ts:422–469

(
    from: string,
    moduleName: string,
    moduleID: string,
  )

  }

  private _requireMockWithId<T>(
    from: string,
    moduleName: string,
    moduleID: string,
  ): T {
    if (this.registries.hasMock(moduleID)) {
      return this.registries.getMock(moduleID) as T;
    }

    const mockRegistry = this.registries.getActiveMockRegistry();

    const factory = this.mockState.getCjsFactory(moduleID);
    if (factory) {
      const module = factory();
      mockRegistry.set(moduleID, module);
      return module as T;
    }

    const manualMockPath = this._resolution.findManualMock(from, moduleName);

    if (manualMockPath) {
      const localModule: InitialModule = {
        children: [],
        exports: {},
        filename: manualMockPath,
        id: manualMockPath,
        isPreloading: false,
        loaded: false,
        path: path.dirname(manualMockPath),
      };

      this.cjsLoader.loadModule(
        localModule,
        from,
        moduleName,
        manualMockPath,
        undefined,
        mockRegistry as ModuleRegistry,
      );

      mockRegistry.set(moduleID, localModule.exports);
    } else {
      // Look for a real module to generate an automock from
      mockRegistry.set(moduleID, this._generateMock(from, moduleName));
    }

    return mockRegistry.get(moduleID) as T;
  }

  private _getFullTransformationOptions(
    options: TransformOptions = defaultTransformOptions,