Don't suggest Add val/var to parameter at expect class constructor

#KT-29731 Fixed

idea/src/org/jetbrains/kotlin/idea/intentions/AddValVarToConstructorParameterAction.kt

@@ -27,10 +27,10 @@ import org.jetbrains.kotlin.diagnostics.Errors
 import org.jetbrains.kotlin.idea.quickfix.KotlinQuickFixAction
 import org.jetbrains.kotlin.idea.quickfix.KotlinSingleIntentionActionFactory
 import org.jetbrains.kotlin.idea.refactoring.ValVarExpression
+import org.jetbrains.kotlin.idea.util.isExpectDeclaration
 import org.jetbrains.kotlin.psi.*
 import org.jetbrains.kotlin.psi.psiUtil.createSmartPointer
 import org.jetbrains.kotlin.psi.psiUtil.getStrictParentOfType
-import org.jetbrains.kotlin.psi.psiUtil.hasExpectModifier
 import org.jetbrains.kotlin.psi.psiUtil.startOffset
 
 interface AddValVarToConstructorParameterAction {
@@ -41,7 +41,8 @@ interface AddValVarToConstructorParameterAction {
     fun getActionText(element: KtParameter) = "Add val/var to parameter '${element.name ?: ""}'"
 
     fun canInvoke(element: KtParameter): Boolean {
-        return element.valOrVarKeyword == null && (element.parent as? KtParameterList)?.parent is KtPrimaryConstructor
+        return element.valOrVarKeyword == null && ((element.parent as? KtParameterList)?.parent as? KtPrimaryConstructor)
+            ?.takeUnless(KtDeclaration::isExpectDeclaration) != null
     }
 
     fun invoke(element: KtParameter, editor: Editor?) {

idea/testData/intentions/addValOrVar/actualClass.kt

@@ -0,0 +1,2 @@
+// ERROR: The feature "multi platform projects" is experimental and should be enabled explicitly
+actual class A(<caret>a: Int)

idea/testData/intentions/addValOrVar/actualClass.kt.after

@@ -0,0 +1,2 @@
+// ERROR: The feature "multi platform projects" is experimental and should be enabled explicitly
+actual class A(val<caret> a: Int)

idea/testData/intentions/addValOrVar/expectClass.kt

@@ -0,0 +1,3 @@
+// IS_APPLICABLE: false
+// ERROR: The feature "multi platform projects" is experimental and should be enabled explicitly
+expect class A(<caret>a: Int)

idea/testData/intentions/addValOrVar/expectClass2.kt

@@ -0,0 +1,5 @@
+// IS_APPLICABLE: false
+// ERROR: The feature "multi platform projects" is experimental and should be enabled explicitly
+expect class A(a: Int) {
+    class B(<caret>b: String)
+}

idea/tests/org/jetbrains/kotlin/idea/intentions/IntentionTestGenerated.java

@@ -1912,6 +1912,11 @@ public class IntentionTestGenerated extends AbstractIntentionTest {
             KotlinTestUtils.runTest(this::doTest, TargetBackend.ANY, testDataFilePath);
         }
 
+        @TestMetadata("actualClass.kt")
+        public void testActualClass() throws Exception {
+            runTest("idea/testData/intentions/addValOrVar/actualClass.kt");
+        }
+
         @TestMetadata("addVal.kt")
         public void testAddVal() throws Exception {
             runTest("idea/testData/intentions/addValOrVar/addVal.kt");
@@ -1926,6 +1931,16 @@ public class IntentionTestGenerated extends AbstractIntentionTest {
             runTest("idea/testData/intentions/addValOrVar/dataClass.kt");
         }
 
+        @TestMetadata("expectClass.kt")
+        public void testExpectClass() throws Exception {
+            runTest("idea/testData/intentions/addValOrVar/expectClass.kt");
+        }
+
+        @TestMetadata("expectClass2.kt")
+        public void testExpectClass2() throws Exception {
+            runTest("idea/testData/intentions/addValOrVar/expectClass2.kt");
+        }
+
         @TestMetadata("funParameter.kt")
         public void testFunParameter() throws Exception {
             runTest("idea/testData/intentions/addValOrVar/funParameter.kt");