Bump to v4.3.0.

lodash.property/index.js

@@ -1,5 +1,5 @@
 /**
- * lodash 4.2.1 (Custom Build) <https://lodash.com/>
+ * lodash (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="npm" -o ./`
  * Copyright jQuery Foundation and other contributors <https://jquery.org/>
  * Released under MIT license <https://lodash.com/license>
@@ -8,6 +8,9 @@
  */
 var stringToPath = require('lodash._stringtopath');
 
+/** Used as references for various `Number` constants. */
+var INFINITY = 1 / 0;
+
 /** `Object#toString` result references. */
 var symbolTag = '[object Symbol]';
 
@@ -40,7 +43,7 @@ function baseGet(object, path) {
       length = path.length;
 
   while (object != null && index < length) {
-    object = object[path[index++]];
+    object = object[toKey(path[index++])];
   }
   return (index && index == length) ? object : undefined;
 }
@@ -50,7 +53,7 @@ function baseGet(object, path) {
  *
  * @private
  * @param {string} key The key of the property to get.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new accessor function.
  */
 function baseProperty(key) {
   return function(object) {
@@ -63,7 +66,7 @@ function baseProperty(key) {
  *
  * @private
  * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new accessor function.
  */
 function basePropertyDeep(path) {
   return function(object) {
@@ -91,13 +94,31 @@ function castPath(value) {
  * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
  */
 function isKey(value, object) {
+  if (isArray(value)) {
+    return false;
+  }
   var type = typeof value;
-  if (type == 'number' || type == 'symbol') {
+  if (type == 'number' || type == 'symbol' || type == 'boolean' ||
+      value == null || isSymbol(value)) {
     return true;
   }
-  return !isArray(value) &&
-    (isSymbol(value) || reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||
-      (object != null && value in Object(object)));
+  return reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||
+    (object != null && value in Object(object));
+}
+
+/**
+ * Converts `value` to a string key if it's not a string or symbol.
+ *
+ * @private
+ * @param {*} value The value to inspect.
+ * @returns {string|symbol} Returns the key.
+ */
+function toKey(value) {
+  if (typeof value == 'string' || isSymbol(value)) {
+    return value;
+  }
+  var result = (value + '');
+  return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
 }
 
 /**
@@ -186,7 +207,7 @@ function isSymbol(value) {
  * @since 2.4.0
  * @category Util
  * @param {Array|string} path The path of the property to get.
- * @returns {Function} Returns the new function.
+ * @returns {Function} Returns the new accessor function.
  * @example
  *
  * var objects = [
@@ -201,7 +222,7 @@ function isSymbol(value) {
  * // => [1, 2]
  */
 function property(path) {
-  return isKey(path) ? baseProperty(path) : basePropertyDeep(path);
+  return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path);
 }
 
 module.exports = property;