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.
18 fun ==(o
: nullable Object): Bool do return self.is_same_instance
(o
)
19 fun !=(o
: nullable Object): Bool do return not self.is_same_instance
(o
)
20 fun is_same_instance
(other
: nullable Object): Bool is intern
29 fun maybe
: Bool do return true
31 fun test1
(a
: nullable A
)
40 __debug__
type A
: res
44 fun test2
(a
: nullable A
)
48 __debug__
type A
: res