Persist logging config across invocations
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csausdev
parent
cf7d5f681a
commit
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941
lib/log4js.js
941
lib/log4js.js
@ -44,299 +44,480 @@
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* @static
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* Website: http://log4js.berlios.de
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*/
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module.exports = function (fileSystem, standardOutput, configPaths) {
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var events = require('events'),
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path = require('path'),
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sys = require('sys'),
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fs = fileSystem || require('fs'),
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standardOutput = standardOutput || sys.puts,
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configPaths = configPaths || require.paths,
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DEFAULT_CATEGORY = '[default]',
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ALL_CATEGORIES = '[all]',
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loggers = {},
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appenders = {},
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levels = {
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ALL: new Level(Number.MIN_VALUE, "ALL", "grey"),
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TRACE: new Level(5000, "TRACE", "blue"),
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DEBUG: new Level(10000, "DEBUG", "cyan"),
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INFO: new Level(20000, "INFO", "green"),
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WARN: new Level(30000, "WARN", "yellow"),
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ERROR: new Level(40000, "ERROR", "red"),
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FATAL: new Level(50000, "FATAL", "magenta"),
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OFF: new Level(Number.MAX_VALUE, "OFF", "grey")
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var events = require('events'),
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path = require('path'),
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sys = require('sys'),
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DEFAULT_CATEGORY = '[default]',
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ALL_CATEGORIES = '[all]',
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appenders = {},
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loggers = {},
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levels = {
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ALL: new Level(Number.MIN_VALUE, "ALL", "grey"),
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TRACE: new Level(5000, "TRACE", "blue"),
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DEBUG: new Level(10000, "DEBUG", "cyan"),
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INFO: new Level(20000, "INFO", "green"),
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WARN: new Level(30000, "WARN", "yellow"),
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ERROR: new Level(40000, "ERROR", "red"),
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FATAL: new Level(50000, "FATAL", "magenta"),
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OFF: new Level(Number.MAX_VALUE, "OFF", "grey")
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},
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appenderMakers = {
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"file": function(config, fileAppender) {
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var layout;
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if (config.layout) {
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layout = layoutMakers[config.layout.type](config.layout);
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}
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return fileAppender(config.filename, layout, config.maxLogSize, config.backups, config.pollInterval);
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},
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appenderMakers = {
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"file": function(config) {
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var layout;
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if (config.layout) {
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layout = layoutMakers[config.layout.type](config.layout);
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}
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return fileAppender(config.filename, layout, config.maxLogSize, config.backups, config.pollInterval);
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},
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"console": function(config) {
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var layout;
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if (config.layout) {
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layout = layoutMakers[config.layout.type](config.layout);
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}
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return consoleAppender(layout);
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},
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"logLevelFilter": function(config) {
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var appender = appenderMakers[config.appender.type](config.appender);
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return logLevelFilter(config.level, appender);
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"console": function(config, fileAppender, consoleAppender) {
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var layout;
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if (config.layout) {
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layout = layoutMakers[config.layout.type](config.layout);
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}
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return consoleAppender(layout);
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},
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layoutMakers = {
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"messagePassThrough": function() { return messagePassThroughLayout; },
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"basic": function() { return basicLayout; },
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"pattern": function (config) {
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var pattern = config.pattern || undefined;
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return patternLayout(pattern);
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}
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};
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"logLevelFilter": function(config, fileAppender, consoleAppender) {
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var appender = appenderMakers[config.appender.type](config.appender, fileAppender, consoleAppender);
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return logLevelFilter(config.level, appender);
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}
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},
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layoutMakers = {
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"messagePassThrough": function() { return messagePassThroughLayout; },
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"basic": function() { return basicLayout; },
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"pattern": function (config) {
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var pattern = config.pattern || undefined;
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return patternLayout(pattern);
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}
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};
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/**
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* Get a logger instance. Instance is cached on categoryName level.
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* @param {String} categoryName name of category to log to.
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* @return {Logger} instance of logger for the category
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* @static
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*/
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function getLogger (categoryName) {
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// Use default logger if categoryName is not specified or invalid
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if (!(typeof categoryName == "string")) {
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categoryName = DEFAULT_CATEGORY;
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}
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var appenderList;
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if (!loggers[categoryName]) {
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// Create the logger for this name if it doesn't already exist
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loggers[categoryName] = new Logger(categoryName);
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if (appenders[categoryName]) {
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appenderList = appenders[categoryName];
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appenderList.forEach(function(appender) {
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loggers[categoryName].addListener("log", appender);
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});
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}
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if (appenders[ALL_CATEGORIES]) {
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appenderList = appenders[ALL_CATEGORIES];
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appenderList.forEach(function(appender) {
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loggers[categoryName].addListener("log", appender);
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});
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}
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}
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return loggers[categoryName];
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/**
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* Get a logger instance. Instance is cached on categoryName level.
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* @param {String} categoryName name of category to log to.
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* @return {Logger} instance of logger for the category
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* @static
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*/
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function getLogger (categoryName) {
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// Use default logger if categoryName is not specified or invalid
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if (!(typeof categoryName == "string")) {
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categoryName = DEFAULT_CATEGORY;
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}
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/**
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* args are appender, then zero or more categories
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*/
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function addAppender () {
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var args = Array.prototype.slice.call(arguments);
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var appender = args.shift();
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if (args.length == 0 || args[0] === undefined) {
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args = [ ALL_CATEGORIES ];
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var appenderList;
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if (!loggers[categoryName]) {
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// Create the logger for this name if it doesn't already exist
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loggers[categoryName] = new Logger(categoryName);
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if (appenders[categoryName]) {
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appenderList = appenders[categoryName];
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appenderList.forEach(function(appender) {
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loggers[categoryName].addListener("log", appender);
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});
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}
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//argument may already be an array
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if (args[0].forEach) {
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args = args[0];
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if (appenders[ALL_CATEGORIES]) {
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appenderList = appenders[ALL_CATEGORIES];
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appenderList.forEach(function(appender) {
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loggers[categoryName].addListener("log", appender);
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});
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}
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}
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return loggers[categoryName];
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}
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/**
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* args are appender, then zero or more categories
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*/
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function addAppender () {
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var args = Array.prototype.slice.call(arguments);
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var appender = args.shift();
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if (args.length == 0 || args[0] === undefined) {
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args = [ ALL_CATEGORIES ];
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}
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//argument may already be an array
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if (args[0].forEach) {
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args = args[0];
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}
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args.forEach(function(category) {
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if (!appenders[category]) {
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appenders[category] = [];
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}
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appenders[category].push(appender);
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args.forEach(function(category) {
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if (!appenders[category]) {
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appenders[category] = [];
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}
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appenders[category].push(appender);
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if (category === ALL_CATEGORIES) {
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for (var logger in loggers) {
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if (loggers.hasOwnProperty(logger)) {
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loggers[logger].addListener("log", appender);
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}
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if (category === ALL_CATEGORIES) {
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for (var logger in loggers) {
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if (loggers.hasOwnProperty(logger)) {
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loggers[logger].addListener("log", appender);
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}
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} else if (loggers[category]) {
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loggers[category].addListener("log", appender);
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}
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} else if (loggers[category]) {
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loggers[category].addListener("log", appender);
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}
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});
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appenders.count = appenders.count ? appenders.count++ : 1;
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}
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function clearAppenders () {
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appenders = {};
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for (var logger in loggers) {
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if (loggers.hasOwnProperty(logger)) {
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loggers[logger].removeAllListeners("log");
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}
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}
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}
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function configureAppenders(appenderList, fileAppender, consoleAppender) {
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clearAppenders();
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if (appenderList) {
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appenderList.forEach(function(appenderConfig) {
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var appender = appenderMakers[appenderConfig.type](appenderConfig, fileAppender, consoleAppender);
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if (appender) {
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addAppender(appender, appenderConfig.category);
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} else {
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throw new Error("log4js configuration problem for "+sys.inspect(appenderConfig));
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}
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});
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} else {
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addAppender(consoleAppender);
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}
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}
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function clearAppenders () {
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appenders = [];
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for (var logger in loggers) {
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if (loggers.hasOwnProperty(logger)) {
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loggers[logger].removeAllListeners("log");
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function configureLevels(levels) {
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if (levels) {
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for (var category in levels) {
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if (levels.hasOwnProperty(category)) {
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getLogger(category).setLevel(levels[category]);
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}
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}
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}
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}
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function configure (configurationFile) {
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if (configurationFile) {
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try {
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var config = JSON.parse(fs.readFileSync(configurationFile, "utf8"));
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configureAppenders(config.appenders);
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configureLevels(config.levels);
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} catch (e) {
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throw new Error("Problem reading log4js config file " + configurationFile + ". Error was " + e.message);
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}
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}
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}
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function Level(level, levelStr, colour) {
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this.level = level;
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this.levelStr = levelStr;
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this.colour = colour;
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}
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function findConfiguration() {
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//add current directory onto the list of configPaths
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var paths = ['.'].concat(configPaths);
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//add this module's directory to the end of the list, so that we pick up the default config
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paths.push(__dirname);
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var pathsWithConfig = paths.filter( function (pathToCheck) {
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try {
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fs.statSync(path.join(pathToCheck, "log4js.json"));
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return true;
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} catch (e) {
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return false;
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}
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});
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if (pathsWithConfig.length > 0) {
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return path.join(pathsWithConfig[0], 'log4js.json');
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}
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return undefined;
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}
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function configureAppenders(appenderList) {
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clearAppenders();
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if (appenderList) {
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appenderList.forEach(function(appenderConfig) {
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var appender = appenderMakers[appenderConfig.type](appenderConfig);
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if (appender) {
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addAppender(appender, appenderConfig.category);
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} else {
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throw new Error("log4js configuration problem for "+sys.inspect(appenderConfig));
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}
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});
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} else {
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addAppender(consoleAppender);
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}
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}
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function configureLevels(levels) {
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if (levels) {
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for (var category in levels) {
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if (levels.hasOwnProperty(category)) {
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getLogger(category).setLevel(levels[category]);
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}
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}
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}
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}
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function Level(level, levelStr, colour) {
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this.level = level;
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this.levelStr = levelStr;
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this.colour = colour;
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}
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/**
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* converts given String to corresponding Level
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* @param {String} sArg String value of Level
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* @param {Log4js.Level} defaultLevel default Level, if no String representation
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* @return Level object
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* @type Log4js.Level
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*/
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Level.toLevel = function(sArg, defaultLevel) {
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if (sArg === null) {
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return defaultLevel;
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}
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if (typeof sArg == "string") {
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var s = sArg.toUpperCase();
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if (levels[s]) {
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return levels[s];
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}
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}
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/**
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* converts given String to corresponding Level
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* @param {String} sArg String value of Level
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* @param {Log4js.Level} defaultLevel default Level, if no String representation
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* @return Level object
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* @type Log4js.Level
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*/
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Level.toLevel = function(sArg, defaultLevel) {
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if (sArg === null) {
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return defaultLevel;
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};
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Level.prototype.toString = function() {
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return this.levelStr;
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};
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}
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Level.prototype.isLessThanOrEqualTo = function(otherLevel) {
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return this.level <= otherLevel.level;
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};
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if (typeof sArg == "string") {
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var s = sArg.toUpperCase();
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if (levels[s]) {
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return levels[s];
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}
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}
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return defaultLevel;
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};
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Level.prototype.isGreaterThanOrEqualTo = function(otherLevel) {
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return this.level >= otherLevel.level;
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};
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Level.prototype.toString = function() {
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return this.levelStr;
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};
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/**
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* Models a logging event.
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* @constructor
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* @param {String} categoryName name of category
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* @param {Log4js.Level} level level of message
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* @param {String} message message to log
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* @param {Log4js.Logger} logger the associated logger
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* @author Seth Chisamore
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*/
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function LoggingEvent (categoryName, level, message, exception, logger) {
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this.startTime = new Date();
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this.categoryName = categoryName;
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this.message = message;
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this.level = level;
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this.logger = logger;
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if (exception && exception.message && exception.name) {
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this.exception = exception;
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} else if (exception) {
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this.exception = new Error(sys.inspect(exception));
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Level.prototype.isLessThanOrEqualTo = function(otherLevel) {
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return this.level <= otherLevel.level;
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};
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Level.prototype.isGreaterThanOrEqualTo = function(otherLevel) {
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return this.level >= otherLevel.level;
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};
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/**
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* Models a logging event.
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* @constructor
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* @param {String} categoryName name of category
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* @param {Log4js.Level} level level of message
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* @param {String} message message to log
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* @param {Log4js.Logger} logger the associated logger
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* @author Seth Chisamore
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*/
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function LoggingEvent (categoryName, level, message, exception, logger) {
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this.startTime = new Date();
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this.categoryName = categoryName;
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this.message = message;
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this.level = level;
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this.logger = logger;
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if (exception && exception.message && exception.name) {
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this.exception = exception;
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} else if (exception) {
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this.exception = new Error(sys.inspect(exception));
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}
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}
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/**
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* Logger to log messages.
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* use {@see Log4js#getLogger(String)} to get an instance.
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* @constructor
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* @param name name of category to log to
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* @author Stephan Strittmatter
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*/
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function Logger (name, level) {
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this.category = name || DEFAULT_CATEGORY;
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this.level = Level.toLevel(level, levels.TRACE);
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}
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sys.inherits(Logger, events.EventEmitter);
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Logger.prototype.setLevel = function(level) {
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this.level = Level.toLevel(level, levels.TRACE);
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};
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Logger.prototype.log = function(logLevel, message, exception) {
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var loggingEvent = new LoggingEvent(this.category, logLevel, message, exception, this);
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this.emit("log", loggingEvent);
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};
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Logger.prototype.isLevelEnabled = function(otherLevel) {
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return this.level.isLessThanOrEqualTo(otherLevel);
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};
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['Trace','Debug','Info','Warn','Error','Fatal'].forEach(
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function(levelString) {
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var level = Level.toLevel(levelString);
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Logger.prototype['is'+levelString+'Enabled'] = function() {
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return this.isLevelEnabled(level);
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};
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Logger.prototype[levelString.toLowerCase()] = function (message, exception) {
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if (this.isLevelEnabled(level)) {
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this.log(level, message, exception);
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}
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};
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}
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);
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/**
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* Get the default logger instance.
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* @return {Logger} instance of default logger
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* @static
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*/
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function getDefaultLogger () {
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return getLogger(DEFAULT_CATEGORY);
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}
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function logLevelFilter (levelString, appender) {
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var level = Level.toLevel(levelString);
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return function(logEvent) {
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if (logEvent.level.isGreaterThanOrEqualTo(level)) {
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appender(logEvent);
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}
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}
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}
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/**
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* BasicLayout is a simple layout for storing the logs. The logs are stored
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* in following format:
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* <pre>
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* [startTime] [logLevel] categoryName - message\n
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* </pre>
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*
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* @author Stephan Strittmatter
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*/
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function basicLayout (loggingEvent) {
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var timestampLevelAndCategory = '[' + loggingEvent.startTime.toFormattedString() + '] ';
|
||||
timestampLevelAndCategory += '[' + loggingEvent.level.toString() + '] ';
|
||||
timestampLevelAndCategory += loggingEvent.categoryName + ' - ';
|
||||
|
||||
var output = timestampLevelAndCategory + loggingEvent.message;
|
||||
|
||||
if (loggingEvent.exception) {
|
||||
output += '\n'
|
||||
output += timestampLevelAndCategory;
|
||||
if (loggingEvent.exception.stack) {
|
||||
output += loggingEvent.exception.stack;
|
||||
} else {
|
||||
output += loggingEvent.exception.name + ': '+loggingEvent.exception.message;
|
||||
}
|
||||
}
|
||||
return output;
|
||||
}
|
||||
|
||||
/**
|
||||
* Taken from masylum's fork (https://github.com/masylum/log4js-node)
|
||||
*/
|
||||
function colorize (str, style) {
|
||||
var styles = {
|
||||
//styles
|
||||
'bold' : [1, 22],
|
||||
'italic' : [3, 23],
|
||||
'underline' : [4, 24],
|
||||
'inverse' : [7, 27],
|
||||
//grayscale
|
||||
'white' : [37, 39],
|
||||
'grey' : [90, 39],
|
||||
'black' : [90, 39],
|
||||
//colors
|
||||
'blue' : [34, 39],
|
||||
'cyan' : [36, 39],
|
||||
'green' : [32, 39],
|
||||
'magenta' : [35, 39],
|
||||
'red' : [31, 39],
|
||||
'yellow' : [33, 39]
|
||||
};
|
||||
return '\033[' + styles[style][0] + 'm' + str +
|
||||
'\033[' + styles[style][1] + 'm';
|
||||
}
|
||||
|
||||
/**
|
||||
* colouredLayout - taken from masylum's fork.
|
||||
* same as basicLayout, but with colours.
|
||||
*/
|
||||
function colouredLayout (loggingEvent) {
|
||||
var timestampLevelAndCategory = colorize('[' + loggingEvent.startTime.toFormattedString() + '] ', 'grey');
|
||||
timestampLevelAndCategory += colorize(
|
||||
'[' + loggingEvent.level.toString() + '] ', loggingEvent.level.colour
|
||||
);
|
||||
timestampLevelAndCategory += colorize(loggingEvent.categoryName + ' - ', 'grey');
|
||||
|
||||
var output = timestampLevelAndCategory + loggingEvent.message;
|
||||
|
||||
if (loggingEvent.exception) {
|
||||
output += '\n'
|
||||
output += timestampLevelAndCategory;
|
||||
if (loggingEvent.exception.stack) {
|
||||
output += loggingEvent.exception.stack;
|
||||
} else {
|
||||
output += loggingEvent.exception.name + ': '+loggingEvent.exception.message;
|
||||
}
|
||||
}
|
||||
return output;
|
||||
}
|
||||
|
||||
/**
|
||||
* Logger to log messages.
|
||||
* use {@see Log4js#getLogger(String)} to get an instance.
|
||||
* @constructor
|
||||
* @param name name of category to log to
|
||||
* @author Stephan Strittmatter
|
||||
*/
|
||||
function Logger (name, level) {
|
||||
this.category = name || DEFAULT_CATEGORY;
|
||||
this.level = Level.toLevel(level, levels.TRACE);
|
||||
}
|
||||
sys.inherits(Logger, events.EventEmitter);
|
||||
function messagePassThroughLayout (loggingEvent) {
|
||||
return loggingEvent.message;
|
||||
}
|
||||
|
||||
Logger.prototype.setLevel = function(level) {
|
||||
this.level = Level.toLevel(level, levels.TRACE);
|
||||
};
|
||||
/**
|
||||
* PatternLayout
|
||||
* Takes a pattern string and returns a layout function.
|
||||
* @author Stephan Strittmatter
|
||||
*/
|
||||
function patternLayout (pattern) {
|
||||
var TTCC_CONVERSION_PATTERN = "%r %p %c - %m%n";
|
||||
var regex = /%(-?[0-9]+)?(\.?[0-9]+)?([cdmnpr%])(\{([^\}]+)\})?|([^%]+)/;
|
||||
|
||||
Logger.prototype.log = function(logLevel, message, exception) {
|
||||
var loggingEvent = new LoggingEvent(this.category, logLevel, message, exception, this);
|
||||
this.emit("log", loggingEvent);
|
||||
};
|
||||
pattern = pattern || patternLayout.TTCC_CONVERSION_PATTERN;
|
||||
|
||||
Logger.prototype.isLevelEnabled = function(otherLevel) {
|
||||
return this.level.isLessThanOrEqualTo(otherLevel);
|
||||
};
|
||||
return function(loggingEvent) {
|
||||
var formattedString = "";
|
||||
var result;
|
||||
var searchString = this.pattern;
|
||||
|
||||
['Trace','Debug','Info','Warn','Error','Fatal'].forEach(
|
||||
function(levelString) {
|
||||
var level = Level.toLevel(levelString);
|
||||
Logger.prototype['is'+levelString+'Enabled'] = function() {
|
||||
return this.isLevelEnabled(level);
|
||||
};
|
||||
|
||||
Logger.prototype[levelString.toLowerCase()] = function (message, exception) {
|
||||
if (this.isLevelEnabled(level)) {
|
||||
this.log(level, message, exception);
|
||||
while ((result = regex.exec(searchString))) {
|
||||
var matchedString = result[0];
|
||||
var padding = result[1];
|
||||
var truncation = result[2];
|
||||
var conversionCharacter = result[3];
|
||||
var specifier = result[5];
|
||||
var text = result[6];
|
||||
|
||||
// Check if the pattern matched was just normal text
|
||||
if (text) {
|
||||
formattedString += "" + text;
|
||||
} else {
|
||||
// Create a raw replacement string based on the conversion
|
||||
// character and specifier
|
||||
var replacement = "";
|
||||
switch(conversionCharacter) {
|
||||
case "c":
|
||||
var loggerName = loggingEvent.categoryName;
|
||||
if (specifier) {
|
||||
var precision = parseInt(specifier, 10);
|
||||
var loggerNameBits = loggingEvent.categoryName.split(".");
|
||||
if (precision >= loggerNameBits.length) {
|
||||
replacement = loggerName;
|
||||
} else {
|
||||
replacement = loggerNameBits.slice(loggerNameBits.length - precision).join(".");
|
||||
}
|
||||
} else {
|
||||
replacement = loggerName;
|
||||
}
|
||||
break;
|
||||
case "d":
|
||||
var dateFormat = Date.ISO8601_FORMAT;
|
||||
if (specifier) {
|
||||
dateFormat = specifier;
|
||||
// Pick up special cases
|
||||
if (dateFormat == "ISO8601") {
|
||||
dateFormat = Date.ISO8601_FORMAT;
|
||||
} else if (dateFormat == "ABSOLUTE") {
|
||||
dateFormat = Date.ABSOLUTETIME_FORMAT;
|
||||
} else if (dateFormat == "DATE") {
|
||||
dateFormat = Date.DATETIME_FORMAT;
|
||||
}
|
||||
}
|
||||
// Format the date
|
||||
replacement = loggingEvent.startTime.toFormattedString(dateFormat);
|
||||
break;
|
||||
case "m":
|
||||
replacement = loggingEvent.message;
|
||||
break;
|
||||
case "n":
|
||||
replacement = "\n";
|
||||
break;
|
||||
case "p":
|
||||
replacement = loggingEvent.level.toString();
|
||||
break;
|
||||
case "r":
|
||||
replacement = "" + loggingEvent.startTime.toLocaleTimeString();
|
||||
break;
|
||||
case "%":
|
||||
replacement = "%";
|
||||
break;
|
||||
default:
|
||||
replacement = matchedString;
|
||||
break;
|
||||
}
|
||||
};
|
||||
}
|
||||
);
|
||||
// Format the replacement according to any padding or
|
||||
// truncation specified
|
||||
|
||||
var len;
|
||||
|
||||
// First, truncation
|
||||
if (truncation) {
|
||||
len = parseInt(truncation.substr(1), 10);
|
||||
replacement = replacement.substring(0, len);
|
||||
}
|
||||
// Next, padding
|
||||
if (padding) {
|
||||
if (padding.charAt(0) == "-") {
|
||||
len = parseInt(padding.substr(1), 10);
|
||||
// Right pad with spaces
|
||||
while (replacement.length < len) {
|
||||
replacement += " ";
|
||||
}
|
||||
} else {
|
||||
len = parseInt(padding, 10);
|
||||
// Left pad with spaces
|
||||
while (replacement.length < len) {
|
||||
replacement = " " + replacement;
|
||||
}
|
||||
}
|
||||
}
|
||||
formattedString += replacement;
|
||||
}
|
||||
searchString = searchString.substr(result.index + result[0].length);
|
||||
}
|
||||
return formattedString;
|
||||
};
|
||||
|
||||
};
|
||||
|
||||
|
||||
module.exports = function (fileSystem, standardOutput, configPaths) {
|
||||
var fs = fileSystem || require('fs'),
|
||||
standardOutput = standardOutput || sys.puts,
|
||||
configPaths = configPaths || require.paths;
|
||||
|
||||
/**
|
||||
* Get the default logger instance.
|
||||
* @return {Logger} instance of default logger
|
||||
* @static
|
||||
*/
|
||||
function getDefaultLogger () {
|
||||
return getLogger(DEFAULT_CATEGORY);
|
||||
}
|
||||
|
||||
function consoleAppender (layout) {
|
||||
layout = layout || colouredLayout;
|
||||
@ -410,214 +591,37 @@ module.exports = function (fileSystem, standardOutput, configPaths) {
|
||||
}
|
||||
}
|
||||
|
||||
function logLevelFilter (levelString, appender) {
|
||||
var level = Level.toLevel(levelString);
|
||||
return function(logEvent) {
|
||||
if (logEvent.level.isGreaterThanOrEqualTo(level)) {
|
||||
appender(logEvent);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* BasicLayout is a simple layout for storing the logs. The logs are stored
|
||||
* in following format:
|
||||
* <pre>
|
||||
* [startTime] [logLevel] categoryName - message\n
|
||||
* </pre>
|
||||
*
|
||||
* @author Stephan Strittmatter
|
||||
*/
|
||||
function basicLayout (loggingEvent) {
|
||||
var timestampLevelAndCategory = '[' + loggingEvent.startTime.toFormattedString() + '] ';
|
||||
timestampLevelAndCategory += '[' + loggingEvent.level.toString() + '] ';
|
||||
timestampLevelAndCategory += loggingEvent.categoryName + ' - ';
|
||||
|
||||
var output = timestampLevelAndCategory + loggingEvent.message;
|
||||
|
||||
if (loggingEvent.exception) {
|
||||
output += '\n'
|
||||
output += timestampLevelAndCategory;
|
||||
if (loggingEvent.exception.stack) {
|
||||
output += loggingEvent.exception.stack;
|
||||
} else {
|
||||
output += loggingEvent.exception.name + ': '+loggingEvent.exception.message;
|
||||
}
|
||||
}
|
||||
return output;
|
||||
}
|
||||
|
||||
/**
|
||||
* Taken from masylum's fork (https://github.com/masylum/log4js-node)
|
||||
*/
|
||||
function colorize (str, style) {
|
||||
var styles = {
|
||||
//styles
|
||||
'bold' : [1, 22],
|
||||
'italic' : [3, 23],
|
||||
'underline' : [4, 24],
|
||||
'inverse' : [7, 27],
|
||||
//grayscale
|
||||
'white' : [37, 39],
|
||||
'grey' : [90, 39],
|
||||
'black' : [90, 39],
|
||||
//colors
|
||||
'blue' : [34, 39],
|
||||
'cyan' : [36, 39],
|
||||
'green' : [32, 39],
|
||||
'magenta' : [35, 39],
|
||||
'red' : [31, 39],
|
||||
'yellow' : [33, 39]
|
||||
};
|
||||
return '\033[' + styles[style][0] + 'm' + str +
|
||||
'\033[' + styles[style][1] + 'm';
|
||||
}
|
||||
|
||||
/**
|
||||
* colouredLayout - taken from masylum's fork.
|
||||
* same as basicLayout, but with colours.
|
||||
*/
|
||||
function colouredLayout (loggingEvent) {
|
||||
var timestampLevelAndCategory = colorize('[' + loggingEvent.startTime.toFormattedString() + '] ', 'grey');
|
||||
timestampLevelAndCategory += colorize(
|
||||
'[' + loggingEvent.level.toString() + '] ', loggingEvent.level.colour
|
||||
);
|
||||
timestampLevelAndCategory += colorize(loggingEvent.categoryName + ' - ', 'grey');
|
||||
|
||||
var output = timestampLevelAndCategory + loggingEvent.message;
|
||||
|
||||
if (loggingEvent.exception) {
|
||||
output += '\n'
|
||||
output += timestampLevelAndCategory;
|
||||
if (loggingEvent.exception.stack) {
|
||||
output += loggingEvent.exception.stack;
|
||||
} else {
|
||||
output += loggingEvent.exception.name + ': '+loggingEvent.exception.message;
|
||||
function configure (configurationFile) {
|
||||
if (configurationFile) {
|
||||
try {
|
||||
var config = JSON.parse(fs.readFileSync(configurationFile, "utf8"));
|
||||
configureAppenders(config.appenders, fileAppender, consoleAppender);
|
||||
configureLevels(config.levels);
|
||||
} catch (e) {
|
||||
throw new Error("Problem reading log4js config file " + configurationFile + ". Error was \"" + e.message + "\" ("+e.stack+")");
|
||||
}
|
||||
}
|
||||
return output;
|
||||
}
|
||||
|
||||
function messagePassThroughLayout (loggingEvent) {
|
||||
return loggingEvent.message;
|
||||
function findConfiguration() {
|
||||
//add current directory onto the list of configPaths
|
||||
var paths = ['.'].concat(configPaths);
|
||||
//add this module's directory to the end of the list, so that we pick up the default config
|
||||
paths.push(__dirname);
|
||||
var pathsWithConfig = paths.filter( function (pathToCheck) {
|
||||
try {
|
||||
fs.statSync(path.join(pathToCheck, "log4js.json"));
|
||||
return true;
|
||||
} catch (e) {
|
||||
return false;
|
||||
}
|
||||
});
|
||||
if (pathsWithConfig.length > 0) {
|
||||
return path.join(pathsWithConfig[0], 'log4js.json');
|
||||
}
|
||||
return undefined;
|
||||
}
|
||||
|
||||
/**
|
||||
* PatternLayout
|
||||
* Takes a pattern string and returns a layout function.
|
||||
* @author Stephan Strittmatter
|
||||
*/
|
||||
function patternLayout (pattern) {
|
||||
var TTCC_CONVERSION_PATTERN = "%r %p %c - %m%n";
|
||||
var regex = /%(-?[0-9]+)?(\.?[0-9]+)?([cdmnpr%])(\{([^\}]+)\})?|([^%]+)/;
|
||||
|
||||
pattern = pattern || patternLayout.TTCC_CONVERSION_PATTERN;
|
||||
|
||||
return function(loggingEvent) {
|
||||
var formattedString = "";
|
||||
var result;
|
||||
var searchString = this.pattern;
|
||||
|
||||
while ((result = regex.exec(searchString))) {
|
||||
var matchedString = result[0];
|
||||
var padding = result[1];
|
||||
var truncation = result[2];
|
||||
var conversionCharacter = result[3];
|
||||
var specifier = result[5];
|
||||
var text = result[6];
|
||||
|
||||
// Check if the pattern matched was just normal text
|
||||
if (text) {
|
||||
formattedString += "" + text;
|
||||
} else {
|
||||
// Create a raw replacement string based on the conversion
|
||||
// character and specifier
|
||||
var replacement = "";
|
||||
switch(conversionCharacter) {
|
||||
case "c":
|
||||
var loggerName = loggingEvent.categoryName;
|
||||
if (specifier) {
|
||||
var precision = parseInt(specifier, 10);
|
||||
var loggerNameBits = loggingEvent.categoryName.split(".");
|
||||
if (precision >= loggerNameBits.length) {
|
||||
replacement = loggerName;
|
||||
} else {
|
||||
replacement = loggerNameBits.slice(loggerNameBits.length - precision).join(".");
|
||||
}
|
||||
} else {
|
||||
replacement = loggerName;
|
||||
}
|
||||
break;
|
||||
case "d":
|
||||
var dateFormat = Date.ISO8601_FORMAT;
|
||||
if (specifier) {
|
||||
dateFormat = specifier;
|
||||
// Pick up special cases
|
||||
if (dateFormat == "ISO8601") {
|
||||
dateFormat = Date.ISO8601_FORMAT;
|
||||
} else if (dateFormat == "ABSOLUTE") {
|
||||
dateFormat = Date.ABSOLUTETIME_FORMAT;
|
||||
} else if (dateFormat == "DATE") {
|
||||
dateFormat = Date.DATETIME_FORMAT;
|
||||
}
|
||||
}
|
||||
// Format the date
|
||||
replacement = loggingEvent.startTime.toFormattedString(dateFormat);
|
||||
break;
|
||||
case "m":
|
||||
replacement = loggingEvent.message;
|
||||
break;
|
||||
case "n":
|
||||
replacement = "\n";
|
||||
break;
|
||||
case "p":
|
||||
replacement = loggingEvent.level.toString();
|
||||
break;
|
||||
case "r":
|
||||
replacement = "" + loggingEvent.startTime.toLocaleTimeString();
|
||||
break;
|
||||
case "%":
|
||||
replacement = "%";
|
||||
break;
|
||||
default:
|
||||
replacement = matchedString;
|
||||
break;
|
||||
}
|
||||
// Format the replacement according to any padding or
|
||||
// truncation specified
|
||||
|
||||
var len;
|
||||
|
||||
// First, truncation
|
||||
if (truncation) {
|
||||
len = parseInt(truncation.substr(1), 10);
|
||||
replacement = replacement.substring(0, len);
|
||||
}
|
||||
// Next, padding
|
||||
if (padding) {
|
||||
if (padding.charAt(0) == "-") {
|
||||
len = parseInt(padding.substr(1), 10);
|
||||
// Right pad with spaces
|
||||
while (replacement.length < len) {
|
||||
replacement += " ";
|
||||
}
|
||||
} else {
|
||||
len = parseInt(padding, 10);
|
||||
// Left pad with spaces
|
||||
while (replacement.length < len) {
|
||||
replacement = " " + replacement;
|
||||
}
|
||||
}
|
||||
}
|
||||
formattedString += replacement;
|
||||
}
|
||||
searchString = searchString.substr(result.index + result[0].length);
|
||||
}
|
||||
return formattedString;
|
||||
};
|
||||
|
||||
};
|
||||
|
||||
function replaceConsole(logger) {
|
||||
function replaceWith (fn) {
|
||||
return function() {
|
||||
@ -634,10 +638,13 @@ module.exports = function (fileSystem, standardOutput, configPaths) {
|
||||
|
||||
}
|
||||
|
||||
//set ourselves up if we can find a default log4js.json
|
||||
configure(findConfiguration());
|
||||
//replace console.log, etc with log4js versions
|
||||
replaceConsole(getLogger("console"));
|
||||
//do we already have appenders?
|
||||
if (!appenders.count) {
|
||||
//set ourselves up if we can find a default log4js.json
|
||||
configure(findConfiguration());
|
||||
//replace console.log, etc with log4js versions
|
||||
replaceConsole(getLogger("console"));
|
||||
}
|
||||
|
||||
return {
|
||||
getLogger: getLogger,
|
||||
|
||||
@ -247,7 +247,9 @@ vows.describe('log4js').addBatch({
|
||||
|
||||
'with no appenders defined' : {
|
||||
topic: function() {
|
||||
var logger, message, log4js = require('../lib/log4js')(null, function (msg) { message = msg; } );
|
||||
var logger, message, log4jsFn = require('../lib/log4js'), log4js;
|
||||
log4jsFn().clearAppenders();
|
||||
log4js = log4jsFn(null, function (msg) { message = msg; } );
|
||||
logger = log4js.getLogger("some-logger");
|
||||
logger.debug("This is a test");
|
||||
return message;
|
||||
@ -364,10 +366,15 @@ vows.describe('log4js').addBatch({
|
||||
},
|
||||
fakeConsoleLog = function (msg) { message = msg; },
|
||||
fakeRequirePath = [ '/a/b/c', '/some/other/path', '/path/to/config', '/some/later/directory' ],
|
||||
log4js = require('../lib/log4js')(fakeFS, fakeConsoleLog, fakeRequirePath),
|
||||
log4jsFn = require('../lib/log4js'),
|
||||
log4js, logger;
|
||||
|
||||
log4jsFn().clearAppenders();
|
||||
log4js = log4jsFn(fakeFS, fakeConsoleLog, fakeRequirePath);
|
||||
logger = log4js.getLogger('a-test');
|
||||
logger.debug("this is a test");
|
||||
|
||||
|
||||
return [ pathsChecked, message ];
|
||||
},
|
||||
|
||||
@ -478,8 +485,8 @@ vows.describe('log4js').addBatch({
|
||||
topic: function() {
|
||||
var log4js = require('../lib/log4js')(), logEvents = [], logger;
|
||||
log4js.clearAppenders();
|
||||
log4js.addAppender(log4js.logLevelFilter('ERROR', function(evt) { logEvents.push(evt); }));
|
||||
logger = log4js.getLogger();
|
||||
log4js.addAppender(log4js.logLevelFilter('ERROR', function(evt) { logEvents.push(evt); }), "logLevelTest");
|
||||
logger = log4js.getLogger("logLevelTest");
|
||||
logger.debug('this should not trigger an event');
|
||||
logger.warn('neither should this');
|
||||
logger.error('this should, though');
|
||||
@ -535,6 +542,19 @@ vows.describe('log4js').addBatch({
|
||||
assert.equal(logEvent.message, "tracing");
|
||||
assert.equal(logEvent.level.toString(), "TRACE");
|
||||
}
|
||||
},
|
||||
|
||||
'configuration persistence' : {
|
||||
'should maintain appenders between requires': function () {
|
||||
var logEvent, firstLog4js = require('../lib/log4js')(), secondLog4js;
|
||||
firstLog4js.clearAppenders();
|
||||
firstLog4js.addAppender(function(evt) { logEvent = evt; });
|
||||
|
||||
secondLog4js = require('../lib/log4js')();
|
||||
secondLog4js.getLogger().info("This should go to the appender defined in firstLog4js");
|
||||
|
||||
assert.equal(logEvent.message, "This should go to the appender defined in firstLog4js");
|
||||
}
|
||||
}
|
||||
|
||||
}).export(module);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user