# Class type OASISFileSystem.fs

    class type ['a] fs = object .. end

    method string_of_filename : 'a filename -> string

Return a string representation of the filename. It is may not be a real host filename.

    method open_out : ?mode:Stdlib.open_flag list ->
           ?perm:int -> 'a filename -> writer

    method open_in : ?mode:Stdlib.open_flag list ->
           ?perm:int -> 'a filename -> reader

    method file_exists : 'a filename -> bool

    method remove : 'a filename -> unit