update docs

docs/AllRectorsOverview.md

@@ -9,6 +9,7 @@
 - [CodeQuality\Assign](#codequalityassign)
 - [CodeQuality\BinaryOp](#codequalitybinaryop)
 - [CodeQuality\BooleanAnd](#codequalitybooleanand)
+- [CodeQuality\Concat](#codequalityconcat)
 - [CodeQuality\Foreach_](#codequalityforeach_)
 - [CodeQuality\FuncCall](#codequalityfunccall)
 - [CodeQuality\Identical](#codequalityidentical)
@@ -151,6 +152,27 @@ Simplify `is_array` and `empty` functions combination into a simple identical ch
 
 <br>
 
+## CodeQuality\Concat
+
+### `JoinStringConcatRector`
+
+- class: `Rector\CodeQuality\Rector\Concat\JoinStringConcatRector`
+
+Joins concat of 2 strings
+
+```diff
+ class SomeClass
+ {
+     public function run()
+     {
+-        $name = 'Hi' . ' Tom';
++        $name = 'Hi Tom';
+     }
+ }
+```
+
+<br>
+
 ## CodeQuality\Foreach_
 
 ### `ForeachToInArrayRector`
@@ -512,7 +534,7 @@ services:
  {
      public static function getSubscribedEvents()
      {
--        yeild 'event' => 'callback';
+-        yield 'event' => 'callback';
 +        return ['event' => 'callback'];
      }
  }
@@ -537,17 +559,13 @@ services:
 
 ```diff
  class SomeEventSubscriber implements EventSubscriberInterface
--{
--    public static function getSubscribedEvents()
+ {
+     public static function getSubscribedEvents()
      {
--        yeild 'event' => 'callback';
--    }
--}
-+        public static function getSubscribedEvents()
-+        {
-+            return ['event' => 'callback'];
-+        }
-+    }
+-        yield 'event' => 'callback';
++        return ['event' => 'callback'];
+     }
+ }
 ```
 
 <br>
@@ -1043,28 +1061,6 @@ Takes `setExpectedException()` 2nd and next arguments to own methods in PHPUnit.
 
 <br>
 
-### `ArrayToYieldDataProviderRector`
-
-- class: `Rector\PHPUnit\Rector\ArrayToYieldDataProviderRector`
-
-Turns method data providers in PHPUnit from arrays to yield
-
-```diff
- /**
-- * @return mixed[]
-  */
--public function provide(): array
-+public function provide(): Iterator
- {
--    return [
--        ['item']
--    ]
-+    yield ['item'];
- }
-```
-
-<br>
-
 ### `TryCatchToExpectExceptionRector`
 
 - class: `Rector\PHPUnit\Rector\TryCatchToExpectExceptionRector`

packages/CodingStyle/src/Rector/ClassMethod/ReturnArrayClassMethodToYieldRector.php

@@ -58,7 +58,7 @@ class SomeEventSubscriber implements EventSubscriberInterface
 {
     public static function getSubscribedEvents()
     {
-        yeild 'event' => 'callback';
+        yield 'event' => 'callback';
     }
 }
 CODE_SAMPLE

packages/CodingStyle/src/Rector/ClassMethod/YieldClassMethodToArrayClassMethodRector.php

@@ -47,19 +47,19 @@ class SomeEventSubscriber implements EventSubscriberInterface
 {
     public static function getSubscribedEvents()
     {
-        yeild 'event' => 'callback';
+        yield 'event' => 'callback';
     }
 }
 CODE_SAMPLE
                 ,
                 <<<'CODE_SAMPLE'
 class SomeEventSubscriber implements EventSubscriberInterface
+{
+    public static function getSubscribedEvents()
     {
-        public static function getSubscribedEvents()
-        {
-            return ['event' => 'callback'];
-        }
+        return ['event' => 'callback'];
     }
+}
 CODE_SAMPLE
                 ,
                 [