Merge branch 'process'

Author: lkrms

src/Toolkit/Core/Catalog/ProcessState.php

@@ -0,0 +1,17 @@
+<?php declare(strict_types=1);
+
+namespace Salient\Core\Catalog;
+
+use Salient\Core\AbstractEnumeration;
+
+/**
+ * Process states
+ *
+ * @extends AbstractEnumeration<int>
+ */
+final class ProcessState extends AbstractEnumeration
+{
+    public const READY = 0;
+    public const RUNNING = 1;
+    public const TERMINATED = 2;
+}

src/Toolkit/Core/Catalog/ProcessStream.php

@@ -0,0 +1,17 @@
+<?php declare(strict_types=1);
+
+namespace Salient\Core\Catalog;
+
+use Salient\Core\AbstractEnumeration;
+
+/**
+ * Process streams
+ *
+ * @extends AbstractEnumeration<int>
+ */
+final class ProcessStream extends AbstractEnumeration
+{
+    public const STDIN = 0;
+    public const STDOUT = 1;
+    public const STDERR = 2;
+}

src/Toolkit/Core/Exception/ProcessException.php

@@ -0,0 +1,7 @@
+<?php declare(strict_types=1);
+
+namespace Salient\Core\Exception;
+
+use Salient\Core\AbstractException;
+
+class ProcessException extends AbstractException {}

src/Toolkit/Core/Exception/ProcessTimedOutException.php

@@ -0,0 +1,5 @@
+<?php declare(strict_types=1);
+
+namespace Salient\Core\Exception;
+
+class ProcessTimedOutException extends ProcessException {}