export type ObjectType = 'blob' | 'tree' | 'commit' | 'tag';
export type GitObject = {
    readonly type: ObjectType;
    readonly body: Uint8Array;
};
export declare const TYPES: readonly ObjectType[];
export declare const EMPTY_TREE = "4b825dc642cb6eb9a060e54bf8d69288fbee4904";
export declare const text: (bytes: Uint8Array) => string;
export declare const sha1: (bytes: Uint8Array) => Promise<string>;
export declare const isId: (value: unknown) => value is string;
export declare const loose: (o: GitObject) => Uint8Array;
export declare const idOf: (o: GitObject) => Promise<string>;
export declare const readLoose: (bytes: Uint8Array) => GitObject;
export declare const deflated: (o: GitObject) => Promise<Uint8Array>;
export declare const inflated: (bytes: Uint8Array) => Promise<GitObject>;
export declare const blob: (source: string) => GitObject;
export declare const FILE = "100644";
export declare const DIRECTORY = "40000";
export type TreeEntry = {
    readonly mode: string;
    readonly name: string;
    readonly id: string;
};
export declare const tree: (entries: readonly TreeEntry[]) => GitObject;
export declare const readTree: (o: GitObject) => TreeEntry[];
export type Signature = {
    readonly name: string;
    readonly email: string;
    readonly seconds: number;
    readonly zone: string;
};
export type Commit = {
    readonly tree: string;
    readonly parents: readonly string[];
    readonly author: Signature;
    readonly committer: Signature;
    readonly message: string;
};
export declare const commit: (c: Commit) => GitObject;
export declare const readCommit: (o: GitObject) => Commit;