Database PreparedQuery typos changes

Author: atishhamte

system/Database/BasePreparedQuery.php

@@ -37,6 +37,7 @@
 
 namespace CodeIgniter\Database;
 
+use CodeIgniter\Database\MySQLi\Connection;
 use CodeIgniter\Events\Events;
 
 /**
@@ -85,7 +86,7 @@ abstract class BasePreparedQuery implements PreparedQueryInterface
 
 	public function __construct(ConnectionInterface $db)
 	{
-		$this->db = & $db;
+		$this->db = &$db;
 	}
 
 	//--------------------------------------------------------------------
@@ -103,7 +104,7 @@ public function __construct(ConnectionInterface $db)
 	 *
 	 * @return mixed
 	 */
-	public function prepare(string $sql, array $options = [], $queryClass = 'CodeIgniter\\Database\\Query')
+	public function prepare(string $sql, array $options = [], string $queryClass = 'CodeIgniter\\Database\\Query')
 	{
 		// We only supports positional placeholders (?)
 		// in order to work with the execute method below, so we
@@ -180,9 +181,9 @@ public function execute(...$data)
 	 *
 	 * @param array $data
 	 *
-	 * @return ResultInterface
+	 * @return boolean
 	 */
-	abstract public function _execute($data);
+	abstract public function _execute(array $data): bool;
 
 	//--------------------------------------------------------------------
 
@@ -196,7 +197,9 @@ abstract public function _getResult();
 	//--------------------------------------------------------------------
 
 	/**
-	 * Explicity closes the statement.
+	 * Explicitly closes the statement.
+	 *
+	 * @return null|void
 	 */
 	public function close()
 	{
@@ -232,7 +235,7 @@ public function getQueryString(): string
 	 *
 	 * @return boolean
 	 */
-	public function hasError()
+	public function hasError(): bool
 	{
 		return ! empty($this->errorString);
 	}

system/Database/MySQLi/PreparedQuery.php

@@ -80,9 +80,9 @@ public function _prepare(string $sql, array $options = [])
 	 *
 	 * @param array $data
 	 *
-	 * @return \CodeIgniter\Database\ResultInterface
+	 * @return bool
 	 */
-	public function _execute($data)
+	public function _execute(array $data): bool
 	{
 		if (is_null($this->statement))
 		{

system/Database/Postgre/PreparedQuery.php

@@ -74,6 +74,7 @@ class PreparedQuery extends BasePreparedQuery implements PreparedQueryInterface
 	 *                        Unused in the MySQLi driver.
 	 *
 	 * @return mixed
+	 * @throws \Exception
 	 */
 	public function _prepare(string $sql, array $options = [])
 	{
@@ -104,7 +105,7 @@ public function _prepare(string $sql, array $options = [])
 	 *
 	 * @return boolean
 	 */
-	public function _execute($data)
+	public function _execute(array $data): bool
 	{
 		if (is_null($this->statement))
 		{

system/Database/SQLite3/PreparedQuery.php

@@ -89,7 +89,7 @@ public function _prepare(string $sql, array $options = [])
 	 *
 	 * @return boolean
 	 */
-	public function _execute($data)
+	public function _execute(array $data): bool
 	{
 		if (is_null($this->statement))
 		{