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Express.js (and Connect, router) only accept error handlers of four arguments. If you want to return an error handler from `compose` instead, try the `errors` export - it works exactly the same, but exposes the four argument middleware pattern.\n\n## License\n\nMIT\n\n[npm-image]: https://img.shields.io/npm/v/compose-middleware.svg?style=flat\n[npm-url]: https://npmjs.org/package/compose-middleware\n[downloads-image]: https://img.shields.io/npm/dm/compose-middleware.svg?style=flat\n[downloads-url]: https://npmjs.org/package/compose-middleware\n[travis-image]: https://img.shields.io/travis/blakeembrey/compose-middleware.svg?style=flat\n[travis-url]: https://travis-ci.org/blakeembrey/compose-middleware\n[coveralls-image]: https://img.shields.io/coveralls/blakeembrey/compose-middleware.svg?style=flat\n[coveralls-url]: https://coveralls.io/r/blakeembrey/compose-middleware?branch=master\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fblakeembrey%2Fcompose-middleware","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fblakeembrey%2Fcompose-middleware","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fblakeembrey%2Fcompose-middleware/lists"}