chore(cleanup): Tidy-up and tweaks of Pest Parallel integration.

src/Plugins/Parallel.php

@@ -31,22 +31,7 @@ final class Parallel implements HandlesArguments
     ];
 
     /**
-     * If the
-     */
-    public static function isCommand(): bool
-    {
-        // get binary name
-        Arr::get($_SERVER, 'argv.0');
-
-        $argvValue = Arr::get($_ENV, 'PARATEST');
-
-        assert(is_string($argvValue) || is_int($argvValue) || is_null($argvValue));
-
-        return ((int) $argvValue) === 1;
-    }
-
-    /**
-     * If the
+     * If this code is running in a worker process rather than the main process.
      */
     public static function isWorker(): bool
     {
@@ -57,23 +42,28 @@ final class Parallel implements HandlesArguments
         return ((int) $argvValue) === 1;
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function handleArguments(array $arguments): array
     {
-        if ($this->argumentsContainParallelFlags($arguments)) {
+        if ($this->argumentsContainParallelOptions($arguments)) {
             exit($this->runTestSuiteInParallel($arguments));
         }
 
         if (self::isWorker()) {
-            return $this->runWorkersHandlers($arguments);
+            return $this->runWorkerHandlers($arguments);
         }
 
         return $arguments;
     }
 
     /**
+     * Whether the given command line arguments indicate that the test suite should be run in parallel.
+     *
      * @param  array<int, string>  $arguments
      */
-    private function argumentsContainParallelFlags(array $arguments): bool
+    private function argumentsContainParallelOptions(array $arguments): bool
     {
         if ($this->hasArgument('--parallel', $arguments)) {
             return true;
@@ -83,6 +73,8 @@ final class Parallel implements HandlesArguments
     }
 
     /**
+     * Runs the test suite in parallel. This method will exit the process upon completion.
+     *
      * @param  array<int, string>  $arguments
      *
      * @throws JsonException
@@ -114,10 +106,12 @@ final class Parallel implements HandlesArguments
     }
 
     /**
+     * Runs any handlers that have been registered to handle worker arguments, and returns the modified arguments.
+     *
      * @param  array<int, string>  $arguments
      * @return array<int, string>
      */
-    private function runWorkersHandlers(array $arguments): array
+    private function runWorkerHandlers(array $arguments): array
     {
         $handlers = array_filter(
             array_map(fn ($handler): object|string => Container::getInstance()->get($handler), self::HANDLERS),
@@ -131,6 +125,9 @@ final class Parallel implements HandlesArguments
         );
     }
 
+    /**
+     * Outputs a message to the user asking them to install ParaTest as a dev dependency.
+     */
     private function askUserToInstallParatest(): void
     {
         /** @var OutputInterface $output */
@@ -142,6 +139,9 @@ final class Parallel implements HandlesArguments
         ]);
     }
 
+    /**
+     * Builds an instance of the Paratest command.
+     */
     private function paratestCommand(): Application
     {
         /** @var non-empty-string $rootPath */

src/Plugins/Parallel/Handlers/Laravel.php

@@ -21,6 +21,9 @@ final class Laravel implements HandlesArguments
 {
     use HandleArguments;
 
+    /**
+     * {@inheritdoc}
+     */
     public function handleArguments(array $arguments): array
     {
         return self::whenUsingLaravel($arguments, function (array $arguments): array {
@@ -43,10 +46,8 @@ final class Laravel implements HandlesArguments
     {
         $isLaravelApplication = InstalledVersions::isInstalled('laravel/framework', false);
         $isLaravelPackage = class_exists(\Orchestra\Testbench\TestCase::class);
-        if ($isLaravelApplication) {
-            return $closure($arguments);
-        }
-        if ($isLaravelPackage) {
+
+        if ($isLaravelApplication && ! $isLaravelPackage) {
             return $closure($arguments);
         }
 

src/Plugins/Parallel/Handlers/Parallel.php

@@ -25,7 +25,7 @@ final class Parallel implements HandlesArguments
     ];
 
     /**
-     * Handles the arguments, removing the ones that are not needed, and adding the "runner" argument.
+     * Handles the arguments, removing the ones that are not needed, and adds the "runner" argument.
      */
     public function handleArguments(array $arguments): array
     {

src/Repositories/AfterEachRepository.php

@@ -33,7 +33,7 @@ final class AfterEachRepository
     }
 
     /**
-     * Gets a after each closure by the given filename.
+     * Gets an after each closure by the given filename.
      */
     public function get(string $filename): Closure
     {