--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Config\Definition;
+
+use Symfony\Component\Config\Definition\Exception\InvalidConfigurationException;
+
+/**
+ * This node represents a numeric value in the config tree.
+ *
+ * @author David Jeanmonod <david.jeanmonod@gmail.com>
+ */
+class NumericNode extends ScalarNode
+{
+ protected $min;
+ protected $max;
+
+ public function __construct($name, NodeInterface $parent = null, $min = null, $max = null)
+ {
+ parent::__construct($name, $parent);
+ $this->min = $min;
+ $this->max = $max;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function finalizeValue($value)
+ {
+ $value = parent::finalizeValue($value);
+
+ $errorMsg = null;
+ if (isset($this->min) && $value < $this->min) {
+ $errorMsg = sprintf('The value %s is too small for path "%s". Should be greater than or equal to %s', $value, $this->getPath(), $this->min);
+ }
+ if (isset($this->max) && $value > $this->max) {
+ $errorMsg = sprintf('The value %s is too big for path "%s". Should be less than or equal to %s', $value, $this->getPath(), $this->max);
+ }
+ if (isset($errorMsg)) {
+ $ex = new InvalidConfigurationException($errorMsg);
+ $ex->setPath($this->getPath());
+ throw $ex;
+ }
+
+ return $value;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function isValueEmpty($value)
+ {
+ // a numeric value cannot be empty
+ return false;
+ }
+}