import { Observable } from "rxjs";
import { ExecutionResult, GraphQLSchema, Source, GraphQLFieldResolver } from "graphql";
import Maybe from "graphql/tsutils/Maybe";
export declare type GraphQLArgs = {
    schema: GraphQLSchema;
    source: string | Source;
    rootValue?: unknown;
    contextValue?: unknown;
    variableValues?: Maybe<{
        [key: string]: unknown;
    }>;
    operationName?: string | null;
    fieldResolver?: GraphQLFieldResolver<any, any> | null;
};
export declare function graphql<TData>(arg0: GraphQLArgs): Observable<ExecutionResult<TData>>;
export declare function graphql<TData>(schema: GraphQLSchema, source: Source | string, rootValue?: unknown, contextValue?: unknown, variableValues?: Maybe<{
    [key: string]: unknown;
}>, operationName?: string | null, fieldResolver?: GraphQLFieldResolver<any, any> | null): Observable<ExecutionResult<TData>>;