app.module.ts used for Google Cloud Function + NestJS POC

app.module.ts

import {DocumentNode} from 'graphql';
import {Module} from '@nestjs/common';
import { TeslaModule } from './tesla/tesla.module';
import * as fs from 'fs';
import glob = require('glob');

@Module({
  imports: [
    TeslaModule
  ],
  providers: []
})
export class AppModule {

  typeDefs: Array<DocumentNode> = [];
  resolvers: any = [];

  constructor() {
    this.resolvers.push(TeslaModule.resolvers);
    this.typeDefs = <any>this.getAllTypeDefs();
  }

  /**
   * Get all files ending in .graphql
   */
  getAllTypeDefs(): string[] {
    const typeDefs = [];
    const files = glob.sync('dist/**/*.graphql');
    files.forEach(file => {
      typeDefs.push(fs.readFileSync(file).toString());
    });
    return typeDefs;
  }

}