Composer update

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

vendor/psy/psysh/test/Reflection/ReflectionLanguageConstructTest.php

@@ -0,0 +1,102 @@
+<?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\Test\Reflection;
+
+use Psy\Reflection\ReflectionLanguageConstruct;
+
+class ReflectionLanguageConstructTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @dataProvider languageConstructs
+     */
+    public function testConstruction($keyword)
+    {
+        $refl = new ReflectionLanguageConstruct($keyword);
+        $this->assertEquals($keyword, $refl->getName());
+        $this->assertEquals($keyword, (string) $refl);
+    }
+
+    /**
+     * @dataProvider languageConstructs
+     */
+    public function testKnownLanguageConstructs($keyword)
+    {
+        $this->assertTrue(ReflectionLanguageConstruct::isLanguageConstruct($keyword));
+    }
+
+    /**
+     * @dataProvider languageConstructs
+     */
+    public function testFileName($keyword)
+    {
+        $refl = new ReflectionLanguageConstruct($keyword);
+        $this->assertFalse($refl->getFileName());
+    }
+
+    /**
+     * @dataProvider languageConstructs
+     */
+    public function testReturnsReference($keyword)
+    {
+        $refl = new ReflectionLanguageConstruct($keyword);
+        $this->assertFalse($refl->returnsReference());
+    }
+
+    /**
+     * @dataProvider languageConstructs
+     */
+    public function testGetParameters($keyword)
+    {
+        $refl = new ReflectionLanguageConstruct($keyword);
+        $this->assertNotEmpty($refl->getParameters());
+    }
+
+    /**
+     * @dataProvider languageConstructs
+     * @expectedException \RuntimeException
+     */
+    public function testExportThrows($keyword)
+    {
+        ReflectionLanguageConstruct::export($keyword);
+    }
+
+    public function languageConstructs()
+    {
+        return [
+            ['isset'],
+            ['unset'],
+            ['empty'],
+            ['echo'],
+            ['print'],
+            ['die'],
+            ['exit'],
+        ];
+    }
+
+    /**
+     * @dataProvider unknownLanguageConstructs
+     * @expectedException \InvalidArgumentException
+     */
+    public function testUnknownLanguageConstructsThrowExceptions($keyword)
+    {
+        new ReflectionLanguageConstruct($keyword);
+    }
+
+    public function unknownLanguageConstructs()
+    {
+        return [
+            ['async'],
+            ['await'],
+            ['comefrom'],
+        ];
+    }
+}