1 files changed, 4 insertions, 0 deletions
diff --git a/boot/evaluator.cc b/boot/evaluator.cc
index f782dd6..1acadd3 100644
--- a/boot/evaluator.cc
+++ b/boot/evaluator.cc
@@ -185,6 +185,10 @@ namespace elna::boot
                 return std::nullopt;
             }, operand.value());
         }
+        if (subject.operation() == unary_operator::plus)
+        {
+            return operand;
+        }
         return std::nullopt;
     }