tests/base_adaptive_loop_null2.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
  15 import core::kernel
  16
  17 var x
  18 x = null
  19
  20 var i = 0
  21 while i < 2 do
  22         var y
  23         y = x
  24         if y == null then 1.output
  25         y = x
  26         if y != null then 2.output
  27         y = x
  28         if y isa Int then 3.output
  29         y = x
  30         if y isa nullable Int then 4.output
  31         y = x
  32         if y isa nullable Bool then 5.output
  33         y = x or else 6
  34         y.output
  35         #alt1#x = 1
  36
  37         i += 1
  38 end
  39
  40 x = 10
  41 i = 0
  42 while i < 2 do
  43         var y
  44         y = x
  45         if y == null then 1.output
  46         y = x
  47         if y != null then 2.output
  48         y = x
  49         if y isa Int then 3.output
  50         y = x
  51         if y isa nullable Int then 4.output
  52         y = x
  53         if y isa nullable Bool then 5.output
  54         y = x or else 6
  55         y.output
  56         #alt1#x = null
  57
  58         i += 1
  59 end