make null assignment more explicit

yyx990803 · yyx990803 · commit ebb275a72dbb · 2016-03-17T23:19:24.000-04:00
diff --git a/src/vuefire.js b/src/vuefire.js
@@ -181,8 +181,8 @@
       for (var key in this.$firebaseRefs) {
         unbind(this, key)
       }
-      this.$firebaseRefs =
-      this._firebaseSources =
+      this.$firebaseRefs = null
+      this._firebaseSources = null
       this._firebaseListeners = null
     }
   }

Original file line number	Diff line number	Diff line change
`@@ -181,8 +181,8 @@`
`181`	`181`	`for (var key in this.$firebaseRefs) {`
`182`	`182`	`unbind(this, key)`
`183`	`183`	`}`
`184`		`- this.$firebaseRefs =`
`185`		`- this._firebaseSources =`
	`184`	`+ this.$firebaseRefs = null`
	`185`	`+ this._firebaseSources = null`
`186`	`186`	`this._firebaseListeners = null`
`187`	`187`	`}`
`188`	`188`	`}`