import { type DirectoryElement, type DocumentationElement, type FileElement } from "../util/element.js";
import { Extractor } from "./Extractor.js";
/** Input for a `ModuleExtractor`. */
export interface ModuleExtractorInput {
    /** Display name for the module, derived from the package.json export key (e.g. `"util/string"`, `"firestore/client"`). */
    readonly name: string;
    /**
     * The source element this module is built from.
     * - `FileElement` — the module is backed by a single source file (with its `.md` sibling already merged in by `MergingExtractor`).
     * - `DirectoryElement` — the module is backed by a directory; its absorbed index file provides the content.
     */
    readonly source: FileElement | DirectoryElement;
}
/**
 * Extractor that builds a `kind: "module"` `DocumentationElement` from a source file or directory.
 * - The module's `content`, `description`, and `title` are taken from the source element (`MergingExtractor` and
 *   `IndexFileExtractor` are expected to have run upstream so `.md` siblings and `README.md` are already folded in).
 * - The module's `children` are every `tree-documentation` element found by deep-walking the source — flattened across
 *   files and subdirectories, but never descending into a `tree-documentation`'s own members.
 */
export declare class ModuleExtractor extends Extractor<ModuleExtractorInput, DocumentationElement> {
    extract({ name, source }: ModuleExtractorInput): DocumentationElement;
}