text_parse/parsers/paragraph.ml
fox 77bc45eb1b Applicative text parser
TODO: markdown & gemini coming

git-svn-id: https://svn.yakumo.dev/yakumo.izuru/text_parse/trunk@1 cb476dc4-a1c2-9446-a177-162899b6b847
2021-02-25 23:22:35 +00:00

20 lines
505 B
OCaml

module type Fn = sig
type t
val paragraph_s: t -> t
val paragraph_e: t -> t
end
open Text_parse.Parser
open Text_parse.Syntax
open Text_parse.Cursor
module Make (F : Fn)(S : Text_parse.Parser.Sub_parsers with type t = F.t) = struct
type t = F.t
let s _cur ch = printable ch
let e cur = function
| '\n' -> char_at cur (-1) = '\n'
| _ when cur.pos + 1 = cur.right_boundary -> true
| _ -> false
let parse cur acc = F.paragraph_s acc |> parse S.subparsers cur |> F.paragraph_e
end