import type { DiscoveredFile } from './discovery.js';
export interface TaintSource {
    file: string;
    line?: number;
    type: 'request-param' | 'request-body' | 'query-string' | 'url-param' | 'file-upload' | 'websocket' | 'env-var' | 'user-input';
    identifier: string;
}
export interface TaintSink {
    file: string;
    line?: number;
    type: 'sql-query' | 'command-exec' | 'file-op' | 'redirect' | 'template-render' | 'response-write' | 'eval' | 'inner-html';
    identifier: string;
}
export interface ImportEdge {
    from: string;
    to: string;
    symbols: string[];
}
export interface TaintContext {
    file: string;
    sources: TaintSource[];
    sinks: TaintSink[];
    dataFlowPaths: string[];
    relatedFiles: {
        path: string;
        relevance: string;
        snippet: string;
    }[];
}
/**
 * Build a graph of import edges between discovered files.
 * Resolves relative imports (./foo, ../bar) to discovered file paths.
 */
export declare function buildImportGraph(files: DiscoveredFile[]): ImportEdge[];
export declare function findSources(files: DiscoveredFile[]): TaintSource[];
export declare function findSinks(files: DiscoveredFile[]): TaintSink[];
/**
 * Build a TaintContext for a target file, showing:
 * - Sources and sinks within the file
 * - Related files that import from or are imported by the target
 * - Data flow paths tracing sources through imports to sinks
 */
export declare function buildTaintContext(targetFile: DiscoveredFile, allFiles: DiscoveredFile[], importGraph: ImportEdge[], sources: TaintSource[], sinks: TaintSink[]): TaintContext;
/**
 * Format a TaintContext into a human-readable string for injection into
 * triage/deep-dive LLM prompts.
 * Returns empty string if there's no cross-file context worth showing.
 */
export declare function formatTaintContext(ctx: TaintContext): string;