From 400b6fbb610580e9ee09da473aabe6b7d2c01359 Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Sat, 20 Oct 2012 13:02:14 -0700
Subject: [PATCH] Sync `_.isFinite` changes with Underscore and update
 vendor/underscore and vendor/backbone.

Former-commit-id: 9acb93a276a11da8186da76bd82f1fd6f89c27dd
---
 lodash.js                           |  3 +-
 lodash.min.js                       | 61 +++++++++++++++--------------
 lodash.underscore.min.js            | 52 ++++++++++++------------
 vendor/backbone/backbone.js         | 32 +++++++--------
 vendor/backbone/test/model.js       | 11 ++++++
 vendor/backbone/test/router.js      | 11 ++++++
 vendor/backbone/test/sync.js        | 24 ++++++++++++
 vendor/benchmark.js/benchmark.js    | 41 +++++++++++++++++--
 vendor/underscore/test/objects.js   |  4 +-
 vendor/underscore/underscore-min.js |  2 +-
 vendor/underscore/underscore.js     |  2 +-
 11 files changed, 163 insertions(+), 80 deletions(-)

diff --git a/lodash.js b/lodash.js
index 8186f4bf1..ecccec61a 100644
--- a/lodash.js
+++ b/lodash.js
@@ -84,6 +84,7 @@
   var nativeBind = reNative.test(nativeBind = slice.bind) && nativeBind,
       nativeIsArray = reNative.test(nativeIsArray = Array.isArray) && nativeIsArray,
       nativeIsFinite = window.isFinite,
+      nativeIsNaN = window.isNaN,
       nativeKeys = reNative.test(nativeKeys = Object.keys) && nativeKeys,
       nativeMax = Math.max,
       nativeMin = Math.min,
@@ -1406,7 +1407,7 @@
    * // => false
    */
   function isFinite(value) {
-    return nativeIsFinite(value) && toString.call(value) == numberClass;
+    return nativeIsFinite(value) && !nativeIsNaN(parseFloat(value));
   }
 
   /**
diff --git a/lodash.min.js b/lodash.min.js
index 32009f3bf..cbe8a58eb 100644
--- a/lodash.min.js
+++ b/lodash.min.js
@@ -3,37 +3,38 @@
  Underscore.js 1.4.2 underscorejs.org/LICENSE
 */
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diff --git a/lodash.underscore.min.js b/lodash.underscore.min.js
index 68f71a363..439c50304 100644
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+,i=Array(e);++r<e;)i[r]=t.call(n,r);return i},l.toArray=function(e){return e?"number"==typeof e.length?"string"==typeof e?e.split(""):st.call(e):T(e):[]},l.unescape=function(e){return e==r?"":(e+"").replace(K,g)},l.union=function(){for(var e=-1,t=tt.apply(X,arguments),n=t.length,r=[];++e<n;){var i=t[e];0>j(r,i)&&r.push(i)}return r},l.uniq=q,l.uniqueId=function(e){var t=$++;return e?e+t:t},l.values=T,l.where=function(e,t){var n=[];f(t,function(e,t){n.push(t)});var r=n.length,i=[];return s(e,function(
+e){for(var s=-1;++s<r;){var o=n[s],o=e[o]===t[o];if(!o)break}o&&i.push(e)}),i},l.without=function(e){for(var t=-1,n=e.length,r=[];++t<n;){var i=e[t];0>j(arguments,i,1)&&r.push(i)}return r},l.wrap=function(e,t){return function(){var n=[e];return arguments.length&&it.apply(n,arguments),t.apply(this,n)}},l.zip=function(e){for(var t=-1,n=e?O(M(arguments,"length")):0,r=Array(n);++t<n;)r[t]=M(arguments,t);return r},l.all=C,l.any=P,l.collect=A,l.detect=L,l.drop=F,l.each=s,l.foldl=_,l.foldr=D,l.head=H,l.
+include=N,l.inject=_,l.methods=w,l.select=k,l.tail=F,l.take=H,l.unique=q,z(l),l.prototype.chain=function(){return this.__chain__=n,this},l.prototype.value=function(){return this.__wrapped__},s("pop push reverse shift sort splice unshift".split(" "),function(e){var t=X[e];l.prototype[e]=function(){var e=this.__wrapped__;return t.apply(e,arguments),St&&e.length===0&&delete e[0],this.__chain__&&(e=new l(e),e.__chain__=n),e}}),s(["concat","join","slice"],function(e){var t=X[e];l.prototype[e]=function(
+){var e=t.apply(this.__wrapped__,arguments);return this.__chain__&&(e=new l(e),e.__chain__=n),e}}),W?"object"==typeof module&&module&&module.exports==W?(module.exports=l)._=l:W._=l:e._=l})(this);
\ No newline at end of file
diff --git a/vendor/backbone/backbone.js b/vendor/backbone/backbone.js
index d8e31b352..cb0546e38 100644
--- a/vendor/backbone/backbone.js
+++ b/vendor/backbone/backbone.js
@@ -10,7 +10,7 @@
   // Initial Setup
   // -------------
 
-  // Save a reference to the global object (`window` in the browser, `global`
+  // Save a reference to the global object (`window` in the browser, `exports`
   // on the server).
   var root = this;
 
@@ -185,7 +185,7 @@
     var defaults;
     var attrs = attributes || {};
     if (options && options.collection) this.collection = options.collection;
-    if (options && options.parse) attributes = this.parse(attributes);
+    if (options && options.parse) attrs = this.parse(attrs);
     if (defaults = _.result(this, 'defaults')) {
       attrs = _.extend({}, defaults, attrs);
     }
@@ -946,12 +946,10 @@
     // routes can be defined at the bottom of the route map.
     _bindRoutes: function() {
       if (!this.routes) return;
-      var routes = [];
-      for (var route in this.routes) {
-        routes.unshift([route, this.routes[route]]);
-      }
-      for (var i = 0, l = routes.length; i < l; i++) {
-        this.route(routes[i][0], routes[i][1], this[routes[i][1]]);
+      var route, routes = _.keys(this.routes);
+      while ((route = routes.pop()) != null) {
+        var name = this.routes[route];
+        this.route(route, name, this[name]);
       }
     },
 
@@ -1393,14 +1391,14 @@
 
     // For older servers, emulate HTTP by mimicking the HTTP method with `_method`
     // And an `X-HTTP-Method-Override` header.
-    if (Backbone.emulateHTTP) {
-      if (type === 'PUT' || type === 'DELETE') {
-        if (Backbone.emulateJSON) params.data._method = type;
-        params.type = 'POST';
-        params.beforeSend = function(xhr) {
-          xhr.setRequestHeader('X-HTTP-Method-Override', type);
-        };
-      }
+    if (Backbone.emulateHTTP && (type === 'PUT' || type === 'DELETE')) {
+      params.type = 'POST';
+      if (Backbone.emulateJSON) params.data._method = type;
+      var beforeSend = options.beforeSend;
+      options.beforeSend = function(xhr) {
+        xhr.setRequestHeader('X-HTTP-Method-Override', type);
+        if (beforeSend) return beforeSend.apply(this, arguments);
+      };
     }
 
     // Don't process data on a non-GET request.
@@ -1469,7 +1467,7 @@
   };
 
   // Set up inheritance for the model, collection, router, and view.
-  Model.extend = Collection.extend = Router.extend = View.extend = extend;
+  Model.extend = Collection.extend = Router.extend = View.extend = History.extend = extend;
 
   // Throw an error when a URL is needed, and none is supplied.
   var urlError = function() {
diff --git a/vendor/backbone/test/model.js b/vendor/backbone/test/model.js
index 6e819ad4c..283469846 100644
--- a/vendor/backbone/test/model.js
+++ b/vendor/backbone/test/model.js
@@ -55,6 +55,17 @@ $(document).ready(function() {
     equal(model.get('value'), 2);
   });
 
+  test("parse can return null", 1, function() {
+    var Model = Backbone.Model.extend({
+      parse: function(obj) {
+        obj.value += 1;
+        return null;
+      }
+    });
+    var model = new Model({value: 1}, {parse: true});
+    equal(JSON.stringify(model.toJSON()), "{}");
+  });
+
   test("url", 3, function() {
     doc.urlRoot = null;
     equal(doc.url(), '/collection/1-the-tempest');
diff --git a/vendor/backbone/test/router.js b/vendor/backbone/test/router.js
index d64fc2c12..459f49e3a 100644
--- a/vendor/backbone/test/router.js
+++ b/vendor/backbone/test/router.js
@@ -481,4 +481,15 @@ $(document).ready(function() {
     });
   });
 
+  test("#1746 - Router allows empty route.", 1, function() {
+    var Router = Backbone.Router.extend({
+      routes: {'': 'empty'},
+      empty: function(){},
+      route: function(route){
+        strictEqual(route, '');
+      }
+    });
+    new Router;
+  });
+
 });
diff --git a/vendor/backbone/test/sync.js b/vendor/backbone/test/sync.js
index dfa4dc797..23d5e62a3 100644
--- a/vendor/backbone/test/sync.js
+++ b/vendor/backbone/test/sync.js
@@ -17,6 +17,11 @@ $(document).ready(function() {
       Environment.prototype.setup.apply(this, arguments);
       library = new Library;
       library.create(attrs, {wait: false});
+    },
+
+    teardown: function() {
+      Environment.prototype.teardown.apply(this, arguments);
+      Backbone.emulateHTTP = false;
     }
 
   }));
@@ -157,4 +162,23 @@ $(document).ready(function() {
     this.ajaxSettings.error();
   });
 
+  test("#1756 - Call user provided beforeSend function.", 4, function() {
+    Backbone.emulateHTTP = true;
+    var model = new Backbone.Model;
+    model.url = '/test';
+    var xhr = {
+      setRequestHeader: function(header, value) {
+        strictEqual(header, 'X-HTTP-Method-Override');
+        strictEqual(value, 'DELETE');
+      }
+    };
+    model.sync('delete', model, {
+      beforeSend: function(_xhr) {
+        ok(_xhr === xhr);
+        return false;
+      }
+    });
+    strictEqual(this.ajaxSettings.beforeSend(xhr), false);
+  });
+
 });
diff --git a/vendor/benchmark.js/benchmark.js b/vendor/benchmark.js/benchmark.js
index db2c99588..5b63f8baa 100644
--- a/vendor/benchmark.js/benchmark.js
+++ b/vendor/benchmark.js/benchmark.js
@@ -320,6 +320,7 @@
   /** Math shortcuts */
   var abs   = Math.abs,
       floor = Math.floor,
+      log   = Math.log,
       max   = Math.max,
       min   = Math.min,
       pow   = Math.pow,
@@ -945,6 +946,20 @@
       (/^[\s(]*function[^(]*\(([^\s,)]+)/.exec(fn) || 0)[1]) || '';
   }
 
+  /**
+   * Computes the geometric mean (log-average) of a sample.
+   * See http://en.wikipedia.org/wiki/Geometric_mean#Relationship_with_arithmetic_mean_of_logarithms.
+   *
+   * @private
+   * @param {Array} sample The sample.
+   * @returns {Number} The geometric mean.
+   */
+  function getGeometricMean(sample) {
+    return pow(Math.E, reduce(sample, function(sum, x) {
+      return sum + log(x);
+    }) / sample.length) || 0;
+  }
+
   /**
    * Computes the arithmetic mean of a sample.
    *
@@ -953,9 +968,9 @@
    * @returns {Number} The mean.
    */
   function getMean(sample) {
-    return reduce(sample, function(sum, x) {
+    return (reduce(sample, function(sum, x) {
       return sum + x;
-    }) / sample.length || 0;
+    }) / sample.length) || 0;
   }
 
   /**
@@ -2076,6 +2091,10 @@
         event.aborted = me.aborted;
       },
       'onComplete': function(event) {
+        me.score = getGeometricMean(map(me, function(bench) {
+          return bench.reference / (bench.times.period * 1e6);
+        })) || 0;
+
         me.running = false;
         me.emit(event);
       }
@@ -3169,7 +3188,15 @@
        * @memberOf Benchmark.options
        * @type Function
        */
-      'onStart': undefined
+      'onStart': undefined,
+
+      /**
+       * The reference time taken to execute the test once (usecs).
+       *
+       * @memberOf Benchmark.options
+       * @type Number
+       */
+      'reference': 0
     },
 
     /**
@@ -3726,6 +3753,14 @@
      */
     'length': 0,
 
+    /**
+     * A score computed using the normalized result of each benchmark in the suite.
+     *
+     * @memberOf Benchmark.Suite
+     * @type Number
+     */
+    'score': 0,
+
     /**
      * A flag to indicate if the suite is aborted.
      *
diff --git a/vendor/underscore/test/objects.js b/vendor/underscore/test/objects.js
index 22949c3bf..ecb9ae4ac 100644
--- a/vendor/underscore/test/objects.js
+++ b/vendor/underscore/test/objects.js
@@ -485,7 +485,9 @@ $(document).ready(function() {
     ok(!_.isFinite(NaN), 'NaN is not Finite');
     ok(!_.isFinite(Infinity), 'Infinity is not Finite');
     ok(!_.isFinite(-Infinity), '-Infinity is not Finite');
-    ok(!_.isFinite('12'), 'Strings are not numbers');
+    ok(_.isFinite('12'), 'Numeric strings are numbers');
+    ok(!_.isFinite('1a'), 'Non numeric strings are not numbers');
+    ok(!_.isFinite(''), 'Empty strings are not numbers');
     var obj = new Number(5);
     ok(_.isFinite(obj), 'Number instances can be finite');
     ok(_.isFinite(0), '0 is Finite');
diff --git a/vendor/underscore/underscore-min.js b/vendor/underscore/underscore-min.js
index fd137df57..eedfba24a 100644
--- a/vendor/underscore/underscore-min.js
+++ b/vendor/underscore/underscore-min.js
@@ -2,4 +2,4 @@
 //     http://underscorejs.org
 //     (c) 2009-2012 Jeremy Ashkenas, DocumentCloud Inc.
 //     Underscore may be freely distributed under the MIT license.
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diff --git a/vendor/underscore/underscore.js b/vendor/underscore/underscore.js
index 65b59c0cd..db899df47 100644
--- a/vendor/underscore/underscore.js
+++ b/vendor/underscore/underscore.js
@@ -951,7 +951,7 @@
 
   // Is a given object a finite number?
   _.isFinite = function(obj) {
-    return _.isNumber(obj) && isFinite(obj);
+    return isFinite( obj ) && !isNaN( parseFloat(obj) );
   };
 
   // Is the given value `NaN`? (NaN is the only number which does not equal itself).