All files / src timeout.interceptor.ts

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  import {
  Injectable,
  NestInterceptor,
  ExecutionContext,
  CallHandler,
  RequestTimeoutException,
} from '@nestjs/common';
import { Observable, throwError, TimeoutError } from 'rxjs';
import { catchError, timeout } from 'rxjs/operators';
 
@Injectable()
export class TimeoutInterceptor implements NestInterceptor {
  private readonly timeoutMs: number;
 
  constructor() {
    const timeoutValue = parseInt(process.env.REQUEST_TIMEOUT_MS, 10);
    this.timeoutMs = !isNaN(timeoutValue) ? timeoutValue : 120000;
  }
 
  intercept(context: ExecutionContext, next: CallHandler): Observable<any> {
    return next.handle().pipe(
      timeout(this.timeoutMs),
      catchError((err) => {
        Iif (err instanceof TimeoutError) {
          return throwError(() => new RequestTimeoutException());
        }
        return throwError(() => err);
      }),
    );
  }
}