lib/liquid/parser.rb in liquid-5.5.1 vs lib/liquid/parser.rb in liquid-5.6.0.rc1

@@ -51,10 +51,10 @@
       case token[0]
       when :id
         str = consume
         str << variable_lookups
       when :open_square
-        str = consume
+        str = consume.dup
         str << expression
         str << consume(:close_square)
         str << variable_lookups
       when :string, :number
         consume