utils: convert tabs to spaces

Author: benesch

lib/utils.js

@@ -17,28 +17,28 @@ if(typeof events.EventEmitter.prototype.once !== 'function') {
 // uses comma separator so won't work for types like box that use
 // a different array separator.
 function arrayString(val) {
-	var result = '{';
-	for (var i = 0 ; i < val.length; i++) {
-		if(i > 0) {
-			result = result + ',';
-		}
-		if(val[i] instanceof Date) {
-			result = result + JSON.stringify(val[i]);
-		}
-		else if(typeof val[i] === 'undefined') {
-			result = result + 'NULL';
-		}
-		else if(Array.isArray(val[i])) {
-			result = result + arrayString(val[i]);
-		}
-		else
-		{
-			result = result +
-				(val[i] === null ? 'NULL' : JSON.stringify(val[i]));
-		}
-	}
-	result = result + '}';
-	return result;
+  var result = '{';
+  for (var i = 0 ; i < val.length; i++) {
+    if(i > 0) {
+      result = result + ',';
+    }
+    if(val[i] instanceof Date) {
+      result = result + JSON.stringify(val[i]);
+    }
+    else if(typeof val[i] === 'undefined') {
+      result = result + 'NULL';
+    }
+    else if(Array.isArray(val[i])) {
+      result = result + arrayString(val[i]);
+    }
+    else
+    {
+      result = result +
+        (val[i] === null ? 'NULL' : JSON.stringify(val[i]));
+    }
+  }
+  result = result + '}';
+  return result;
 }
 
 //converts values from javascript types