Merge pull request #221 from FrankSalad/v3-exists-fn

V3 exists fn
fullstackreact · Jan 26, 2017 · 7de26d3 · 7de26d3
2 parents b395e26 + 0ad1159
commit 7de26d3
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diff --git a/docs/api/database.md b/docs/api/database.md
@@ -25,6 +25,15 @@ firestack.database()
   });
 ```
 
+Test value exists at location:
+```javascript
+firestack.database()
+  .ref('posts/1234')
+  .on('value', (snapshot) => {
+    const exists = snapshot.exists();
+  });
+```
+
 Basic write with priority example:
 ```javascript
 firestack.database()

diff --git a/lib/modules/database/snapshot.js b/lib/modules/database/snapshot.js
@@ -22,7 +22,6 @@ export default class Snapshot {
     this.ref = ref;
     this.key = snapshot.key;
     this.value = snapshot.value;
-    this.exists = snapshot.exists || true;
     this.priority = snapshot.priority === undefined ? null : snapshot.priority;
     this.childKeys = snapshot.childKeys || [];
   }