From ad4d33b5f845fa99c7991218452007bb291795cd Mon Sep 17 00:00:00 2001
From: Theo Ephraim <theozero@gmail.com>
Date: Wed, 13 May 2015 10:15:17 -0400
Subject: [PATCH 1/3] add options to ignore properties

---
 backbone.trackit.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/backbone.trackit.js b/backbone.trackit.js
index 2dc6f4d..b53d8c7 100644
--- a/backbone.trackit.js
+++ b/backbone.trackit.js
@@ -67,16 +67,19 @@
     _trackingChanges: false,
     _originalAttrs: {},
     _unsavedChanges: {},
+    _trackitIgnore: {},
 
     // Opt in to tracking attribute changes
     // between saves.
-    startTracking: function() {
+    startTracking: function(options) {
+      options = options || {};
       this._unsavedConfig = _.extend({}, {
         prompt: 'You have unsaved changes!',
         unloadRouterPrompt: false,
         unloadWindowPrompt: false
       }, this.unsaved || {});
       this._trackingChanges = true;
+      this._trackitIgnore = options.ignore;
       this._resetTracking();
       this._triggerUnsavedChanges();
       return this;
@@ -88,6 +91,7 @@
       this._trackingChanges = false;
       this._originalAttrs = {};
       this._unsavedChanges = {};
+      this._trackitIgnore = {};
       this._triggerUnsavedChanges();
       return this;
     },
@@ -160,6 +164,8 @@
 
     if (this._trackingChanges && !options.silent && !options.trackit_silent) {
       _.each(attrs, _.bind(function(val, key) {
+        // do nothing if ignoring this property
+        if (_.contains(this._trackitIgnore, key)) return;
         if (_.isEqual(this._originalAttrs[key], val))
           delete this._unsavedChanges[key];
         else

From aad7a5c30210c2ce360c330da77b327a344608fa Mon Sep 17 00:00:00 2001
From: mehdi-loup <mehdi-loup.nasom@breather.com>
Date: Sun, 18 Jun 2017 11:43:12 -0400
Subject: [PATCH 2/3] hotfix/loadash-api-change-contains-to-includes

---
 backbone.trackit.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backbone.trackit.js b/backbone.trackit.js
index b53d8c7..ea26932 100644
--- a/backbone.trackit.js
+++ b/backbone.trackit.js
@@ -165,7 +165,7 @@
     if (this._trackingChanges && !options.silent && !options.trackit_silent) {
       _.each(attrs, _.bind(function(val, key) {
         // do nothing if ignoring this property
-        if (_.contains(this._trackitIgnore, key)) return;
+        if (_.includes(this._trackitIgnore, key)) return;
         if (_.isEqual(this._originalAttrs[key], val))
           delete this._unsavedChanges[key];
         else
@@ -195,4 +195,4 @@
     return oldSync(method, model, options);
   });
 
-})();
\ No newline at end of file
+})();

From 2676b8466ff3f3054274a4b7a63c81b2be509dfd Mon Sep 17 00:00:00 2001
From: mehdi-loup <mehdi-loup.nasom@breather.com>
Date: Sun, 18 Jun 2017 15:01:04 -0400
Subject: [PATCH 3/3] update loadash api

---
 backbone.trackit.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backbone.trackit.js b/backbone.trackit.js
index ea26932..6febc75 100644
--- a/backbone.trackit.js
+++ b/backbone.trackit.js
@@ -10,7 +10,7 @@
   // the `unsavedModels` collection, otherwise remove it.
   var updateUnsavedModels = function(model) {
     if (!_.isEmpty(model._unsavedChanges)) {
-      if (!_.findWhere(unsavedModels, {cid:model.cid})) unsavedModels.push(model);
+      if (!_.find(unsavedModels, {cid:model.cid})) unsavedModels.push(model);
     } else {
       unsavedModels = _.filter(unsavedModels, function(m) { return model.cid != m.cid; });
     }
@@ -24,7 +24,7 @@
   // from the `model.unsaved` configuration hash) to evaluate
   // whether a prompt is needed/returned.
   var getPrompt = function(fnName) {
-    var prompt, args = _.rest(arguments);
+    var prompt, args = _.tail(arguments);
     // Evaluate and return a boolean result. The given `fn` may be a
     // boolean value, a function, or the name of a function on the model.
     var evaluateModelFn = function(model, fn) {