module Erubis::ArrayBufferEnhancer

def self.desc   # :nodoc:
  "use an Array object for buffering (included in Eruby class)"
end

def add_postamble(src)
  src << "\n" unless src[-1] == ?\n
  src << "_buf.join\n"
end

def add_preamble(src)
  src << "_buf = [];"
end