import { FlowrAnalyzerPlugin, PluginType } from '../flowr-analyzer-plugin';
import type { FlowrAnalyzerContext } from '../../context/flowr-analyzer-context';
import type { RParseRequest } from '../../../r-bridge/retriever';
import type { RProjectAnalysisRequest } from '../../context/flowr-analyzer-files-context';
import { SemVer } from 'semver';
import { type FlowrFile } from '../../context/flowr-file';
/**
 * This is the base class for all plugins that discover files in a project for analysis.
 * These plugins interplay with the {@link FlowrAnalyzerFilesContext} to gather information about the files in the project.
 * See {@link FlowrAnalyzerDefaultProjectDiscoveryPlugin} for the default implementation.
 *
 * In general, these plugins only trigger for a {@link RProjectAnalysisRequest} with the idea to discover all files in a project.
 */
export declare abstract class FlowrAnalyzerProjectDiscoveryPlugin extends FlowrAnalyzerPlugin<RProjectAnalysisRequest, (RParseRequest | FlowrFile<string>)[]> {
    readonly type = PluginType.ProjectDiscovery;
    static defaultPlugin(): FlowrAnalyzerProjectDiscoveryPlugin;
}
export declare const discoverRSourcesRegex: RegExp;
export declare const ignorePathsWith: RegExp;
export declare const excludeRequestsForPaths: RegExp;
/** Options for {@link collectRequests}; unset fields fall back to the module defaults. */
export interface CollectRequestOptions {
    /** the regex marking a path as an R source to parse (default {@link discoverRSourcesRegex}) */
    readonly supportedExtensions?: RegExp;
    /** directories whose R sources are collected as text rather than parsed (default {@link excludeRequestsForPaths}) */
    readonly excludePathsRegex?: RegExp;
    /** if set, only paths matching this regex are parsed as R */
    readonly onlyTraversePaths?: RegExp;
}
/**
 * Turn the walked `files` (absolute paths under `root`) into the discovery result: R sources become
 * {@link RParseRequest}s, everything else -- and R sources under an excluded directory -- becomes a
 * {@link FlowrTextFile}; `.Rprofile` files get both so they are tagged. This is the single emit implementation
 * shared by the greedy and the intelligent discovery plugins.
 */
export declare function collectRequests(files: Iterable<string>, root: string, opts?: CollectRequestOptions): (RParseRequest | FlowrFile<string>)[];
/** Configuration options for the {@link FlowrAnalyzerFullProjectDiscoveryPlugin}. */
export interface ProjectDiscoveryConfig {
    /** the regex to trigger R source file discovery on (and hence analyze them as R files) */
    triggerOnExtensions?: RegExp;
    /** the regex to ignore certain paths entirely */
    ignorePathsRegex?: RegExp;
    /** the regex to exclude certain paths from being requested as R files (they are still collected as text files) */
    excludePathsRegex?: RegExp;
    /** if set, only paths matching this regex are traversed */
    onlyTraversePaths?: RegExp;
}
/**
 * The greedy discovery implementation: every file below the root becomes a {@link RParseRequest} (R and Rmd files)
 * or a {@link FlowrTextFile} (the rest). This is what {@link FlowrAnalyzerDefaultProjectDiscoveryPlugin} falls back
 * to in `full` mode.
 */
export declare class FlowrAnalyzerFullProjectDiscoveryPlugin extends FlowrAnalyzerProjectDiscoveryPlugin {
    readonly name = "full-project-discovery-plugin";
    readonly description = "Collects every file below the project root (greedy discovery).";
    readonly version: SemVer;
    private readonly supportedExtensions;
    private readonly ignorePathsRegex;
    private readonly excludePathsRegex;
    private readonly onlyTraversePaths;
    /**
     * Creates a new instance of the greedy project discovery plugin.
     * @param triggerOnExtensions - the regex to trigger R source file discovery on (and hence analyze them as R files)
     * @param ignorePathsRegex    - the regex to ignore certain paths entirely
     * @param excludePathsRegex   - the regex to exclude certain paths from being requested as R files (they are still collected as text files)
     * @param onlyTraversePaths   - if set, only paths matching this regex are traversed
     */
    constructor({ triggerOnExtensions, ignorePathsRegex, excludePathsRegex, onlyTraversePaths }?: ProjectDiscoveryConfig);
    process(context: FlowrAnalyzerContext, args: RProjectAnalysisRequest): (RParseRequest | FlowrFile<string>)[];
}
/**
 * flowR's default discovery: walk the project once (pruning noise directories), classify the {@link ProjectKind}
 * from what the walk sees, then keep only the files that kind needs. `project.discovery.full` restores the greedy
 * {@link FlowrAnalyzerFullProjectDiscoveryPlugin}, `project.discovery.perKind` overrides the kept set per kind.
 */
export declare class FlowrAnalyzerDefaultProjectDiscoveryPlugin extends FlowrAnalyzerProjectDiscoveryPlugin {
    readonly name = "default-project-discovery-plugin";
    readonly description = "Detects the project kind and discovers only the files it needs (unless project.discovery.full).";
    readonly version: SemVer;
    process(context: FlowrAnalyzerContext, args: RProjectAnalysisRequest): (RParseRequest | FlowrFile<string>)[];
}