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authorMatthew Wild <mwild1@gmail.com>2012-04-29 02:10:55 +0100
committerMatthew Wild <mwild1@gmail.com>2012-04-29 02:10:55 +0100
commitbd5f9b8cbfd168a21141607218446222ab9d8642 (patch)
treee78baabff21e9b6fefaeef4a709098ca30b35922 /util/helpers.lua
parent9b89441dd008a8b3fda12d9217ff6f9ba240df9a (diff)
parenta2055895d362fed58ff314820bb7fddd53e40436 (diff)
downloadprosody-bd5f9b8cbfd168a21141607218446222ab9d8642.tar.gz
prosody-bd5f9b8cbfd168a21141607218446222ab9d8642.zip
Merge 0.9->trunk
Diffstat (limited to 'util/helpers.lua')
-rw-r--r--util/helpers.lua33
1 files changed, 32 insertions, 1 deletions
diff --git a/util/helpers.lua b/util/helpers.lua
index 11356176..6103a319 100644
--- a/util/helpers.lua
+++ b/util/helpers.lua
@@ -6,6 +6,8 @@
-- COPYING file in the source package for more information.
--
+local debug = require "util.debug";
+
module("helpers", package.seeall);
-- Helper functions for debugging
@@ -28,7 +30,36 @@ function log_events(events, name, logger)
end
function revert_log_events(events)
- events.fire_event, events[events.fire_event] = events[events.fire_event], nil; -- :)
+ events.fire_event, events[events.fire_event] = events[events.fire_event], nil; -- :))
+end
+
+function show_events(events, specific_event)
+ local event_handlers = events._handlers;
+ local events_array = {};
+ local event_handler_arrays = {};
+ for event in pairs(events._event_map) do
+ local handlers = event_handlers[event];
+ if handlers and (event == specific_event or not specific_event) then
+ table.insert(events_array, event);
+ local handler_strings = {};
+ for i, handler in ipairs(handlers) do
+ local upvals = debug.string_from_var_table(debug.get_upvalues_table(handler));
+ handler_strings[i] = " "..i..": "..tostring(handler)..(upvals and ("\n "..upvals) or "");
+ end
+ event_handler_arrays[event] = handler_strings;
+ end
+ end
+ table.sort(events_array);
+ local i = 1;
+ while i <= #events_array do
+ local handlers = event_handler_arrays[events_array[i]];
+ for j=#handlers, 1, -1 do
+ table.insert(events_array, i+1, handlers[j]);
+ end
+ if i > 1 then events_array[i] = "\n"..events_array[i]; end
+ i = i + #handlers + 1
+ end
+ return table.concat(events_array, "\n");
end
function get_upvalue(f, get_name)