def recv.grown

bolt@1.27.0.0 · src/lsp/transport/stdio.bend:16

import Base

16# no bytes means the peer closed the pipe
17def recv.grown(
18  bytes: List<&2, U32>,
19  inp: File,
20  out: File,
21  buf: List<&2, U32>,
22  rest: Stdio -> IO(Stdio & Maybe<&2, String>)
23) -> IO(Stdio & Maybe<&2, String>):
24  match bytes:
25    case Nil{}:
26      IO.pure(Stdio & Maybe<&2, String>, (Stdio{inp, out, []}, None{}))
27    case Con{b, t}:
28      rest(Stdio{inp, out, List.append(&2, U32, buf, b <> t)})