Fixed heredoc

Author: sebprt

src/Factory/Connection.php

@@ -85,21 +85,21 @@ public function compile(array $config): SQL\Factory\Repository\Connection
         $repository = new SQL\Factory\Repository\Connection($connection);
 
         if (\array_key_exists('shared', $config) && true === $config['shared']) {
-            $repository->addFiles(new File('PDOPool.php', new InMemory(<<<'PHP'
+            $repository->addFiles(new File('PDOPool.php', new InMemory(<<<PHP
                 <?php
 
-                namespace ${$this->generatedNamespace};
+                namespace {$this->generatedNamespace};
                 final class PDOPool {
-                    private static array $connections = [];
-                    public static function unique(string $dsn, ?string $username = null, ?string $password = null, $options = []): \PDO {
-                        return new \PDO($dsn, $username, $password, $options);
+                    private static array \$connections = [];
+                    public static function unique(string \$dsn, ?string \$username = null, ?string \$password = null, \$options = []): \PDO {
+                        return new \PDO(\$dsn, \$username, \$password, \$options);
                     }
-                    public static function shared(string $dsn, ?string $username = null, ?string $password = null, $options = []): \PDO {
-                        if (isset(self::$connections[$dsn])) {
-                            return self::$connections[$dsn];
+                    public static function shared(string \$dsn, ?string \$username = null, ?string \$password = null, \$options = []): \PDO {
+                        if (isset(self::\$connections[\$dsn])) {
+                            return self::\$connections[\$dsn];
                         }
                         
-                        return self::$connections[$dsn] = self::unique($dsn, $username, $password, $options);
+                        return self::\$connections[\$dsn] = self::unique(\$dsn, \$username, \$password, \$options);
                     }
                 }
                 PHP