match

# File lib/rexml/source.rb, line 211
    def match( pattern, cons=false )
      rv = pattern.match(@buffer)
      @buffer = $' if cons and rv
      while !rv and @source
        begin
          str = @source.readline(@line_break)
          str = decode(str) if @to_utf and str
          @buffer << str
          rv = pattern.match(@buffer)
          @buffer = $' if cons and rv
        rescue
          @source = nil
        end
      end
      rv.taint
      rv
    end