import type { GitClient } from "../ports/git.js";
import type { FileSystem } from "../ports/filesystem.js";
import type { RepoSnapshot } from "./repo-state-types.js";
export declare function git(gitClient: GitClient, args: readonly string[], cwd: string): Promise<string>;
export declare function readGit(gitClient: GitClient, args: readonly string[], cwd: string): Promise<string | null>;
export declare function isAncestor(gitClient: GitClient, cwd: string, possibleAncestor: string | null, possibleDescendant: string | null): Promise<boolean>;
export declare function captureSnapshot(cwd: string, fs: FileSystem, gitClient: GitClient): Promise<RepoSnapshot>;
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