lib/map: make concrete `Map.keys` and `Map.values` lazy
[nit.git] / tests / base_var_type_evolution_null.nit
2012-08-02 Jean Privattests: replace #!alt by #alt
2011-02-14 Jean Privatmetamodel: rename 'universal' to 'enum'
2010-01-14 Jean Privatsyntax: merge nullable information on type evolution