From: Tanaka Akira <akr@...17n.org>
Date: 2002-07-24T11:30:14+09:00
Subject: [ruby-dev:17781] Re: self in block

In article <20020723.170929.74757467.GEC01122@nifty.ne.jp>,
  masaki <GEC01122@nifty.ne.jp> writes:

> $B?7$7$$5!G=$,DI2C$5$l$?;~$N0lHV$NLdBjE@$O!"$=$N5!G=$rI,MW$H$7$F$$$J$$(B
> $B?M$,!"?75!G=$NI{:nMQ$N$H$P$C$A$j$r<u$1$J$$$+$I$&$+!)$H$$$&$3$H$J$N$G!"(B
> initialize $B$K8BDj$7$?>l9g$NNc$rCN$j$?$+$C$?$s$G$9$,!#(B

$B$?$H$($P!"(Bresolv.rb $B$N0lIt$K$3$N$h$&$J%3!<%I$,$"$j$^$9!#(B

      def encode
        return MessageEncoder.new {|msg|
          msg.put_pack('nnnnnn',
            @id,
            (@qr & 1) << 15 |
            (@opcode & 15) << 11 |
            (@aa & 1) << 10 |
            (@tc & 1) << 9 |
            (@rd & 1) << 8 |
            (@ra & 1) << 7 |
            (@rcode & 15),
            @question.length,
            @answer.length,
            @authority.length,
            @additional.length)
          @question.each {|q|
            name, typeclass = q
            msg.put_name(name)
            msg.put_pack('nn', typeclass::TypeValue, typeclass::ClassValue)
          }
          [@answer, @authority, @additional].each {|rr|
            rr.each {|r|
              name, ttl, data = r
              msg.put_name(name)
              msg.put_pack('nnN', data.class::TypeValue, data.class::ClassValue, ttl)
              msg.put_length16 {data.encode_rdata(msg)}
            }
          }
        }.to_s
      end

MessageEncoder.new $B$K%V%m%C%/$rEO$7$F$$$^$9$,!"$=$N%V%m%C%/$NCf$G$O<j(B
$B85$N(B(Message $B%/%i%9$N%$%s%9%?%s%9$N(B)$B%$%s%9%?%s%9JQ?t$K%"%/%;%9$7$F$$$^(B
$B$9!#(B

$B%V%m%C%/$N0z?t$O(B {|msg| ...} $B$H$J$C$F$$$^$9$,!"$3$l$@$H(B initialize $BFb(B
$B$N(B yield $B$,(B($B$^$A$,$($F!"$J$$$7$O;EMMJQ99$K$h$j(B)$BJ#?t$NCM$rEO$9$h$&$K$J$C(B
$B$?;~$K5sF0$,JQ$K$J$k$N$G!"(B{<msg> ...} $B$K$7$F0z?t$N?t$,0[$J$C$?$i%(%i!<(B
$B$K$J$C$F$/$l$k$[$&$,K>$^$7$$$H;W$C$F$$$^$9$7!"(B{<msg> ...} $B$,$3$&$$$&>l(B
$B9g$K$b;H$($k$b$N$K$J$k$3$H$r4|BT$7$F$$$^$9!#:#$OB8:_$7$J$$$+$i$I$&$7$h(B
$B$&$b$J$/(B {|msg| ...} $B$r;H$C$F$$$^$9$,!#(B

$B=>$C$F!"@5LZ$5$s$N(B self $B$N$9$jBX$((B($B$*$h$S$=$l$KH<$&%$%s%9%?%s%9JQ?t$N(B
$B;2>H$N6X;_(B)$B$O;d$K$O32$,$"$j$^$9!#$D$^$j!";d$O@5LZ$5$s$NDs0F$9$k!V?75!(B
$BG=$NI{:nMQ$N$H$P$C$A$j$r<u$1!W$k$H$$$C$F:9$7;Y$($J$$$H;W$$$^$9!#(B
-- 
[$BEDCf(B $BE/(B][$B$?$J$+(B $B$"$-$i(B][Tanaka Akira]
$B!V$U$($m(B! $B$o$+$a$A$c$s:n@o$G$9$(C"=$B!W(B(Little Worker, $B7KM7@84](B)