/**
 * `execute.ts` is the equivalent of `graphql-js`'s `src/execution/execute.js`:
 * it follows the same structure and same function names.
 *
 * The implementation of each function is very close to its sibling in `graphql-js`
 * and, for the most part, is just adapted for reactive execution (dealing with `Observable`).
 * Some functions are just copy-pasted because they did not require any change
 * but could not be imported from `graphql-js`.
 * Some functions are not present because they could be imported from `graphql-js`.
 */
import { Observable } from "rxjs";
import { ExecutionResult, DocumentNode, GraphQLSchema, GraphQLFieldResolver, ExecutionArgs } from "graphql";
import { ExecutionResultDataDefault } from 'graphql/execution/execute';
import Maybe from 'graphql/tsutils/Maybe';
/**
 * Implements the "Evaluating requests" section of the GraphQL specification.
 *
 * Returns a RxJS's `Observable` of `ExecutionResult`.
 *
 * Note: reactive equivalent of `graphql-js`'s `execute`.
 */
export declare function execute<TData = ExecutionResultDataDefault>(args: ExecutionArgs): Observable<ExecutionResult<TData>>;
export declare function execute<TData = ExecutionResultDataDefault>(schema: GraphQLSchema, document: DocumentNode, rootValue?: unknown, contextValue?: unknown, variableValues?: Maybe<{
    [key: string]: unknown;
}>, operationName?: Maybe<string>, fieldResolver?: Maybe<GraphQLFieldResolver<any, any>>): Observable<ExecutionResult<TData>>;