Improve type annotations

Author: sebastianbergmann

src/Framework/Attributes/CoversClass.php

@@ -15,15 +15,21 @@
 final class CoversClass
 {
     /**
-     * @var string
+     * @psalm-var class-string
      */
     private $className;
 
+    /**
+     * @psalm-param class-string $className
+     */
     public function __construct(string $className)
     {
         $this->className = $className;
     }
 
+    /**
+     * @psalm-return class-string
+     */
     public function className(): string
     {
         return $this->className;

src/Framework/Attributes/DataProviderExternal.php

@@ -15,7 +15,7 @@
 final class DataProviderExternal
 {
     /**
-     * @var string
+     * @psalm-var class-string
      */
     private $className;
 
@@ -24,12 +24,18 @@ final class DataProviderExternal
      */
     private $methodName;
 
+    /**
+     * @psalm-param class-string $className
+     */
     public function __construct(string $className, string $methodName)
     {
         $this->className  = $className;
         $this->methodName = $methodName;
     }
 
+    /**
+     * @psalm-return class-string
+     */
     public function className(): string
     {
         return $this->className;

src/Framework/Attributes/DependsExternal.php

@@ -15,7 +15,7 @@
 final class DependsExternal
 {
     /**
-     * @var string
+     * @psalm-var class-string
      */
     private $className;
 
@@ -24,12 +24,18 @@ final class DependsExternal
      */
     private $methodName;
 
+    /**
+     * @psalm-param class-string $className
+     */
     public function __construct(string $className, string $methodName)
     {
         $this->className  = $className;
         $this->methodName = $methodName;
     }
 
+    /**
+     * @psalm-return class-string
+     */
     public function className(): string
     {
         return $this->className;