prosody
7426727548ed
util/helpers.lua

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody

Annotate

util/helpers.lua @ 3110:7426727548ed

rostermanager: Mark rosters which fail to load as broken, and never save them.
author Waqas Hussain <waqas20@gmail.com>
date Mon, 24 May 2010 00:29:45 +0500
parent 2923:b7049746bd29
child 4536:285450536ec0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1964
101a8df23b29 util.helpers: Add copyright header
Matthew Wild <mwild1@gmail.com>
parents: 1959
diff changeset
1 -- Prosody IM
2923
b7049746bd29 Update copyright headers for 2010
Matthew Wild <mwild1@gmail.com>
parents: 1964
diff changeset
2 -- Copyright (C) 2008-2010 Matthew Wild
b7049746bd29 Update copyright headers for 2010
Matthew Wild <mwild1@gmail.com>
parents: 1964
diff changeset
3 -- Copyright (C) 2008-2010 Waqas Hussain
1964
101a8df23b29 util.helpers: Add copyright header
Matthew Wild <mwild1@gmail.com>
parents: 1959
diff changeset
4 --
101a8df23b29 util.helpers: Add copyright header
Matthew Wild <mwild1@gmail.com>
parents: 1959
diff changeset
5 -- This project is MIT/X11 licensed. Please see the
101a8df23b29 util.helpers: Add copyright header
Matthew Wild <mwild1@gmail.com>
parents: 1959
diff changeset
6 -- COPYING file in the source package for more information.
101a8df23b29 util.helpers: Add copyright header
Matthew Wild <mwild1@gmail.com>
parents: 1959
diff changeset
7 --
1531
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 module("helpers", package.seeall);
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 -- Helper functions for debugging
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 local log = require "util.logger".init("util.debug");
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 function log_events(events, name, logger)
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 local f = events.fire_event;
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
17 if not f then
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18 error("Object does not appear to be a util.events object");
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 end
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 logger = logger or log;
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 name = name or tostring(events);
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 function events.fire_event(event, ...)
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 logger("debug", "%s firing event: %s", name, event);
1795
0e933d6f2c31 util.helpers: It would be a good idea to fire an event when we say we are
Matthew Wild <mwild1@gmail.com>
parents: 1531
diff changeset
24 return f(event, ...);
1531
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 end
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 events[events.fire_event] = f;
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 return events;
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 end
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
30 function revert_log_events(events)
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 events.fire_event, events[events.fire_event] = events[events.fire_event], nil; -- :)
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32 end
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33
1959
f56670ce64de util.helpers: Add get_upvalue(function, name) helper
Matthew Wild <mwild1@gmail.com>
parents: 1795
diff changeset
34 function get_upvalue(f, get_name)
f56670ce64de util.helpers: Add get_upvalue(function, name) helper
Matthew Wild <mwild1@gmail.com>
parents: 1795
diff changeset
35 local i, name, value = 0;
f56670ce64de util.helpers: Add get_upvalue(function, name) helper
Matthew Wild <mwild1@gmail.com>
parents: 1795
diff changeset
36 repeat
f56670ce64de util.helpers: Add get_upvalue(function, name) helper
Matthew Wild <mwild1@gmail.com>
parents: 1795
diff changeset
37 i = i + 1;
f56670ce64de util.helpers: Add get_upvalue(function, name) helper
Matthew Wild <mwild1@gmail.com>
parents: 1795
diff changeset
38 name, value = debug.getupvalue(f, i);
f56670ce64de util.helpers: Add get_upvalue(function, name) helper
Matthew Wild <mwild1@gmail.com>
parents: 1795
diff changeset
39 until name == get_name or name == nil;
f56670ce64de util.helpers: Add get_upvalue(function, name) helper
Matthew Wild <mwild1@gmail.com>
parents: 1795
diff changeset
40 return value;
f56670ce64de util.helpers: Add get_upvalue(function, name) helper
Matthew Wild <mwild1@gmail.com>
parents: 1795
diff changeset
41 end
f56670ce64de util.helpers: Add get_upvalue(function, name) helper
Matthew Wild <mwild1@gmail.com>
parents: 1795
diff changeset
42
1531
21051377f11b util.helpers: New util library to aid with debugging, etc.
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
43 return _M;