Discord.js sample eval command

eval.js

const { inspect } = require('util');

client.on('messageCreate', async message => {
  const args = message.content.split(' ');
  const command = args.shift().toLowerCase();
  
  if (command === 'eval') {
    // Put your userID here
    if (message.author.id !== 'ownerID') return;
    
    let evaled;
    try {
      evaled = await eval(args.join(' '));
      message.channel.send(inspect(evaled));
      console.log(inspect(evaled));
    }
    catch (error) {
      console.error(error);
      message.reply('there was an error during evaluation.');
    }
  }
});

nice