type io/fs.ReadDirFile

5 uses

	io/fs (current package)
		fs.go#L118: type ReadDirFile interface {
		readdir.go#L40: 	dir, ok := file.(ReadDirFile)

	net/http
		fs.go#L140: 	if d, ok := f.(fs.ReadDirFile); ok {
		fs.go#L910: 	d, ok := f.file.(fs.ReadDirFile)
		fs.go#L918: 	d, ok := f.file.(fs.ReadDirFile)