• Compatibility with next version of rlang.

  • Changed license to MIT (#39).

  • Fixed an incompatibility with R devel.

  • New ?dots_used topic from which you can inherit documentation for ... documentation when the dots are passed to methods.

ellipsis has officially graduated from experimental to maturing in the package lifecycle.

  • The main change of this release is that check_() functions now throw custom errors, rather than warnings.

  • check_ functions have been optimised for the most common case of no problems. This means that you use it in more places without worrying about the performance cost.

  • New check_dots_empty() that checks that ... is empty (#11).

  • Improved error message suggesting that you check for mispecified argument names.

  • Fix a PROTECTion error