Editor interaction.
module Env : sig ... endEnvironment variables.
val envs : unit -> Cmdliner.Cmd.Env.info listenvs () describe the VISUAL and EDITOR environment variables.
val find :
?win_exe:bool ->
?search:B0_std.Fpath.t list ->
unit ->
(B0_std.Cmd.t option, string) resultfind ?win_exe ?search () finds a suitable editor. This is (in order):
Ok (Some pager) if pager is a tool invocation parsed from the VISUAL environment variable that can be found via Os.Cmd.find ?search.Ok (Some pager) if pager is a tool invocation parsed from the EDITOR environment variable that can be found via Os.Cmd.find ?win_exe ?search.Ok (Some pager) if nano can be found via Os.Cmd.find ?win_exe
?search.Ok None otherwise.val edit_files :
B0_std.Cmd.t option ->
B0_std.Fpath.t list ->
(B0_std.Os.Cmd.status, string) resultedit-files editor fs uses editor to edit the files fs. If editor is:
None, an error message is returned mentioning that no editor was found.Some editor invokes the command with files fs and returns the exit status of the program.