Anyone can create a comparator for Test::Deep that lives outside of the module itself. There are a small number of methods that need to be implemented but it has never been documented. I always thought I would get around to improving the diagnostic reporting before publishing the API but _I_ certainly won't be doing that,
F 2011/2/18 yary <not....@gmail.com>: > If it's going to go in Test::Deep, could it go in a submodule, named > something like like Test::Deep::Fuzzy ? I'm worried that I'll be on an > old machine with broken Unicode libraries and won't be able to install > a module that depends on Test::Deep. Many modules uses Test::Deep to > test themselves, and I always run tests when installing. >