Implemented an additional RenameProcessor to find all elements to rename correctly.

Workaround to bug https://youtrack.jetbrains.com/issue/IDEA-165760

Author: halirutan

.idea/inspectionProfiles/Project_Default.xml

@@ -2,7 +2,7 @@
   <id>de.halirutan.mathematica</id>
   <name>Mathematica Support</name>
   <category>Custom Language</category>
-  <version>2.0.11</version>
+  <version>2.0.12</version>
   <idea-version since-build="163.7743.44"/>
   <vendor email="patrick@halirutan.de" url="http://mathematicaplugin.halirutan.de">Patrick Scheibe</vendor>
   <depends>com.intellij.modules.lang</depends>
@@ -166,11 +166,7 @@
         implementation="de.halirutan.mathematica.codeinsight.inspections.MathematicaInspectionProvider"/>
 
     <psi.referenceContributor language="Mathematica" implementation="de.halirutan.mathematica.parsing.psi.MathematicaReferenceContributor"/>
-
-    <lang.findUsagesProvider language="Mathematica"
-                             implementationClass="de.halirutan.mathematica.find.MathematicaFindUsageProvider"/>
-
-
+    <renamePsiElementProcessor implementation="de.halirutan.mathematica.refactoring.MathematicaPsiRenameProcessor"/>
 
     <!--<applicationService serviceInterface="de.halirutan.mathematica.MathematicaSettings" serviceImplementation="de.halirutan.mathematica.MathematicaSettings"/>-->
     <!--<applicationConfigurable groupId="language" displayName="Mathematica" id="preferences.Mathematica"-->
@@ -210,8 +206,8 @@
               description="Collapse all named characters into their utf8 counterpart.">
       </action>
 
-      <action id="Mathematica.RenameReferenenceResolve" class="de.halirutan.mathematica.actions.RenameReferenceResolve"
-              text="Rename Referenence Resolve"/>
+      <!--<action id="Mathematica.RenameReferenceResolve" class="de.halirutan.mathematica.actions.RenameReferenceResolve"-->
+              <!--text="Rename Reference Resolve"/>-->
       <!--<separator/>-->
 
       <!--<action id="Mathematica.ShowFormattingBlocks" class="de.halirutan.mathematica.actions.ShowFormattingBlocks"-->

resources/META-INF/plugin.xml

@@ -41,7 +41,7 @@ public class MathematicaReferenceContributor extends PsiReferenceContributor {
   public void registerReferenceProviders(@NotNull PsiReferenceRegistrar registrar) {
     registrar.registerReferenceProvider(PlatformPatterns.psiElement(MString.class),
         new MathematicaStringReferenceProvider());
-//    registrar.registerReferenceProvider(PlatformPatterns.psiElement(Symbol.class),
-//        new MathematicaSymbolReferenceProvider());
+    registrar.registerReferenceProvider(PlatformPatterns.psiElement(Symbol.class),
+        new MathematicaSymbolReferenceProvider());
   }
 }

src/de/halirutan/mathematica/codeinsight/findusage/MathematicaFindUsageHandler.java

@@ -29,7 +29,6 @@
 import com.intellij.psi.impl.source.resolve.reference.ReferenceProvidersRegistry;
 import de.halirutan.mathematica.filetypes.MathematicaFileType;
 import de.halirutan.mathematica.parsing.MathematicaElementTypes;
-import de.halirutan.mathematica.parsing.psi.MathematicaSymbolReferenceProvider;
 import de.halirutan.mathematica.parsing.psi.MathematicaVisitor;
 import de.halirutan.mathematica.parsing.psi.api.Symbol;
 import de.halirutan.mathematica.parsing.psi.util.LocalizationConstruct.ConstructType;
@@ -179,8 +178,7 @@ public void accept(@NotNull PsiElementVisitor visitor) {
   @NotNull
   @Override
   public PsiReference[] getReferences() {
-    return super.getReferences();
-//    return ReferenceProvidersRegistry.getReferencesFromProviders(this);
+    return ReferenceProvidersRegistry.getReferencesFromProviders(this);
   }
 
 }