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Posted to notifications@groovy.apache.org by "Paul King (JIRA)" <ji...@apache.org> on 2018/05/24 14:12:00 UTC
[jira] [Resolved] (GROOVY-8562) Wrong Closure delegation for
property access when using @CompileStatic and DELEGATE_FIRST /
DELEGATE_ONLY
[ https://issues.apache.org/jira/browse/GROOVY-8562?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Paul King resolved GROOVY-8562.
-------------------------------
Resolution: Fixed
Assignee: Paul King
Fix Version/s: 2.5.0
Proposed PR merged. Thanks!
> Wrong Closure delegation for property access when using @CompileStatic and DELEGATE_FIRST / DELEGATE_ONLY
> ---------------------------------------------------------------------------------------------------------
>
> Key: GROOVY-8562
> URL: https://issues.apache.org/jira/browse/GROOVY-8562
> Project: Groovy
> Issue Type: Bug
> Components: Static compilation
> Affects Versions: 2.3.11, 2.6.0-alpha-3, 3.0.0-alpha-2, 2.5.0-rc-1, 2.4.15
> Reporter: Michael Arndt
> Assignee: Paul King
> Priority: Major
> Fix For: 2.5.0
>
>
> Closures resolve to owner property although `DELEGATE_FIRST` or `DELEGATE_ONLY` are set as `resolveStrategy`.
> This only happens when `@CompileStatic` is used.
> This does not apply to method calls.
> For Groovy 2.3.11 this only affects read operations.
> Only the versions 2.5.0-rc-1, 2.4.15, 2.3.11 have been tested yet.
> I will add tests for newer versions, but this requires a different test framework than Spock.
> I have created a demo project at [https://github.com/MeneDev/groovy-bugreport-closure-strategy]
>
> {code:java}
> class ADelegate {
> def x = "delegate"
> }
> @CompileStatic
> class AClass {
> public <T> T closureExecuter(
> ADelegate d,
> @DelegatesTo(value = ADelegate, strategy = DELEGATE_ONLY) Closure<T> c) {
> c.resolveStrategy = DELEGATE_ONLY
> c.delegate = d
> return c()
> }
> def x = "owner"
>
> def test() {
> def theDelegate = new ADelegate()
> def res = closureExecuter(theDelegate) {
> return x
> }
>
> // is "owner" instead of "delegate"
> return res
> }
> }
> {code}
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