[FIR] Add JVM Default diagnostics

idea/idea-frontend-fir/src/org/jetbrains/kotlin/idea/frontend/api/fir/diagnostics/KtFirDataClassConverters.kt

@@ -3712,4 +3712,48 @@ internal val KT_DIAGNOSTIC_CONVERTER = KtDiagnosticConverterBuilder.buildConvert
             token,
         )
     }
+    add(FirJvmErrors.JVM_DEFAULT_NOT_IN_INTERFACE) { firDiagnostic ->
+        JvmDefaultNotInInterfaceImpl(
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
+    add(FirJvmErrors.JVM_DEFAULT_IN_JVM6_TARGET) { firDiagnostic ->
+        JvmDefaultInJvm6TargetImpl(
+            firDiagnostic.a,
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
+    add(FirJvmErrors.JVM_DEFAULT_REQUIRED_FOR_OVERRIDE) { firDiagnostic ->
+        JvmDefaultRequiredForOverrideImpl(
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
+    add(FirJvmErrors.JVM_DEFAULT_IN_DECLARATION) { firDiagnostic ->
+        JvmDefaultInDeclarationImpl(
+            firDiagnostic.a,
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
+    add(FirJvmErrors.JVM_DEFAULT_THROUGH_INHERITANCE) { firDiagnostic ->
+        JvmDefaultThroughInheritanceImpl(
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
+    add(FirJvmErrors.USAGE_OF_JVM_DEFAULT_THROUGH_SUPER_CALL) { firDiagnostic ->
+        UsageOfJvmDefaultThroughSuperCallImpl(
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
+    add(FirJvmErrors.NON_JVM_DEFAULT_OVERRIDES_JAVA_DEFAULT) { firDiagnostic ->
+        NonJvmDefaultOverridesJavaDefaultImpl(
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
 }

idea/idea-frontend-fir/src/org/jetbrains/kotlin/idea/frontend/api/fir/diagnostics/KtFirDiagnostics.kt

@@ -2582,4 +2582,34 @@ sealed class KtFirDiagnostic<PSI : PsiElement> : KtDiagnosticWithPsi<PSI> {
         override val diagnosticClass get() = IllegalJavaLangRecordSupertype::class
     }
 
+    abstract class JvmDefaultNotInInterface : KtFirDiagnostic<PsiElement>() {
+        override val diagnosticClass get() = JvmDefaultNotInInterface::class
+    }
+
+    abstract class JvmDefaultInJvm6Target : KtFirDiagnostic<PsiElement>() {
+        override val diagnosticClass get() = JvmDefaultInJvm6Target::class
+        abstract val annotation: String
+    }
+
+    abstract class JvmDefaultRequiredForOverride : KtFirDiagnostic<KtDeclaration>() {
+        override val diagnosticClass get() = JvmDefaultRequiredForOverride::class
+    }
+
+    abstract class JvmDefaultInDeclaration : KtFirDiagnostic<KtElement>() {
+        override val diagnosticClass get() = JvmDefaultInDeclaration::class
+        abstract val annotation: String
+    }
+
+    abstract class JvmDefaultThroughInheritance : KtFirDiagnostic<KtDeclaration>() {
+        override val diagnosticClass get() = JvmDefaultThroughInheritance::class
+    }
+
+    abstract class UsageOfJvmDefaultThroughSuperCall : KtFirDiagnostic<PsiElement>() {
+        override val diagnosticClass get() = UsageOfJvmDefaultThroughSuperCall::class
+    }
+
+    abstract class NonJvmDefaultOverridesJavaDefault : KtFirDiagnostic<KtDeclaration>() {
+        override val diagnosticClass get() = NonJvmDefaultOverridesJavaDefault::class
+    }
+
 }

idea/idea-frontend-fir/src/org/jetbrains/kotlin/idea/frontend/api/fir/diagnostics/KtFirDiagnosticsImpl.kt

@@ -4194,3 +4194,54 @@ internal class IllegalJavaLangRecordSupertypeImpl(
     override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
 }
 
+internal class JvmDefaultNotInInterfaceImpl(
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.JvmDefaultNotInInterface(), KtAbstractFirDiagnostic<PsiElement> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
+internal class JvmDefaultInJvm6TargetImpl(
+    override val annotation: String,
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.JvmDefaultInJvm6Target(), KtAbstractFirDiagnostic<PsiElement> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
+internal class JvmDefaultRequiredForOverrideImpl(
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.JvmDefaultRequiredForOverride(), KtAbstractFirDiagnostic<KtDeclaration> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
+internal class JvmDefaultInDeclarationImpl(
+    override val annotation: String,
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.JvmDefaultInDeclaration(), KtAbstractFirDiagnostic<KtElement> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
+internal class JvmDefaultThroughInheritanceImpl(
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.JvmDefaultThroughInheritance(), KtAbstractFirDiagnostic<KtDeclaration> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
+internal class UsageOfJvmDefaultThroughSuperCallImpl(
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.UsageOfJvmDefaultThroughSuperCall(), KtAbstractFirDiagnostic<PsiElement> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
+internal class NonJvmDefaultOverridesJavaDefaultImpl(
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.NonJvmDefaultOverridesJavaDefault(), KtAbstractFirDiagnostic<KtDeclaration> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+