temporary: check what is output by ocamlformat

src/formatters/ocamlformat.rs

@@ -32,7 +32,13 @@ let add a b  =  a +  b
         let snippet = setup_snippet(input, Language::OCaml.to_file_ext())
             .expect("it to create a snippet file");
 
-        let output = format_using_ocamlformat(snippet.path())
+        let output = format_using_ocamlformat(snippet.path());
+
+        let actual_code = std::fs::read_to_string(snippet.path());
+
+        println!("'{actual_code:#?}'");
+
+        let output = output
             .expect("it to be successful")
             .1
             .expect("it to be some");