[jira] [Commented] (GROOVY-8241) SAM parameter type inference for explicit parameter

[ASF GitHub Bot (JIRA)]

    [ 
https://issues.apache.org/jira/browse/GROOVY-8241?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16288663#comment-16288663
 ] 

ASF GitHub Bot commented on GROOVY-8241:
----------------------------------------

Github user asfgit closed the pull request at:

    https://github.com/apache/groovy/pull/643


> SAM parameter type inference for explicit parameter
> ---------------------------------------------------
>
>                 Key: GROOVY-8241
>                 URL: https://issues.apache.org/jira/browse/GROOVY-8241
>             Project: Groovy
>          Issue Type: Bug
>          Components: Static compilation, Static Type Checker
>    Affects Versions: 2.4.10
>            Reporter: Daniil Ovchinnikov
>
> {code}
> import groovy.transform.CompileStatic
> import java.util.function.Predicate
> @CompileStatic
> static boolean foo(Predicate<? super String> p) {
>     p.test("foo")
> }
> @CompileStatic
> static def testPredicate() {
>     foo { // it ->
>         it.toUpperCase()
>         true
>     }
> }
> {code}
> Uncomment {{it}}, compiler will say: 
> {noformat}
> Cannot find matching method java.lang.Object#toUpperCase()
> {noformat}



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