db: add type hints

2 files changed, 3 insertions, 3 deletions

diff --git a/classes/db.php b/classes/db.php
index 70b97d0ee..6199c82bb 100755
--- a/classes/db.php
+++ b/classes/db.php
@@ -92,7 +92,7 @@ class Db
 		return self::$instance;
 	}
 
-	public static function get() {
+	public static function get() : Db {
 		if (self::$instance == null)
 			self::$instance = new self();
 
@@ -103,7 +103,7 @@ class Db
 		return self::$instance->adapter;
 	}
 
-	public static function pdo() {
+	public static function pdo() : PDO {
 		if (self::$instance == null)
 			self::$instance = new self();
 
diff --git a/classes/pluginhost.php b/classes/pluginhost.php
index d94279706..8c5e31ad3 100755
--- a/classes/pluginhost.php
+++ b/classes/pluginhost.php
@@ -111,7 +111,7 @@ class PluginHost {
 		return Db::get();
 	}
 
-	function get_pdo() {
+	function get_pdo(): PDO {
 		return $this->pdo;
 	}