[NI] Write info about hidden descriptor to candidate

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/KotlinResolutionCallbacksImpl.kt

@@ -17,7 +17,9 @@
 package org.jetbrains.kotlin.resolve.calls.tower
 
 import org.jetbrains.kotlin.builtins.createFunctionType
+import org.jetbrains.kotlin.config.LanguageVersionSettings
 import org.jetbrains.kotlin.descriptors.CallableDescriptor
+import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
 import org.jetbrains.kotlin.descriptors.FunctionDescriptor
 import org.jetbrains.kotlin.descriptors.PropertyDescriptor
 import org.jetbrains.kotlin.descriptors.annotations.Annotations
@@ -39,6 +41,7 @@ import org.jetbrains.kotlin.resolve.calls.tasks.ExplicitReceiverKind
 import org.jetbrains.kotlin.resolve.calls.tasks.TracingStrategyImpl
 import org.jetbrains.kotlin.resolve.calls.util.CallMaker
 import org.jetbrains.kotlin.resolve.descriptorUtil.builtIns
+import org.jetbrains.kotlin.resolve.isHiddenInResolution
 import org.jetbrains.kotlin.types.*
 import org.jetbrains.kotlin.types.expressions.DoubleColonExpressionResolver
 import org.jetbrains.kotlin.types.expressions.ExpressionTypingServices
@@ -53,7 +56,8 @@ class KotlinResolutionCallbacksImpl(
         val typeApproximator: TypeApproximator,
         val kotlinToResolvedCallTransformer: KotlinToResolvedCallTransformer,
         val argumentTypeResolver: ArgumentTypeResolver,
-        val doubleColonExpressionResolver: DoubleColonExpressionResolver
+        val doubleColonExpressionResolver: DoubleColonExpressionResolver,
+        val languageVersionSettings: LanguageVersionSettings
 ): KotlinResolutionCallbacks {
     val trace: BindingTrace = topLevelCallContext.trace
 
@@ -206,4 +210,8 @@ class KotlinResolutionCallbacksImpl(
 
         expressionTypingServices.getTypeInfo(psiCallArgument.collectionLiteralExpression, actualContext)
     }
+
+    override fun isHiddenInResolution(descriptor: DeclarationDescriptor, isSuperCall: Boolean): Boolean {
+        return descriptor.isHiddenInResolution(languageVersionSettings, isSuperCall)
+    }
 }

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/PSICallResolver.kt

@@ -160,7 +160,8 @@ class PSICallResolver(
     }
 
     private fun createLambdaAnalyzer(context: BasicCallResolutionContext) =
-            KotlinResolutionCallbacksImpl(context, expressionTypingServices, typeApproximator, kotlinToResolvedCallTransformer, argumentTypeResolver, doubleColonExpressionResolver)
+            KotlinResolutionCallbacksImpl(context, expressionTypingServices, typeApproximator, kotlinToResolvedCallTransformer,
+                                          argumentTypeResolver, doubleColonExpressionResolver, languageVersionSettings)
 
     private fun calculateExpectedType(context: BasicCallResolutionContext): UnwrappedType? {
         val expectedType = context.expectedType.unwrap()

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ExternalComponents.kt

@@ -17,6 +17,7 @@
 package org.jetbrains.kotlin.resolve.calls.components
 
 import org.jetbrains.kotlin.descriptors.CallableDescriptor
+import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
 import org.jetbrains.kotlin.resolve.calls.model.*
 import org.jetbrains.kotlin.types.UnwrappedType
 
@@ -40,4 +41,6 @@ interface KotlinResolutionCallbacks {
                                   resultTypeParameters: List<UnwrappedType>)
 
     fun completeCollectionLiteralCalls(collectionLiteralArgument: ResolvedCollectionLiteralArgument)
+
+    fun isHiddenInResolution(descriptor: DeclarationDescriptor, isSuperCall: Boolean = false): Boolean
 }

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/model/KotlinResolverContext.kt

@@ -24,6 +24,7 @@ import org.jetbrains.kotlin.resolve.calls.inference.components.ResultTypeResolve
 import org.jetbrains.kotlin.resolve.calls.tasks.ExplicitReceiverKind
 import org.jetbrains.kotlin.resolve.calls.tower.CandidateFactory
 import org.jetbrains.kotlin.resolve.calls.tower.CandidateWithBoundDispatchReceiver
+import org.jetbrains.kotlin.resolve.calls.tower.HiddenDescriptor
 import org.jetbrains.kotlin.resolve.calls.tower.ImplicitScopeTower
 import org.jetbrains.kotlin.resolve.scopes.receivers.ReceiverValueWithSmartCastInfo
 import org.jetbrains.kotlin.types.ErrorUtils
@@ -75,8 +76,13 @@ class SimpleCandidateFactory(val callContext: KotlinCallContext, val kotlinCall:
             return ErrorKotlinResolutionCandidate(callContext, kotlinCall, explicitReceiverKind, dispatchArgumentReceiver, extensionArgumentReceiver, towerCandidate.descriptor)
         }
 
+        val candidateDiagnostics = towerCandidate.diagnostics.toMutableList()
+        if (callContext.resolutionCallbacks.isHiddenInResolution(towerCandidate.descriptor, kotlinCall.isSuperOrDelegatingConstructorCall)) {
+            candidateDiagnostics.add(HiddenDescriptor)
+        }
+
         return SimpleKotlinResolutionCandidate(callContext, kotlinCall, explicitReceiverKind, dispatchArgumentReceiver, extensionArgumentReceiver,
-                                               towerCandidate.descriptor, null, towerCandidate.diagnostics)
+                                               towerCandidate.descriptor, null, candidateDiagnostics)
     }
 }