/**
 * Chunk manifest building and metadata extraction
 * @module code-splitter/manifest-builder
 */
import type { Metafile } from "../../../extensions/bundler/index.js";
import type { ChunkInfo, ChunkManifest, MetafileOutput } from "./types.js";
/** Extracts entry name from entry point path */
export declare function extractEntryName(entryPoint: string): string;
/** Extracts chunk name from file path */
export declare function extractChunkName(file: string): string;
/** Calculates SHA-256 hash of file content (returns first 8 hex chars) */
export declare function calculateFileHash(content: Uint8Array): Promise<string>;
/** Determines which imports are critical and should be preloaded */
export declare function isCriticalImport(path: string): boolean;
/** Gets preload hints for critical imports */
export declare function getPreloadHints(output: MetafileOutput, outDir: string): string[];
/** Extracts chunk information from metafile output */
export declare function getChunkInfo(file: string, output: MetafileOutput, outDir: string): Promise<ChunkInfo>;
/** Builds complete chunk manifest from esbuild metafile */
export declare function buildManifest(metafile: Metafile, routeMap: Map<string, string>, outDir: string): Promise<ChunkManifest>;
/** Writes manifest to disk as JSON */
export declare function writeManifest(manifest: ChunkManifest, outDir: string): Promise<void>;
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