This correspondence is made abundantly clear by C++ which explicitly defines its lambda functions ”as if” they desugared into objects of appropriate anonymous c

This correspondence is made abundantly clear by C++ which explicitly defines its lambda functions ”as if” they desugared into objects of appropriate anonymous compiler-generated struct/class types. Also Java, which has had closures since day one, but used to call them ”anonymous inner classes” and forced people to use a ridiculously verbose syntax to define them.