Closes #3871

sebastianbergmann · Dec 4, 2020 · a5b2c52 · a5b2c52
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diff --git a/ChangeLog-10.0.md b/ChangeLog-10.0.md
@@ -4,6 +4,10 @@ All notable changes of the PHPUnit 10.0 release series are documented in this fi
 
 ## [10.0.0] - 2021-02-05
 
+### Changed
+
+* [#3871](https://github.com/sebastianbergmann/phpunit/issues/3871): Declare return types for `InvocationStubber` methods
+
 ### Removed
 
 * [#3870](https://github.com/sebastianbergmann/phpunit/issues/3870): Drop support for PHP 7.3

diff --git a/src/Framework/MockObject/Builder/InvocationStubber.php b/src/Framework/MockObject/Builder/InvocationStubber.php
@@ -19,47 +19,34 @@ interface InvocationStubber
 {
     public function will(Stub $stub): Identity;
 
-    /** @return self */
-    public function willReturn($value, ...$nextValues)/*: self */;
+    public function willReturn($value, ...$nextValues): self;
 
     /**
      * @param mixed $reference
-     *
-     * @return self
      */
-    public function willReturnReference(&$reference)/*: self */;
+    public function willReturnReference(&$reference): self;
 
     /**
      * @param array<int, array<int, mixed>> $valueMap
-     *
-     * @return self
      */
-    public function willReturnMap(array $valueMap)/*: self */;
+    public function willReturnMap(array $valueMap): self;
 
     /**
      * @param int $argumentIndex
-     *
-     * @return self
      */
-    public function willReturnArgument($argumentIndex)/*: self */;
+    public function willReturnArgument($argumentIndex): self;
 
     /**
      * @param callable $callback
-     *
-     * @return self
      */
-    public function willReturnCallback($callback)/*: self */;
+    public function willReturnCallback($callback): self;
 
-    /** @return self */
-    public function willReturnSelf()/*: self */;
+    public function willReturnSelf(): self;
 
     /**
      * @param mixed $values
-     *
-     * @return self
      */
-    public function willReturnOnConsecutiveCalls(...$values)/*: self */;
+    public function willReturnOnConsecutiveCalls(...$values): self;
 
-    /** @return self */
-    public function willThrowException(Throwable $exception)/*: self */;
+    public function willThrowException(Throwable $exception): self;
 }