Function overrideFeatureFlags

packages/react-devtools-shared/src/__tests__/utils.js:468–476

(overrideFlags)

}

export function overrideFeatureFlags(overrideFlags) {
  jest.mock('react-devtools-feature-flags', () => {
    const actualFlags = jest.requireActual('react-devtools-feature-flags');
    return {
      ...actualFlags,
      ...overrideFlags,
    };
  });
}

export function normalizeCodeLocInfo(str) {
  if (typeof str === 'object' && str !== null) {