Introduce Variable: Forbid inside of type references and 'super' references

#KT-8324 Fixed

idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/introduceVariable/KotlinIntroduceVariableHandler.java

@@ -130,6 +130,13 @@ public class KotlinIntroduceVariableHandler extends KotlinIntroduceHandlerBase {
             }
         }
 
+        //noinspection unchecked
+        if (PsiTreeUtil.getNonStrictParentOfType(expression,
+                                                 JetTypeReference.class, JetConstructorCalleeExpression.class, JetSuperExpression.class) != null) {
+            showErrorHint(project, editor, JetRefactoringBundle.message("cannot.refactor.no.container"));
+            return;
+        }
+
         AnalysisResult analysisResult = ResolvePackage.analyzeAndGetResult(expression);
         final BindingContext bindingContext = analysisResult.getBindingContext();
         final JetType expressionType = bindingContext.getType(expression); //can be null or error type

idea/testData/refactoring/introduceVariable/ConstructorDelegationCall.kt

@@ -0,0 +1,5 @@
+open class A(n: Int)
+
+class B {
+    constructor(x: Int) : <selection>A</selection>(x + 1)
+}

idea/testData/refactoring/introduceVariable/ConstructorDelegationCall.kt.conflicts

@@ -0,0 +1 @@
+Cannot refactor in this place

idea/testData/refactoring/introduceVariable/DelegatorByExpressionInDelegate.kt

@@ -0,0 +1,7 @@
+interface T
+
+object O : T
+
+fun foo() {
+    val x = object : T by <selection>O</selection> {}
+}

idea/testData/refactoring/introduceVariable/DelegatorByExpressionInDelegate.kt.after

@@ -0,0 +1,8 @@
+interface T
+
+object O : T
+
+fun foo() {
+    val o = O
+    val x = object : T by o {}
+}

idea/testData/refactoring/introduceVariable/DelegatorByExpressionInType.kt

@@ -0,0 +1,7 @@
+interface T
+
+object O : T
+
+fun foo() {
+    val x = object : <selection>T</selection> by O {}
+}

idea/testData/refactoring/introduceVariable/DelegatorByExpressionInType.kt.conflicts

@@ -0,0 +1 @@
+Cannot refactor in this place

idea/testData/refactoring/introduceVariable/DelegatorToSuperCallInArgument.kt

@@ -0,0 +1,5 @@
+open class A(n: Int)
+
+fun foo() {
+    val x = object : A(<selection>1</selection>) {}
+}

idea/testData/refactoring/introduceVariable/DelegatorToSuperCallInArgument.kt.after

@@ -0,0 +1,6 @@
+open class A(n: Int)
+
+fun foo() {
+    val i = 1
+    val x = object : A(i) {}
+}

idea/testData/refactoring/introduceVariable/DelegatorToSuperCallInType.kt

@@ -0,0 +1,3 @@
+fun foo() {
+    val x = object : <selection>Any</selection>() {}
+}

idea/testData/refactoring/introduceVariable/DelegatorToSuperCallInType.kt.conflicts

@@ -0,0 +1 @@
+Cannot refactor in this place

idea/testData/refactoring/introduceVariable/DelegatorToSuperClass.kt

@@ -0,0 +1,5 @@
+interface T
+
+fun foo() {
+    val x = object : <selection>T</selection> {}
+}

idea/testData/refactoring/introduceVariable/DelegatorToSuperClass.kt.conflicts

@@ -0,0 +1 @@
+Cannot refactor in this place

idea/testData/refactoring/introduceVariable/SuperReference.kt

@@ -0,0 +1,11 @@
+open class A {
+    open fun foo() {
+
+    }
+}
+
+class B : A() {
+    override fun foo() {
+        <selection>super</selection>.foo()
+    }
+}

idea/testData/refactoring/introduceVariable/SuperReference.kt.conflicts

@@ -0,0 +1 @@
+Cannot refactor in this place

idea/testData/refactoring/introduceVariable/ThisReference.kt

@@ -0,0 +1,9 @@
+class A {
+    fun bar() {
+
+    }
+
+    fun foo() {
+        <selection>this</selection>.foo()
+    }
+}

idea/testData/refactoring/introduceVariable/ThisReference.kt.after

@@ -0,0 +1,10 @@
+class A {
+    fun bar() {
+
+    }
+
+    fun foo() {
+        val a = this
+        a.foo()
+    }
+}

idea/tests/org/jetbrains/kotlin/idea/refactoring/introduce/JetExtractionTestGenerated.java

@@ -61,6 +61,42 @@ public class JetExtractionTestGenerated extends AbstractJetExtractionTest {
             doIntroduceVariableTest(fileName);
         }
 
+        @TestMetadata("ConstructorDelegationCall.kt")
+        public void testConstructorDelegationCall() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/ConstructorDelegationCall.kt");
+            doIntroduceVariableTest(fileName);
+        }
+
+        @TestMetadata("DelegatorByExpressionInDelegate.kt")
+        public void testDelegatorByExpressionInDelegate() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/DelegatorByExpressionInDelegate.kt");
+            doIntroduceVariableTest(fileName);
+        }
+
+        @TestMetadata("DelegatorByExpressionInType.kt")
+        public void testDelegatorByExpressionInType() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/DelegatorByExpressionInType.kt");
+            doIntroduceVariableTest(fileName);
+        }
+
+        @TestMetadata("DelegatorToSuperCallInArgument.kt")
+        public void testDelegatorToSuperCallInArgument() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/DelegatorToSuperCallInArgument.kt");
+            doIntroduceVariableTest(fileName);
+        }
+
+        @TestMetadata("DelegatorToSuperCallInType.kt")
+        public void testDelegatorToSuperCallInType() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/DelegatorToSuperCallInType.kt");
+            doIntroduceVariableTest(fileName);
+        }
+
+        @TestMetadata("DelegatorToSuperClass.kt")
+        public void testDelegatorToSuperClass() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/DelegatorToSuperClass.kt");
+            doIntroduceVariableTest(fileName);
+        }
+
         @TestMetadata("DoWhileAddBlock.kt")
         public void testDoWhileAddBlock() throws Exception {
             String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/DoWhileAddBlock.kt");
@@ -295,6 +331,18 @@ public class JetExtractionTestGenerated extends AbstractJetExtractionTest {
             doIntroduceVariableTest(fileName);
         }
 
+        @TestMetadata("SuperReference.kt")
+        public void testSuperReference() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/SuperReference.kt");
+            doIntroduceVariableTest(fileName);
+        }
+
+        @TestMetadata("ThisReference.kt")
+        public void testThisReference() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/ThisReference.kt");
+            doIntroduceVariableTest(fileName);
+        }
+
         @TestMetadata("TwoExplicitReceivers.kt")
         public void testTwoExplicitReceivers() throws Exception {
             String fileName = JetTestUtils.navigationMetadata("idea/testData/refactoring/introduceVariable/TwoExplicitReceivers.kt");