lib/parslet/atoms.rb in parslet-1.2.3 vs lib/parslet/atoms.rb in parslet-1.3.0

@@ -13,9 +13,10 @@
     SEQUENCE   = (prec+=1)    # 'a' 'b'
     ALTERNATE  = (prec+=1)    # 'a' | 'b'
     OUTER      = (prec+=1)    # printing is done here.
   end
   
+  require 'parslet/atoms/can_flatten'
   require 'parslet/atoms/context'
   require 'parslet/atoms/dsl'
   require 'parslet/atoms/base'
   require 'parslet/atoms/named'
   require 'parslet/atoms/lookahead'