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https://issues.apache.org/jira/browse/GROOVY-11085?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Paul King closed GROOVY-11085.
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> STC: assignment of closure with untyped parameter to SAM-type (setter target)
> -----------------------------------------------------------------------------
>
> Key: GROOVY-11085
> URL: https://issues.apache.org/jira/browse/GROOVY-11085
> Project: Groovy
> Issue Type: Bug
> Components: Static Type Checker
> Affects Versions: 3.0.17
> Reporter: Eric Milles
> Assignee: Eric Milles
> Priority: Minor
> Fix For: 3.0.18
>
>
> Consider the following:
> {code:groovy}
> void setStrategy(Predicate<Long> tester) {
> assert tester.test(1L)
> }
> strategy = { n -> n instanceof Long }
> {code}
> Compiler error: "Incompatible generic argument types. Cannot assign
> Predicate<Object> to Predicate<Long>"
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