Update

dist/underscore-db.js

@@ -48,7 +48,9 @@ module.exports = {
   getById: function(collection, id) {
     var self = this;
     return this.find(collection, function(doc) {
-      return doc[self.__id()] === id;
+      if (doc.hasOwnProperty(self.__id())) {
+        return doc[self.__id()].toString() === id.toString();
+      }
     });
   },
 

package.json

@@ -1,11 +1,13 @@
 {
   "name": "underscore-db",
-  "version": "0.11.0",
+  "version": "0.12.0",
   "description": "Use JavaScript objects as databases",
   "main": "src/node.js",
   "scripts": {
     "test": "grunt test",
-    "prepublish": "grunt"
+    "build": "grunt",
+    "prepush": "npm test",
+    "prepublish": "npm run build"
   },
   "author": "Typicode <[email protected]>",
   "license": "MIT",
@@ -33,6 +35,7 @@
     "grunt-contrib-uglify": "^0.9.1",
     "grunt-contrib-watch": "~0.5.3",
     "grunt-mocha-test": "~0.7.0",
+    "husky": "^0.11.8",
     "lodash": "^4.6.1",
     "sinon": "~1.8.1",
     "underscore": "^1.8.3"