82 lines
2.5 KiB
OCaml
82 lines
2.5 KiB
OCaml
open Types
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open Angstrom
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open Parsers
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let is_sep p c = Array.mem c p.separator
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let is_delim p c = Array.mem c p.delimiter
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let is_text p c = not (is_sep p c || is_delim p c || c = '\x1b')
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let sep p = take_while (is_sep p) >>| fun s -> Separator s
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let delim p = take_while (is_delim p) >>| fun s -> Delimiter s
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let text p = take_while (is_text p) >>| fun s -> Text s
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let ansi = Ansi.ansi_parse
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let culr_parse p =
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peek_char_fail >>= function
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| n when is_sep p n -> sep p
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| n when is_delim p n -> delim p
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| n when n = '\x1b' -> ansi
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| _n -> text p
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let conv_rgb = function [ r; g; b ] -> Types.RGB (r, g, b) | _ -> assert false
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let hex_digit = take 2 >>| fun s -> int_of_string ("0x" ^ s)
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let rgb_triple =
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let digit_comma = digit <* char ',' in
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char '(' *> list [ digit_comma; digit_comma; digit ] <* char ')' >>| conv_rgb
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let hex_colour = char '#' *> count 3 hex_digit >>| conv_rgb
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let simple_colour = digit >>| fun s -> Types.Simple s
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let env_colours = sep_by1 skip_semi (rgb_triple <|> hex_colour <|> simple_colour)
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let unpack = function Ok payload -> payload | _ -> []
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let parse_env_colours s =
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parse_string ~consume:Consume.All env_colours s |> unpack |> Array.of_list
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let parse_env_order s =
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parse_string ~consume:Consume.All Parsers.semi_digits s
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|> unpack |> Array.of_list
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let%test "sep_parse" =
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parse_string ~consume:Consume.All (sep (create_parser ())) " " |> function
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| Ok (Separator " ") -> true
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| _ -> false
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let%test "delim_parse" =
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parse_string ~consume:Consume.All (delim (create_parser ())) "\n\n\n" |> function
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| Ok (Delimiter "\n\n\n") -> true
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| _ -> false
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let%test "text_parse" =
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parse_string ~consume:Consume.All (text (create_parser ())) "okokyeahok" |> function
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| Ok (Text "okokyeahok") -> true
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| _ -> false
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let%test "culr_parse" =
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parse_string ~consume:Consume.All (many1 (culr_parse (create_parser ())))
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"sometext \n\n\n \x1b[38;2;2m"
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|> function
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| Ok
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[
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Text "sometext";
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Separator " ";
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Delimiter "\n\n\n";
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Separator " ";
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Ansi [ Fg (Simple 2) ];
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] ->
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true
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| Ok n ->
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n |> List.fold_left (fun _acc el -> el |> Debug.debug_print) ();
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false
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| _ -> false
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let%test "rgb" =
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parse_string ~consume:Consume.All rgb_triple "(255,0,127)" |> function
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| Ok s -> s = Types.RGB (255, 0, 127)
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| _ -> false
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let%test "hex" =
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parse_string ~consume:Consume.All hex_colour "#FF007F" |> function
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| Ok s -> s = Types.RGB (255, 0, 127)
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| _ -> false
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