import type { PackageConfig } from "./config.js";
export interface IndexEntry {
    symbol: string;
    kind: "class" | "interface" | "struct" | "enum" | "record" | "method";
    parentType?: string;
    baseTypes?: string[];
    generics?: string;
    modifiers?: string;
    refCount?: number;
    filePath: string;
}
export interface FileReference {
    filePath: string;
    count: number;
}
/**
 * Generate overview markdown for a package.
 * Reads doc files and scans .cs files for key types (interfaces, abstract classes).
 */
export declare function extractOverview(repoDir: string, pkg: PackageConfig): Promise<string>;
/**
 * Generate stripped .cs signature files for a package.
 * Returns array of { filePath, content } sorted by path.
 * File paths are relative to the package directory.
 */
export declare function extractSignatures(repoDir: string, pkg: PackageConfig): Promise<Array<{
    filePath: string;
    content: string;
}>>;
/**
 * Build a symbol index for a package: all type and method declarations.
 * Returns entries sorted by symbol name.
 */
export declare function extractIndex(repoDir: string, pkg: PackageConfig): Promise<IndexEntry[]>;
export declare function computeRefCounts(entries: IndexEntry[]): void;
/**
 * Extract a one-line summary from a package's .csproj metadata.
 * Returns `<PackageDescription>` + `(tags: <PackageTags>)` if present.
 */
export declare function extractPackageSummary(repoDir: string, pkg: PackageConfig): Promise<string | undefined>;
/**
 * Serialize index entries to flat pipe-delimited format.
 * Types: `symbol|kind|filePath[|bases[|generics[|modifiers]]]`
 * Methods: `symbol|method|parentType|filePath`
 */
export declare function serializeIndex(entries: IndexEntry[]): string;
/**
 * Parse flat pipe-delimited index back into entries.
 */
export declare function parseIndex(raw: string): IndexEntry[];
export declare function cleanSignatureOutput(stripped: string): string;
export declare function stripCsBody(source: string): string;
export declare function splitRespectingGenerics(text: string): string[];
export declare function formatEntryDisplay(e: IndexEntry): {
    displayName: string;
    kindLabel: string;
};
export declare function scoreSymbolMatch(symbol: string, keyword: string): number;
export declare function filterCsFiles(files: string[]): string[];
export declare function countReferences(source: string, keyword: string): number;
export declare function searchReferences(repoDir: string, pkg: PackageConfig, keyword: string, maxFiles?: number): Promise<FileReference[]>;
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