interface DeleteParams {
    accountId: string;
    mailbox?: string;
    uids: number[];
    folder?: "inbox" | "sent";
}
/**
 * Format the single post-condition log line for one delete call. Emitted AFTER
 * messageMove returns its UID map (never on intent), so its presence is the
 * standing record of what was moved and why. Carries the mailbox, counts, and
 * outcome — never a credential.
 */
export declare function deleteLine(email: string, folder: string, requested: number, moved: number, trash: string | null, ok: boolean, reason?: string): string;
/**
 * Move operator-named messages to the mailbox Trash (recoverable; never an expunge).
 * Targets explicit UIDs already obtained from email-read/email-search, scoped to a
 * source folder. A UID already gone is counted not-moved. A mailbox with no Trash
 * folder yields the typed error and moves nothing.
 */
export declare function emailDelete(params: DeleteParams): Promise<string>;
export {};
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