switch expression type: initial

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/advHighlighting12/SimpleInferenceCases.java

@@ -0,0 +1,11 @@
+class MyTest {
+  <T> T foo(T t) {
+    return t;
+  }
+
+  void m(int i) {
+    String s = foo(switch (i) {default -> "str";});
+    String s1 = <error descr="Incompatible types. Required String but 'foo' was inferred to T:
+no instance(s) of type variable(s)  exist so that Object conforms to String">foo(switch (i) {case 1 -> new Object(); default -> "str";});</error>
+  }
+}