Initial commit

application/Espo/Core/Formula/Argument.php

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+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Core\Formula;
+
+use Espo\Core\Formula\Exceptions\Error;
+use Espo\Core\Formula\Parser\Ast\Attribute;
+use Espo\Core\Formula\Parser\Ast\Node;
+use Espo\Core\Formula\Parser\Ast\Value;
+use Espo\Core\Formula\Parser\Ast\Variable;
+
+/**
+ * A function argument.
+ */
+class Argument implements Evaluatable
+{
+    public function __construct(private mixed $data)
+    {}
+
+    /**
+     * Get an argument type (function name).
+     *
+     * @throws Error
+     */
+    public function getType(): string
+    {
+        if ($this->data instanceof Node) {
+            return $this->data->getType();
+        }
+
+        if ($this->data instanceof Value) {
+            return 'value';
+        }
+
+        if ($this->data instanceof Variable) {
+            return 'variable';
+        }
+
+        if ($this->data instanceof Attribute) {
+            return 'attribute';
+        }
+
+        throw new Error("Can't get type from scalar.");
+    }
+
+    /**
+     * Get a nested argument list.
+     *
+     * @throws Error
+     */
+    public function getArgumentList(): ArgumentList
+    {
+        if ($this->data instanceof Node) {
+            return new ArgumentList($this->data->getChildNodes());
+        }
+
+        if ($this->data instanceof Value) {
+            return new ArgumentList([$this->data->getValue()]);
+        }
+
+        if ($this->data instanceof Variable) {
+            $value = new Value($this->data->getName());
+
+            return new ArgumentList([$value]);
+        }
+
+        if ($this->data instanceof Attribute) {
+            return new ArgumentList([$this->data->getName()]);
+        }
+
+        throw new Error("Can't get argument list from a non-node item.");
+    }
+
+    /**
+     * Get data.
+     */
+    public function getData(): mixed
+    {
+        return $this->data;
+    }
+}