process test

test.js

let threads = new Set;
let x = 0;
let d = console.log
let s = ()=>{
  for(let t of threads) {
    clearTimeout(t);
  }
}
let c = (...args)=>{
  console.log('quit', ...args);
  if(args && args[0] == 'SIGINT' && args[1] == 2) {
    d('! unsupport ctrl+c, please try again');
    x++;
    if(x < 2) {
      throw 'custom error'
    }
    d('! ok pass')
  }
  s();
};

process.on('exit', ()=>{ d('>', 'shutdown'); });
process.on('SIGHUP', (...args)=>{ c(...args); });
process.on('SIGINT', (...args)=>{ c(...args); });
process.on('SIGTERM', (...args)=>{ c(...args); });
process.on('uncaughtException', (e) => {
  process.stdout.write(`! some error: ${e}\n`);
});

let t = setTimeout(()=>(1), 10000)
threads.add(t);

process.nextTick(() => {
  d('>', 'wait...');
});