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Posted to notifications@groovy.apache.org by "Eric Milles (Jira)" <ji...@apache.org> on 2021/10/10 21:12:00 UTC
[jira] [Updated] (GROOVY-5450) Final field assignment check on
static compilation
[ https://issues.apache.org/jira/browse/GROOVY-5450?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Eric Milles updated GROOVY-5450:
--------------------------------
Labels: (was: contrib)
> Final field assignment check on static compilation
> --------------------------------------------------
>
> Key: GROOVY-5450
> URL: https://issues.apache.org/jira/browse/GROOVY-5450
> Project: Groovy
> Issue Type: New Feature
> Components: Compiler
> Affects Versions: 2.0-beta-3
> Reporter: Renato Garcia
> Assignee: Eric Milles
> Priority: Major
>
> The following class definition should generate a compilation error on final field assignment.
> {code}
> @groovy.transform.CompileStatic
> class StaticGroovy3 {
> def testFinalField() {
> def ff = new FinalField()
> ff.aField = 'y'
> println ff
> }
> }
> class FinalField {
> final aField = 'x'
> }
> new StaticGroovy3().testFinalField()
> {code}
> Fails at runtime with {{groovy.lang.ReadOnlyPropertyException: Cannot set readonly property: aField for class: FinalField}}
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