Add new logger for tests to use

diff --git a/tests/util/logger.lua b/tests/util/logger.lua
new file mode 100644 (file)
index 0000000..ce0a230
--- /dev/null
+++ b/tests/util/logger.lua
@@ -0,0 +1,36 @@
+local format = string.format;
+local print = print;
+local debug = debug;
+local tostring = tostring;
+
+local getstyle, getstring = require "util.termcolours".getstyle, require "util.termcolours".getstring;
+local do_pretty_printing = not os.getenv("WINDIR");
+
+module "logger"
+
+local logstyles = {};
+
+--TODO: This should be done in config, but we don't have proper config yet
+if do_pretty_printing then
+       logstyles["info"] = getstyle("bold");
+       logstyles["warn"] = getstyle("bold", "yellow");
+       logstyles["error"] = getstyle("bold", "red");
+end
+
+function init(name)
+       --name = nil; -- While this line is not commented, will automatically fill in file/line number info
+       return  function (level, message, ...)
+                               if level == "debug" or level == "info" then return; end
+                               if not name then
+                                       local inf = debug.getinfo(3, 'Snl');
+                                       level = level .. ","..tostring(inf.short_src):match("[^/]*$")..":"..inf.currentline;
+                               end
+                               if ... then 
+                                       print(name, getstring(logstyles[level], level), format(message, ...));
+                               else
+                                       print(name, getstring(logstyles[level], level), message);
+                               end
+                       end
+end
+
+return _M;