[kotlin] mpp: do not suggest "generate equals & hashCode() by identity" for non-jvm platform

^KTIJ-12351 Fixed

GitOrigin-RevId: 55bb1d90845344020c8a96bca735b5eaf700e06b

plugins/kotlin/idea/src/org/jetbrains/kotlin/idea/inspections/CanSealedSubClassBeObjectInspection.kt

@@ -8,11 +8,14 @@ import com.intellij.psi.PsiElementVisitor
 import org.jetbrains.kotlin.idea.KotlinBundle
 import org.jetbrains.kotlin.idea.caches.resolve.resolveToDescriptorIfAny
 import org.jetbrains.kotlin.idea.core.getModalityFromDescriptor
+import org.jetbrains.kotlin.idea.project.platform
 import org.jetbrains.kotlin.idea.quickfix.sealedSubClassToObject.ConvertSealedSubClassToObjectFix
 import org.jetbrains.kotlin.idea.quickfix.sealedSubClassToObject.GenerateIdentityEqualsFix
 import org.jetbrains.kotlin.idea.refactoring.isAbstract
 import org.jetbrains.kotlin.idea.references.mainReference
+import org.jetbrains.kotlin.idea.util.module
 import org.jetbrains.kotlin.lexer.KtTokens
+import org.jetbrains.kotlin.platform.jvm.isJvm
 import org.jetbrains.kotlin.psi.*
 import org.jetbrains.kotlin.resolve.DescriptorToSourceUtils
 import org.jetbrains.kotlin.resolve.descriptorUtil.getSuperClassNotAny
@@ -23,12 +26,17 @@ class CanSealedSubClassBeObjectInspection : AbstractKotlinInspection() {
 
         fun reportPossibleObject(klass: KtClass) {
             val keyword = klass.getClassOrInterfaceKeyword() ?: return
+            val fixes = if (klass.module?.platform?.isJvm() == true) {
+                arrayOf(ConvertSealedSubClassToObjectFix(), GenerateIdentityEqualsFix())
+            } else {
+                arrayOf(ConvertSealedSubClassToObjectFix())
+            }
+
             holder.registerProblem(
                 keyword,
                 KotlinBundle.message("sealed.sub.class.has.no.state.and.no.overridden.equals"),
                 ProblemHighlightType.GENERIC_ERROR_OR_WARNING,
-                ConvertSealedSubClassToObjectFix(),
-                GenerateIdentityEqualsFix()
+                *fixes,
             )
         }
 

plugins/kotlin/idea/tests/test/org/jetbrains/kotlin/idea/quickfix/QuickFixMultiModuleTestGenerated.java

@@ -1031,6 +1031,11 @@ public abstract class QuickFixMultiModuleTestGenerated extends AbstractQuickFixM
             runTest("testData/multiModuleQuickFix/other/functionTypeReceiverToParameterByImpl/");
         }
 
+        @TestMetadata("generateEqualsAndHashCodeForSealedInCommon")
+        public void testGenerateEqualsAndHashCodeForSealedInCommon() throws Exception {
+            runTest("testData/multiModuleQuickFix/other/generateEqualsAndHashCodeForSealedInCommon/");
+        }
+
         @TestMetadata("generateEqualsInExpect")
         public void testGenerateEqualsInExpect() throws Exception {
             runTest("testData/multiModuleQuickFix/other/generateEqualsInExpect/");

plugins/kotlin/idea/tests/testData/multiModuleQuickFix/other/generateEqualsAndHashCodeForSealedInCommon/common/common.kt

@@ -0,0 +1,9 @@
+// "Generate equals & hashCode by identity" "false"
+// TOOL: org.jetbrains.kotlin.idea.inspections.CanSealedSubClassBeObjectInspection
+// ACTION: Convert sealed sub-class to object
+// ACTION: Create test
+// ACTION: Make internal
+// ACTION: Make private
+
+sealed class Parent
+cla<caret>ss Child : Parent()