Adding multiline tags

lib/console2.js

@@ -86,12 +86,13 @@
             length = 0;
 
         tags.forEach(function (tag) {
-            if (tag !== null && typeof tag === 'object') {
+            if(typeof tag === "undefined" || tag === null) return;
+            if (typeof tag === 'object') {
                 result += applyColors('[' + tag.msg + ']', tag.colors);
-                length += ("" + tag.msg).length + 2;
+                length += tag.msg.toString().length + 2;
             } else {
                 result += '[' + tag + ']';
-                length += ("" + tag).length + 2;
+                length += tag.toString().length + 2;
             }
         });
 
@@ -116,16 +117,12 @@
      * @return {int}    msgLength
      */
     var buildFileInfos = function (infos, fileColors, lineColors) {
-        var result = '[' +
-            applyColors(infos.filename, fileColors) +
-            ':' +
-            applyColors(infos.line, lineColors) +
-            ']';
-        var length = ('[' + infos.filename + ':' + infos.line + ']').length;
 
         return {
-            msg       : result,
-            msgLength : length
+            msg       : '[' + applyColors(infos.filename, fileColors) + ':' +
+                              applyColors(infos.line, lineColors) + ']',
+            msgLength : (infos.filename.toString() +
+                            infos.line.toString()).length + 3
         };
     };
 
@@ -345,6 +342,14 @@
         return this;
     };
 
+    var spaceLUT = {};
+    var getSpaces = function(offset){
+        if(typeof spaceLUT[offset] === "undefined"){
+            spaceLUT[offset] = new Array(offset).join(' ');
+        }
+        return spaceLUT[offset];
+    }
+
     /**
      * Console2.prototype.buildArgs
      *
@@ -354,50 +359,59 @@
      * @param   {Object}  log
      * @return  {String}  the string
      */
-    Console2.prototype.buildArgs = function (log) {
+    Console2.prototype.buildArgs = function (log, offset, context) {
 
         var args       = Array.prototype.slice.call(log.args, 0), // transform args in an array
-            msg        = "";    //the log message
+            msg        = "",    // the log message; with newline
+            raw        = "";    // no-newlines
 
         // if all args are string or number, format args as usual
         if (areAllStringOrNumber(args)) {
-            msg = util.format.apply(this, args);
+            raw = util.format.apply(util, args);
+            msg = getSpaces(offset) + raw;
 
         // if objects or array present
         } else {
 
-            var delimiter  = '\n',
+            var delimiter  = '',
                 multiLines = false; // if the log need multiples lines (ie. object, array)
 
             // Process arg one by one
-            args.forEach(function (arg) {
+            args.forEach(function (arg, index) {
 
                 // if arg is an object / array
                 // use multiples lines
                 if (arg !== null && typeof arg === 'object') {
 
-                    msg += delimiter;
-
-                    msg += JSON.stringify(arg, null, 2);
-
+                    msg += delimiter + JSON.stringify(arg, null, 2);
                     multiLines = true;
 
                 // for "normal" args
                 } else {
+
                     if (multiLines) {
                         msg += delimiter;
                     }
-                    msg += arg + "";
+
+                    msg += arg.toString();
+                }
+
+                if(index === 0){
+                    delimiter = '\n';
                 }
             });
 
+            msg = getSpaces(offset) + msg;
+
             if (multiLines) {
-                msg += '\n';
-                msg = msg.replace(/\n/gm, '\n' + new Array(this.opt.spaceSize).join(' '));
+                msg = msg.replace(/\n/gm, '\n' + context + getSpaces(offset));
             }
         }
 
-        return msg;
+        return {
+            msg : msg,
+            raw : raw
+        };
 
     };
 
@@ -550,32 +564,24 @@
                 opt        : opt
             };
 
-            //It's time to build the result string
-
-            var offsetSpace = "";
-
             // Build the context string
             var context = this.buildContext(log, log.show);
 
+            // Generate the according number of space between context and args strings
+            // add space according to the contextMediumSize
+            var offset = Math.max(0, this.opt.contextMediumSize - context.length);
+
+            // save context
             log.contextString = context.result;
 
             // Build the args string
-            log.argsString = this.buildArgs(log);
+            var built = this.buildArgs(log, offset, log.contextString);
 
-            //Generate the according number of space between context and args strings
-            if (context.length > 0) { //if there is context string
-                //add space according to the contextMediumSize
-                var offset = this.opt.contextMediumSize - context.length;
-
-                if (offset < 0) { //context string could be longer than medium size
-                    offset = 0;
-                }
-
-                offsetSpace = new Array(offset + this.opt.spaceSize).join(' ');
-            }
+            // newline enabled
+            log.argsString = built.msg;
 
             // Finally, the message
-            log.message = log.contextString + offsetSpace + log.argsString;
+            log.message = log.contextString + log.argsString;
 
             // Emit events
             this.emit('new', log, log.type); // 'new' event