throw new Error( 'Vitest cannot be imported in a CommonJS module using require(). Please use "import" instead.' + '\n\nIf you are using "import" in your source code, then it\'s possible it was bundled into require() automatically by your bundler. ' + 'In that case, do not bundle CommonJS output since it will never work with Vitest, or use dynamic import() which is available in all CommonJS modules.', )