[jira] [Assigned] (GROOVY-11805) Groovy5 compiler throws exception: "org.codehaus.groovy.ast.ClassNode.getGenericsTypes()" is null

["Eric Milles (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/GROOVY-11805?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Eric Milles reassigned GROOVY-11805:
------------------------------------

    Assignee: Eric Milles

> Groovy5 compiler throws exception: "org.codehaus.groovy.ast.ClassNode.getGenericsTypes()" is null
> -------------------------------------------------------------------------------------------------
>
>                 Key: GROOVY-11805
>                 URL: https://issues.apache.org/jira/browse/GROOVY-11805
>             Project: Groovy
>          Issue Type: Bug
>          Components: Compiler
>    Affects Versions: 5.0.2
>            Reporter: Ed T
>            Assignee: Eric Milles
>            Priority: Major
>
> Compiler chokes on the following script. The code runs on JDK25 with Groovy 5.0.2.
>  
> {code:java}
> interface BadBoy<T extends BadBoy<?>> {
>     void doBadThing()
> }
> class MyBadBoy implements BadBoy<MyBadBoy> {
>     void doBadThing() {
>         println "bad thing!"
>     }
> }
> class CreateBadThings {
>     public static BadBoy<?> badThings(Closure cls) {
>         println "bad things happened!"   
>     }
> }
> def classLoader = new GroovyClassLoader(this.class.getClassLoader())
> def shell = new GroovyShell(classLoader)
> def code = '''
> import static CreateBadThings.badThings
> badThings {
> }
> '''
> def compileAndRun(code, shell) {
>     def script = shell.parse(code)
>     script.run()
> }
> compileAndRun(code, shell) {code}
> It emits this error message.
> {code:java}
> BUG! exception in phase 'semantic analysis' in source unit 'Script1.groovy' unexpected NullPointerException	
>    at ConsoleScript9.compileAndRun(ConsoleScript9:29)	
>    at ConsoleScript9.run(ConsoleScript9:33)
> Caused by: java.lang.NullPointerException: Cannot load from object array because the return value of "org.codehaus.groovy.ast.ClassNode.getGenericsTypes()" is null{code}
>  



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