1 # This file is part of NIT ( http://www.nitlanguage.org ).
3 # Copyright 2004-2008 Jean Privat <jean@pryen.org>
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
9 # http://www.apache.org/licenses/LICENSE-2.0
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.
20 fun foo
(a
: T
) do a
.out
21 fun bar
(b
: U
) do b
.out
22 fun baz
(i
: C
) do i
.out
32 redef fun foo
(a
: T
) do a
.out
33 redef fun bar
(b
: U
) do b
.out
34 redef fun baz
(i
: C
) do i
.out
35 redef fun out
do 'B'.output
43 redef fun foo
(a
: T
) do a
.out
44 redef fun bar
(b
: U
) do b
.out
45 redef fun output
do i
.output
56 init (i
:Int) do self.i
= i
71 #alt1#ab.foo(a) # covariant
74 #alt2#ab.bar(b) # covariant
77 #alt3#ai.foo(a) # covariant
78 #alt4#ai.foo(b) # covariant
80 #alt5#ai.bar(b) # covariant
88 #alt6#bi.foo(b) # covariant