tests/base_arg_default.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 class A
  18         fun foo(a, b: nullable Int, c, d: Int, e,f: nullable Int)
  19         do
  20                 if a == null then '\n'.output else a.output
  21                 if b == null then '\n'.output else b.output
  22                 c.output
  23                 d.output
  24                 if e == null then '\n'.output else e.output
  25                 if f == null then '\n'.output else f.output
  26                 '-'.output
  27                 '\n'.output
  28
  29         end
  30
  31         fun bar(a,b,c: nullable Int)
  32         do
  33                 if a == null then '\n'.output else a.output
  34                 if b == null then '\n'.output else b.output
  35                 if c == null then '\n'.output else c.output
  36                 '-'.output
  37                 '\n'.output
  38         end
  39
  40         fun bar=(a,b,c: nullable Int)
  41         do
  42                 if a == null then '\n'.output else a.output
  43                 if b == null then '\n'.output else b.output
  44                 if c == null then '\n'.output else c.output
  45                 '-'.output
  46                 '\n'.output
  47         end
  48
  49         fun [](a,b,c: nullable Int): Int
  50         do
  51                 if a == null then '\n'.output else a.output
  52                 if b == null then '\n'.output else b.output
  53                 if c == null then '\n'.output else c.output
  54                 '-'.output
  55                 '\n'.output
  56                 return 0
  57         end
  58
  59         fun []=(a,b,c: nullable Int): Int
  60         do
  61                 if a == null then '\n'.output else a.output
  62                 if b == null then '\n'.output else b.output
  63                 if c == null then '\n'.output else c.output
  64                 '-'.output
  65                 '\n'.output
  66                 return 0
  67         end
  68
  69         fun +(a: nullable Int): Int
  70         do
  71                 if a == null then '\n'.output else a.output
  72                 '-'.output
  73                 '\n'.output
  74                 return 0
  75         end
  76 end
  77
  78 var a = new A
  79 var x
  80
  81 #alt1#a.foo
  82 #alt1#a.foo(2)
  83 #alt1#a.foo(1,2)
  84 #alt1#a.foo(1,2,3)
  85 a.foo(1,2,3,4)
  86 a.foo(1,2,3,4,5)
  87 a.foo(1,2,3,4,5,6)
  88 #alt1#a.foo(1,2,3,4,5,6,7)
  89
  90 a.bar
  91 a.bar(1)
  92 a.bar(1,2)
  93 a.bar(1,2,3)
  94 #alt1#a.bar(1,2,3,4)
  95
  96 a.bar= 10
  97 a.bar(1) = 20
  98 a.bar(1,2) = 30
  99 #alt1#a.bar(1,2,3) = 40
 100
 101 #alt2# x = a[]
 102 x = a[1]
 103 x = a[1,2]
 104 x = a[1,2,3]
 105 #alt2#x = a[1,2,3,4]
 106
 107 #alt2#a[] = 10
 108 a[1] = 20
 109 a[1,2] = 30
 110 #alt1#a[1,2,3] = 40