Merge branch 'release/2.1.1'

Author: sebastiaanluca

CHANGELOG.md

@@ -6,6 +6,12 @@ Updates should follow the [Keep a CHANGELOG](http://keepachangelog.com/) princip
 
 ## Unreleased
 
+## 2.1.1 (2018-03-18)
+
+### Fixed
+
+- Fix class method example in readme
+
 ## 2.1.0 (2018-03-18)
 
 ### Added

README.md

@@ -177,7 +177,7 @@ class MyClass
 
 If you don't want to use the internal pipe proxy and pass `$this`, there are two other ways you can use class methods.
 
-Using an array:
+Using an array (for public methods only):
 
 ```php
 class MyClass
@@ -196,14 +196,14 @@ class MyClass
      *
      * @return string
      */
-    private function lowercase(string $value) : string
+    public function lowercase(string $value) : string
     {
         return mb_strtolower($value);
     }
 }
 ```
 
-Parsing the callable method to a closure:
+By parsing the callable method to a closure:
 
 ```php
 use Closure;