export interface WorktreeEntry {
    path: string;
    branch: string | null;
}
/** Best-effort, read-only git. Resolves to '' on any failure (non-repo, no git). */
export declare function gitBestEffort(root: string, args: string[]): Promise<string>;
/**
 * Parse `git worktree list --porcelain` into `{ path, branch }` entries. Each
 * `worktree <path>` line starts a new entry; a following `branch
 * refs/heads/<name>` line (before the next `worktree ` line) sets that
 * entry's branch, stripped of the `refs/heads/` prefix. A `detached` line (or
 * no branch line at all) leaves `branch: null`.
 */
export declare function parseWorktreePorcelain(porcelain: string): WorktreeEntry[];
/**
 * Canonicalize an absolute worktree path for equality comparison. `git worktree
 * list` emits forward-slash paths (and, on Windows, may differ in drive-letter
 * case) while a caller's root is Node-built with platform separators — so a raw
 * string compare makes the main worktree look unequal to itself on Windows,
 * leaking it in as a phantom "sibling" of itself. Normalizing separators to `/`,
 * stripping a trailing slash, and case-folding on win32 fixes that. Pure +
 * platform-parametrized so it is testable off-Windows.
 */
export declare function normalizeWorktreePath(p: string, platform?: NodeJS.Platform): string;
/** True when two worktree paths refer to the same worktree (separator/case-robust). */
export declare function isSameWorktree(a: string, b: string, platform?: NodeJS.Platform): boolean;
/**
 * Canonical key for a worktree path: realpath when the dir exists (resolves
 * Windows 8.3 short-names, symlinks, and on-disk casing) then separator/case
 * normalization. Best-effort — falls back to plain normalization if realpath
 * fails (e.g. a pruned worktree). Used to robustly identify "self" so the main
 * worktree is never collected as a sibling of itself.
 */
export declare function worktreeKey(p: string): Promise<string>;
/**
 * List every git worktree sharing `repoRoot`'s `.git`, excluding `repoRoot`
 * itself (self identified by canonical key — realpath + normalize). Never
 * throws: any git/fs failure resolves to `[]`.
 */
export declare function listSiblingWorktrees(repoRoot: string): Promise<WorktreeEntry[]>;
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