diff --git a/lib/model.js b/lib/model.js
index e0e6516..f409e15 100644
--- a/lib/model.js
+++ b/lib/model.js
@@ -131,6 +131,20 @@ function deepCopy (obj) {
 }
 
 
+/**
+ * Tells if an object is a primitive type or a "real" object
+ * Arrays are considered primitive
+ */
+function isPrimitiveType (obj) {
+  return ( typeof obj === 'boolean' ||
+       typeof obj === 'number' ||
+       typeof obj === 'string' ||
+       obj === null ||
+       util.isDate(obj) ||
+	   util.isArray(obj));
+}
+
+
 /**
  * Utility functions for comparing things
  * Assumes type checking was already done (a and b already have the same type)
@@ -600,7 +614,7 @@ logicalOperators.$not = function (obj, query) {
 
 
 /**
- * Tell if a given document matches a query
+ * Tell if a given document matches a query 
  * @param {Object} obj Document to check
  * @param {Object} query
  */
@@ -631,8 +645,7 @@ function match (obj, query) {
  */
 function matchQueryPart (obj, queryKey, queryValue) {
   var objValue = getDotValue(obj, queryKey)
-    , i
-    , keys, firstChars, dollarFirstChars
+    , i, keys, firstChars, dollarFirstChars
     ;
   
   // Check if the object value is an array treat it as an array of { obj, query }
diff --git a/test/model.test.js b/test/model.test.js
index 5f13dfa..8751b92 100644
--- a/test/model.test.js
+++ b/test/model.test.js
@@ -165,6 +165,10 @@ describe('Model', function () {
 
       model.checkObject(obj);
     });
+	
+	it.only('Can check if an object is a primitive or not', function () {
+	
+	});
 
   });   // ==== End of 'Object checking' ==== //
 
@@ -200,7 +204,7 @@ describe('Model', function () {
     });
 
   });   // ==== End of 'Deep copying' ==== //
-
+  
 
   describe('Modifying documents', function () {