[AA] return expect declaration for "implicit" actual

If actual declaration is broken (missing explicit `actual` keyword),
expect declaration still makes sense.
This way, we allow refactorings on broken code

^KT-65191 fixed

analysis/analysis-api-fe10/tests-gen/org/jetbrains/kotlin/analysis/api/fe10/test/cases/generated/cases/components/multiplatformInfoProvider/Fe10IdeNormalAnalysisSourceModuleExpectForActualTestGenerated.java

@@ -47,6 +47,12 @@ public class Fe10IdeNormalAnalysisSourceModuleExpectForActualTestGenerated exten
     runTest("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_object.kt");
   }
 
+  @Test
+  @TestMetadata("actual_primaryConstructor.kt")
+  public void testActual_primaryConstructor() {
+    runTest("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_primaryConstructor.kt");
+  }
+
   @Test
   public void testAllFilesPresentInExpectForActual() {
     KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual"), Pattern.compile("^(.+)\\.kt$"), null, true);

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/components/KtFirMultiplatformInfoProvider.kt

@@ -23,13 +23,9 @@ internal class KtFirMultiplatformInfoProvider(
     override fun getExpectForActual(actual: KtDeclarationSymbol): List<KtDeclarationSymbol> {
         require(actual is KtFirSymbol<*>)
         val firSymbol = actual.firSymbol
-        val status = when (firSymbol) {
+        if (firSymbol !is FirCallableSymbol && firSymbol !is FirClassSymbol && firSymbol !is FirTypeAliasSymbol) {
-            is FirCallableSymbol -> firSymbol.rawStatus
+            return emptyList()
-            is FirClassSymbol -> firSymbol.rawStatus
-            is FirTypeAliasSymbol -> firSymbol.rawStatus
-            else -> null
         }
-        if (status?.isActual != true) return emptyList()
 
         return firSymbol.expectForActual?.get(ExpectActualMatchingCompatibility.MatchedSuccessfully)
             ?.map { analysisSession.firSymbolBuilder.buildSymbol(it) as KtDeclarationSymbol }.orEmpty()

analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/multiplatformInfoProvider/FirIdeDependentAnalysisSourceModuleExpectForActualTestGenerated.java

@@ -47,6 +47,12 @@ public class FirIdeDependentAnalysisSourceModuleExpectForActualTestGenerated ext
     runTest("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_object.kt");
   }
 
+  @Test
+  @TestMetadata("actual_primaryConstructor.kt")
+  public void testActual_primaryConstructor() {
+    runTest("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_primaryConstructor.kt");
+  }
+
   @Test
   public void testAllFilesPresentInExpectForActual() {
     KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual"), Pattern.compile("^(.+)\\.kt$"), null, true);

analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/components/multiplatformInfoProvider/FirIdeNormalAnalysisSourceModuleExpectForActualTestGenerated.java

@@ -47,6 +47,12 @@ public class FirIdeNormalAnalysisSourceModuleExpectForActualTestGenerated extend
     runTest("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_object.kt");
   }
 
+  @Test
+  @TestMetadata("actual_primaryConstructor.kt")
+  public void testActual_primaryConstructor() {
+    runTest("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_primaryConstructor.kt");
+  }
+
   @Test
   public void testAllFilesPresentInExpectForActual() {
     KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual"), Pattern.compile("^(.+)\\.kt$"), null, true);

analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/components/multiplatformInfoProvider/FirStandaloneNormalAnalysisSourceModuleExpectForActualTestGenerated.java

@@ -47,6 +47,12 @@ public class FirStandaloneNormalAnalysisSourceModuleExpectForActualTestGenerated
     runTest("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_object.kt");
   }
 
+  @Test
+  @TestMetadata("actual_primaryConstructor.kt")
+  public void testActual_primaryConstructor() {
+    runTest("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_primaryConstructor.kt");
+  }
+
   @Test
   public void testAllFilesPresentInExpectForActual() {
     KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual"), Pattern.compile("^(.+)\\.kt$"), null, true);

analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_primaryConstructor.descriptors.txt

@@ -0,0 +1 @@
+expected symbols:

analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_primaryConstructor.kt

@@ -0,0 +1,14 @@
+// !LANGUAGE: +MultiPlatformProjects
+// MODULE: commonMain
+// FILE: Common.kt
+
+package sample
+expect class Foo(n: Int)
+
+// MODULE: androidMain()()(commonMain)
+// FILE: JvmAndroid.kt
+
+package sample
+actual class Foo<caret>(n: Int) {
+    val k = n
+}

analysis/analysis-api/testData/components/multiplatformInfoProvider/expectForActual/actual_primaryConstructor.txt

@@ -0,0 +1,2 @@
+expected symbols:
+Common.kt : constructor(n: kotlin.Int)