/// <reference types="node" />
/// <reference types="node" />
export declare const STORE_BLOB = 0;
export declare const STORE_CONTENT = 1;
export declare const STORE_LINKS = 2;
export declare const STORE_STAT = 3;
export declare const ALIAS_AS_RELATIVE = 0;
export declare const ALIAS_AS_RESOLVABLE = 1;
export declare function isRootPath(p: string | URL | Buffer): boolean;
export declare function normalizePath(f: string | URL | Buffer): string;
export declare function isPackageJson(file: string): boolean;
export declare function isDotJS(file: string): boolean;
export declare function isDotJSON(file: string): boolean;
export declare function isDotNODE(file: string): boolean;
export declare function unlikelyJavascript(file: string): boolean;
export declare function replaceSlashes(file: string, slash: string): string;
export declare function retrieveDenominator(files: string[]): number;
export declare function substituteDenominator(f: string, denominator: number): string;
/**
 * Converts a file path to a snapshot path by replacing slashes and injecting the snapshot prefix.
 * @param file - The file path to convert
 * @param slash - The slash character to use for replacement
 * @returns The converted snapshot file path
 */
export declare function snapshotify(file: string, slash: string): string;
export declare function insideSnapshot(f: Buffer | string | URL): boolean;
export declare function stripSnapshot(f: string): string;
export declare function removeUplevels(f: string): string;
export declare function toNormalizedRealPath(requestPath: string): string;
/**
 * Check if a package.json indicates an ESM package
 * @param packageJsonPath - Path to package.json
 * @returns true if "type": "module" is set
 */
export declare function isESMPackage(packageJsonPath: string): boolean;
/**
 * Determine if a file should be treated as ESM
 * Based on file extension and nearest package.json "type" field
 *
 * @param filePath - The file path to check
 * @returns true if file should be treated as ESM
 */
export declare function isESMFile(filePath: string): boolean;
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