fix(cli/repl): format evaluation results with the object specifier (#7561)

cli/rt/40_repl.js

@@ -63,7 +63,7 @@
         ? undefined
         : result;
       if (!isCloseCalled()) {
-        replLog(lastEvalResult);
+        replLog("%o", lastEvalResult);
       }
     } else if (errInfo.isCompileError && isRecoverableError(errInfo.thrown)) {
       // Recoverable compiler error

cli/tests/integration_tests.rs

@@ -1053,7 +1053,7 @@ fn repl_test_console_log() {
     Some(vec![("NO_COLOR".to_owned(), "1".to_owned())]),
     false,
   );
-  assert!(out.ends_with("hello\nundefined\nworld\n"));
+  assert!(out.ends_with("hello\nundefined\n\"world\"\n"));
   assert!(err.is_empty());
 }