| 1 | // A transient inbox-target fence: the remote tab is switching, reconnecting or |
| 2 | // re-aiming its route. The bridge marks it with a code and RPCErrorData |
| 3 | // {"transient": true}; the composer holds the message and retries it briefly |
| 4 | // instead of surfacing a failure the user cannot act on. |
| 5 | |
| 6 | export const TRANSIENT_INBOX_TARGET_CODE = "inbox_target_transient"; |
| 7 | |
| 8 | // Bounded retry schedule for a held message: four attempts inside ~1.5s, the |
| 9 | // span a session switch or reconnect needs to settle. |
| 10 | export const TRANSIENT_GUIDANCE_RETRY_DELAYS_MS = [150, 350, 500, 500] as const; |
| 11 | |
| 12 | export function isTransientInboxTargetError(error: unknown): boolean { |
| 13 | if (error == null) return false; |
| 14 | const data = typeof error === "object" ? (error as { data?: unknown }).data : undefined; |
| 15 | if (data && typeof data === "object" && (data as { transient?: unknown }).transient === true) return true; |
| 16 | const message = typeof error === "string" |
| 17 | ? error |
| 18 | : error instanceof Error |
| 19 | ? error.message |
| 20 | : String((error as { message?: unknown }).message ?? ""); |
| 21 | return message.includes(TRANSIENT_INBOX_TARGET_CODE); |
| 22 | } |
| 23 |