openide/java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/addToThrows/beforeLambdaInternalInsideCallable.java

// "Add exception to method signature" "true-preview"
class C {
  interface I {
    void a();
  }

  {
    Callable<I> i = () -> {
      return new I() {
        public void a() {
          Thread.sl<caret>eep(2000);
        }
      };
    };
  }
}