import type { Config, Document } from 'src/lib';
/**
 * Check if a file has changed graphql documents
 * @param source the source code of the file
 * @param previousDocuments previous documents
 * @returns [documents changed?, new documents object]
 */
export declare function graphQLDocumentsChanged(config: Config, sourcePath: string, previousDocuments: Document[] | undefined): Promise<[boolean, Document[]]>;
/**
 * Extract graphql documents from graphql(`...`) calls in the file
 * does not attempt to do ast-level parsing, so that Svelte components, JSX and whatever else is supported, and the function stays fast.
 * @param source the source code
 * @returns an object mapping document names to their content
 */
export declare function extractDocuments(source: string): Record<string, string>;
/**
 * Extracts the name of a GraphQL document (operation or fragment)
 * @param documentString The GraphQL document string
 * @returns The name of the document or null if no name is found
 * @throws Error if the document type cannot be determined
 */
export declare function extractGraphQLDocumentName(documentString: string): string | null;
/**
 * Extracts strings from graphql() function calls in text
 * @param text The source text to extract GraphQL strings from
 * @returns Array of extracted GraphQL strings
 */
export declare function extractGraphQLStrings(text: string): string[];