From d0d9ef8ad472af2a6c68bf2c51cb4ccf667a1928 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C5=82=20Bundyra?= <contact@webimpress.com>
Date: Tue, 19 Nov 2019 21:54:01 +0000
Subject: [PATCH] Adds PHP 7.4 fn closure surrpot in
 PSR12.Functions.ReturnTypeDeclaration

---
 .../PSR12/Sniffs/Functions/ReturnTypeDeclarationSniff.php       | 1 +
 .../PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.inc     | 2 ++
 .../Tests/Functions/ReturnTypeDeclarationUnitTest.inc.fixed     | 2 ++
 .../PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.php     | 1 +
 4 files changed, 6 insertions(+)

diff --git a/src/Standards/PSR12/Sniffs/Functions/ReturnTypeDeclarationSniff.php b/src/Standards/PSR12/Sniffs/Functions/ReturnTypeDeclarationSniff.php
index 82c25d097f..1ea6b3e6f5 100644
--- a/src/Standards/PSR12/Sniffs/Functions/ReturnTypeDeclarationSniff.php
+++ b/src/Standards/PSR12/Sniffs/Functions/ReturnTypeDeclarationSniff.php
@@ -27,6 +27,7 @@ public function register()
         return [
             T_FUNCTION,
             T_CLOSURE,
+            T_FN,
         ];
 
     }//end register()
diff --git a/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.inc b/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.inc
index 45b043f16e..2a68862c32 100644
--- a/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.inc
+++ b/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.inc
@@ -60,3 +60,5 @@ function functionName(?string $arg1, ?int &$arg2):?string {}
 function functionName(?string $arg1, ?int &$arg2):  ?string {}
 function functionName(?string $arg1, ?int &$arg2):
 ?string {}
+
+fn (?\DateTime $arg) : ?\DateTime => $arg;
diff --git a/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.inc.fixed b/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.inc.fixed
index 531508e75b..827e03c7b4 100644
--- a/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.inc.fixed
+++ b/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.inc.fixed
@@ -56,3 +56,5 @@ function functionName(?string $arg1, ?int &$arg2): ?string {}
 function functionName(?string $arg1, ?int &$arg2): ?string {}
 function functionName(?string $arg1, ?int &$arg2): ?string {}
 function functionName(?string $arg1, ?int &$arg2): ?string {}
+
+fn (?\DateTime $arg): ?\DateTime => $arg;
diff --git a/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.php b/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.php
index 7849035e79..fc6b5e19c5 100644
--- a/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.php
+++ b/src/Standards/PSR12/Tests/Functions/ReturnTypeDeclarationUnitTest.php
@@ -37,6 +37,7 @@ protected function getErrorList()
             59 => 1,
             60 => 1,
             62 => 1,
+            64 => 1,
         ];
 
     }//end getErrorList()