import { Handler } from '../handler';
import { QueryLike } from '../query';
import { Stream } from '@andyfischer/streams';
import { Table, Schema } from '../table';
import { GraphModule } from './GraphModule';
import { QueryParameters } from '../query';
export type QueryParametersLike = Map<string, any> | object;
export interface GraphLike {
    query(queryLike: QueryLike, params?: QueryParametersLike): Stream;
    eachHandler(): IterableIterator<Handler>;
}
export declare function toQueryParameters(paramsLike: QueryParametersLike): QueryParameters;
interface GraphTable {
    id?: string;
    name: string;
    table: Table;
}
export declare class Graph implements GraphLike {
    modules: Table<GraphModule>;
    tables: Table<GraphTable>;
    constructor();
    newModule(): GraphModule;
    onModuleChange(graphModule: GraphModule): void;
    query(queryLike: QueryLike, paramsLike?: QueryParametersLike): Stream;
    runQueryFile(contents: string): void;
    mount(handlers: Handler[]): GraphModule;
    exposeFunc(decl: string, func: Function): GraphModule;
    eachHandler(): Generator<Handler, void, unknown>;
    setupTable(schema: Schema): void;
    tableByName(name: string): Table;
}
export {};