tests/base_attr_boxing.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Copyright 2004-2008 Jean Privat <jean@pryen.org>
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #     http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 import kernel
  18
  19 class A
  20         var f: Float = 1.0
  21         var nf: nullable Float = 2.0
  22         var o: Object = 3.0
  23
  24         var f_f: Float = f
  25         var nf_f: nullable Float = f
  26         var o_f: Object = f
  27
  28         var f_nf: Float = nf.as(not null)
  29         var nf_nf: nullable Float = nf.as(not null)
  30         var o_nf: Object = nf.as(not null)
  31
  32         var f_o: Float = o.as(Float)
  33         var nf_o: nullable Float = o.as(Float)
  34         var o_o: Object = o.as(Float)
  35
  36         redef fun output
  37         do
  38                 f.output
  39                 nf.output
  40                 o.output
  41                 '\n'.output
  42
  43                 f_f.output
  44                 nf_f.output
  45                 o_f.output
  46                 '\n'.output
  47
  48                 f_nf.output
  49                 nf_nf.output
  50                 o_nf.output
  51                 '\n'.output
  52
  53                 f_o.output
  54                 nf_o.output
  55                 o_o.output
  56         end
  57 end
  58
  59 var a = new A
  60 a.output