[FIR] Properly set isReceiver for implicit invoke on function types

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/calls/ResolutionStages.kt

@@ -471,12 +471,17 @@ internal object CheckArguments : CheckerStage() {
         candidate.symbol.lazyResolveToPhase(FirResolvePhase.STATUS)
         val argumentMapping =
             candidate.argumentMapping ?: error("Argument should be already mapped while checking arguments!")
-        for (argument in callInfo.arguments) {
+
+        val isInvokeFromExtensionFunctionType = candidate.explicitReceiverKind == DISPATCH_RECEIVER
+                && candidate.dispatchReceiver?.resolvedType?.isExtensionFunctionType == true
+                && (candidate.symbol as? FirNamedFunctionSymbol)?.name == OperatorNameConventions.INVOKE
+
+        for ((index, argument) in callInfo.arguments.withIndex()) {
             candidate.resolveArgument(
                 callInfo,
                 argument,
                 argumentMapping[argument],
-                isReceiver = false,
+                isReceiver = index == 0 && isInvokeFromExtensionFunctionType,
                 sink = sink,
                 context = context
             )

compiler/testData/diagnostics/tests/ExtensionCallInvoke.fir.kt

@@ -2,6 +2,6 @@ fun bar(doIt: Int.() -> Int) {
     1.doIt()
     1<!UNNECESSARY_SAFE_CALL!>?.<!>doIt()
     val i: Int? = 1
-    <!ARGUMENT_TYPE_MISMATCH!>i<!>.doIt()
+    i.<!UNSAFE_IMPLICIT_INVOKE_CALL!>doIt<!>()
     i?.doIt()
 }

compiler/testData/diagnostics/tests/FunctionCalleeExpressions.fir.kt

@@ -77,9 +77,9 @@ fun main1() {
 fun test() {
     {x : Int -> 1}<!NO_VALUE_FOR_PARAMETER!>()<!>;
     (fun Int.() = 1)<!NO_VALUE_FOR_PARAMETER!>()<!>
-    <!ARGUMENT_TYPE_MISMATCH!>"sd"<!>.(fun Int.() = 1)()
+    "sd".<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>(fun Int.() = 1)<!>()
     val i : Int? = null
-    <!ARGUMENT_TYPE_MISMATCH!>i<!>.(fun Int.() = 1)();
+    i.<!UNSAFE_IMPLICIT_INVOKE_CALL!>(fun Int.() = 1)<!>();
     <!INAPPLICABLE_CANDIDATE!>{}<!><Int>()
     1<!UNNECESSARY_SAFE_CALL!>?.<!>(<!UNRESOLVED_REFERENCE!>fun Int.() = 1<!>)()
     1.<!NO_RECEIVER_ALLOWED!>{}<!>()

compiler/testData/diagnostics/tests/extensions/throwOutCandidatesByReceiver.fir.kt

@@ -34,7 +34,7 @@ fun test4() {
 // should be an error on receiver, shouldn't be thrown away
 
 fun test5() {
-    <!ARGUMENT_TYPE_MISMATCH!>1<!>.(fun String.()=1)()
+    1.<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>(fun String.()=1)<!>()
 }
 
 fun <R: Any> R?.sure() : R = this!!

compiler/testData/diagnostics/tests/inference/reportingImprovements/wrongArgumentPassedToLocalExtensionFunction.fir.kt

@@ -12,7 +12,7 @@ fun test(f: Runnable.(Int) -> Unit, runnable: Runnable) {
 
 fun Int.test(f: String.(Int) -> Unit) {
     f("", 0)
-    <!ARGUMENT_TYPE_MISMATCH!>f<!>(<!ARGUMENT_TYPE_MISMATCH!>""<!>)
+    f(<!NO_VALUE_FOR_PARAMETER!>"")<!>
     with("") {
         f(0)
         f(<!ARGUMENT_TYPE_MISMATCH!>0.0<!>)

compiler/testData/diagnostics/tests/regressions/kt5362.fir.kt

@@ -1,30 +0,0 @@
-// KT-5362 Compiler crashes on access to extension method from nested class
-class Outer {
-    class Nested{
-        fun foo(s: String) = s.<!UNRESOLVED_REFERENCE!>extension<!>()
-    }
-
-    private fun String.extension(): String = this
-}
-
-// EA-64302 - UOE: CodegenContext.getOuterExpression
-fun Activity.toast() = Unit
-class Activity(){
-    class Fragment{
-        fun call() = <!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>toast<!>()
-    }
-}
-
-// KT-8814 No error in IDE for invalid invoke of OuterClass.()->Unit in static nested class
-public class Manager {
-    fun task(callback: Manager.() -> Unit): Task {
-        val task = Task(callback)
-        return task
-    }
-
-    class Task(val callback: Manager.() -> Unit) : Runnable {
-        override public fun run() {
-            <!ARGUMENT_TYPE_MISMATCH!>callback<!>() // Manager is not accessible here, but no error is shown
-        }
-    }
-}

compiler/testData/diagnostics/tests/regressions/kt5362.kt

@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // KT-5362 Compiler crashes on access to extension method from nested class
 class Outer {
     class Nested{

compiler/testData/diagnostics/tests/resolve/invoke/errors/wrongReceiverForInvokeOnExpression.fir.kt

@@ -1,16 +1,16 @@
 
 fun test1() {
-    <!ARGUMENT_TYPE_MISMATCH!>1<!>. (fun String.(i: Int) = i )(1)
+    1. <!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>(fun String.(i: Int) = i )<!>(1)
-    <!ARGUMENT_TYPE_MISMATCH!>1<!>.(label@ fun String.(i: Int) = i )(1)
+    1.<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>(label@ fun String.(i: Int) = i )<!>(1)
 }
 
 fun test2(f: String.(Int) -> Unit) {
-    <!ARGUMENT_TYPE_MISMATCH!>11<!>.(f)(1)
+    11.(<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>f<!>)(1)
-    <!ARGUMENT_TYPE_MISMATCH!>11<!>.(f)<!NO_VALUE_FOR_PARAMETER!>()<!>
+    11.(f)<!NO_VALUE_FOR_PARAMETER!>()<!>
 }
 
 fun test3() {
     fun foo(): String.(Int) -> Unit = {}
 
-    <!ARGUMENT_TYPE_MISMATCH!>1<!>.(foo())(1)
+    1.<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>(foo())<!>(1)
 }

compiler/testData/diagnostics/tests/resolve/invoke/functionExpectedWhenSeveralInvokesExist.fir.kt

@@ -9,5 +9,5 @@ fun test(identifier: SomeClass, fn: String.() -> Unit) {
     <!NONE_APPLICABLE!>identifier<!>()
     <!NONE_APPLICABLE!>identifier<!>(123)
     <!OPERATOR_MODIFIER_REQUIRED!>identifier<!>(<!ARGUMENT_TYPE_MISMATCH!>1<!>, <!TOO_MANY_ARGUMENTS!>2<!>)
-    <!ARGUMENT_TYPE_MISMATCH!>1<!>.fn()
+    1.<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>fn<!>()
 }

compiler/testData/diagnostics/tests/resolve/invoke/invokeOnVariableWithExtensionFunctionType.fir.kt

@@ -16,7 +16,7 @@ fun test(a: A, b: B) {
 
         b.(foo)()
 
-        <!ARGUMENT_TYPE_MISMATCH!>(b.<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>foo<!>)()<!>
+        (b.<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>foo<!>)<!NO_VALUE_FOR_PARAMETER!>()<!>
 
         foo(b)
         (foo)(b)

compiler/testData/diagnostics/tests/resolve/invoke/reportFunctionExpectedWhenOneInvokeExist.fir.kt

@@ -8,5 +8,5 @@ fun test(identifier: SomeClass, fn: String.() -> Unit) {
     <!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>identifier<!>()
     <!OPERATOR_MODIFIER_REQUIRED!>identifier<!>(<!TOO_MANY_ARGUMENTS!>123<!>)
     <!OPERATOR_MODIFIER_REQUIRED!>identifier<!>(<!TOO_MANY_ARGUMENTS!>1<!>, <!TOO_MANY_ARGUMENTS!>2<!>)
-    <!ARGUMENT_TYPE_MISMATCH!>1<!>.fn()
+    1.<!UNRESOLVED_REFERENCE_WRONG_RECEIVER!>fn<!>()
 }