def elig.row
import cswap-bend-cli@0.1.0.0/policy/rank.bend as Rankimport Base
import cswap-bend-cli@0.1.0.0/policy/types.bend as T
import cswap-bend-cli@0.1.0.0/policy/usage.bend as U
255# A usable reading for a candidate: a row with a trusted headroom above zero.
256# Backoff is not a condition: it throttles polling, not trust.
257def elig.row(+m: Maybe<&2, T.Usage>, +now: Nat, +ms: List<&2, String>) -> Maybe<&2, Nat>:
258 match m:
259 case None{}:
260 None{}
261 case Some{u}:
262 elig.pos(U.headroom(u, now, ms))