K2: Fix priority for implicit receiver + extensionInvoke

See K1 counterpart at org.jetbrains.kotlin.resolve.calls.tower.TowerResolver.Task.processImplicitReceiver

^KT-58943 Fixed
^KT-59541 Fixed

compiler/fir/analysis-tests/testData/resolveWithStdlib/problems/invokePriority.fir.txt

@@ -14,7 +14,7 @@ FILE: invokePriority.kt
 
             String(1).R|<local>/foo|()
             R|kotlin/with|<R|kotlin/String|, R|kotlin/Unit|>(String(2), <L> = with@fun R|kotlin/String|.<anonymous>(): R|kotlin/Unit| <inline=Inline, kind=EXACTLY_ONCE>  {
-                this@R|special/anonymous|.R|<local>/foo|()
+                R|<local>/foo|.R|SubstitutionOverride<kotlin/Function1.invoke: R|kotlin/Unit|>|(this@R|special/anonymous|)
             }
             )
         }

compiler/fir/analysis-tests/testData/resolveWithStdlib/problems/invokePriority.kt

@@ -4,7 +4,7 @@ class A {
         fun String.foo(): Unit {} // (2)
         "1".foo() // resolves to (2)
         with("2") {
-            foo() // BUG: resolves to (1) in old FE, but to (2) in FIR
+            foo() // resolves to (1)
         }
     }
 }

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenTestGenerated.java

@@ -18557,6 +18557,12 @@ public class FirLightTreeBlackBoxCodegenTestGenerated extends AbstractFirLightTr
             runTest("compiler/testData/codegen/box/fir/linkViaSignatures.kt");
         }
 
+        @Test
+        @TestMetadata("localInvokeExtension.kt")
+        public void testLocalInvokeExtension() throws Exception {
+            runTest("compiler/testData/codegen/box/fir/localInvokeExtension.kt");
+        }
+
         @Test
         @TestMetadata("localOverrideWithDefaultInLocalOverridden.kt")
         public void testLocalOverrideWithDefaultInLocalOverridden() throws Exception {

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirPsiBlackBoxCodegenTestGenerated.java

@@ -18557,6 +18557,12 @@ public class FirPsiBlackBoxCodegenTestGenerated extends AbstractFirPsiBlackBoxCo
             runTest("compiler/testData/codegen/box/fir/linkViaSignatures.kt");
         }
 
+        @Test
+        @TestMetadata("localInvokeExtension.kt")
+        public void testLocalInvokeExtension() throws Exception {
+            runTest("compiler/testData/codegen/box/fir/localInvokeExtension.kt");
+        }
+
         @Test
         @TestMetadata("localOverrideWithDefaultInLocalOverridden.kt")
         public void testLocalOverrideWithDefaultInLocalOverridden() throws Exception {

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/calls/tower/FirInvokeResolveTowerExtension.kt

@@ -431,6 +431,7 @@ private class InvokeFunctionResolveTask(
             val towerGroup =
                 TowerGroup
                     .Implicit(depth)
+                    // see invokeExtensionVsOther2.kt test
                     .InvokeExtensionWithImplicitReceiver
                     .withGivenInvokeReceiverGroup(InvokeResolvePriority.INVOKE_EXTENSION)
 

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/calls/tower/TowerGroup.kt

@@ -37,13 +37,17 @@ sealed class TowerGroupKind(val index: Byte) : Comparable<TowerGroupKind> {
 
     data object Member : TowerGroupKind(4)
 
-    class Local(depth: Int) : WithDepth(5, depth)
+    // If a variable of extension function type belong to some scope X, and there's an implicit receiver Y, then its invoke candidate
+    // should be less prioritized than the member scope of Y (see diagnostics/tests/resolve/priority/invokeExtensionVsOther2.kt),
+    // but more prioritized than extensions in X with bound receiver of Y (see analysis-tests/testData/resolveWithStdlib/problems/invokePriority.kt).
+    // That's why it's been places between Member and Local/ImplicitOrNonLocal.
+    data object InvokeExtensionWithImplicitReceiver : TowerGroupKind(5)
 
-    class ImplicitOrNonLocal(depth: Int, val kindForDebugSake: String) : WithDepth(6, depth)
+    class Local(depth: Int) : WithDepth(6, depth)
 
-    class ContextReceiverGroup(depth: Int) : WithDepth(7, depth)
+    class ImplicitOrNonLocal(depth: Int, val kindForDebugSake: String) : WithDepth(7, depth)
 
-    data object InvokeExtensionWithImplicitReceiver : TowerGroupKind(8)
+    class ContextReceiverGroup(depth: Int) : WithDepth(8, depth)
 
     data object QualifierValue : TowerGroupKind(9)
 
@@ -198,6 +202,8 @@ private constructor(
 
     val Member get() = kindOf(TowerGroupKind.Member)
 
+    val InvokeExtensionWithImplicitReceiver get() = kindOf(TowerGroupKind.InvokeExtensionWithImplicitReceiver)
+
     fun Local(depth: Int) = kindOf(TowerGroupKind.Local(depth))
 
     fun Implicit(depth: Int) = kindOf(TowerGroupKind.Implicit(depth))
@@ -205,8 +211,6 @@ private constructor(
 
     fun ContextReceiverGroup(depth: Int) = kindOf(TowerGroupKind.ContextReceiverGroup(depth))
 
-    val InvokeExtensionWithImplicitReceiver get() = kindOf(TowerGroupKind.InvokeExtensionWithImplicitReceiver)
-
     fun TopPrioritized(depth: Int) = kindOf(TowerGroupKind.TopPrioritized(depth))
 
     fun InvokeReceiver(