$\ ="\n"

class NilClass
   def to_s()
      "nil"
   end
end


def apply( input )
   regex = input.first

   input[ 1..-1 ].each { | e |
      print( "\n%s" % e )
      m = e.match( regex )

      unless m.nil?
         print( "pre'%s'" % m.pre_match )
         print( m.captures )
         print( "post'%s'" % m.post_match )
      else
         print( "no match" )
      end
   }
end


row = [
   /^(% ([^\[%]+?) (\[ [^\]]+ \])? %)?+ (\^?)/x,
   "%erc_19%^ERC-19",
   "%erl_[#8:30]%^ERL-[#]",
   "^",
   "%proj_name%^= ",
   "^[#1:20]"
]

section = [
   /^(%([^%]+)%)?+((_?+)([^#]+))(#|$)/x,
   "_Project",
   "%sn1_room%ROOM#room",
   "_Notes#notes#context",
   "%sn1_ov%OVERVIEW#overview#context",
   "%sn1_sr%SPATIAL REQUIREMENTS#spatial#context",
   "%sn1_fe%FURNITURE, FIXTURES & EQUIPMENT#equipment#context",
   "%sn1_bd%BUILDING SYSTEM REQUIREMENTS#system#context",
   "%sn1_room%#room",
   "%sn1_ov%",
   "_#room",
   "#room",
   "room"
]

apply( row )
#apply( section )