tests/test_obj.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
  18 class O
  19    meth foo
  20    do
  21       printn(10)
  22    end
  23
  24    meth bar
  25    do
  26       printn(20)
  27    end
  28
  29    init do end
  30 end
  31
  32 class A
  33 special O
  34    redef meth foo
  35    do
  36       printn(11)
  37    end
  38
  39    redef meth bar
  40    do
  41       printn(21)
  42    end
  43
  44    init do end
  45 end
  46
  47 class B
  48 special A
  49    redef meth foo
  50    do
  51       printn(12)
  52    end
  53
  54    meth baz
  55    do
  56       printn(32)
  57    end
  58
  59    init do end
  60 end
  61
  62 var a = new A
  63 var ab: A = new B
  64 var b = new B
  65 a.foo
  66 a.bar
  67 ab.foo
  68 ab.bar
  69 b.foo
  70 b.bar
  71 b.baz