[jira] [Closed] (GROOVY-10228) STC fails to substitute type variable in the presence of the diamond operator and a function call

["Paul King (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/GROOVY-10228?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Paul King closed GROOVY-10228.
------------------------------

> STC fails to substitute type variable in the presence of the diamond operator and a function call
> -------------------------------------------------------------------------------------------------
>
>                 Key: GROOVY-10228
>                 URL: https://issues.apache.org/jira/browse/GROOVY-10228
>             Project: Groovy
>          Issue Type: Bug
>          Components: Static Type Checker
>            Reporter: Thodoris Sotiropoulos
>            Assignee: Eric Milles
>            Priority: Major
>             Fix For: 4.0.0-beta-2
>
>
> I think this bug is related to GROOVY-9963.
>  
> I have the following program
> {code:java}
> class A<T> {
>   T x;  A(T x) {
>     this.x = x;
>   }
>   T getX() {
>     return x;
>   }
> }
> class B {}
> class Main {
>   public static void m1() {
>     def x = new B();
>     m2(new A<>(x).getX());
>   }  public static void m2(B x) {}
> }
> {code}
> h3. Actual behaviour
> {code:java}
> org.codehaus.groovy.control.MultipleCompilationErrorsException: startup failed:
> test.groovy: 18: [Static type checking] - Cannot find matching method Main#m2(T). Please check if the declared type is correct and if the method exists.
>  @ line 18, column 5.
>        m2(new A<>(x).getX());
>        ^1 error
> {code}
> h3. Expected behaviour
> Compile successfully
>  
> Tested against master.
>  



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