def take

cswap-bend-cli@0.1.0.0 · frame.bend:42

import Base

42# The first message of `buf` (json: a line; block: up to a blank line) and the
43# rest, none while the message is incomplete.
44def take(block: Bool, +buf: String) -> Maybe<&2, Cut>:
45  match block:
46    case True{}:
47      cut.at(blank.find(buf, 0n, True{}), buf)
48    case False{}:
49      cut.at(nl.find(buf, 0n), buf)