Release 0.2.5

Author: gabrielelana

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mongodb-shell-extensions",
-  "version": "0.2.4",
+  "version": "0.2.5",
   "description": "Useful MongoDB shell extensions",
   "files": [
     "src",

released/mongorc.js

@@ -10244,7 +10244,7 @@ moment.fn.within = function(range) {
 
 /* global chatty */
 
-chatty('\033[1;32m+ MongoDB Shell Extensions (0.2.4) by Gabriele Lana <gabriele.lana@gmail.com>\033[0m')
+chatty('\033[1;32m+ MongoDB Shell Extensions (0.2.5) by Gabriele Lana <gabriele.lana@gmail.com>\033[0m')
 
 DBCollection.prototype.last = function(n) {
   return this.find().sort({_id: -1}).limit(n || 1)
@@ -10401,11 +10401,45 @@ DBCollection.prototype.distinctAndCount = function(field, query) {
 
   var result = it.result || it.toArray()
   return _.reduce(result, function(all, r) {
-    if (!_.any(r.values, isObject)) {
-      all[_.values(r.values).join(',')] = r.count
-      return all
+
+    var isValidValue =
+      _(r.values)
+        .chain()
+        .values()
+        .any(function(value) {
+          if (_(value).isArray()) {
+            return _(value).all(function(value) {
+              return !_(value).isObject()
+            })
+          }
+          // we support values like Number or Date but not {}
+          return value.constructor.name !== ''
+        })
+        .valueOf()
+
+    if (!isValidValue) {
+      throw 'distinctAndCount could not work when one or more fields are objects: ' + tojson(r.values)
     }
-    throw 'distinctAndCount fields could not be objects: ' + tojson(r.values)
+
+    var key =
+      _(r.values)
+        .chain()
+        .values()
+        .map(function(value) {
+          if (_(value.valueOf).isFunction()) {
+            value = value.valueOf()
+          }
+          if (_(value).isArray()) {
+            value = _(value).sort().valueOf()
+          }
+          return value
+        })
+        .valueOf()
+        .join(',')
+
+    all[key] = (all[key] || 0) + r.count
+
+    return all
   }, {})
 }