Add Workspace.php

Signed-off-by: Nathanael Esayeas <nathanael.esayeas@protonmail.com>

src/Workspace.php

@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Ghostwriter\Arm;
+
+use Ghostwriter\Arm\Interface\WorkspaceInterface;
+use Ghostwriter\Arm\Service\Factory\WorkspaceFactory;
+use Ghostwriter\Container\Attribute\Factory;
+use InvalidArgumentException;
+use Override;
+
+use function is_dir;
+use function trim;
+
+#[Factory(WorkspaceFactory::class)]
+final readonly class Workspace implements WorkspaceInterface
+{
+    public function __construct(
+        private string $workspace
+    ) {
+        if (trim($workspace) === '') {
+            throw new InvalidArgumentException('Workspace cannot be empty');
+        }
+
+        if (! is_dir($workspace)) {
+            throw new InvalidArgumentException('Workspace must be a directory');
+        }
+    }
+
+    #[Override]
+    public function toString(): string
+    {
+        return $this->workspace;
+    }
+
+    #[Override]
+    public static function new(string $workspace): self
+    {
+        return new self($workspace);
+    }
+}