Fix priority between PHPDoc return type fixers

composer.json

@@ -44,7 +44,7 @@
         "php-cs-fixer/phpunit-constraint-isidenticalstring": "^1.0.1",
         "php-cs-fixer/phpunit-constraint-xmlmatchesxsd": "^1.0.1",
         "phpunit/phpunit": "^5.7.27 || ^6.5.8 || ^7.1",
-        "phpunitgoodpractices/traits": "^1.5",
+        "phpunitgoodpractices/traits": "^1.5.1",
         "symfony/phpunit-bridge": "^4.0"
     },
     "suggest": {

src/Fixer/FunctionNotation/PhpdocToReturnTypeFixer.php

@@ -128,8 +128,8 @@ public function isCandidate(Tokens $tokens)
     public function getPriority()
     {
         // should be run after PhpdocScalarFixer.
-        // should be run before ReturnTypeDeclarationFixer, FullyQualifiedStrictTypesFixer.
-        return 1;
+        // should be run before ReturnTypeDeclarationFixer, FullyQualifiedStrictTypesFixer, NoSuperfluousPhpdocTagsFixer.
+        return 8;
     }
 
     /**

tests/AutoReview/FixerFactoryTest.php

@@ -183,6 +183,7 @@ public function provideFixersPriorityCases()
             [$fixers['phpdoc_to_comment'], $fixers['no_empty_comment']],
             [$fixers['phpdoc_to_comment'], $fixers['phpdoc_no_useless_inheritdoc']],
             [$fixers['phpdoc_to_return_type'], $fixers['fully_qualified_strict_types']],
+            [$fixers['phpdoc_to_return_type'], $fixers['no_superfluous_phpdoc_tags']],
             [$fixers['phpdoc_to_return_type'], $fixers['return_type_declaration']],
             [$fixers['pow_to_exponentiation'], $fixers['binary_operator_spaces']],
             [$fixers['pow_to_exponentiation'], $fixers['method_argument_space']],

tests/Fixtures/Integration/priority/phpdoc_to_return_type,no_superfluous_phpdoc_tags.test

@@ -0,0 +1,28 @@
+--TEST--
+Integration of fixers: phpdoc_to_return_type,no_superfluous_phpdoc_tags.
+--RULESET--
+{"phpdoc_to_return_type": true, "no_superfluous_phpdoc_tags": true}
+--REQUIREMENTS--
+{"php": 70000}
+--EXPECT--
+<?php
+
+class Test {
+    /**
+     */
+    public function foo(): int {
+        return 1;
+    }
+}
+
+--INPUT--
+<?php
+
+class Test {
+    /**
+     * @return int
+     */
+    public function foo() {
+        return 1;
+    }
+}