Bump to v3.10.0.

lang/isFunction.js

@@ -1,5 +1,4 @@
-var baseIsFunction = require('../internal/baseIsFunction'),
-    getNative = require('../internal/getNative');
+var isObject = require('./isObject');
 
 /** `Object#toString` result references. */
 var funcTag = '[object Function]';
@@ -8,14 +7,11 @@ var funcTag = '[object Function]';
 var objectProto = Object.prototype;
 
 /**
- * Used to resolve the [`toStringTag`](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
+ * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
  * of values.
  */
 var objToString = objectProto.toString;
 
-/** Native method references. */
-var Uint8Array = getNative(global, 'Uint8Array');
-
 /**
  * Checks if `value` is classified as a `Function` object.
  *
@@ -32,11 +28,11 @@ var Uint8Array = getNative(global, 'Uint8Array');
  * _.isFunction(/abc/);
  * // => false
  */
-var isFunction = !(baseIsFunction(/x/) || (Uint8Array && !baseIsFunction(Uint8Array))) ? baseIsFunction : function(value) {
+function isFunction(value) {
   // The use of `Object#toString` avoids issues with the `typeof` operator
   // in older versions of Chrome and Safari which return 'function' for regexes
   // and Safari 8 equivalents which return 'object' for typed array constructors.
-  return objToString.call(value) == funcTag;
-};
+  return isObject(value) && objToString.call(value) == funcTag;
+}
 
 module.exports = isFunction;