Detect array-specific comparison functions

lib/model.js

@@ -683,16 +683,15 @@ function matchQueryPart (obj, queryKey, queryValue, treatObjAsValue) {
 
   // Check if the object value is an array
   if (util.isArray(objValue) && !treatObjAsValue) {
-    // Check if we are applying a comparison function to the array itself
+    // Check if we are using an array-specific comparison function
     if (queryValue !== null && typeof queryValue === 'object' && !util.isRegExp(queryValue)) {
-      keys = Object.keys(queryValue);
+      keys = Object.keys(queryValue);      
-      
       for (i = 0; i < keys.length; i += 1) {
         if (arrayComparisonFunctions[keys[i]]) { return matchQueryPart(obj, queryKey, queryValue, true); }
       }
     }
 
-    // Else, treat it as an array of { obj, query } where there needs to be at least one match
+    // If not, treat it as an array of { obj, query } where there needs to be at least one match
     for (i = 0; i < objValue.length; i += 1) {
       if (matchQueryPart({ k: objValue[i] }, 'k', queryValue)) { return true; }   // k here could be any string
     }