export type FileContent = {
    relativePath: string;
    content: string;
};
/**
 * the packages imported by the files of a component. a package that only dev files (e.g. tests) import is "dev".
 */
export type ImportedPackages = Map<string, 'runtime' | 'dev'>;
/**
 * the import specifiers of a file per its path and content hash. files that didn't change between versions are parsed
 * once. (not per content only, a detector may support a file by its name, e.g. env.jsonc). undefined when the file
 * can't be parsed.
 */
export type ImportsCache = Map<string, string[] | undefined>;
/**
 * the packages the given files import, found by parsing their content, without resolving the imports. a workspace
 * resolves each import against node_modules (see AutoDetectDeps), a bare scope has the files in memory only.
 * returns undefined when the imports of one of the files are unknown: it can't be parsed, or only an env detector
 * supports its type.
 */
export declare function detectImportedPackages(files: FileContent[], isDevFile?: (relativePath: string) => boolean, cache?: ImportsCache): Promise<ImportedPackages | undefined>;