def send.again

bend-kit-webhooks@0.11.0.1 · webhooks.bend:442

import Base
import bend-kit-http@0.38.1.1/http.bend as Http

442# A timeout, a refused connect, 408, 429, or any 5xx may clear.
443def send.again(r: Result<&1, &1, Http.Err, Http.Res>) ->
444    Result<&1, &1, Http.Err, Http.Res> & Maybe<&2, String>:
445  match r:
446    case Fail{e}:
447      Http.retry.judge(True{}, Fail{e})
448    case Done{res}:
449      Http.Res{+status, +headers, body} = res
450      +again = Bool.or(Http.retry.status(status), U32.is_eq((status / 100 : U32), 5))
451      (Done{Http.Res{status, headers, body}}, Bool.pick(Maybe<&2, String>, again, Some{Http.header(headers, "retry-after")}, None{}))