Add missing scalar type hint

Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>

1 files changed, 1 insertions, 4 deletions

diff --git a/lib/Provider/TotpProvider.php b/lib/Provider/TotpProvider.php
index 440cd73..eb24fb8 100644
--- a/lib/Provider/TotpProvider.php
+++ b/lib/Provider/TotpProvider.php
@@ -73,11 +73,8 @@ class TotpProvider implements IProvider {
 
 	/**
 	 * Verify the given challenge
-	 *
-	 * @param IUser $user
-	 * @param string $challenge
 	 */
-	public function verifyChallenge(IUser $user, $challenge) {
+	public function verifyChallenge(IUser $user, string $challenge): bool {
 		$challenge = preg_replace('/[^0-9]/', '', $challenge);
 		return $this->totp->validateSecret($user, $challenge);
 	}