/** SDK-owned platform module. This implementation is maintained in goodvibes-sdk. */
import type { SymbolInfo } from '../intelligence/tree-sitter/queries.js';
/** One chunk of source: either a top-level tree-sitter symbol or a fixed-size line window. */
export interface CodeChunk {
    readonly chunkId: string;
    readonly path: string;
    readonly lang: string;
    readonly symbol: string;
    readonly kind: string;
    readonly startLine: number;
    readonly endLine: number;
    readonly contentHash: string;
    readonly mtimeMs: number;
    readonly fileHash: string;
}
/** How a file's chunks were produced. 'window' means "never silently dropped" fell back to fixed-size windows. */
export type CodeChunkMode = 'symbols' | 'window' | 'empty' | 'unchanged';
/** A chunk plus the exact text its embedding is computed from. */
export interface DraftChunk {
    readonly chunk: CodeChunk;
    readonly embedText: string;
}
/** The minimal tree-sitter surface chunking needs (structural, so tests can fake it). */
export interface ChunkingIntelligence {
    detectLanguage(filePath: string): string | null;
    getSymbols(filePath: string, content: string): Promise<SymbolInfo[]>;
}
export declare const DEFAULT_WINDOW_LINES = 60;
export declare const DEFAULT_WINDOW_OVERLAP_LINES = 10;
export declare function sha256(text: string): string;
export interface ChunkFileInput {
    readonly intelligence: ChunkingIntelligence;
    readonly absPath: string;
    readonly relPath: string;
    readonly content: string;
    readonly fileHash: string;
    readonly mtimeMs: number;
    readonly windowLines?: number | undefined;
    readonly windowOverlapLines?: number | undefined;
}
/**
 * Chunk one file's content. The caller is responsible for having initialized
 * the intelligence facade (tree-sitter grammars) before calling.
 */
export declare function chunkFileContent(input: ChunkFileInput): Promise<{
    drafts: DraftChunk[];
    mode: CodeChunkMode;
}>;
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