treat file:// as an fs target

sx-open

@@ -21,7 +21,7 @@ handle_uri() {
 }
 
 handle_fs_target() {
-	local target="$1"
+	local target="${1##*file://}"
 
 	[[ -e "$target" ]] || return 1
 
@@ -41,7 +41,7 @@ main() {
 	target="$1"
 	[[ "$target" ]] || { usage; exit; }
 
-	if [[ -e "$target" ]]; then
+	if [[ -e "$target" || "$target" == 'file://'* ]]; then
 		handle_fs_target "$target"
 	else
 		handle_uri "$target"