This diff adds a data formatter for libstdcpp's multimap. Besides, it improves and unifies the tests for multimap for libcxx and libstdcpp for maintainability.
pretty good, just cosmetic changes and a comment update needed
Now I don't like the name of the class. Let's rename it to MakeLikeSynthProvider, and update the comments mentioning that it supports any map-like structure like map, multimap, set and multiset.
the general practice is to leave a space after each comma for readability, e.g.
these little details matter as it help people more easily distinguish the end of each token
I thought that you misprinted the name and wanted to call the formatter MapLikeSynth provider. Please, correct me if I am wrong and I will change names accordingly
thanks! i'll land this now
this is correct