switch expressions: don't add additional parenthesis on replacements inside switch expression

found by property testing

java/java-psi-impl/src/com/intellij/psi/impl/source/tree/java/ReplaceExpressionUtil.java

@@ -72,7 +72,8 @@ public class ReplaceExpressionUtil {
              i == JavaElementType.THIS_EXPRESSION ||
              i == JavaElementType.SUPER_EXPRESSION ||
              i == JavaElementType.CLASS_OBJECT_ACCESS_EXPRESSION ||
-             i == JavaElementType.LAMBDA_EXPRESSION) {
+             i == JavaElementType.LAMBDA_EXPRESSION ||
+             i == JavaElementType.SWITCH_EXPRESSION) {
       return false;
     }
 

plugins/IntentionPowerPak/test/com/siyeh/ipp/opassign/postfix_prefix/PrefixExpressionInSwitchExprJava12.java

@@ -0,0 +1,7 @@
+class PrefixExpression {
+  void m(int i) {
+    int j = switch(<caret>++i) {
+      default -> 7;
+    };
+  }
+}

plugins/IntentionPowerPak/test/com/siyeh/ipp/opassign/postfix_prefix/PrefixExpressionInSwitchExprJava12_after.java

@@ -0,0 +1,7 @@
+class PrefixExpression {
+  void m(int i) {
+    int j = switch(<caret>i++) {
+      default -> 7;
+    };
+  }
+}

plugins/IntentionPowerPak/testSrc/com/siyeh/ipp/opassign/PostfixPrefixIntentionTest.java

@@ -24,6 +24,7 @@ import com.siyeh.ipp.IPPTestCase;
 public class PostfixPrefixIntentionTest extends IPPTestCase {
   public void testSimple() { doTest(); }
   public void testPrefixExpression() { doTest(CommonQuickFixBundle.message("fix.replace.with.x", "i++")); }
+  public void testPrefixExpressionInSwitchExprJava12() { doTest(CommonQuickFixBundle.message("fix.replace.with.x", "i++")); }
   public void testIncomplete() { assertIntentionNotAvailable(); }
   public void testUnaryExpression() { assertIntentionNotAvailable(); }