[FIR] Support MULTIPLE_DEFAULTS_INHERITED_FROM_SUPERTYPES

^KT-59408 Fixed

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

@@ -2502,6 +2502,20 @@ internal val KT_DIAGNOSTIC_CONVERTER = KtDiagnosticConverterBuilder.buildConvert
             token,
         )
     }
+    add(FirErrors.MULTIPLE_DEFAULTS_INHERITED_FROM_SUPERTYPES) { firDiagnostic ->
+        MultipleDefaultsInheritedFromSupertypesImpl(
+            firSymbolBuilder.buildSymbol(firDiagnostic.a),
+            firDiagnostic as KtPsiDiagnostic,
+            token,
+        )
+    }
+    add(FirErrors.MULTIPLE_DEFAULTS_INHERITED_FROM_SUPERTYPES_WHEN_NO_EXPLICIT_OVERRIDE) { firDiagnostic ->
+        MultipleDefaultsInheritedFromSupertypesWhenNoExplicitOverrideImpl(
+            firSymbolBuilder.buildSymbol(firDiagnostic.a),
+            firDiagnostic as KtPsiDiagnostic,
+            token,
+        )
+    }
     add(FirErrors.OVERRIDING_FINAL_MEMBER) { firDiagnostic ->
         OverridingFinalMemberImpl(
             firSymbolBuilder.callableBuilder.buildCallableSymbol(firDiagnostic.a),

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

@@ -1778,6 +1778,16 @@ sealed interface KtFirDiagnostic<PSI : PsiElement> : KtDiagnosticWithPsi<PSI> {
         val containingClassName: Name
     }
 
+    interface MultipleDefaultsInheritedFromSupertypes : KtFirDiagnostic<KtElement> {
+        override val diagnosticClass get() = MultipleDefaultsInheritedFromSupertypes::class
+        val valueParameter: KtSymbol
+    }
+
+    interface MultipleDefaultsInheritedFromSupertypesWhenNoExplicitOverride : KtFirDiagnostic<KtElement> {
+        override val diagnosticClass get() = MultipleDefaultsInheritedFromSupertypesWhenNoExplicitOverride::class
+        val valueParameter: KtSymbol
+    }
+
     interface OverridingFinalMember : KtFirDiagnostic<KtNamedDeclaration> {
         override val diagnosticClass get() = OverridingFinalMember::class
         val overriddenDeclaration: KtCallableSymbol

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

@@ -2136,6 +2136,18 @@ internal class CannotChangeAccessPrivilegeImpl(
     token: KtLifetimeToken,
 ) : KtAbstractFirDiagnostic<KtModifierListOwner>(firDiagnostic, token), KtFirDiagnostic.CannotChangeAccessPrivilege
 
+internal class MultipleDefaultsInheritedFromSupertypesImpl(
+    override val valueParameter: KtSymbol,
+    firDiagnostic: KtPsiDiagnostic,
+    token: KtLifetimeToken,
+) : KtAbstractFirDiagnostic<KtElement>(firDiagnostic, token), KtFirDiagnostic.MultipleDefaultsInheritedFromSupertypes
+
+internal class MultipleDefaultsInheritedFromSupertypesWhenNoExplicitOverrideImpl(
+    override val valueParameter: KtSymbol,
+    firDiagnostic: KtPsiDiagnostic,
+    token: KtLifetimeToken,
+) : KtAbstractFirDiagnostic<KtElement>(firDiagnostic, token), KtFirDiagnostic.MultipleDefaultsInheritedFromSupertypesWhenNoExplicitOverride
+
 internal class OverridingFinalMemberImpl(
     override val overriddenDeclaration: KtCallableSymbol,
     override val containingClassName: Name,