import { WorkspaceManager } from "../../types/WorkspaceManager";
export interface WorkspaceManagerAndRoot {
    /** Workspace/monorepo manager name */
    manager: WorkspaceManager;
    /** Monorepo root, where the manager configuration file is located */
    root: string;
}
/**
 * Files indicating the monorepo root for each manager.
 *
 * DO NOT REORDER! The order of keys determines the precedence of the files, which is
 * important for cases like lerna where lerna.json and e.g. yarn.lock may both exist.
 */
export declare const managerFiles: {
    readonly lerna: "lerna.json";
    readonly rush: "rush.json";
    readonly yarn: "yarn.lock";
    readonly pnpm: "pnpm-workspace.yaml";
    readonly npm: "package-lock.json";
};
/**
 * Get the preferred workspace/monorepo manager based on `process.env.PREFERRED_WORKSPACE_MANAGER`
 * (if valid).
 */
export declare function getPreferredWorkspaceManager(): WorkspaceManager | undefined;
/**
 * Get the workspace/monorepo manager name and root directory for `cwd`, with caching.
 *
 * @param cwd Directory to search up from
 * @param cache Optional override cache for testing
 * @param managerOverride Optional override manager (if provided, only searches for this manager's file).
 * Also respects `process.env.PREFERRED_WORKSPACE_MANAGER`.
 *
 * @returns Workspace/monorepo manager and root, or undefined if it can't be determined
 */
export declare function getWorkspaceManagerAndRoot(cwd: string, cache?: Map<string, WorkspaceManagerAndRoot | undefined>, managerOverride?: WorkspaceManager): WorkspaceManagerAndRoot | undefined;