namedParameterTypes property Null safety

Map<String, DartType> namedParameterTypes

Return a map from the names of named parameters to the types of the named parameters of this type of function. The entries in the map will be iterated in the same order as the order in which the named parameters were defined. If there were no named parameters declared then the map will be empty.


Map<String, DartType> get namedParameterTypes;