More specific array phpdoc for the public interface

Author: GrahamCampbell

src/Dotenv.php

@@ -111,7 +111,7 @@ public static function createImmutable($paths, $names = null, $shortCircuit = tr
      *
      * @throws \Dotenv\Exception\InvalidPathException|\Dotenv\Exception\InvalidFileException
      *
-     * @return array<string|null>
+     * @return array<string,string|null>
      */
     public function load()
     {
@@ -123,7 +123,7 @@ public function load()
      *
      * @throws \Dotenv\Exception\InvalidFileException
      *
-     * @return array<string|null>
+     * @return array<string,string|null>
      */
     public function safeLoad()
     {

src/Loader/Loader.php

@@ -16,7 +16,7 @@ class Loader implements LoaderInterface
      *
      * @throws \Dotenv\Exception\InvalidFileException
      *
-     * @return array<string|null>
+     * @return array<string,string|null>
      */
     public function load(RepositoryInterface $repository, $content)
     {
@@ -37,7 +37,7 @@ public function load(RepositoryInterface $repository, $content)
      *
      * @throws \Dotenv\Exception\InvalidFileException
      *
-     * @return array<string|null>
+     * @return array<string.string|null>
      */
     private static function processEntries(RepositoryInterface $repository, array $entries)
     {

src/Loader/LoaderInterface.php

@@ -14,7 +14,7 @@ interface LoaderInterface
      *
      * @throws \Dotenv\Exception\InvalidFileException
      *
-     * @return array<string|null>
+     * @return array<string,string|null>
      */
     public function load(RepositoryInterface $repository, $content);
 }

src/Repository/Adapter/ArrayAdapter.php

@@ -10,7 +10,7 @@ class ArrayAdapter implements AvailabilityInterface, ReaderInterface, WriterInte
     /**
      * The variables and their values.
      *
-     * @return array<string|null>
+     * @return array<string,string|null>
      */
     private $variables = [];