Diff (testo-util.Testo

val files : ?color:bool -> Fpath.t -> Fpath.t -> string option

Compare two files and show differences as lines starting with + or -, optionally in color. The output format resembles the Unified format.

If the two files use different line endings, the line endings are shown in diffs.

If the two files differ only by their line endings, a special message is shown instead.

The return value is Some formatted_diffs if the files differ, None otherwise.

val strings : 
  ?color:bool ->
  ?is_file:bool ->
  path1:Fpath.t ->
  path2:Fpath.t ->
  string ->
  string ->
  string option

Show the differences between two strings. The paths path1 and path2 are only for display purposes.

parameter is_files
should be set to true if the object compared are real files. This is used in messages referring the input.

type eol =

| LF
| CRLF
| No_EOL

val lines : 
  ?color:bool ->
  ?is_file:bool ->
  ?path1:Fpath.t ->
  ?path2:Fpath.t ->
  ?show_eol:bool ->
  (string * eol) array ->
  (string * eol) array ->
  string