Module OpamFile.SwitchExport

An extended version of SwitchSelections that can include full opam files as package "name" {} sections, for storing overlays

type t = {
  1. selections : OpamTypes.switch_selections;
  2. extra_files : string OpamHash.Map.t;
  3. overlays : OPAM.t OpamPackage.Name.Map.t;
}
include IO_FILE with type t := t
val format_version : OpamVersion.t
val empty : t

Empty file

val write : t typed_file -> t -> unit

Write some contents to a file

val read : t typed_file -> t

Read file contents.

val read_opt : t typed_file -> t option

Returns None on non-existing file

val safe_read : t typed_file -> t

Read file contents. Return empty if the file does not exist.

val read_from_channel : ?filename:t typed_file -> Stdlib.in_channel -> t
val read_from_string : ?filename:t typed_file -> string -> t
val write_to_channel : ?filename:t typed_file -> Stdlib.out_channel -> t -> unit
val write_to_string : ?filename:t typed_file -> t -> string