tests/base_types_nullable.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #     http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14 import end
  15 interface Object
  16 end
  17 class A
  18         var a: A = self
  19         var na: nullable A = self
  20 end
  21
  22 var a = new A
  23 __debug__ type A: a
  24 __debug__ type A: a.a
  25 __debug__ type nullable A: a.na
  26 __debug__ type nullable A: a.a.na
  27 __debug__ type A: a.na.a