[K/JS] Deprecate external enum declarations

^KT-57254 Fixed

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

@@ -4904,6 +4904,12 @@ internal val KT_DIAGNOSTIC_CONVERTER = KtDiagnosticConverterBuilder.buildConvert
             token,
         )
     }
+    add(FirJsErrors.ENUM_CLASS_IN_EXTERNAL_DECLARATION_WARNING) { firDiagnostic ->
+        EnumClassInExternalDeclarationWarningImpl(
+            firDiagnostic as KtPsiDiagnostic,
+            token,
+        )
+    }
     add(FirJsErrors.INLINE_CLASS_IN_EXTERNAL_DECLARATION_WARNING) { firDiagnostic ->
         InlineClassInExternalDeclarationWarningImpl(
             firDiagnostic as KtPsiDiagnostic,

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

@@ -3409,6 +3409,10 @@ sealed class KtFirDiagnostic<PSI : PsiElement> : KtDiagnosticWithPsi<PSI> {
         override val diagnosticClass get() = InlineExternalDeclaration::class
     }
 
+    abstract class EnumClassInExternalDeclarationWarning : KtFirDiagnostic<KtDeclaration>() {
+        override val diagnosticClass get() = EnumClassInExternalDeclarationWarning::class
+    }
+
     abstract class InlineClassInExternalDeclarationWarning : KtFirDiagnostic<KtElement>() {
         override val diagnosticClass get() = InlineClassInExternalDeclarationWarning::class
     }

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

@@ -4126,6 +4126,11 @@ internal class InlineExternalDeclarationImpl(
     override val token: KtLifetimeToken,
 ) : KtFirDiagnostic.InlineExternalDeclaration(), KtAbstractFirDiagnostic<KtDeclaration>
 
+internal class EnumClassInExternalDeclarationWarningImpl(
+    override val firDiagnostic: KtPsiDiagnostic,
+    override val token: KtLifetimeToken,
+) : KtFirDiagnostic.EnumClassInExternalDeclarationWarning(), KtAbstractFirDiagnostic<KtDeclaration>
+
 internal class InlineClassInExternalDeclarationWarningImpl(
     override val firDiagnostic: KtPsiDiagnostic,
     override val token: KtLifetimeToken,