inference when incomplete

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/incomplete/InsideParenthesis.java

@@ -0,0 +1,14 @@
+import java.util.Optional;
+import java.util.function.Function;
+
+class Calls {
+  <A> Optional<A> a(A a) {return null;}
+  <B> B b(Optional<B> a) {return null;}
+  <C> Optional<C> c(C a) {return null;}
+
+  void foo(Function<String, Optional> computable) {}
+
+  {
+    ((x) -> a(b(c<error descr="'c(java.lang.Object)' in 'Calls' cannot be applied to '(<lambda parameter>)'">(x)</error>)));
+  }
+}