Add getExtension() to FileInfo

this is a fairly common operation so it makes sense to prevent having
to repeatedly implement it.

Signed-off-by: Robin Appelman <robin@icewind.nl>

1 files changed, 8 insertions, 0 deletions

diff --git a/lib/public/Files/FileInfo.php b/lib/public/Files/FileInfo.php
index 1fe71b356c5..e25a47e83cd 100644
--- a/lib/public/Files/FileInfo.php
+++ b/lib/public/Files/FileInfo.php
@@ -259,4 +259,12 @@ interface FileInfo {
 	 * @since 9.0.0
 	 */
 	public function getChecksum();
+
+	/**
+	 * Get the extension of the file
+	 *
+	 * @return string
+	 * @since 15.0.0
+	 */
+	public function getExtension(): string;
 }