tests/base_label_loop.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Copyright 2009 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 fun maybe: Bool do return true
  20
  21 1.output
  22 var exit=false
  23 loop
  24         if exit then break
  25         exit = true
  26         2.output
  27         loop
  28                 3.output
  29                 loop
  30                         break
  31                 end label l3
  32                 if maybe then
  33                 #alt1#break label l2
  34                 #alt2#break label l3
  35                 #alt3#break label l4
  36                 #alt4#break
  37                 #alt5#continue label l1
  38                 end
  39                 if maybe then break label l1
  40                 4.output
  41                 if maybe then break
  42         end label l2#!alt6#
  43         #alt6#end label l1
  44         5.output
  45 end label l1
  46 6.output
  47
  48 #alt7#loop
  49 #alt7#  break
  50 #alt7#end label l1