chore: upgraded dev deps

.eslintrc

@@ -12,9 +12,10 @@
     "strict": 0,
     "import/no-extraneous-dependencies": 1,
     "prefer-spread": 0,
-    "prefer-rest-params": 0
+		"prefer-rest-params": 0,
+		"prefer-destructuring": 0
 	},
-  "parser-options": {
+  "parserOptions": {
     "ecmaVersion": 6
   }
 }

lib/appenders/file.js

@@ -40,7 +40,8 @@ function fileAppender(file, layout, logSize, numBackups, options, timezoneOffset
   // there has to be at least one backup if logSize has been specified
   numBackups = numBackups === 0 ? 1 : numBackups;
 
-  debug('Creating file appender (',
+  debug(
+    'Creating file appender (',
     file, ', ',
     logSize, ', ',
     numBackups, ', ',

lib/appenders/gelf.js

@@ -8,14 +8,14 @@ const OS = require('os');
 const debug = require('debug')('log4js:gelf');
 
 /* eslint no-unused-vars:0 */
-const LOG_EMERG = 0;    // system is unusable(unused)
-const LOG_ALERT = 1;    // action must be taken immediately(unused)
-const LOG_CRIT = 2;     // critical conditions
-const LOG_ERROR = 3;    // error conditions
-const LOG_WARNING = 4;  // warning conditions
-const LOG_NOTICE = 5;   // normal, but significant, condition(unused)
-const LOG_INFO = 6;     // informational message
-const LOG_DEBUG = 7;    // debug-level message
+const LOG_EMERG = 0; // system is unusable(unused)
+const LOG_ALERT = 1; // action must be taken immediately(unused)
+const LOG_CRIT = 2; // critical conditions
+const LOG_ERROR = 3; // error conditions
+const LOG_WARNING = 4; // warning conditions
+const LOG_NOTICE = 5; // normal, but significant, condition(unused)
+const LOG_INFO = 6; // informational message
+const LOG_DEBUG = 7; // debug-level message
 
 /**
  * GELF appender that supports sending UDP packets to a GELF compatible server such as Graylog
@@ -113,7 +113,7 @@ function gelfAppender(layout, config, levels) {
 
   const app = (loggingEvent) => {
     const message = preparePacket(loggingEvent);
-    zlib.gzip(new Buffer(JSON.stringify(message)), (err, packet) => {
+    zlib.gzip(Buffer.from(JSON.stringify(message)), (err, packet) => {
       if (err) {
         console.error(err.stack);
       } else {

lib/appenders/logFaces-HTTP.js

@@ -36,11 +36,11 @@ function logFacesAppender(config) {
   return function log(event) {
     // convert to logFaces compact json format
     const lfsEvent = {
-      a: config.application || '',   // application name
-      t: event.startTime.getTime(),  // time stamp
-      p: event.level.levelStr,       // level (priority)
-      g: event.categoryName,         // logger name
-      m: format(event.data)          // message text
+      a: config.application || '', // application name
+      t: event.startTime.getTime(), // time stamp
+      p: event.level.levelStr, // level (priority)
+      g: event.categoryName, // logger name
+      m: format(event.data) // message text
     };
 
     // add context variables if exist
@@ -52,9 +52,7 @@ function logFacesAppender(config) {
     sender.post('', lfsEvent)
       .catch((error) => {
         if (error.response) {
-          console.error(
-            `log4js.logFaces-HTTP Appender error posting to ${config.url}: ${error.response.status} - ${error.response.data}`
-          );
+          console.error(`log4js.logFaces-HTTP Appender error posting to ${config.url}: ${error.response.status} - ${error.response.data}`);
           return;
         }
         console.error(`log4js.logFaces-HTTP Appender error: ${error.message}`);
@@ -67,8 +65,9 @@ function configure(config) {
 }
 
 function format(logData) {
-  const data = Array.isArray(logData) ?
-               logData : Array.prototype.slice.call(arguments);
+  const data = Array.isArray(logData)
+    ? logData
+    : Array.prototype.slice.call(arguments);
   return util.format.apply(util, wrapErrorsWithInspect(data));
 }
 

lib/appenders/logFaces-UDP.js

@@ -21,7 +21,7 @@ function datagram(config) {
   const port = config.port || 55201;
 
   return function (event) {
-    const buff = new Buffer(JSON.stringify(event));
+    const buff = Buffer.from(JSON.stringify(event));
     sock.send(buff, 0, buff.length, port, host, (err) => {
       if (err) {
         console.error(`log4js.logFacesUDPAppender error sending to ${host}:${port}, error: `, err);
@@ -46,11 +46,11 @@ function logFacesUDPAppender(config) {
   return function log(event) {
     // convert to logFaces compact json format
     const lfsEvent = {
-      a: config.application || '',   // application name
-      t: event.startTime.getTime(),  // time stamp
-      p: event.level.levelStr,       // level (priority)
-      g: event.categoryName,         // logger name
-      m: format(event.data)          // message text
+      a: config.application || '', // application name
+      t: event.startTime.getTime(), // time stamp
+      p: event.level.levelStr, // level (priority)
+      g: event.categoryName, // logger name
+      m: format(event.data) // message text
     };
 
     // add context variables if exist
@@ -82,8 +82,9 @@ function wrapErrorsWithInspect(items) {
 }
 
 function format(logData) {
-  const data = Array.isArray(logData) ?
-               logData : Array.prototype.slice.call(arguments);
+  const data = Array.isArray(logData)
+    ? logData
+    : Array.prototype.slice.call(arguments);
   return util.format.apply(util, wrapErrorsWithInspect(data));
 }
 

lib/appenders/logstashUDP.js

@@ -4,7 +4,7 @@ const dgram = require('dgram');
 const util = require('util');
 
 function sendLog(udp, host, port, logObject) {
-  const buffer = new Buffer(JSON.stringify(logObject));
+  const buffer = Buffer.from(JSON.stringify(logObject));
 
   /* eslint no-unused-vars:0 */
   udp.send(buffer, 0, buffer.length, port, host, (err, bytes) => {

lib/appenders/smtp.js

@@ -113,7 +113,7 @@ function smtpAppender(config, layout, subjectLayout) {
   }
 
   const appender = (loggingEvent) => {
-    unsentCount++;  // eslint-disable-line no-plusplus
+    unsentCount++; // eslint-disable-line no-plusplus
     logEventBuffer.push(loggingEvent);
     if (sendInterval > 0) {
       scheduleSend();