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https://issues.apache.org/jira/browse/DAFFODIL-1673?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Steve Lawrence resolved DAFFODIL-1673.
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    Fix Version/s: 3.0.0
       Resolution: Fixed

Fixed in commit c5114f6fd7c5b4551632370b9465de1f2fe2012d

> code quality: use non-deprecated syntax for methods that don't return a value
> -----------------------------------------------------------------------------
>
>                 Key: DAFFODIL-1673
>                 URL: https://issues.apache.org/jira/browse/DAFFODIL-1673
>             Project: Daffodil
>          Issue Type: Improvement
>          Components: Clean Ups, Infrastructure
>            Reporter: Mike Beckerle
>            Priority: Major
>              Labels: beginner
>             Fix For: 3.0.0
>
>
> This syntax is officially deprecated.
> {code}def someFun(x: String) { .... } 
> {code}
> Instead one must write explicitly:
> {code}
> def someFun(x:String): Unit = { ... }
> {code}
> Meaning that the value of x.length is discarded and the function returns Unit 
> (or () if you prefer) instead.
> I'd like to stress out that this is deprecated since Oct 29, 2013 
> (https://github.com/scala/scala/pull/3076/), but the warning only shows up if 
> you compile with the -Xfuture flag.
> We should turn on the -Xfuture flag, and fix this and any other deprecations 
> that come up.
> We may want to write a sed-script or other automation. I have generally 
> preferred the now-deprecated style in my code, so there are many many cases.
> {code}
> scala -Xfuture -deprecation
> scala> def foo {}
> <console>:1: warning: Procedure syntax is deprecated. Convert procedure `foo` 
> to method by adding `: Unit =`.
>        def foo {}
> foo: Unit
> {code}



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