[FIR] Add FirErrorProperty node

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/FirTreeBuilder.kt

@@ -95,6 +95,7 @@ object FirTreeBuilder : AbstractFirTreeBuilder() {
     val classReferenceExpression = element("ClassReferenceExpression", Expression, expression)
     val errorExpression = element("ErrorExpression", Expression, expression, diagnosticHolder)
     val errorFunction = element("ErrorFunction", Declaration, function, diagnosticHolder, typeParametersOwner)
+    val errorProperty = element("ErrorProperty", Declaration, variable, diagnosticHolder, typeParametersOwner)
     val qualifiedAccessExpression = element("QualifiedAccessExpression", Expression, expression, qualifiedAccess)
     val functionCall = element("FunctionCall", Expression, qualifiedAccessExpression, call)
     val delegatedConstructorCall = element("DelegatedConstructorCall", Expression, resolvable, call)

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/ImplementationConfigurator.kt

@@ -146,6 +146,18 @@ object ImplementationConfigurator : AbstractFirTreeImplementationConfigurator()
             }
         }
 
+        val errorTypeRefImpl = impl(errorTypeRef) {
+            default("type", "ConeClassErrorType(diagnostic.reason)")
+            default("delegatedTypeRef") {
+                value = "null"
+                withGetter = true
+            }
+            default("annotations", "mutableListOf()")
+            defaultFalse("isSuspend")
+            useTypes(coneClassErrorTypeType)
+        }
+
+
         impl(property) {
             default("isVal") {
                 value = "!isVar"
@@ -156,6 +168,22 @@ object ImplementationConfigurator : AbstractFirTreeImplementationConfigurator()
             useTypes(backingFieldSymbolType, delegateFieldSymbolType)
         }
 
+        impl(errorProperty) {
+            defaultTrue("isVal", withGetter = true)
+            defaultFalse("isVar", withGetter = true)
+
+            defaultNull(
+                "receiverTypeRef",
+                "initializer",
+                "delegate",
+                "delegateFieldSymbol",
+                "getter", "setter",
+                withGetter = true
+            )
+            default("returnTypeRef", "FirErrorTypeRefImpl(null, diagnostic)")
+            useTypes(errorTypeRefImpl)
+        }
+
         impl(field) {
             default("isVal") {
                 value = "!isVar"
@@ -354,17 +382,6 @@ object ImplementationConfigurator : AbstractFirTreeImplementationConfigurator()
 
         impl(resolvedTypeRef)
 
-        val errorTypeRefImpl = impl(errorTypeRef) {
-            default("type", "ConeClassErrorType(diagnostic.reason)")
-            default("delegatedTypeRef") {
-                value = "null"
-                withGetter = true
-            }
-            default("annotations", "mutableListOf()")
-            defaultFalse("isSuspend")
-            useTypes(coneClassErrorTypeType)
-        }
-
         impl(errorExpression) {
             defaultEmptyList("annotations")
             default("typeRef", "FirErrorTypeRefImpl(source, ConeStubDiagnostic(diagnostic))")

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/NodeConfigurator.kt

@@ -368,6 +368,11 @@ object NodeConfigurator : AbstractFieldConfigurator<FirTreeBuilder>(FirTreeBuild
             needTransformOtherChildren()
         }
 
+        errorProperty.configure {
+            parentArg(variable, "F", errorProperty)
+            +symbol("FirErrorPropertySymbol")
+        }
+
         enumEntry.configure {
             parentArg(variable, "F", enumEntry)
             parentArg(callableMemberDeclaration, "F", enumEntry)