Simplify cursor code and more plus add support for IE11

nyble0101 · Feb 26, 2017 · 9ec68da · 9ec68da
1 parent bc62520
commit 9ec68da
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Showing 36 changed files with 2,317 additions and 2,414 deletions.
diff --git a/README.md b/README.md
@@ -47,6 +47,13 @@ doc: { count: 1, age: 28 }
 ```html
 <script src="https://unpkg.com/zangodb@latest/dist/zangodb.min.js"></script>
 ```
+
+For certain web browsers, such as Internet Explorer, the Babel polyfill is required and must be loaded before ZangoDB:
+
+```html
+<script src="https://cdnjs.cloudflare.com/ajax/libs/babel-polyfill/6.23.0/polyfill.min.js"></script>
+```
+
 **ZangoDB** then can be accessed using the global variable `zango`.
 
 To install **ZangoDB** for usage with [node](https://nodejs.org/):

diff --git a/build/src/collection.js b/build/src/collection.js
@@ -39,36 +39,6 @@ var Collection = function () {
         value: function _isIndexed(path) {
             return this._indexes.has(path) || path === '_id';
         }
-    }, {
-        key: '_getIndexSize',
-        value: function _getIndexSize(path, cb) {
-            var _this = this;
-
-            var count = 0;
-
-            this._db._getConn(function (error, idb) {
-                if (error) {
-                    return cb(error);
-                }
-
-                var trans = idb.transaction([_this._name], 'readonly');
-
-                trans.oncomplete = function () {
-                    return cb(null, count);
-                };
-                trans.onerror = function (e) {
-                    return cb(getIDBError(e));
-                };
-
-                var store = trans.objectStore(_this._name),
-                    index = store.index(path),
-                    req = index.count();
-
-                req.onsuccess = function (e) {
-                    return count = e.target.result;
-                };
-            });
-        }
 
         /**
          * Open a cursor and optionally filter documents and apply a projection.
@@ -171,7 +141,7 @@ var Collection = function () {
     }, {
         key: 'insert',
         value: function insert(docs, cb) {
-            var _this2 = this;
+            var _this = this;
 
             if (!Array.isArray(docs)) {
                 docs = [docs];
@@ -183,7 +153,7 @@ var Collection = function () {
                 var trans = void 0;
 
                 try {
-                    trans = idb.transaction([_this2._name], 'readwrite');
+                    trans = idb.transaction([_this._name], 'readwrite');
                 } catch (error) {
                     return deferred.reject(error);
                 }
@@ -195,15 +165,15 @@ var Collection = function () {
                     return deferred.reject(getIDBError(e));
                 };
 
-                var store = trans.objectStore(_this2._name);
+                var store = trans.objectStore(_this._name);
 
                 var i = 0;
 
                 var iterate = function iterate() {
                     var doc = docs[i];
 
                     try {
-                        _this2._validate(doc);
+                        _this._validate(doc);
                     } catch (error) {
                         return deferred.reject(error);
                     }