9
40%
MIT
neglectedLittle parser combinator for BuckleScript or Reason.
bs-little-parser
Little parser combinator for BuckleScript or Reason.
Usage
- RE
- ML
open BsLittleParser.Parser;
let input =
BsLittleParser.Input.{text: "abcabc abc", index: 0, whitespace: " "};
let abc = stringParser("abc");
let () = input |> rep(abc) |> Js.log;
open BsLittleParser.Parser
let input = BsLittleParser.Input.{text = "abcabc abc"; index = 0; whitespace = " "}
let abc = stringParser "abc"
let () =
input
|> rep abc
|> Js.logType Input.t has a whitespace which specify a character sequence should be ignored.
Parsers
| parser | description |
|---|---|
| str s | expect string |
| chr c | expect char |
| regex r | expect regex |
p
<*>
q |
execute q only if p succeeds |
p
<|>
q |
execute q only if p fails |
p
<*
q |
same with
<*>
but throw the result of q away |
p
*>
q |
same with
<*>
but throw the result of p away |
p
>>
fnq |
apply the result of p to fnq then execute the return parser |
p
^^
fn |
apply the result of p to fn |
| rep p | repeat p |
| rep1 p | repeat p at least once |
| opt p | execute p zero or once |
| andPred p | execute p without consuming the input |
| notPred p | succeeds only if p fails without consuming the input |
License
MIT
