Function applyLoaderOptions

packages/craco/src/lib/features/webpack/babel.ts:74–100

(
  loader: RuleSetRule,
  loaderOptions: Configure<TransformOptions, BaseContext>,
  context: BaseContext
)

}

function applyLoaderOptions(
  loader: RuleSetRule,
  loaderOptions: Configure<TransformOptions, BaseContext>,
  context: BaseContext
) {
  if (isFunction(loaderOptions)) {
    loader.options = loaderOptions(
      (loader.options as TransformOptions) || {},
      context
    );

    if (!loader.options) {
      throw new Error(
        "craco: 'babel.loaderOptions' function didn't return a loader config object."
      );
    }
  } else {
    // TODO: ensure is otherwise a plain object, if not, log an error.
    loader.options = deepMergeWithArray(
      {},
      loader.options || {},
      loaderOptions
    );
  }

  log('Applied Babel loader options.');
}

function overrideLoader(
  match: CompleteLoader,