yaml_new

# File lib/yaml/rubytypes.rb, line 255
    def Regexp.yaml_new( klass, tag, val )
        if String === val and val =~ /^\/(.*)\/([mix]*)$/
            val = { 'regexp' => $1, 'mods' => $2 }
        end
        if Hash === val
            mods = nil
            unless val['mods'].to_s.empty?
                mods = 0x00
                mods |= Regexp::EXTENDED if val['mods'].include?( 'x' )
                mods |= Regexp::IGNORECASE if val['mods'].include?( 'i' )
                mods |= Regexp::MULTILINE if val['mods'].include?( 'm' )
            end
            val.delete( 'mods' )
            r = YAML::object_maker( klass, {} )
            Regexp.instance_method(:initialize).
                  bind(r).
                  call( val.delete( 'regexp' ), mods )
            val.each { |k,v| r.instance_variable_set( k, v ) }
            r
        else
            raise YAML::TypeError, "Invalid Regular expression: " + val.inspect
        end
    end