[FIR] Support for EXPOSED_FUNCTION_RETURN_TYPE

compiler/fir/analysis-tests/testData/resolve/visibility/exposedFunctionReturnType.kt

@@ -0,0 +1,9 @@
+class A {
+    private class InnerA {
+
+    }
+}
+
+abstract class B {
+    <!FIR_EXPOSED_FUNCTION_RETURN_TYPE!>fun foo(str: String): A.InnerA<!>
+}

compiler/fir/analysis-tests/testData/resolve/visibility/exposedFunctionReturnType.txt

@@ -0,0 +1,23 @@
+FILE: exposedFunctionReturnType.kt
+    public final class A : R|kotlin/Any| {
+        public constructor(): R|A| {
+            super<R|kotlin/Any|>()
+        }
+
+        private final class InnerA : R|kotlin/Any| {
+            public[private] constructor(): R|A.InnerA| {
+                super<R|kotlin/Any|>()
+            }
+
+        }
+
+    }
+    public abstract class B : R|kotlin/Any| {
+        public constructor(): R|B| {
+            super<R|kotlin/Any|>()
+        }
+
+        public final fun foo(str: R|kotlin/String|): R|A.InnerA|
+
+    }
+

compiler/fir/analysis-tests/tests/org/jetbrains/kotlin/fir/FirDiagnosticsTestGenerated.java

@@ -2138,6 +2138,11 @@ public class FirDiagnosticsTestGenerated extends AbstractFirDiagnosticsTest {
             KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/fir/analysis-tests/testData/resolve/visibility"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
         }
 
+        @TestMetadata("exposedFunctionReturnType.kt")
+        public void testExposedFunctionReturnType() throws Exception {
+            runTest("compiler/fir/analysis-tests/testData/resolve/visibility/exposedFunctionReturnType.kt");
+        }
+
         @TestMetadata("exposedPropertyType.kt")
         public void testExposedPropertyType() throws Exception {
             runTest("compiler/fir/analysis-tests/testData/resolve/visibility/exposedPropertyType.kt");

compiler/fir/analysis-tests/tests/org/jetbrains/kotlin/fir/FirDiagnosticsWithLightTreeTestGenerated.java

@@ -2138,6 +2138,11 @@ public class FirDiagnosticsWithLightTreeTestGenerated extends AbstractFirDiagnos
             KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/fir/analysis-tests/testData/resolve/visibility"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
         }
 
+        @TestMetadata("exposedFunctionReturnType.kt")
+        public void testExposedFunctionReturnType() throws Exception {
+            runTest("compiler/fir/analysis-tests/testData/resolve/visibility/exposedFunctionReturnType.kt");
+        }
+
         @TestMetadata("exposedPropertyType.kt")
         public void testExposedPropertyType() throws Exception {
             runTest("compiler/fir/analysis-tests/testData/resolve/visibility/exposedPropertyType.kt");