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Do varargs logging just like we do in Java now.

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log.info("The message", "key1", value2, "key2", value2, optionalError);


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5384 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Ray Greenwell
2008-09-19 01:57:52 +00:00
parent 6adabaf442
commit a34b08ba34
1 changed files with 57 additions and 18 deletions
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src/as/com/threerings/util/Log.as
+57 -18
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@@ -46,8 +46,8 @@ import flash.utils.getQualifiedClassName;
* OR, if you just need a one-off Log:
* protected function doStuff (thingy :Thingy) :void
* {
* if (thingy == null) {
* Log.getLog(this).warn("thiny is null!");
* if (!isValid(thingy)) {
* Log.getLog(this).warn("Invalid thingy specified", "thingy", thingy);
* ....
*/
public class Log
@@ -152,51 +152,90 @@ public class Log
/**
* Log a message with 'debug' priority.
*
* @param args The first argument is the actual message to log. After that, each pair
* of parameters is printed in key/value form, the benefit being that if no log
* message is generated then toString() will not be called on the values.
* A final parameter may be an Error, in which case the stack trace is printed.
*/
public function debug (... messages) :void
public function debug (... args) :void
{
doLog(DEBUG, messages);
doLog(DEBUG, args);
}
/**
* Log a message with 'info' priority.
*
* @param args The first argument is the actual message to log. After that, each pair
* of parameters is printed in key/value form, the benefit being that if no log
* message is generated then toString() will not be called on the values.
* A final parameter may be an Error, in which case the stack trace is printed.
*/
public function info (... messages) :void
public function info (... args) :void
{
doLog(INFO, messages);
doLog(INFO, args);
}
/**
* Log a message with 'debug' priority.
* Log a message with 'warning' priority.
*
* @param args The first argument is the actual message to log. After that, each pair
* of parameters is printed in key/value form, the benefit being that if no log
* message is generated then toString() will not be called on the values.
* A final parameter may be an Error, in which case the stack trace is printed.
*/
public function warning (... messages) :void
public function warning (... args) :void
{
doLog(WARNING, messages);
doLog(WARNING, args);
}
/**
* Log a message with 'debug' priority.
* Log just a stack trace with 'warning' priority.
*/
public function logStackTrace (error :Error) :void
{
warning(error.getStackTrace());
}
protected function doLog (level :int, messages :Array) :void
protected function doLog (level :int, args :Array) :void
{
if (level < getLevel(_module)) {
return; // we don't want to log it!
}
messages.unshift(getTimeStamp(), LEVEL_NAMES[level], _module);
trace.apply(null, messages);
var logMessage :String = formatMessage(level, args);
trace(logMessage);
// possibly also dispatch to any other log targets.
if (_targets.length > 0) {
var asOne :String = messages.join(" ");
for each (var target :LogTarget in _targets) {
target.log(asOne);
for each (var target :LogTarget in _targets) {
target.log(logMessage);
}
}
protected function formatMessage (level :int, args :Array) :String
{
var msg :String = getTimeStamp() + " " + LEVEL_NAMES[level] + ": " + _module;
if (args.length > 0) {
msg += " " + String(args[0]); // the primary log message
var err :Error = null;
if (args.length % 2 == 0) { // there's one extra arg
var lastArg :Object = args.pop();
if (lastArg is Error) {
err = lastArg as Error; // ok, it's an error, we like those
} else {
args.push(lastArg, ""); // what? Well, cope by pushing it back with a ""
}
}
if (args.length > 1) {
for (var ii :int = 1; ii < args.length; ii += 2) {
msg += (ii == 1) ? " [" : ", ";
msg += String(args[ii]) + "=" + String(args[ii + 1]);
}
msg += "]";
}
if (err != null) {
msg += "\n" + err.getStackTrace();
}
}
return msg;
}
protected function getTimeStamp () :String