MyMap will be exported MyMap is an immutable type and has the following template: map[string]*MySlice .

MySlice will be exported MySlice is an immutable type and has the following template: []*MyMap .

MyStruct will be exported.

via go generate, this template is code generated into the immutable Person struct within the same package Person is an immutable type and has the following template: struct { Name string Age int } .