ligo/Markup.ml

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OCaml
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2019-02-26 01:29:29 +04:00
type lexeme = string
type t =
Tabs of int Region.reg
| Space of int Region.reg
| Newline of lexeme Region.reg
| LineCom of lexeme Region.reg
| BlockCom of lexeme Region.reg
| BOM of lexeme Region.reg
type markup = t
(* Pretty-printing *)
let sprintf = Printf.sprintf
let to_lexeme = function
Tabs Region.{value;_} -> String.make value '\t'
| Space Region.{value;_} -> String.make value ' '
| Newline Region.{value;_}
| LineCom Region.{value;_}
| BlockCom Region.{value;_}
| BOM Region.{value;_} -> value
let to_string markup ?(offsets=true) mode =
let region, val_str =
match markup with
Tabs Region.{value; region} ->
let lex = String.make value '\t' |> String.escaped
in region, sprintf "Tabs \"%s\"" lex
| Space Region.{value; region} ->
region, sprintf "Space \"%s\"" (String.make value ' ')
| Newline Region.{value; region} ->
region, sprintf "Newline \"%s\"" (String.escaped value)
| LineCom Region.{value; region} ->
region, sprintf "LineCom \"%s\"" (String.escaped value)
| BlockCom Region.{value; region} ->
region, sprintf "BlockCom \"%s\"" (String.escaped value)
| BOM Region.{value; region} ->
region, sprintf "BOM \"%s\"" (String.escaped value) in
let reg_str = region#compact ~offsets mode
in sprintf "%s: %s" reg_str val_str