package opam-format

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type t = {
  1. opam_version : OpamVersion.t;
  2. synopsis : string;
  3. repos : OpamTypes.repository_name list option;
  4. paths : (OpamTypes.std_path * string) list;
  5. variables : (OpamTypes.variable * OpamTypes.variable_contents) list;
  6. opam_root : OpamTypes.dirname option;
  7. wrappers : Wrappers.t;
  8. env : OpamTypes.env_update list;
}
val path : t -> OpamTypes.std_path -> string option
val wrappers : t -> Wrappers.t
include IO_FILE with type t := 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. Raise an error if the file does not exist.

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 -> Pervasives.in_channel -> t
val read_from_string : ?filename:t typed_file -> string -> t
val write_to_channel : ?filename:t typed_file -> Pervasives.out_channel -> t -> unit
val write_to_string : ?filename:t typed_file -> t -> string
module BestEffort : BestEffortRead with type t := t
val raw_opam_version : 'a typed_file -> OpamVersion.t option

Raw read the switch config file to extract opam-version field value.