Function requireOrImportModule

packages/jest-util/src/requireOrImportModule.ts:45–74

(
  filePath: string,
  applyInteropRequireDefault = true,
)

}

export default async function requireOrImportModule<T>(
  filePath: string,
  applyInteropRequireDefault = true,
): Promise<T> {
  if (!isAbsolute(filePath) && filePath[0] === '.') {
    throw new Error(
      `Jest: requireOrImportModule path must be absolute, was "${filePath}"`,
    );
  }
  try {
    if (filePath.endsWith('.mjs') || filePath.endsWith('.mts')) {
      return importModule(filePath, applyInteropRequireDefault);
    }

    const requiredModule = require(filePath);
    if (!applyInteropRequireDefault) {
      return requiredModule;
    }
    return interopRequireDefault(requiredModule).default;
  } catch (error: any) {
    if (
      error.code === 'ERR_REQUIRE_ESM' ||
      error.code === 'ERR_REQUIRE_ASYNC_MODULE'
    ) {
      return importModule(filePath, applyInteropRequireDefault);
    } else {
      throw error;
    }
  }
}