import type { HarnessDefinition } from './HarnessDefinition';
import type { HarnessInstallationMethod } from './HarnessInstallationOrigin';
/**
 * Options describing where the harness command was found.
 *
 * @private internal utility of `resolveHarnessInstallationMethodFromPaths`
 */
type HarnessInstallationPaths = {
    /**
     * Harness whose command was located.
     */
    readonly definition: HarnessDefinition;
    /**
     * Resolved path of the harness command with every symbolic link followed.
     */
    readonly commandPath: string;
    /**
     * Root directory of global npm installations or `null` when npm could not be asked for it.
     */
    readonly npmGlobalPrefixPath: string | null;
};
/**
 * Decides how a harness command was installed from the place where it really lives.
 *
 * Only a command which npm owns may be updated with `npm install -g`, every other command has to be
 * updated where it is installed, otherwise the update silently adds a second copy of the harness.
 *
 * @private internal utility of `promptbookCli`
 */
export declare function resolveHarnessInstallationMethodFromPaths(paths: HarnessInstallationPaths): HarnessInstallationMethod;
export {};