import { record } from '../record';
export declare const upsert: <V>(prev: V[] | null | undefined, changes: V | V[]) => V[];
export interface Remove {
    <V>(prev: V[], deletes: V | V[]): V[];
    <V>(prev: V[] | undefined, deletes: V | V[]): V[] | undefined;
}
export declare const remove: Remove;
export declare const upsertKeyed: <K extends record.Key, E extends record.Keyed<K>>(prev: E[] | null | undefined, changes: E | E[]) => E[];
export interface RemoveKeyed {
    <K extends record.Key, E extends record.Keyed<K>>(prev: E[], keys: K | K[]): E[];
    <K extends record.Key, E extends record.Keyed<K>>(prev: E[] | undefined, keys: K | K[]): E[] | undefined;
}
export declare const removeKeyed: RemoveKeyed;
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