Fix #48

hugopl · Jul 18, 2023 · 2aaf8bd · 2aaf8bd
1 parent 22358e7
commit 2aaf8bd
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/generator/helpers.cr b/src/generator/helpers.cr
@@ -223,6 +223,7 @@ module Generator::Helpers
       io << to_crystal_type(arg_type_info, include_namespace: true) << nullmark << ','
     end
     io << to_crystal_type(info.return_type, include_namespace: true)
+    io << '?' if info.may_return_null?
   end
 
   def to_crystal_type(tag : TypeTag) : String