Rebuild docs and dist.

dist/lodash.js

@@ -1052,9 +1052,12 @@
      * @returns {Array} Returns a new array of filtered values.
      */
     function baseDifference(array, values) {
+      var length = array ? array.length : 0;
+      if (!length) {
+        return [];
+      }
       var index = -1,
           indexOf = getIndexOf(),
-          length = array ? array.length : 0,
           result = [];
 
       if (createCache && values && indexOf === baseIndexOf && values.length >= LARGE_ARRAY_SIZE) {
@@ -1220,7 +1223,6 @@
      * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
      */
     function baseIsEqual(a, b, callback, isWhere, stackA, stackB) {
-      // used to indicate that when comparing objects, `a` has at least the properties of `b`
       if (callback) {
         var result = callback(a, b);
         if (typeof result != 'undefined') {
@@ -1236,16 +1238,10 @@
           otherType = typeof b;
 
       // exit early for unlike primitive values
-      if (a === a &&
-          !(a && (type == 'function' || type == 'object')) &&
-          !(b && (otherType == 'function' || otherType == 'object'))) {
+      if (a === a && (a == null || b == null ||
+          (type != 'function' && type != 'object' && otherType != 'function' && otherType != 'object'))) {
         return false;
       }
-      // exit early for `null` and `undefined` avoiding ES3's Function#call behavior
-      // http://es5.github.io/#x15.3.4.4
-      if (a == null || b == null) {
-        return a === b;
-      }
       // compare [[Class]] names
       var className = toString.call(a),
           otherClass = toString.call(b);
@@ -1270,7 +1266,7 @@
           // treat `NaN` vs. `NaN` as equal
           return (a != +a)
             ? b != +b
-            // but treat `+0` vs. `-0` as not equal
+            // but treat `-0` vs. `+0` as not equal
             : (a == 0 ? (1 / a == 1 / b) : a == +b);
 
         case regexpClass:
@@ -1467,9 +1463,12 @@
      * @returns {Array} Returns a duplicate-value-free array.
      */
     function baseUniq(array, isSorted, callback) {
+      var length = array ? array.length : 0;
+      if (!length) {
+        return [];
+      }
       var index = -1,
           indexOf = getIndexOf(),
-          length = array ? array.length : 0,
           isLarge = createCache && !isSorted && indexOf === baseIndexOf && length >= LARGE_ARRAY_SIZE,
           result = [];
 
@@ -2121,9 +2120,12 @@
      * // => ['hoppy', 'baby puss', 'dino']
      */
     function flatten(array, isShallow, callback, thisArg) {
-      var type = typeof isShallow;
-
+      var length = array ? array.length : 0;
+      if (!length) {
+        return [];
+      }
       // juggle arguments
+      var type = typeof isShallow;
       if (type != 'boolean' && isShallow != null) {
         thisArg = callback;
         callback = isShallow;
@@ -2727,8 +2729,8 @@
       while (low < high) {
         var mid = (low + high) >>> 1;
         (callback(array[mid]) < value)
-          ? low = mid + 1
-          : high = mid;
+          ? (low = mid + 1)
+          : (high = mid);
       }
       return low;
     }
@@ -2799,9 +2801,12 @@
      * // => [{ 'x': 1 }, { 'x': 2 }]
      */
     function uniq(array, isSorted, callback, thisArg) {
-      var type = typeof isSorted;
-
+      var length = array ? array.length : 0;
+      if (!length) {
+        return [];
+      }
       // juggle arguments
+      var type = typeof isSorted;
       if (type != 'boolean' && isSorted != null) {
         thisArg = callback;
         callback = isSorted;
@@ -3575,7 +3580,7 @@
      * _.indexBy(keys, function(key) { return String.fromCharCode(key.code); });
      * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }
      *
-     * _.indexBy(characters, function(key) { this.fromCharCode(key.code); }, String);
+     * _.indexBy(keys, function(key) { return this.fromCharCode(key.code); }, String);
      * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }
      */
     var indexBy = createAggregator(function(result, value, key) {
@@ -5093,7 +5098,8 @@
           callback = null;
         }
       }
-      return baseClone(value, isDeep, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 1));
+      callback = typeof callback == 'function' && baseCreateCallback(callback, thisArg, 1);
+      return baseClone(value, isDeep, callback);
     }
 
     /**
@@ -5139,7 +5145,8 @@
      * // => false
      */
     function cloneDeep(value, callback, thisArg) {
-      return baseClone(value, true, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 1));
+      callback = typeof callback == 'function' && baseCreateCallback(callback, thisArg, 1);
+      return baseClone(value, true, callback);
     }
 
     /**
@@ -5721,7 +5728,24 @@
      * // => true
      */
     function isEqual(a, b, callback, thisArg) {
-      return baseIsEqual(a, b, typeof callback == 'function' && baseCreateCallback(callback, thisArg, 2));
+      callback = typeof callback == 'function' && baseCreateCallback(callback, thisArg, 2);
+
+      if (!callback) {
+        // exit early for identical values
+        if (a === b) {
+          // treat `-0` vs. `+0` as not equal
+          return a !== 0 || (1 / a == 1 / b);
+        }
+        var type = typeof a,
+            otherType = typeof b;
+
+        // exit early for unlike primitive values
+        if (a === a && (a == null || b == null ||
+            (type != 'function' && type != 'object' && otherType != 'function' && otherType != 'object'))) {
+          return false;
+        }
+      }
+      return baseIsEqual(a, b, callback);
     }
 
     /**
@@ -6791,6 +6815,7 @@
           if (!hasOwnProperty.call(object, key)) {
             return false;
           }
+          // treat `-0` vs. `+0` as not equal
           var b = object[key];
           return a === b && (a !== 0 || (1 / a == 1 / b));
         };