Function allocateNextMessageRef

lib/message-ids.ts:155–172

(state: SessionState)

}

function allocateNextMessageRef(state: SessionState): string {
    let candidate = Number.isInteger(state.messageIds.nextRef)
        ? Math.max(MESSAGE_REF_MIN_INDEX, state.messageIds.nextRef)
        : MESSAGE_REF_MIN_INDEX

    while (candidate <= MESSAGE_REF_MAX_INDEX) {
        const ref = formatMessageRef(candidate)
        if (!state.messageIds.byRef.has(ref)) {
            state.messageIds.nextRef = candidate + 1
            return ref
        }
        candidate++
    }

    throw new Error(
        `Message ID alias capacity exceeded. Cannot allocate more than ${formatMessageRef(MESSAGE_REF_MAX_INDEX)} aliases in this session.`,
    )
}