[ViewVC] Diff of: cvs/AnyEvent-MP/MP.pm

Comparing AnyEvent-MP/MP.pm (file contents):
Revision 1.46 by root, Thu Aug 13 01:46:10 2009 UTC vs.
Revision 1.54 by root, Fri Aug 14 16:15:37 2009 UTC

…		…
9	$NODE # contains this node's noderef	9	$NODE # contains this node's noderef
10	NODE # returns this node's noderef	10	NODE # returns this node's noderef
11	NODE $port # returns the noderef of the port	11	NODE $port # returns the noderef of the port
12		12
13	$SELF # receiving/own port id in rcv callbacks	13	$SELF # receiving/own port id in rcv callbacks
		14
		15	# initialise the node so it can send/receive messages
		16	initialise_node; # -OR-
		17	initialise_node "localhost:4040"; # -OR-
		18	initialise_node "slave/", "localhost:4040"
14		19
15	# ports are message endpoints	20	# ports are message endpoints
16		21
17	# sending messages	22	# sending messages
18	snd $port, type => data...;	23	snd $port, type => data...;
19	snd $port, @msg;	24	snd $port, @msg;
20	snd @msg_with_first_element_being_a_port;	25	snd @msg_with_first_element_being_a_port;
21		26
22	# miniports	27	# creating/using ports, the simple way
23	my $miniport = port { my @msg = @_; 0 };	28	my $simple_port = port { my @msg = @_; 0 };
24		29
25	# full ports	30	# creating/using ports, tagged message matching
26	my $port = port;	31	my $port = port;
27	rcv $port, smartmatch => $cb->(@msg);
28	rcv $port, ping => sub { snd $_[0], "pong"; 0 };	32	rcv $port, ping => sub { snd $_[0], "pong"; 0 };
29	rcv $port, pong => sub { warn "pong received\n"; 0 };	33	rcv $port, pong => sub { warn "pong received\n"; 0 };
30		34
31	# remote ports	35	# create a port on another node
32	my $port = spawn $node, $initfunc, @initdata;	36	my $port = spawn $node, $initfunc, @initdata;
33
34	# more, smarter, matches (_any_ is exported by this module)
35	rcv $port, [child_died => $pid] => sub { ...
36	rcv $port, [_any_, _any_, 3] => sub { .. $_[2] is 3
37		37
38	# monitoring	38	# monitoring
39	mon $port, $cb->(@msg) # callback is invoked on death	39	mon $port, $cb->(@msg) # callback is invoked on death
40	mon $port, $otherport # kill otherport on abnormal death	40	mon $port, $otherport # kill otherport on abnormal death
41	mon $port, $otherport, @msg # send message on death	41	mon $port, $otherport, @msg # send message on death
…		…
69		69
70	=item port	70	=item port
71		71
72	A port is something you can send messages to (with the C<snd> function).	72	A port is something you can send messages to (with the C<snd> function).
73		73
74	Some ports allow you to register C<rcv> handlers that can match specific	74	Ports allow you to register C<rcv> handlers that can match all or just
75	messages. All C<rcv> handlers will receive messages they match, messages	75	some messages. Messages will not be queued.
76	will not be queued.
77		76
78	=item port id - C<noderef#portname>	77	=item port id - C<noderef#portname>
79		78
80	A port id is normaly the concatenation of a noderef, a hash-mark (C<#>) as	79	A port ID is the concatenation of a noderef, a hash-mark (C<#>) as
81	separator, and a port name (a printable string of unspecified format). An	80	separator, and a port name (a printable string of unspecified format). An
82	exception is the the node port, whose ID is identical to its node	81	exception is the the node port, whose ID is identical to its node
83	reference.	82	reference.
84		83
85	=item node	84	=item node
86		85
87	A node is a single process containing at least one port - the node	86	A node is a single process containing at least one port - the node port,
88	port. You can send messages to node ports to find existing ports or to	87	which provides nodes to manage each other remotely, and to create new
89	create new ports, among other things.	88	ports.
90		89
91	Nodes are either private (single-process only), slaves (connected to a	90	Nodes are either private (single-process only), slaves (connected to a
92	master node only) or public nodes (connectable from unrelated nodes).	91	master node only) or public nodes (connectable from unrelated nodes).
93		92
94	=item noderef - C<host:port,host:port...>, C<id@noderef>, C<id>	93	=item noderef - C<host:port,host:port...>, C<id@noderef>, C<id>
…		…
143	kil $SELF, die => $msg;	142	kil $SELF, die => $msg;
144	}	143	}
145		144
146	=item $thisnode = NODE / $NODE	145	=item $thisnode = NODE / $NODE
147		146
148	The C<NODE> function returns, and the C<$NODE> variable contains	147	The C<NODE> function returns, and the C<$NODE> variable contains the
149	the noderef of the local node. The value is initialised by a call	148	noderef of the local node. The value is initialised by a call to
150	to C<become_public> or C<become_slave>, after which all local port	149	C<initialise_node>.
151	identifiers become invalid.
152		150
153	=item $noderef = node_of $port	151	=item $noderef = node_of $port
154		152
155	Extracts and returns the noderef from a portid or a noderef.	153	Extracts and returns the noderef from a port ID or a noderef.
156		154
157	=item initialise_node $noderef, $seednode, $seednode...	155	=item initialise_node $noderef, $seednode, $seednode...
158		156
159	=item initialise_node "slave/", $master, $master...	157	=item initialise_node "slave/", $master, $master...
160		158
…		…
163	it should know the noderefs of some other nodes in the network.	161	it should know the noderefs of some other nodes in the network.
164		162
165	This function initialises a node - it must be called exactly once (or	163	This function initialises a node - it must be called exactly once (or
166	never) before calling other AnyEvent::MP functions.	164	never) before calling other AnyEvent::MP functions.
167		165
168	All arguments are noderefs, which can be either resolved or unresolved.	166	All arguments (optionally except for the first) are noderefs, which can be
		167	either resolved or unresolved.
		168
		169	The first argument will be looked up in the configuration database first
		170	(if it is C<undef> then the current nodename will be used instead) to find
		171	the relevant configuration profile (see L<aemp>). If none is found then
		172	the default configuration is used. The configuration supplies additional
		173	seed/master nodes and can override the actual noderef.
169		174
170	There are two types of networked nodes, public nodes and slave nodes:	175	There are two types of networked nodes, public nodes and slave nodes:
171		176
172	=over 4	177	=over 4
173		178
174	=item public nodes	179	=item public nodes
175		180
176	For public nodes, C<$noderef> must either be a (possibly unresolved)	181	For public nodes, C<$noderef> (supplied either directly to
177	noderef, in which case it will be resolved, or C<undef> (or missing), in	182	C<initialise_node> or indirectly via a profile or the nodename) must be a
178	which case the noderef will be guessed.	183	noderef (possibly unresolved, in which case it will be resolved).
179		184
180	Afterwards, the node will bind itself on all endpoints and try to connect	185	After resolving, the node will bind itself on all endpoints and try to
181	to all additional C<$seednodes> that are specified. Seednodes are optional	186	connect to all additional C<$seednodes> that are specified. Seednodes are
182	and can be used to quickly bootstrap the node into an existing network.	187	optional and can be used to quickly bootstrap the node into an existing
		188	network.
183		189
184	=item slave nodes	190	=item slave nodes
185		191
186	When the C<$noderef> is the special string C<slave/>, then the node will	192	When the C<$noderef> (either as given or overriden by the config file)
		193	is the special string C<slave/>, then the node will become a slave
187	become a slave node. Slave nodes cannot be contacted from outside and will	194	node. Slave nodes cannot be contacted from outside and will route most of
188	route most of their traffic to the master node that they attach to.	195	their traffic to the master node that they attach to.
189		196
190	At least one additional noderef is required: The node will try to connect	197	At least one additional noderef is required (either by specifying it
191	to all of them and will become a slave attached to the first node it can	198	directly or because it is part of the configuration profile): The node
192	successfully connect to.	199	will try to connect to all of them and will become a slave attached to the
		200	first node it can successfully connect to.
193		201
194	=back	202	=back
195		203
196	This function will block until all nodes have been resolved and, for slave	204	This function will block until all nodes have been resolved and, for slave
197	nodes, until it has successfully established a connection to a master	205	nodes, until it has successfully established a connection to a master
198	server.	206	server.
199		207
200	Example: become a public node listening on the default node.	208	Example: become a public node listening on the guessed noderef, or the one
		209	specified via C<aemp> for the current node. This should be the most common
		210	form of invocation for "daemon"-type nodes.
201		211
202	initialise_node;	212	initialise_node;
		213
		214	Example: become a slave node to any of the the seednodes specified via
		215	C<aemp>. This form is often used for commandline clients.
		216
		217	initialise_node "slave/";
		218
		219	Example: become a slave node to any of the specified master servers. This
		220	form is also often used for commandline clients.
		221
		222	initialise_node "slave/", "master1", "192.168.13.17", "mp.example.net";
203		223
204	Example: become a public node, and try to contact some well-known master	224	Example: become a public node, and try to contact some well-known master
205	servers to become part of the network.	225	servers to become part of the network.
206		226
207	initialise_node undef, "master1", "master2";	227	initialise_node undef, "master1", "master2";
…		…
210		230
211	initialise_node 4041;	231	initialise_node 4041;
212		232
213	Example: become a public node, only visible on localhost port 4044.	233	Example: become a public node, only visible on localhost port 4044.
214		234
215	initialise_node "locahost:4044";	235	initialise_node "localhost:4044";
216
217	Example: become a slave node to any of the specified master servers.
218
219	initialise_node "slave/", "master1", "192.168.13.17", "mp.example.net";
220		236
221	=item $cv = resolve_node $noderef	237	=item $cv = resolve_node $noderef
222		238
223	Takes an unresolved node reference that may contain hostnames and	239	Takes an unresolved node reference that may contain hostnames and
224	abbreviated IDs, resolves all of them and returns a resolved node	240	abbreviated IDs, resolves all of them and returns a resolved node
…		…
261	=item snd $port, type => @data	277	=item snd $port, type => @data
262		278
263	=item snd $port, @msg	279	=item snd $port, @msg
264		280
265	Send the given message to the given port ID, which can identify either	281	Send the given message to the given port ID, which can identify either
266	a local or a remote port, and can be either a string or soemthignt hat	282	a local or a remote port, and must be a port ID.
267	stringifies a sa port ID (such as a port object :).
268		283
269	While the message can be about anything, it is highly recommended to use a	284	While the message can be about anything, it is highly recommended to use a
270	string as first element (a portid, or some word that indicates a request	285	string as first element (a port ID, or some word that indicates a request
271	type etc.).	286	type etc.).
272		287
273	The message data effectively becomes read-only after a call to this	288	The message data effectively becomes read-only after a call to this
274	function: modifying any argument is not allowed and can cause many	289	function: modifying any argument is not allowed and can cause many
275	problems.	290	problems.
…		…
280	that Storable can serialise and deserialise is allowed, and for the local	295	that Storable can serialise and deserialise is allowed, and for the local
281	node, anything can be passed.	296	node, anything can be passed.
282		297
283	=item $local_port = port	298	=item $local_port = port
284		299
285	Create a new local port object that can be used either as a pattern	300	Create a new local port object and returns its port ID. Initially it has
286	matching port ("full port") or a single-callback port ("miniport"),	301	no callbacks set and will throw an error when it receives messages.
287	depending on how C<rcv> callbacks are bound to the object.
288		302
289	=item $port = port { my @msg = @_; $finished }	303	=item $local_port = port { my @msg = @_ }
290		304
291	Creates a "miniport", that is, a very lightweight port without any pattern	305	Creates a new local port, and returns its ID. Semantically the same as
292	matching behind it, and returns its ID. Semantically the same as creating
293	a port and calling C<rcv $port, $callback> on it.	306	creating a port and calling C<rcv $port, $callback> on it.
294		307
295	The block will be called for every message received on the port. When the	308	The block will be called for every message received on the port, with the
296	callback returns a true value its job is considered "done" and the port	309	global variable C<$SELF> set to the port ID. Runtime errors will cause the
297	will be destroyed. Otherwise it will stay alive.	310	port to be C<kil>ed. The message will be passed as-is, no extra argument
		311	(i.e. no port ID) will be passed to the callback.
298		312
299	The message will be passed as-is, no extra argument (i.e. no port id) will	313	If you want to stop/destroy the port, simply C<kil> it:
300	be passed to the callback.
301		314
302	If you need the local port id in the callback, this works nicely:	315	my $port = port {
303		316	my @msg = @_;
304	my $port; $port = port {	317	...
305	snd $otherport, reply => $port;	318	kil $SELF;
306	};	319	};
307		320
308	=cut	321	=cut
309		322
310	sub rcv($@);	323	sub rcv($@);
		324
		325	sub _kilme {
		326	die "received message on port without callback";
		327	}
311		328
312	sub port(;&) {	329	sub port(;&) {
313	my $id = "$UNIQ." . $ID++;	330	my $id = "$UNIQ." . $ID++;
314	my $port = "$NODE#$id";	331	my $port = "$NODE#$id";
315		332
316	if (@_) {	333	rcv $port, shift \|\| \&_kilme;
317	rcv $port, shift;
318	} else {
319	$PORT{$id} = sub { }; # nop
320	}
321		334
322	$port	335	$port
323	}	336	}
324		337
325	=item reg $port, $name
326
327	=item reg $name
328
329	Registers the given port (or C<$SELF><<< if missing) under the name
330	C<$name>. If the name already exists it is replaced.
331
332	A port can only be registered under one well known name.
333
334	A port automatically becomes unregistered when it is killed.
335
336	=cut
337
338	sub reg(@) {
339	my $port = @_ > 1 ? shift : $SELF \|\| Carp::croak 'reg: called with one argument only, but $SELF not set,';
340
341	$REG{$_[0]} = $port;
342	}
343
344	=item rcv $port, $callback->(@msg)	338	=item rcv $local_port, $callback->(@msg)
345		339
346	Replaces the callback on the specified miniport (after converting it to	340	Replaces the default callback on the specified port. There is no way to
347	one if required).	341	remove the default callback: use C<sub { }> to disable it, or better
348		342	C<kil> the port when it is no longer needed.
349	=item rcv $port, tagstring => $callback->(@msg), ...
350
351	=item rcv $port, $smartmatch => $callback->(@msg), ...
352
353	=item rcv $port, [$smartmatch...] => $callback->(@msg), ...
354
355	Register callbacks to be called on matching messages on the given full
356	port (after converting it to one if required) and return the port.
357
358	The callback has to return a true value when its work is done, after
359	which is will be removed, or a false value in which case it will stay
360	registered.
361		343
362	The global C<$SELF> (exported by this module) contains C<$port> while	344	The global C<$SELF> (exported by this module) contains C<$port> while
363	executing the callback.	345	executing the callback. Runtime errors during callback execution will
		346	result in the port being C<kil>ed.
364		347
365	Runtime errors during callback execution will result in the port being	348	The default callback received all messages not matched by a more specific
366	C<kil>ed.	349	C<tag> match.
367		350
368	If the match is an array reference, then it will be matched against the	351	=item rcv $local_port, tag => $callback->(@msg_without_tag), ...
369	first elements of the message, otherwise only the first element is being
370	matched.
371		352
372	Any element in the match that is specified as C<_any_> (a function	353	Register (or replace) callbacks to be called on messages starting with the
373	exported by this module) matches any single element of the message.	354	given tag on the given port (and return the port), or unregister it (when
		355	C<$callback> is C<$undef> or missing). There can only be one callback
		356	registered for each tag.
374		357
375	While not required, it is highly recommended that the first matching	358	The original message will be passed to the callback, after the first
376	element is a string identifying the message. The one-string-only match is	359	element (the tag) has been removed. The callback will use the same
377	also the most efficient match (by far).	360	environment as the default callback (see above).
378		361
379	Example: create a port and bind receivers on it in one go.	362	Example: create a port and bind receivers on it in one go.
380		363
381	my $port = rcv port,	364	my $port = rcv port,
382	msg1 => sub { ...; 0 },	365	msg1 => sub { ... },
383	msg2 => sub { ...; 0 },	366	msg2 => sub { ... },
384	;	367	;
385		368
386	Example: create a port, bind receivers and send it in a message elsewhere	369	Example: create a port, bind receivers and send it in a message elsewhere
387	in one go:	370	in one go:
388		371
389	snd $otherport, reply =>	372	snd $otherport, reply =>
390	rcv port,	373	rcv port,
391	msg1 => sub { ...; 0 },	374	msg1 => sub { ... },
392	...	375	...
393	;	376	;
		377
		378	Example: temporarily register a rcv callback for a tag matching some port
		379	(e.g. for a rpc reply) and unregister it after a message was received.
		380
		381	rcv $port, $otherport => sub {
		382	my @reply = @_;
		383
		384	rcv $SELF, $otherport;
		385	};
394		386
395	=cut	387	=cut
396		388
397	sub rcv($@) {	389	sub rcv($@) {
398	my $port = shift;	390	my $port = shift;
399	my ($noderef, $portid) = split /#/, $port, 2;	391	my ($noderef, $portid) = split /#/, $port, 2;
400		392
401	($NODE{$noderef} \|\| add_node $noderef) == $NODE{""}	393	($NODE{$noderef} \|\| add_node $noderef) == $NODE{""}
402	or Carp::croak "$port: rcv can only be called on local ports, caught";	394	or Carp::croak "$port: rcv can only be called on local ports, caught";
403		395
404	if (@_ == 1) {	396	while (@_) {
		397	if (ref $_[0]) {
		398	if (my $self = $PORT_DATA{$portid}) {
		399	"AnyEvent::MP::Port" eq ref $self
		400	or Carp::croak "$port: rcv can only be called on message matching ports, caught";
		401
		402	$self->[2] = shift;
		403	} else {
405	my $cb = shift;	404	my $cb = shift;
406	delete $PORT_DATA{$portid};
407	$PORT{$portid} = sub {	405	$PORT{$portid} = sub {
408	local $SELF = $port;	406	local $SELF = $port;
409	eval {	407	eval { &$cb }; _self_die if $@;
410	&$cb	408	};
411	and kil $port;
412	};	409	}
413	_self_die if $@;	410	} elsif (defined $_[0]) {
414	};
415	} else {
416	my $self = $PORT_DATA{$portid} \|\|= do {	411	my $self = $PORT_DATA{$portid} \|\|= do {
417	my $self = bless {	412	my $self = bless [$PORT{$port} \|\| sub { }, { }, $port], "AnyEvent::MP::Port";
418	id => $port,
419	}, "AnyEvent::MP::Port";
420		413
421	$PORT{$portid} = sub {	414	$PORT{$portid} = sub {
422	local $SELF = $port;	415	local $SELF = $port;
423		416
424	eval {
425	for (@{ $self->{rc0}{$_[0]} }) {	417	if (my $cb = $self->[1]{$_[0]}) {
426	$_ && &{$_->[0]}	418	shift;
427	&& undef $_;	419	eval { &$cb }; _self_die if $@;
428	}	420	} else {
429
430	for (@{ $self->{rcv}{$_[0]} }) {
431	$_ && [@_[1 .. @{$_->[1]}]] ~~ $_->[1]
432	&& &{$_->[0]}	421	&{ $self->[0] };
433	&& undef $_;
434	}
435
436	for (@{ $self->{any} }) {
437	$_ && [@_[0 .. $#{$_->[1]}]] ~~ $_->[1]
438	&& &{$_->[0]}
439	&& undef $_;
440	}	422	}
441	};	423	};
442	_self_die if $@;	424
		425	$self
443	};	426	};
444		427
445	$self
446	};
447
448	"AnyEvent::MP::Port" eq ref $self	428	"AnyEvent::MP::Port" eq ref $self
449	or Carp::croak "$port: rcv can only be called on message matching ports, caught";	429	or Carp::croak "$port: rcv can only be called on message matching ports, caught";
450		430
451	while (@_) {
452	my ($match, $cb) = splice @_, 0, 2;	431	my ($tag, $cb) = splice @_, 0, 2;
453		432
454	if (!ref $match) {	433	if (defined $cb) {
455	push @{ $self->{rc0}{$match} }, [$cb];	434	$self->[1]{$tag} = $cb;
456	} elsif (("ARRAY" eq ref $match && !ref $match->[0])) {
457	my ($type, @match) = @$match;
458	@match
459	? push @{ $self->{rcv}{$match->[0]} }, [$cb, \@match]
460	: push @{ $self->{rc0}{$match->[0]} }, [$cb];
461	} else {	435	} else {
462	push @{ $self->{any} }, [$cb, $match];	436	delete $self->[1]{$tag};
463	}	437	}
464	}	438	}
465	}	439	}
466		440
467	$port	441	$port
…		…
771	convenience functionality.	745	convenience functionality.
772		746
773	This means that AEMP requires a less tightly controlled environment at the	747	This means that AEMP requires a less tightly controlled environment at the
774	cost of longer node references and a slightly higher management overhead.	748	cost of longer node references and a slightly higher management overhead.
775		749
		750	=item * Erlang has a "remote ports are like local ports" philosophy, AEMP
		751	uses "local ports are like remote ports".
		752
		753	The failure modes for local ports are quite different (runtime errors
		754	only) then for remote ports - when a local port dies, you I<know> it dies,
		755	when a connection to another node dies, you know nothing about the other
		756	port.
		757
		758	Erlang pretends remote ports are as reliable as local ports, even when
		759	they are not.
		760
		761	AEMP encourages a "treat remote ports differently" philosophy, with local
		762	ports being the special case/exception, where transport errors cannot
		763	occur.
		764
776	=item * Erlang uses processes and a mailbox, AEMP does not queue.	765	=item * Erlang uses processes and a mailbox, AEMP does not queue.
777		766
778	Erlang uses processes that selctively receive messages, and therefore	767	Erlang uses processes that selectively receive messages, and therefore
779	needs a queue. AEMP is event based, queuing messages would serve no useful	768	needs a queue. AEMP is event based, queuing messages would serve no
780	purpose.	769	useful purpose. For the same reason the pattern-matching abilities of
		770	AnyEvent::MP are more limited, as there is little need to be able to
		771	filter messages without dequeing them.
781		772
782	(But see L<Coro::MP> for a more Erlang-like process model on top of AEMP).	773	(But see L<Coro::MP> for a more Erlang-like process model on top of AEMP).
783		774
784	=item * Erlang sends are synchronous, AEMP sends are asynchronous.	775	=item * Erlang sends are synchronous, AEMP sends are asynchronous.
785		776
786	Sending messages in Erlang is synchronous and blocks the process. AEMP	777	Sending messages in Erlang is synchronous and blocks the process (and
787	sends are immediate, connection establishment is handled in the	778	so does not need a queue that can overflow). AEMP sends are immediate,
788	background.	779	connection establishment is handled in the background.
789		780
790	=item * Erlang can silently lose messages, AEMP cannot.	781	=item * Erlang suffers from silent message loss, AEMP does not.
791		782
792	Erlang makes few guarantees on messages delivery - messages can get lost	783	Erlang makes few guarantees on messages delivery - messages can get lost
793	without any of the processes realising it (i.e. you send messages a, b,	784	without any of the processes realising it (i.e. you send messages a, b,
794	and c, and the other side only receives messages a and c).	785	and c, and the other side only receives messages a and c).
795		786
…		…
807	eventually be killed - it cannot happen that a node detects a port as dead	798	eventually be killed - it cannot happen that a node detects a port as dead
808	and then later sends messages to it, finding it is still alive.	799	and then later sends messages to it, finding it is still alive.
809		800
810	=item * Erlang can send messages to the wrong port, AEMP does not.	801	=item * Erlang can send messages to the wrong port, AEMP does not.
811		802
812	In Erlang it is quite possible that a node that restarts reuses a process	803	In Erlang it is quite likely that a node that restarts reuses a process ID
813	ID known to other nodes for a completely different process, causing	804	known to other nodes for a completely different process, causing messages
814	messages destined for that process to end up in an unrelated process.	805	destined for that process to end up in an unrelated process.
815		806
816	AEMP never reuses port IDs, so old messages or old port IDs floating	807	AEMP never reuses port IDs, so old messages or old port IDs floating
817	around in the network will not be sent to an unrelated port.	808	around in the network will not be sent to an unrelated port.
818		809
819	=item * Erlang uses unprotected connections, AEMP uses secure	810	=item * Erlang uses unprotected connections, AEMP uses secure
…		…
868	the network frequently, the serialising/deserialising would add lots of	859	the network frequently, the serialising/deserialising would add lots of
869	overhead, as well as having to keep a proxy object.	860	overhead, as well as having to keep a proxy object.
870		861
871	Strings can easily be printed, easily serialised etc. and need no special	862	Strings can easily be printed, easily serialised etc. and need no special
872	procedures to be "valid".	863	procedures to be "valid".
		864
		865	And a a miniport consists of a single closure stored in a global hash - it
		866	can't become much cheaper.
873		867
874	=item Why favour JSON, why not real serialising format such as Storable?	868	=item Why favour JSON, why not real serialising format such as Storable?
875		869
876	In fact, any AnyEvent::MP node will happily accept Storable as framing	870	In fact, any AnyEvent::MP node will happily accept Storable as framing
877	format, but currently there is no way to make a node use Storable by	871	format, but currently there is no way to make a node use Storable by

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Comparing AnyEvent-MP/MP.pm (file contents): Revision 1.46 by root, Thu Aug 13 01:46:10 2009 UTC vs. Revision 1.54 by root, Fri Aug 14 16:15:37 2009 UTC

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Comparing AnyEvent-MP/MP.pm (file contents):
Revision 1.46 by root, Thu Aug 13 01:46:10 2009 UTC vs.
Revision 1.54 by root, Fri Aug 14 16:15:37 2009 UTC