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scalastyle-config.xml
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scalastyle-config.xml
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<!--
Copyright (c) 2020-2023, NVIDIA CORPORATION. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<!--
If you wish to turn off checking for a section of code, you can put a comment in the source
before and after the section, with the following syntax:
// scalastyle:off
... // stuff that breaks the styles
// scalastyle:on
You can also disable only one rule, by specifying its rule id, as specified in:
http://www.scalastyle.org/rules-0.7.0.html
// scalastyle:off no.finalize
override def finalize(): Unit = ...
// scalastyle:on no.finalize
-->
<scalastyle>
<name>RAPIDS Plugin for Spark Scalastyle configuration</name>
<!-- ================================================================================ -->
<!-- rules we enforce -->
<!-- ================================================================================ -->
<check level="error" class="org.scalastyle.file.FileTabChecker" enabled="true"/>
<check level="error" class="org.scalastyle.file.FileLineLengthChecker" enabled="true">
<parameters>
<parameter name="maxLineLength"><![CDATA[100]]></parameter>
<parameter name="tabSize"><![CDATA[2]]></parameter>
<parameter name="ignoreImports">true</parameter>
</parameters>
</check>
<check level="error" class="org.scalastyle.scalariform.ImportOrderChecker" enabled="true">
<parameters>
<parameter name="groups">java,scala,3rdParty,spark</parameter>
<parameter name="group.java">javax?\..*</parameter>
<parameter name="group.scala">scala\..*</parameter>
<parameter name="group.3rdParty">(?!org\.apache\.spark\.).*</parameter>
<parameter name="group.spark">org\.apache\.spark\..*</parameter>
</parameters>
</check>
<check level="error" class="org.scalastyle.scalariform.ClassNamesChecker" enabled="true">
<parameters>
<parameter name="regex"><![CDATA[[A-Z][A-Za-z]*]]></parameter>
</parameters>
</check>
<check level="error" class="org.scalastyle.scalariform.ObjectNamesChecker" enabled="true">
<parameters>
<parameter name="regex"><![CDATA[(config|[A-Z][A-Za-z]*)]]></parameter>
</parameters>
</check>
<check level="error" class="org.scalastyle.scalariform.PackageObjectNamesChecker"
enabled="true">
<parameters>
<parameter name="regex"><![CDATA[^[a-z][A-Za-z]*$]]></parameter>
</parameters>
</check>
<check level="error" class="org.scalastyle.scalariform.NoFinalizeChecker" enabled="true"/>
<check level="error" class="org.scalastyle.scalariform.CovariantEqualsChecker" enabled="true"/>
<check level="error" class="org.scalastyle.scalariform.StructuralTypeChecker" enabled="true"/>
<check level="error" class="org.scalastyle.scalariform.UppercaseLChecker" enabled="true"/>
<check level="error" class="org.scalastyle.scalariform.IfBraceChecker" enabled="true">
<parameters>
<parameter name="singleLineAllowed"><![CDATA[true]]></parameter>
<parameter name="doubleLineAllowed"><![CDATA[true]]></parameter>
</parameters>
</check>
<!-- ??? usually shouldn't be checked into the code base. -->
<check level="error" class="org.scalastyle.scalariform.NotImplementedErrorUsage"
enabled="true"/>
<check customId="NoScalaDoc" level="error" class="org.scalastyle.file.RegexChecker"
enabled="true">
<parameters>
<parameter name="regex">(?m)^(\s*)/[*][*].*$(\r|)\n^\1 [*]</parameter>
</parameters>
<customMessage>Use Javadoc style indentation for multiline comments</customMessage>
</check>
<!-- ================================================================================ -->
<!-- rules for enforcing cross-build between Scala 2.12 and 2.13 -->
<!-- ================================================================================ -->
<check level="error" class="org.scalastyle.scalariform.IllegalImportsChecker" enabled="true">
<parameters><parameter name="illegalImports"><![CDATA[scala.collection.Seq,scala.collection.IndexedSeq]]></parameter></parameters>
<customMessage><![CDATA[
Don't import scala.collection.Seq and scala.collection.IndexedSeq as it may bring some problems with cross-build between Scala 2.12 and 2.13.
Please refer below page to see the details of changes around Seq / IndexedSeq.
https://docs.scala-lang.org/overviews/core/collections-migration-213.html
If you really need to use scala.collection.Seq or scala.collection.IndexedSeq, please use the fully-qualified name instead.
]]></customMessage>
</check>
<check level="error" class="org.scalastyle.file.RegexChecker" enabled="true">
<parameters>
<parameter name="regex">def this\((.*)\) \{</parameter>
<parameter name="line">false</parameter>
</parameters>
<customMessage>procedure syntax is deprecated for constructors in Scala 2.13: add `=`, as in method definition</customMessage>
</check>
<check level="error" class="org.scalastyle.scalariform.ProcedureDeclarationChecker" enabled="true">
<customMessage>procedure syntax is deprecated in Scala 2.13: add return type `: Unit` and `=`</customMessage>
</check>
<check level="error" class="org.scalastyle.file.RegexChecker" enabled="true">
<parameters>
<parameter name="regex">ArrayBuilder.make\[(.+)\]\(\)</parameter>
<parameter name="line">false</parameter>
</parameters>
<customMessage>ArrayBuilder.make does not accept parens anymore in Scala 2.13</customMessage>
</check>
<check level="warning" class="org.scalastyle.file.RegexChecker" enabled="false">
<parameters>
<parameter name="regex">(: |\[)(Indexed)?Seq\[[A-Za-z0-9_]+\]</parameter>
<parameter name="line">false</parameter>
</parameters>
<customMessage><![CDATA[NOTE: Scala 2.12 defaults scala.(Indexed)Seq to scala.collection.(Indexed)Seq while Scala 2.13 defaults
scala.(Indexed)Seq to scala.collection.immutable.(Indexed)Seq
Please refer below page to see the details of changes around Seq / IndexedSeq.
https://docs.scala-lang.org/overviews/core/collections-migration-213.html
]]></customMessage>
</check>
<!-- ================================================================================ -->
<!-- rules we'd like to enforce, but haven't cleaned up the codebase yet -->
<!-- ================================================================================ -->
<check enabled="false" class="org.scalastyle.scalariform.ScalaDocChecker" level="warning"/>
</scalastyle>