/**
 * @fileoverview Uninstall target collection + display formatting.
 *
 * Extracted from `commands/uninstall.ts` so the executor there stays
 * focused on the user/project mode dispatch and removal flow. Owns:
 *
 *  - The `Target` / `TargetBucket` types
 *  - `collectTargets` (user mode + project mode bucketing)
 *  - The pre-prompt print helpers (`printUserModeTargets`,
 *    `printProjectDefault`, `printProjectPurge`) and supporting
 *    formatters (`formatBytes`, `formatKeepLine`).
 */
/**
 * Bucket classification per target:
 *  - 'runtime'       — opensip-cli/.runtime/. Rebuildable. Removed by default.
 *  - 'active-cache'  — generation-bound user-cache entry. Removed by default.
 *  - 'legacy-cache'  — pre-v2 / path-only cache entry. Removed by default.
 *  - 'user-content'  — anything else under opensip-cli/. User-authored.
 *                      Preserved unless --purge.
 *  - 'config'        — opensip-cli.config.yml. Preserved unless --purge.
 *  - 'user-level'    — ~/.opensip-cli/ in user mode.
 */
export type TargetBucket = 'runtime' | 'active-cache' | 'legacy-cache' | 'user-content' | 'config' | 'user-level';
/** Discrete target to remove (a file or a directory). */
export interface Target {
    readonly path: string;
    readonly kind: 'file' | 'dir';
    readonly sizeBytes: number;
    readonly bucket: TargetBucket;
    /** For user-content children: human label (e.g. 'fit/checks', 'notes'). */
    readonly displayLabel?: string;
    /** For user-content child directories: count of files inside (recursive). */
    readonly fileCount?: number;
}
export type UninstallMode = 'user' | 'project';
/**
 * Build the bucketed list of targets that currently exist for the given mode.
 *
 * Project mode:
 *  - .runtime/                      → bucket 'runtime'
 *  - active user-cache generation   → bucket 'active-cache'
 *  - legacy user-cache (if present) → bucket 'legacy-cache'
 *  - everything else under opensip-cli/ (per top-level entry)
 *                                   → bucket 'user-content' (one entry each)
 *  - opensip-cli.config.yml       → bucket 'config'
 *
 * Cache candidates come from `inspectEphemeralRuntimeCandidates` — never from
 * marker `projectDir` fields. The user-content invariant is "everything under
 * opensip-cli/ minus .runtime/" — NOT an enumeration of known subdirs.
 */
export declare function collectTargets(mode: UninstallMode, userRoot: string, projectDir: string): Target[];
export declare function printUserModeTargets(write: (s: string) => void, targets: readonly Target[]): void;
export declare function printProjectDefault(write: (s: string) => void, toDelete: readonly Target[], toKeep: readonly Target[], projectRoot: string): void;
export declare function printProjectPurge(write: (s: string) => void, toDelete: readonly Target[], projectRoot: string): void;
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