File

util/helpers.lua @ 1795:0e933d6f2c31

util.helpers: It would be a good idea to fire an event when we say we are
author Matthew Wild <mwild1@gmail.com>
date Sun, 20 Sep 2009 03:20:38 +0100
parent 1531:21051377f11b
child 1959:f56670ce64de
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module("helpers", package.seeall);

-- Helper functions for debugging

local log = require "util.logger".init("util.debug");

function log_events(events, name, logger)
	local f = events.fire_event;
	if not f then
		error("Object does not appear to be a util.events object");
	end
	logger = logger or log;
	name = name or tostring(events);
	function events.fire_event(event, ...)
		logger("debug", "%s firing event: %s", name, event);
		return f(event, ...);
	end
	events[events.fire_event] = f;
	return events;
end

function revert_log_events(events)
	events.fire_event, events[events.fire_event] = events[events.fire_event], nil; -- :)
end

return _M;