Bump to v4.17.3.

Author: jdalton

README.md

@@ -1,4 +1,4 @@
-# lodash v4.17.2
+# lodash v4.17.3
 
 The [Lodash](https://lodash.com/) library exported as [Node.js](https://nodejs.org/) modules.
 
@@ -28,12 +28,12 @@ var at = require('lodash/at');
 var curryN = require('lodash/fp/curryN');
 ```
 
-See the [package source](https://github.com/lodash/lodash/tree/4.17.2-npm) for more details.
+See the [package source](https://github.com/lodash/lodash/tree/4.17.3-npm) for more details.
 
 **Note:**<br>
 Install [n_](https://www.npmjs.com/package/n_) for Lodash use in the Node.js < 6 REPL.
 
 ## Support
 
-Tested in Chrome 53-54, Firefox 48-49, IE 11, Edge 14, Safari 9-10, Node.js 6-7, & PhantomJS 2.1.1.<br>
+Tested in Chrome 54-55, Firefox 49-50, IE 11, Edge 14, Safari 9-10, Node.js 6-7, & PhantomJS 2.1.1.<br>
 Automated [browser](https://saucelabs.com/u/lodash) & [CI](https://travis-ci.org/lodash/lodash/) test runs are available.

_baseGetTag.js

@@ -20,8 +20,7 @@ function baseGetTag(value) {
   if (value == null) {
     return value === undefined ? undefinedTag : nullTag;
   }
-  value = Object(value);
-  return (symToStringTag && symToStringTag in value)
+  return (symToStringTag && symToStringTag in Object(value))
     ? getRawTag(value)
     : objectToString(value);
 }

_baseIsEqual.js

@@ -1,5 +1,4 @@
 var baseIsEqualDeep = require('./_baseIsEqualDeep'),
-    isObject = require('./isObject'),
     isObjectLike = require('./isObjectLike');
 
 /**
@@ -20,7 +19,7 @@ function baseIsEqual(value, other, bitmask, customizer, stack) {
   if (value === other) {
     return true;
   }
-  if (value == null || other == null || (!isObject(value) && !isObjectLike(other))) {
+  if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) {
     return value !== value && other !== other;
   }
   return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);

_baseIsEqualDeep.js

@@ -38,17 +38,12 @@ var hasOwnProperty = objectProto.hasOwnProperty;
 function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {
   var objIsArr = isArray(object),
       othIsArr = isArray(other),
-      objTag = arrayTag,
-      othTag = arrayTag;
+      objTag = objIsArr ? arrayTag : getTag(object),
+      othTag = othIsArr ? arrayTag : getTag(other);
+
+  objTag = objTag == argsTag ? objectTag : objTag;
+  othTag = othTag == argsTag ? objectTag : othTag;
 
-  if (!objIsArr) {
-    objTag = getTag(object);
-    objTag = objTag == argsTag ? objectTag : objTag;
-  }
-  if (!othIsArr) {
-    othTag = getTag(other);
-    othTag = othTag == argsTag ? objectTag : othTag;
-  }
   var objIsObj = objTag == objectTag,
       othIsObj = othTag == objectTag,
       isSameTag = objTag == othTag;

_basePick.js

@@ -11,7 +11,6 @@ var basePickBy = require('./_basePickBy'),
  * @returns {Object} Returns the new object.
  */
 function basePick(object, paths) {
-  object = Object(object);
   return basePickBy(object, paths, function(value, path) {
     return hasIn(object, path);
   });

_createFlow.js

@@ -5,9 +5,6 @@ var LodashWrapper = require('./_LodashWrapper'),
     isArray = require('./isArray'),
     isLaziable = require('./_isLaziable');
 
-/** Used as the size to enable large array optimizations. */
-var LARGE_ARRAY_SIZE = 200;
-
 /** Error message constants. */
 var FUNC_ERROR_TEXT = 'Expected a function';
 
@@ -64,8 +61,7 @@ function createFlow(fromRight) {
       var args = arguments,
           value = args[0];
 
-      if (wrapper && args.length == 1 &&
-          isArray(value) && value.length >= LARGE_ARRAY_SIZE) {
+      if (wrapper && args.length == 1 && isArray(value)) {
         return wrapper.plant(value).value();
       }
       var index = 0,

_createRound.js

@@ -16,7 +16,7 @@ function createRound(methodName) {
   var func = Math[methodName];
   return function(number, precision) {
     number = toNumber(number);
-    precision = nativeMin(toInteger(precision), 292);
+    precision = precision == null ? 0 : nativeMin(toInteger(precision), 292);
     if (precision) {
       // Shift with exponential notation to avoid floating-point issues.
       // See [MDN](https://mdn.io/round#Examples) for more details.

_createWrap.js

@@ -83,7 +83,7 @@ function createWrap(func, bitmask, thisArg, partials, holders, argPos, ary, arit
   thisArg = newData[2];
   partials = newData[3];
   holders = newData[4];
-  arity = newData[9] = newData[9] == null
+  arity = newData[9] = newData[9] === undefined
     ? (isBindKey ? 0 : func.length)
     : nativeMax(newData[9] - length, 0);
 

_assignInDefaults.js renamed to _customDefaultsAssignIn.js

@@ -7,7 +7,9 @@ var objectProto = Object.prototype;
 var hasOwnProperty = objectProto.hasOwnProperty;
 
 /**
- * Used by `_.defaults` to customize its `_.assignIn` use.
+ * Used by `_.defaults` to customize its `_.assignIn` use to assign properties
+ * of source objects to the destination object for all destination properties
+ * that resolve to `undefined`.
  *
  * @private
  * @param {*} objValue The destination value.
@@ -16,12 +18,12 @@ var hasOwnProperty = objectProto.hasOwnProperty;
  * @param {Object} object The parent object of `objValue`.
  * @returns {*} Returns the value to assign.
  */
-function assignInDefaults(objValue, srcValue, key, object) {
+function customDefaultsAssignIn(objValue, srcValue, key, object) {
   if (objValue === undefined ||
       (eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) {
     return srcValue;
   }
   return objValue;
 }
 
-module.exports = assignInDefaults;
+module.exports = customDefaultsAssignIn;

_mergeDefaults.js renamed to _customDefaultsMerge.js

@@ -2,7 +2,8 @@ var baseMerge = require('./_baseMerge'),
     isObject = require('./isObject');
 
 /**
- * Used by `_.defaultsDeep` to customize its `_.merge` use.
+ * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source
+ * objects into destination objects that are passed thru.
  *
  * @private
  * @param {*} objValue The destination value.
@@ -14,14 +15,14 @@ var baseMerge = require('./_baseMerge'),
  *  counterparts.
  * @returns {*} Returns the value to assign.
  */
-function mergeDefaults(objValue, srcValue, key, object, source, stack) {
+function customDefaultsMerge(objValue, srcValue, key, object, source, stack) {
   if (isObject(objValue) && isObject(srcValue)) {
     // Recursively merge objects and arrays (susceptible to call stack limits).
     stack.set(srcValue, objValue);
-    baseMerge(objValue, srcValue, undefined, mergeDefaults, stack);
+    baseMerge(objValue, srcValue, undefined, customDefaultsMerge, stack);
     stack['delete'](srcValue);
   }
   return objValue;
 }
 
-module.exports = mergeDefaults;
+module.exports = customDefaultsMerge;