Fix Doctrine dependencies

Author: janbarasek

composer.json

@@ -1,20 +1,22 @@
 {
-  "name": "mathematicator-core/statistic",
-  "description": "Smart statistic algorithms.",
-  "homepage": "https://github.com/mathematicator-core/statistic",
-  "authors": [
-	{
-	  "name": "Jan Barášek",
-	  "homepage": "http://baraja.cz"
-	}
-  ],
-  "require": {
-	"php": ">=7.1.0"
-  },
-  "autoload": {
-	"classmap": [
-	  "src/"
-	]
-  },
-  "minimum-stability": "stable"
+	"name": "mathematicator-core/statistic",
+	"description": "Smart statistic algorithms.",
+	"homepage": "https://github.com/mathematicator-core/statistic",
+	"authors": [
+		{
+			"name": "Jan Barášek",
+			"homepage": "http://baraja.cz"
+		}
+	],
+	"require": {
+		"php": ">=7.1.0",
+		"baraja-core/doctrine": "~1.0",
+		"nette/tester": "^2.0"
+	},
+	"autoload": {
+		"classmap": [
+			"src/"
+		]
+	},
+	"minimum-stability": "stable"
 }

src/Entity/Sequence.php

@@ -1,12 +1,14 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Mathematicator\Statistics\Entity;
 
 
+use Baraja\Doctrine\UUID\UuidIdentifier;
 use Doctrine\ORM\Mapping as ORM;
 use Nette\SmartObject;
 use Nette\Utils\Strings;
-use ShopUp\Database\UUID\UuidIdentifier;
 
 /**
  * @ORM\Entity()
@@ -63,7 +65,7 @@ public function getSequence(): array
 	}
 
 	/**
-	 * @return null|string
+	 * @return string|null
 	 */
 	public function getData(): ?string
 	{
@@ -108,6 +110,9 @@ public function updateData(): void
 		}
 	}
 
+	/**
+	 * @return string|null
+	 */
 	public function getFormula(): ?string
 	{
 		return $this->getDataType('F');

src/StatisticsManager.php

@@ -3,11 +3,11 @@
 namespace Model\Math\Statistics;
 
 
+use Baraja\Doctrine\EntityManager;
+use Baraja\Doctrine\EntityManagerException;
 use Mathematicator\Statistics\Entity\Sequence;
 use Nette\Utils\Strings;
 use Nette\Utils\Validators;
-use ShopUp\Database\EntityManager;
-use ShopUp\Database\EntityManagerException;
 
 class StatisticsManager
 {