WorkerUtils.ts

   1 import chalk from 'chalk';
   2
   3 export class WorkerUtils {
   4   private constructor() {
   5     // This is intentional
   6   }
   7
   8   public static async sleep(milliSeconds: number): Promise<NodeJS.Timeout> {
   9     return new Promise((resolve) => setTimeout(resolve as () => void, milliSeconds));
  10   }
  11
  12   public static defaultExitHandler = (code: number): void => {
  13     if (code === 0) {
  14       console.info(chalk.green('Worker exited successfully'));
  15     } else if (code === 1) {
  16       console.info(chalk.green('Worker terminated successfully'));
  17     } else if (code > 1) {
  18       console.error(chalk.red(`Worker exited with exit code: ${code.toString()}`));
  19     }
  20   };
  21
  22   public static defaultErrorHandler = (error: Error): void => {
  23     console.error(chalk.red('Worker errored: ', error));
  24   };
  25 }