fix: private model properties are private (#24)

* fix: private model properties are private

* chore: packge bump

lib/model/model.js

@@ -9,6 +9,7 @@ const bindVirtuals = require('./util/bindVirtuals')
 const bindRql = require('./util/bindRql')
 const generateJoinTableName = require('./util/generateJoinTableName')
 const takeEvents = require('./util/takeEvents')
+const hiddenProp = require('./util/hiddenProp')
 const parse = require('./parse')
 const saveAll = require('./saveAll')
 
@@ -45,10 +46,10 @@ function createModel (requelize) {
         // Create virtual getters
         bindVirtuals(Model, this)
 
-        this._data = {}
-        this._pivot = {}
-        this._validate = true
-        this._saved = false
+        hiddenProp(this, '_data', {})
+        hiddenProp(this, '_pivot', {})
+        hiddenProp(this, '_validate', true)
+        hiddenProp(this, '_saved', false)
 
         // Set initial values (must be after getters/setters)
         for (const key of Object.keys(initialData)) {

lib/model/util/hiddenProp.js

@@ -0,0 +1,14 @@
+/**
+ * Create a hidden property
+ * Useful when printing JSON models
+ * @param {Object} obj   Object
+ * @param {String} prop  Property name
+ * @param {Object} value Any value
+ */
+module.exports = (obj, prop, value) => {
+  Object.defineProperty(obj, prop, {
+    enumerable: false,
+    writable: true,
+    value
+  })
+}

package.json

@@ -1,6 +1,6 @@
 {
   "name": "requelize",
-  "version": "0.9.2",
+  "version": "0.9.3",
   "description": "RethinkDB ORM",
   "main": "index.js",
   "repository": "https://github.com/buckless/requelize.git",