Avoid enforcing strict mode in _.defaults, _.extend, and _.bindAll and add benchmarks for _.bindAll and _.functions. [closes #45]

Former-commit-id: 1bb0b5155d3ae46052b4a06cb538dff307e8ec5e

perf/perf.js

@@ -82,12 +82,28 @@
           lodash = window.lodash;
 
       var length = 20,
+          funcNames = lodash.functions(lodash),
           numbers = [],
           object = {},
           fourNumbers = [5, 25, 10, 30],
           nestedNumbers = [1, [2], [3, [[4]]]],
           twoNumbers = [12, 21];
 
+      var bindAllObjects = [];
+
+      var objects = lodash.map(numbers, function(num) {
+        return { 'num': num };
+      });
+
+      lodash.times(this.count, function(index) {
+        bindAllObjects[index] = lodash.clone(lodash);
+      });
+
+      lodash.times(length, function(index) {
+        numbers[index] = index;
+        object['key' + index] = index;
+      });
+
       var ctor = function() { };
 
       var func = function(greeting, punctuation) {
@@ -219,15 +235,6 @@
       };
 
       var words = _.keys(wordToNumber).slice(0, length);
-
-      for (var index = 0; index < length; index++) {
-        numbers[index] = index;
-        object['key' + index] = index;
-      }
-
-      var objects = lodash.map(numbers, function(num) {
-        return { 'num': num };
-      });
     }
   });
 
@@ -352,6 +359,28 @@
 
   /*--------------------------------------------------------------------------*/
 
+  suites.push(
+    Benchmark.Suite('`_.bindAll` iterating arguments')
+      .add('Lo-Dash', function() {
+        lodash.bindAll.apply(lodash, [bindAllObjects.pop()].concat(funcNames));
+      })
+      .add('Underscore', function() {
+        _.bindAll.apply(_, [bindAllObjects.pop()].concat(funcNames));
+      })
+  );
+
+  suites.push(
+    Benchmark.Suite('`_.bindAll` iterating the `object`')
+      .add('Lo-Dash', function() {
+        lodash.bindAll(bindAllObjects.pop());
+      })
+      .add('Underscore', function() {
+        _.bindAll(bindAllObjects.pop());
+      })
+  );
+
+  /*--------------------------------------------------------------------------*/
+
   suites.push(
     Benchmark.Suite('`_.each` iterating an array')
       .add('Lo-Dash', function() {
@@ -498,6 +527,18 @@
 
   /*--------------------------------------------------------------------------*/
 
+  suites.push(
+    Benchmark.Suite('`_.functions`')
+      .add('Lo-Dash', function() {
+        lodash.functions(lodash);
+      })
+      .add('Underscore', function() {
+        _.functions(lodash);
+      })
+  );
+
+  /*--------------------------------------------------------------------------*/
+
   suites.push(
     Benchmark.Suite('`_.difference`')
       .add('Lo-Dash', function() {