FIR checker: report LOCAL_VARIABLE_WITH_TYPE_PARAMETERS

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

@@ -2385,6 +2385,18 @@ internal val KT_DIAGNOSTIC_CONVERTER = KtDiagnosticConverterBuilder.buildConvert
             token,
         )
     }
+    add(FirErrors.LOCAL_VARIABLE_WITH_TYPE_PARAMETERS_WARNING) { firDiagnostic ->
+        LocalVariableWithTypeParametersWarningImpl(
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
+    add(FirErrors.LOCAL_VARIABLE_WITH_TYPE_PARAMETERS) { firDiagnostic ->
+        LocalVariableWithTypeParametersImpl(
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
     add(FirErrors.EXPECTED_DECLARATION_WITH_BODY) { firDiagnostic ->
         ExpectedDeclarationWithBodyImpl(
             firDiagnostic as FirPsiDiagnostic,

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

@@ -1686,6 +1686,14 @@ sealed class KtFirDiagnostic<PSI : PsiElement> : KtDiagnosticWithPsi<PSI> {
         override val diagnosticClass get() = AbstractPropertyInPrimaryConstructorParameters::class
     }
 
+    abstract class LocalVariableWithTypeParametersWarning : KtFirDiagnostic<KtProperty>() {
+        override val diagnosticClass get() = LocalVariableWithTypeParametersWarning::class
+    }
+
+    abstract class LocalVariableWithTypeParameters : KtFirDiagnostic<KtProperty>() {
+        override val diagnosticClass get() = LocalVariableWithTypeParameters::class
+    }
+
     abstract class ExpectedDeclarationWithBody : KtFirDiagnostic<KtDeclaration>() {
         override val diagnosticClass get() = ExpectedDeclarationWithBody::class
     }

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

@@ -2713,6 +2713,20 @@ internal class AbstractPropertyInPrimaryConstructorParametersImpl(
     override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
 }
 
+internal class LocalVariableWithTypeParametersWarningImpl(
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.LocalVariableWithTypeParametersWarning(), KtAbstractFirDiagnostic<KtProperty> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
+internal class LocalVariableWithTypeParametersImpl(
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.LocalVariableWithTypeParameters(), KtAbstractFirDiagnostic<KtProperty> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
 internal class ExpectedDeclarationWithBodyImpl(
     firDiagnostic: FirPsiDiagnostic,
     override val token: ValidityToken,