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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (GROOVY-8319) Improve smart type on list expresions
Date Fri, 15 Sep 2017 14:19:01 GMT

    [ https://issues.apache.org/jira/browse/GROOVY-8319?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16167924#comment-16167924
] 

ASF GitHub Bot commented on GROOVY-8319:
----------------------------------------

GitHub user avafanasiev opened a pull request:

    https://github.com/apache/groovy/pull/602

    GROOVY-8319: Improve smart type on list expressions

    I hope it should work like expected.

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/avafanasiev/groovy master

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/groovy/pull/602.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #602
    
----
commit 31792951288d2af1763a16ca81441ca18f5ba141
Author: alexey.afanasiev <alexey.afanasiev@jetbrains.com>
Date:   2017-09-15T14:16:11Z

    GROOVY-8319: Improve smart type on list expressions

----


> Improve smart type on list expresions
> -------------------------------------
>
>                 Key: GROOVY-8319
>                 URL: https://issues.apache.org/jira/browse/GROOVY-8319
>             Project: Groovy
>          Issue Type: Bug
>          Components: Static compilation, Static Type Checker
>    Affects Versions: 2.4.12
>            Reporter: Alexey Afanasiev
>
> Probably code below should be compiled well in CompileStatic:
> {code}
> def m() {
>     def a  = 1
>     Integer[] b = [a] // error: 'a' treats like an Object
> }
> {code}
> and 
> {code}
> def m() {
>      def row = ["", "", ""]
>      def (left, right) = [row[0], row[1]]
>      left.toUpperCase() // error: 'left' treats like an Object
> }
> {code}



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