From 06ed41e4d70b19182234b0a136e2e4d7f56388be Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andreas=20M=C3=B6ller?= <am@localheinz.com>
Date: Mon, 23 Dec 2019 10:19:57 +0100
Subject: [PATCH] Fix: Add return type declarations

---
 src/RuleSet.php                               |  6 +++---
 test/Unit/FactoryTest.php                     |  5 +----
 test/Unit/RuleSet/AbstractRuleSetTestCase.php | 10 ++--------
 3 files changed, 6 insertions(+), 15 deletions(-)

diff --git a/src/RuleSet.php b/src/RuleSet.php
index 9c6e66ed..3b95eeb4 100644
--- a/src/RuleSet.php
+++ b/src/RuleSet.php
@@ -20,14 +20,14 @@ interface RuleSet
      *
      * @return string
      */
-    public function name();
+    public function name(): string;
 
     /**
      * Returns an array of rules along with their configuration.
      *
      * @return array
      */
-    public function rules();
+    public function rules(): array;
 
     /**
      * Returns the minimum required PHP version (PHP_VERSION_ID).
@@ -36,5 +36,5 @@ public function rules();
      *
      * @return int
      */
-    public function targetPhpVersion();
+    public function targetPhpVersion(): int;
 }
diff --git a/test/Unit/FactoryTest.php b/test/Unit/FactoryTest.php
index 41cb9130..017edb0f 100644
--- a/test/Unit/FactoryTest.php
+++ b/test/Unit/FactoryTest.php
@@ -99,10 +99,7 @@ public function testFromRuleSetCreatesConfig(int $targetPhpVersion): void
         self::assertSame($rules, $config->getRules());
     }
 
-    /**
-     * @return \Generator
-     */
-    public function providerTargetPhpVersion()
+    public function providerTargetPhpVersion(): \Generator
     {
         $values = [
             \PHP_VERSION_ID - 1,
diff --git a/test/Unit/RuleSet/AbstractRuleSetTestCase.php b/test/Unit/RuleSet/AbstractRuleSetTestCase.php
index 3ee636c5..4f6c29e5 100644
--- a/test/Unit/RuleSet/AbstractRuleSetTestCase.php
+++ b/test/Unit/RuleSet/AbstractRuleSetTestCase.php
@@ -107,10 +107,7 @@ final public function testHeaderCommentFixerIsEnabledIfHeaderIsProvided($header)
         self::assertSame($expected, $rules['header_comment']);
     }
 
-    /**
-     * @return \Generator
-     */
-    final public function providerValidHeader()
+    final public function providerValidHeader(): \Generator
     {
         $values = [
             'string-empty' => '',
@@ -145,10 +142,7 @@ final public function testRulesAreSortedByName($source, $ruleNames): void
         ));
     }
 
-    /**
-     * @return \Generator
-     */
-    final public function providerRuleNames()
+    final public function providerRuleNames(): \Generator
     {
         $values = [
             'rule set' => self::createRuleSet()->rules(),