introduce variable from one line lambda transforms body to code block (IDEA-91122)

java/java-tests/testData/refactoring/introduceVariable/OneLineLambdaValueCompatible.after.java

@@ -0,0 +1,8 @@
+class Foo {  
+    void test() {
+        Comparable<String> java = o -> {
+            int c = o.length();
+            return c;
+        };
+    }
+}

java/java-tests/testData/refactoring/introduceVariable/OneLineLambdaValueCompatible.java

@@ -0,0 +1,5 @@
+class Foo {  
+    void test() {
+        Comparable<String> java = o -> <selection>o.length()</selection>;
+    }
+}

java/java-tests/testData/refactoring/introduceVariable/OneLineLambdaVoidCompatible.after.java

@@ -0,0 +1,8 @@
+class Foo {  
+    void test() {
+        Runnable java = () -> {
+            String c = "";
+            System.out.println(c);
+        };
+    }
+}

java/java-tests/testData/refactoring/introduceVariable/OneLineLambdaVoidCompatible.java

@@ -0,0 +1,5 @@
+class Foo {  
+    void test() {
+        Runnable java = () -> System.out.println(<selection>""</selection>);
+    }
+}