import { type Commit, type GitObject } from './object.ts';
export interface ObjectStore {
    get(id: string): Promise<GitObject | null>;
    put(objects: readonly GitObject[]): Promise<string[]>;
}
export declare const need: (store: ObjectStore, id: string, type: GitObject['type']) => Promise<GitObject>;
export declare const files: (store: ObjectStore, id: string) => Promise<Map<string, string>>;
export declare const writeTree: (store: ObjectStore, paths: ReadonlyMap<string, string>) => Promise<string>;
export declare const writeCommit: (store: ObjectStore, c: Commit) => Promise<string>;
export declare const reachable: (store: ObjectStore, from: string) => Promise<string[]>;
export declare class HeldObjects implements ObjectStore {
    #private;
    objects(): GitObject[];
    get(id: string): Promise<GitObject | null>;
    put(objects: readonly GitObject[]): Promise<string[]>;
}
export declare class StagedObjects implements ObjectStore {
    #private;
    constructor(under: ObjectStore);
    get(id: string): Promise<GitObject | null>;
    put(objects: readonly GitObject[]): Promise<string[]>;
    flush(): Promise<void>;
}