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GROOVY-8991: Difference in behaviour with closure and lambda (#49)
* GROOVY-8991: Difference in behaviour with closure and lambda * Minor refactoring
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
|
|
||
| class BarHolder { | ||
| def foo2(lambda) { | ||
| lambda() | ||
| } | ||
| def bar(lambda) { | ||
| lambda() + 1 | ||
| } | ||
| def bar2(lambda) { | ||
| lambda(6) + 1 | ||
| } | ||
| } | ||
|
|
||
| def foo(lambda) { | ||
| lambda() | ||
| } | ||
|
|
||
| def result = | ||
| foo () -> { | ||
| new BarHolder() | ||
| } | ||
| .bar () -> { | ||
| 2 | ||
| } | ||
| assert 3 == result | ||
|
|
||
| def result2 = | ||
| foo () -> { | ||
| new BarHolder() | ||
| } | ||
| .bar2 (e) -> { | ||
| 2 + e | ||
| } | ||
| assert 9 == result2 | ||
|
|
||
| def result3 = | ||
| foo () -> { | ||
| new BarHolder() | ||
| } | ||
| .foo2 () -> { | ||
| new BarHolder() | ||
| } | ||
| .bar () -> { | ||
| 2 | ||
| } | ||
| assert 3 == result3 | ||
|
|
||
| def foo5(c) {c()} | ||
| def c2 = foo5 { { Integer x -> 1} } | ||
| assert 1 == c2() |