Composer update

* updated Laravel to v5.6.38
* Added laravel tinker in dev dependencies

vendor/psy/psysh/src/Reflection/ReflectionConstant_.php

@@ -0,0 +1,182 @@
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2018 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Psy\Reflection;
+
+/**
+ * Somehow the standard reflection library doesn't include constants.
+ *
+ * ReflectionConstant_ corrects that omission.
+ *
+ * Note: For backwards compatibility reasons, this class is named
+ * ReflectionConstant_ rather than ReflectionConstant. It will be renamed in
+ * v0.10.0.
+ */
+class ReflectionConstant_ implements \Reflector
+{
+    public $name;
+    private $value;
+
+    private static $magicConstants = [
+        '__LINE__',
+        '__FILE__',
+        '__DIR__',
+        '__FUNCTION__',
+        '__CLASS__',
+        '__TRAIT__',
+        '__METHOD__',
+        '__NAMESPACE__',
+        '__COMPILER_HALT_OFFSET__',
+    ];
+
+    /**
+     * Construct a ReflectionConstant_ object.
+     *
+     * @param string $name
+     */
+    public function __construct($name)
+    {
+        $this->name = $name;
+
+        if (!\defined($name) && !self::isMagicConstant($name)) {
+            throw new \InvalidArgumentException('Unknown constant: ' . $name);
+        }
+
+        if (!self::isMagicConstant($name)) {
+            $this->value = @\constant($name);
+        }
+    }
+
+    /**
+     * Exports a reflection.
+     *
+     * @param string $name
+     * @param bool   $return pass true to return the export, as opposed to emitting it
+     *
+     * @return null|string
+     */
+    public static function export($name, $return = false)
+    {
+        $refl = new self($name);
+        $value = $refl->getValue();
+
+        $str = \sprintf('Constant [ %s %s ] { %s }', \gettype($value), $refl->getName(), $value);
+
+        if ($return) {
+            return $str;
+        }
+
+        echo $str . "\n";
+    }
+
+    public static function isMagicConstant($name)
+    {
+        return \in_array($name, self::$magicConstants);
+    }
+
+    /**
+     * Get the constant's docblock.
+     *
+     * @return false
+     */
+    public function getDocComment()
+    {
+        return false;
+    }
+
+    /**
+     * Gets the constant name.
+     *
+     * @return string
+     */
+    public function getName()
+    {
+        return $this->name;
+    }
+
+    /**
+     * Gets the namespace name.
+     *
+     * Returns '' when the constant is not namespaced.
+     *
+     * @return string
+     */
+    public function getNamespaceName()
+    {
+        if (!$this->inNamespace()) {
+            return '';
+        }
+
+        return \preg_replace('/\\\\[^\\\\]+$/', '', $this->name);
+    }
+
+    /**
+     * Gets the value of the constant.
+     *
+     * @return mixed
+     */
+    public function getValue()
+    {
+        return $this->value;
+    }
+
+    /**
+     * Checks if this constant is defined in a namespace.
+     *
+     * @return bool
+     */
+    public function inNamespace()
+    {
+        return \strpos($this->name, '\\') !== false;
+    }
+
+    /**
+     * To string.
+     *
+     * @return string
+     */
+    public function __toString()
+    {
+        return $this->getName();
+    }
+
+    /**
+     * Gets the constant's file name.
+     *
+     * Currently returns null, because if it returns a file name the signature
+     * formatter will barf.
+     */
+    public function getFileName()
+    {
+        return;
+        // return $this->class->getFileName();
+    }
+
+    /**
+     * Get the code start line.
+     *
+     * @throws \RuntimeException
+     */
+    public function getStartLine()
+    {
+        throw new \RuntimeException('Not yet implemented because it\'s unclear what I should do here :)');
+    }
+
+    /**
+     * Get the code end line.
+     *
+     * @throws \RuntimeException
+     */
+    public function getEndLine()
+    {
+        return $this->getStartLine();
+    }
+}