One executor per datastore

lib/datastore.js

@@ -3,7 +3,7 @@ var fs = require('fs')
   , customUtils = require('./customUtils')
   , model = require('./model')
   , async = require('async')
-  , executor = require('./executor')
+  , Executor = require('./executor')
   ;
 
 
@@ -13,6 +13,7 @@ var fs = require('fs')
 function Datastore (filename) {
   this.filename = filename;
   this.data = [];
+  this.executor = new Executor();
 
   // We keep internally the number of lines in the datafile
   // This will be used when/if I implement autocompacting when the datafile grows too big
@@ -53,7 +54,7 @@ Datastore.prototype._loadDatabase = function (cb) {
 };
 
 Datastore.prototype.loadDatabase = function () {
-  executor.push({ this: this, fn: this._loadDatabase, arguments: arguments });
+  this.executor.push({ this: this, fn: this._loadDatabase, arguments: arguments });
 };
 
 
@@ -143,7 +144,7 @@ Datastore.prototype._insert = function (newDoc, cb) {
 };
 
 Datastore.prototype.insert = function () {
-  executor.push({ this: this, fn: this._insert, arguments: arguments });
+  this.executor.push({ this: this, fn: this._insert, arguments: arguments });
 };
 
 
@@ -285,7 +286,7 @@ Datastore.prototype._update = function (query, updateQuery, options, cb) {
   ]);
 };
 Datastore.prototype.update = function () {
-  executor.push({ this: this, fn: this._update, arguments: arguments });
+  this.executor.push({ this: this, fn: this._update, arguments: arguments });
 };
 
 
@@ -332,7 +333,7 @@ Datastore.prototype._remove = function (query, options, cb) {
   });
 };
 Datastore.prototype.remove = function () {
-  executor.push({ this: this, fn: this._remove, arguments: arguments });
+  this.executor.push({ this: this, fn: this._remove, arguments: arguments });
 };
 
 

lib/executor.js

@@ -5,10 +5,10 @@
  */
 
 var async = require('async')
-  , queue
   ;
 
-executor = async.queue(function (task, cb) {
+function Executor () {
+  this.queue = async.queue(function (task, cb) {
     var callback
       , lastArg = task.arguments[task.arguments.length - 1]
       ;
@@ -30,9 +30,16 @@ executor = async.queue(function (task, cb) {
     }
 
     task.fn.apply(task.this, task.arguments);
-}, 1);
+  }, 1);
+}
+
+
+Executor.prototype.push = function () {
+  this.queue.push.apply(this, arguments);
+};
+
 
 
 
 // Interface
-module.exports = executor;
+module.exports = Executor;

package.json

@@ -1,6 +1,6 @@
 {
   "name": "nedb",
-  "version": "0.5.1",
+  "version": "0.5.2",
   "author": {
     "name": "tldr.io",
     "email": "hello@tldr.io"