implemented resolver like in https://github.com/symfony/symfony/issue…

…s/33735\#issuecomment-536596111
symfony · boscho87 · Oct 5, 2019 · Oct 5, 2019 · Oct 5, 2019 · f9bec06101b7f0dfd70a96cd215da942e643796c
commit f9bec06101b7f0dfd70a96cd215da942e643796c
@@ -0,0 +1,94 @@
+<?php
+
+
+namespace Symfony\Component\OptionsResolver;
+
+/**
+ * Class OptionConfigurator
+ * @author Simon D. Mueller <simon.d.mueller@gmail.com>
+ */
+final class OptionConfigurator
+{
+
+    /**
+     * @var string
+     */
+    private $name;
+    /**
+     * @var OptionsResolver
+     */
+    private $resolver;
+
+    /**
+     * OptionConfigurator constructor.
+     * @param string $name
+     * @param OptionsResolver $resolver
+     */
+    public function __construct(string $name, OptionsResolver $resolver)
+    {
+        $this->name = $name;
+        $this->resolver = $resolver;
+        $this->resolver->setDefined($name);
+    }
+
+    /**
+     * @param $value
+     * @return OptionConfigurator
+     */
+    public function default($value): self
+    {
+        $this->resolver->setDefault($this->name, $value);
+
+        return $this;
+    }
+
+    /**
+     * @return OptionConfigurator
+     */
+    public function required(): self
+    {
+        $this->resolver->setRequired($this->name);
+        return $this;
+    }
+
+    /**
+     * @param $message
+     * @return OptionConfigurator
+     */
+    public function deprecated($message): self
+    {
+        $this->resolver->setDeprecated($this->name, $message);
+        return $this;
+    }
+
+    /**
+     * @param $type
+     * @return OptionConfigurator
+     */
+    public function allowedTypes($type): self
+    {
+        $this->resolver->setAllowedTypes($this->name, $type);
+        return $this;
+    }
+
+    /**
+     * @param $values
+     * @return OptionConfigurator
+     */
+    public function allowedValues($values): self
+    {
+        $this->resolver->setAllowedValues($this->name, $values);
+        return $this;
+    }
+
+    /**
+     * @param callable $normalizer
+     * @return OptionConfigurator
+     */
+    public function normalize(callable $normalizer): self
+    {
+        $this->resolver->setNormalizer($this->name, $normalizer);
+        return $this;
+    }
+
+}
@@ -111,6 +111,15 @@ class OptionsResolver implements Options
        'double' => 'float',
    ];

+    /**
+     * @param string $optionName
+     * @return OptionConfigurator
+     */
+    public function define(string $optionName): OptionConfigurator
+    {
+        return new OptionConfigurator($optionName, $this);
+    }
+
    /**
     * Sets the default value of a given option.
     *