FIR call resolve: set values of dispatch & extension receivers

compiler/fir/tree/src/org/jetbrains/kotlin/fir/expressions/FirQualifiedAccess.kt

@@ -20,6 +20,10 @@ interface FirQualifiedAccess : FirResolvable {
 
     fun <D> transformCalleeReference(transformer: FirTransformer<D>, data: D): FirQualifiedAccess
 
+    fun <D> transformDispatchReceiver(transformer: FirTransformer<D>, data: D): FirQualifiedAccess
+
+    fun <D> transformExtensionReceiver(transformer: FirTransformer<D>, data: D): FirQualifiedAccess
+
     override fun <R, D> accept(visitor: FirVisitor<R, D>, data: D): R =
         visitor.visitQualifiedAccess(this, data)
 

compiler/fir/tree/src/org/jetbrains/kotlin/fir/expressions/impl/FirComponentCallImpl.kt

@@ -27,6 +27,14 @@ class FirComponentCallImpl(
         return this
     }
 
+    override fun <D> transformDispatchReceiver(transformer: FirTransformer<D>, data: D): FirQualifiedAccess {
+        return this
+    }
+
+    override fun <D> transformExtensionReceiver(transformer: FirTransformer<D>, data: D): FirQualifiedAccess {
+        return this
+    }
+
     override var calleeReference: FirNamedReference =
         FirSimpleNamedReference(psi, Name.identifier("component$componentIndex"))
 

compiler/fir/tree/src/org/jetbrains/kotlin/fir/expressions/impl/FirDelegatedConstructorCallImpl.kt

@@ -42,6 +42,14 @@ class FirDelegatedConstructorCallImpl(
         return this
     }
 
+    override fun <D> transformDispatchReceiver(transformer: FirTransformer<D>, data: D): FirQualifiedAccess {
+        return this
+    }
+
+    override fun <D> transformExtensionReceiver(transformer: FirTransformer<D>, data: D): FirQualifiedAccess {
+        return this
+    }
+
     override var typeRef: FirTypeRef = FirImplicitUnitTypeRef(psi)
 
     override fun replaceTypeRef(newTypeRef: FirTypeRef) {}

compiler/fir/tree/src/org/jetbrains/kotlin/fir/expressions/impl/FirModifiableQualifiedAccess.kt

@@ -20,6 +20,14 @@ interface FirModifiableQualifiedAccess<C : FirReference> : FirQualifiedAccess {
 
     override var explicitReceiver: FirExpression?
 
+    override var dispatchReceiver: FirExpression
+        get() = super.dispatchReceiver
+        set(_) {}
+
+    override var extensionReceiver: FirExpression
+        get() = super.extensionReceiver
+        set(_) {}
+
     override fun <D> transformCalleeReference(transformer: FirTransformer<D>, data: D): FirQualifiedAccess {
         calleeReference = calleeReference.transformSingle(transformer, data)
         return this
@@ -29,4 +37,14 @@ interface FirModifiableQualifiedAccess<C : FirReference> : FirQualifiedAccess {
         explicitReceiver = explicitReceiver?.transformSingle(transformer, data)
         return this
     }
+
+    override fun <D> transformDispatchReceiver(transformer: FirTransformer<D>, data: D): FirQualifiedAccess {
+        dispatchReceiver = dispatchReceiver.transformSingle(transformer, data)
+        return this
+    }
+
+    override fun <D> transformExtensionReceiver(transformer: FirTransformer<D>, data: D): FirQualifiedAccess {
+        extensionReceiver = extensionReceiver.transformSingle(transformer, data)
+        return this
+    }
 }

compiler/fir/tree/src/org/jetbrains/kotlin/fir/references/FirImplicitThisReference.kt

@@ -0,0 +1,15 @@
+/*
+ * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.fir.references
+
+import org.jetbrains.kotlin.fir.FirAbstractElement
+import org.jetbrains.kotlin.fir.FirThisReference
+import org.jetbrains.kotlin.fir.symbols.AbstractFirBasedSymbol
+
+class FirImplicitThisReference(override val boundSymbol: AbstractFirBasedSymbol<*>) : FirAbstractElement(null), FirThisReference {
+    override val labelName: String?
+        get() = null
+}