Added Severity level to tracing

JavaScript/JavaScriptSDK.Interfaces/IAppInsights.ts

@@ -105,10 +105,11 @@ module Microsoft.ApplicationInsights {
 
         /**
         * Log a diagnostic message. 
-        * @param    message A message string 
+        * @param   message A message string 
         * @param   properties  map[string, string] - additional data used to filter traces in the portal. Defaults to empty.
+        * @param   severityLevel   AI.SeverityLevel - severity level
         */
-        trackTrace(message: string, properties?: { [name: string]: string; });
+        trackTrace(message: string, properties?: { [name: string]: string; }, severityLevel?: AI.SeverityLevel);
 
 
         /**

JavaScript/JavaScriptSDK/AppInsights.ts

@@ -377,10 +377,11 @@ module Microsoft.ApplicationInsights {
         * Log a diagnostic message. 
         * @param    message A message string 
         * @param   properties  map[string, string] - additional data used to filter traces in the portal. Defaults to empty.
+        * @param   severityLevel   AI.SeverityLevel - severity level
         */
-        public trackTrace(message: string, properties?: Object) {
+        public trackTrace(message: string, properties?: Object, severityLevel?: AI.SeverityLevel) {
             try {
-                var telemetry = new Telemetry.Trace(message, properties);
+                var telemetry = new Telemetry.Trace(message, properties, severityLevel);
                 var data = new ApplicationInsights.Telemetry.Common.Data<ApplicationInsights.Telemetry.Trace>(Telemetry.Trace.dataType, telemetry);
                 var envelope = new Telemetry.Common.Envelope(data, Telemetry.Trace.envelopeType);
 

JavaScript/JavaScriptSDK/Telemetry/Trace.ts

@@ -18,13 +18,17 @@ module Microsoft.ApplicationInsights.Telemetry {
         };
 
         /**
-         * Constructs a new instance of the MetricTelemetry object
+         * Constructs a new instance of the TraceTelemetry object
          */
-        constructor(message: string, properties?: any) {
+        constructor(message: string, properties?: any, severityLevel?: AI.SeverityLevel) {
             super();
             message = message || Util.NotSpecified;
             this.message = Common.DataSanitizer.sanitizeMessage(message);
             this.properties = Common.DataSanitizer.sanitizeProperties(properties);
+
+            if (severityLevel) {
+                this.severityLevel = severityLevel;
+            }
         }
     }
 }

JavaScript/JavaScriptSDK/Util.ts

@@ -412,7 +412,7 @@ module Microsoft.ApplicationInsights {
                 if (Date.prototype.toISOString) {
                     return date.toISOString();
                 } else {
-                    function pad(number) {
+                    const pad = function(number) {
                         var r = String(number);
                         if (r.length === 1) {
                             r = "0" + r;