1 # This file is part of NIT ( http://www.nitlanguage.org ).
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
7 # http://www.apache.org/licenses/LICENSE-2.0
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.
15 import standard
::kernel
17 class A
[E
] #alt2# class A[E: Object]
18 type V
: nullable Object #alt2# type V: Object
20 fun foo
(e
: E
, v
: E
) do #1alt1# fun foo(e: nullable E, v: nullable E) do
21 assert e
!= null#alt1# #alt3# assert e == null #alt4# if false then e = null
22 assert v
!= null#alt1# #alt3# assert v == null #alt4# if false then e = null
39 fun bar
(o
: Object) do o
.output