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43 lines
1.0 KiB
43 lines
1.0 KiB
-- Prosody IM
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-- Copyright (C) 2008-2010 Matthew Wild
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-- Copyright (C) 2008-2010 Waqas Hussain
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--
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-- This project is MIT/X11 licensed. Please see the
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-- COPYING file in the source package for more information.
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--
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module("helpers", package.seeall);
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-- Helper functions for debugging
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local log = require "util.logger".init("util.debug");
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function log_events(events, name, logger)
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local f = events.fire_event;
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if not f then
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error("Object does not appear to be a util.events object");
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end
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logger = logger or log;
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name = name or tostring(events);
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function events.fire_event(event, ...)
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logger("debug", "%s firing event: %s", name, event);
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return f(event, ...);
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end
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events[events.fire_event] = f;
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return events;
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end
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function revert_log_events(events)
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events.fire_event, events[events.fire_event] = events[events.fire_event], nil; -- :)
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end
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function get_upvalue(f, get_name)
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local i, name, value = 0;
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repeat
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i = i + 1;
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name, value = debug.getupvalue(f, i);
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until name == get_name or name == nil;
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return value;
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end
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return _M;
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