[jira] [Assigned] (DAFFODIL-2162) direct dispatch choice that has an array branch causes abort during compilation

["Steve Lawrence (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DAFFODIL-2162?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steve Lawrence reassigned DAFFODIL-2162:
----------------------------------------

    Assignee: Michael Beckerle

Mike, I think this might be related to the recent sequence separator work you've added.

> direct dispatch choice that has an array branch causes abort during compilation
> -------------------------------------------------------------------------------
>
>                 Key: DAFFODIL-2162
>                 URL: https://issues.apache.org/jira/browse/DAFFODIL-2162
>             Project: Daffodil
>          Issue Type: Bug
>          Components: Front End
>            Reporter: Steve Lawrence
>            Assignee: Michael Beckerle
>            Priority: Blocker
>             Fix For: 2.4.0
>
>
> This schema has a direct dispatch where a choice branch is an array:
> {code:xml}
>   <xs:include schemaLocation="org/apache/daffodil/xsd/DFDLGeneralFormat.dfdl.xsd" />
>   <xs:annotation>
>     <xs:appinfo source="http://www.ogf.org/dfdl/">
>       <dfdl:format ref="ex:GeneralFormat"
>           lengthKind="implicit"
>           representation="binary" />
>     </xs:appinfo>
>   </xs:annotation>
>   <xs:element name="root">
>     <xs:complexType>
>       <xs:sequence>
>         <xs:element name="index" type="xs:int" />
>         <xs:choice dfdl:choiceDispatchKey="{ xs:string(./index) } ">
>           <xs:element name="values1" type="xs:int" minOccurs="1" maxOccurs="2" dfdl:choiceBranchKey="1" />
>           <xs:element name="values2" type="xs:int" dfdl:choiceBranchKey="2" />
>         </xs:choice>
>       </xs:sequence>
>     </xs:complexType>
>   </xs:element>
> {code}
> {quote}
> org.apache.daffodil.exceptions.Abort: Not to be called on choice branches.
> org.apache.daffodil.exceptions.Assert$.abort(Assert.scala:129)
> org.apache.daffodil.exceptions.Assert$.usageError(Assert.scala:117)
> org.apache.daffodil.dsom.ChoiceBranchImpliedSequence.emptyFormatFactory(SequenceGroup.scala:413)
> org.apache.daffodil.dsom.AnnotatedMixin.$anonfun$formatAnnotation$1(AnnotatedSchemaComponent.scala:352)
> 	at org.apache.daffodil.exceptions.Assert$.abort(Assert.scala:129)
> 	at org.apache.daffodil.exceptions.Assert$.usageError(Assert.scala:117)
> 	at org.apache.daffodil.dsom.ChoiceBranchImpliedSequence.emptyFormatFactory(SequenceGroup.scala:413)
> 	at org.apache.daffodil.dsom.AnnotatedMixin.$anonfun$formatAnnotation$1(AnnotatedSchemaComponent.scala:352
>  ...
> {quote}
> If i remove the choice dispatch or change maxOccurs="1" the exception goes away.



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