prosody
73afe3e30e97
core/loggingmanager.lua

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core/loggingmanager.lua @ 1016:73afe3e30e97

core.loggingmanager: A new manager (yay!) to manage log output
author Matthew Wild <mwild1@gmail.com>
date Tue, 21 Apr 2009 03:37:49 +0100
child 1021:f9122efeaadd
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2 local format, rep = string.format, string.rep;
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3 local io_write = io.write;
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4 local pcall = pcall;
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5 local debug = debug;
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6 local tostring = tostring;
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7 local math_max = math.max;
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9 local logger = require "util.logger";
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11 -- Global log function, because some people are too
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12 -- lazy to get their own
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13 _G.log = logger.init("general");
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15 -- Disable log output, needs to read from config
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16 -- logger.setwriter(function () end);
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18 local getstyle, getstring = require "util.termcolours".getstyle, require "util.termcolours".getstring;
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19 local do_pretty_printing = not os.getenv("WINDIR");
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21 local logstyles = {};
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23 --TODO: This should be done in config, but we don't have proper config yet
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24 if do_pretty_printing then
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25 logstyles["info"] = getstyle("bold");
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26 logstyles["warn"] = getstyle("bold", "yellow");
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27 logstyles["error"] = getstyle("bold", "red");
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28 end
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30 local sourcewidth = 20;
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31 local math_max, rep = math.max, string.rep;
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32 local function make_default_log_sink(level)
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33 return function (name, _level, message, ...)
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34 sourcewidth = math_max(#name+2, sourcewidth);
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35 local namelen = #name;
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36 if ... then
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37 io_write(name, rep(" ", sourcewidth-namelen), getstring(logstyles[level], level), "\t", format(message, ...), "\n");
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38 else
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39 io_write(name, rep(" ", sourcewidth-namelen), getstring(logstyles[level], level), "\t", message, "\n");
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40 end
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41 end
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42 end
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44 -- Set default sinks
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45 logger.add_level_sink("debug", make_default_log_sink("debug"));
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46 logger.add_level_sink("info", make_default_log_sink("info"));
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47 logger.add_level_sink("warn", make_default_log_sink("warn"));
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48 logger.add_level_sink("error", make_default_log_sink("error"));
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49