@oobleck/fluid-backend/src/types.ts

Fluid Framework backend for nteract RTC

import { DocumentNode, ExecutionResult, GraphQLError } from "graphql";
import { Maybe } from "graphql/jsutils/Maybe";

export type ExecuteResult = { [key: string]: unknown };

export class ExecuteError extends Error {
  constructor(readonly errors: ReadonlyArray<GraphQLError>) {
    super();
  }
}

export interface ICollaborationBackend {
  execute(
    document: DocumentNode,
    variableValues?: Maybe<{ [key: string]: unknown }>
  ): Promise<ExecuteResult>;

  subscribe(
    document: DocumentNode,
    variableValues?: Maybe<{ [key: string]: unknown }>
  ): Promise<AsyncIterableIterator<ExecutionResult>>;

  dispose(): void;
}