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Posted to notifications@groovy.apache.org by "Paul King (JIRA)" <ji...@apache.org> on 2015/06/01 14:35:17 UTC

[jira] [Created] (GROOVY-7447) Special Map index notation not supported via TypeChecked

Paul King created GROOVY-7447:
---------------------------------

             Summary: Special Map index notation not supported via TypeChecked
                 Key: GROOVY-7447
                 URL: https://issues.apache.org/jira/browse/GROOVY-7447
             Project: Groovy
          Issue Type: Bug
          Components: Static Type Checker
    Affects Versions: 2.4.3
            Reporter: Paul King
            Assignee: Cédric Champeau


As a follow-on from GROOVY-4255, the following code:
{code}
@groovy.transform.ToString
class Person { String name; int age }

@groovy.transform.TypeChecked
def myMethod() {
        assert Person[ name:'Dave', age:32 ].toString() == 'Person(Dave, 32)'

        def timMap = [ name:'Tim', age:49 ]
        assert Person[ *:timMap ].toString() == 'Person(Tim, 49)'

        assert Person[ *:[ name:'John', age:29 ] ].toString() == 'Person(John, 29)'

        def ppl = [ [ name:'Tim', age:49 ], [ name:'Dave', age:32 ], [ name:'Steve', age:18 ] ]
        assert ppl.collect { Person [ *:it ] }*.age == [49, 32, 18]
}
myMethod()
{code}
fails compilation with the following errors"
{noformat}
[Static type checking] - Inconvertible types: cannot cast java.util.LinkedHashMap <java.lang.String, java.io.Serializable> to Person
 at line: 6, column: 16

[Static type checking] - Inconvertible types: cannot cast java.util.LinkedHashMap <java.lang.String, java.io.Serializable> to Person
 at line: 9, column: 16

[Static type checking] - Inconvertible types: cannot cast java.util.LinkedHashMap <java.lang.String, java.io.Serializable> to Person
 at line: 11, column: 16

[Static type checking] - Inconvertible types: cannot cast java.util.LinkedHashMap <K extends java.lang.Object, V extends java.lang.Object> to Person
 at line: 14, column: 30
{noformat}




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