def feed.at
import bend-kit-llm@0.13.0.1/sse.bend as Sseimport Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes
27def feed.at(zero: Bool, buf: Bytes.Bytes, +pos: U32, +seen: U32, cr: Bool, st: St, chunk: Bytes.Bytes) -> Reader:
28 match zero:
29 case True{}:
30 Reader{Bytes.append(buf, chunk), 0, seen, cr, st}
31 case False{}:
32 Reader{Bytes.append(Bytes.snd(Bytes.slice(buf, pos, 4294967295)), chunk), 0, (U32.max(seen, pos) - pos : U32), cr, st}