import { FlowrAnalyzerPackageVersionsPlugin } from './flowr-analyzer-package-versions-plugin';
import { SemVer } from 'semver';
import type { FlowrAnalyzerContext } from '../../context/flowr-analyzer-context';
import type { FlowrConfig } from '../../../config';
export declare const libraryLog: import("tslog").Logger<import("tslog").ILogObj>;
/** How the fallback searches for an installed package, see `solver.sigdb.installedLibrary`. */
export type InstalledLibraryOptions = NonNullable<FlowrConfig['solver']['sigdb']['installedLibrary']>;
/**
 * Fills in packages no signature database knows from the copy installed on this machine: a package that CRAN
 * archived (`maptools`, `rgdal`, ...) is in no database, but if it is installed, its `NAMESPACE` states its
 * exports just as well. Off unless `solver.sigdb.installedLibrary.enabled` says otherwise, and consulted only
 * for a package nothing else could resolve, so it never overrides a database entry.
 */
export declare class FlowrAnalyzerPackageVersionsLibraryPlugin extends FlowrAnalyzerPackageVersionsPlugin {
    readonly name = "flowr-analyzer-package-version-library-plugin";
    readonly description = "Recovers the exports of packages no database knows from their installed copy.";
    readonly version: SemVer;
    private readonly overrides?;
    /** @param overrides - options replacing what `solver.sigdb.installedLibrary` states, `enabled` included */
    constructor(overrides?: Partial<InstalledLibraryOptions>);
    process(ctx: FlowrAnalyzerContext): void;
}