export declare const PACKAGE_MANAGERS: readonly ["npm", "pnpm", "yarn", "bun"];
export type PackageManager = (typeof PACKAGE_MANAGERS)[number];
export declare function parsePackageManager(value: string): PackageManager;
/**
 * Detect the project's package manager, walking up from `cwd` because in
 * workspaces the lockfile and `packageManager` field live at the repo root,
 * not necessarily in the package directory. Falls back to npm.
 */
export declare function detectPackageManager(cwd: string): PackageManager;
/** pnpm workspaces are always declared by a pnpm-workspace.yaml at the root. */
export declare function isPnpmWorkspaceRoot(directory: string): boolean;
export declare function addDevDependencyCommand(manager: PackageManager, packageName: string, options?: {
    pnpmWorkspaceRoot?: boolean;
}): string;
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