discordeno/examples/nodejs/Plugins/Developer/commands/eval.js

const Discord = require('discordeno.js')

const BaseCommand = require('../../../Structures/BaseCommand.js')
class evalcommand extends BaseCommand {
  static name = 'eval'
  static description = 'danger !!!'
  static category = 'Developer'
  static slash = { name: 'eval', category: 'dev' }
  constructor(data) {
    super(data)
  }

  async execute() {
    if (!this.client.config.owners.includes(String(this.user.id))) return
    if (!(this.args.length > 0)) return this.reply({ content: '**You must provide something to eval!**' })

    const inputOfEval = this.args.join(' ')
    let outputOfEval
    let typeOfEval

    try {
      if (this.args.includes('await')) {
        outputOfEval = await eval('(async () => {' + inputOfEval + '})()')
      } else {
        outputOfEval = await eval(inputOfEval)
      }
    } catch (e) {
      outputOfEval = e.message
      typeOfEval = e.name
    }

    const seen = []
    outputOfEval =
      typeof outputOfEval === 'object'
        ? JSON.stringify(
            outputOfEval,
            (_, value) => {
              if (value == `Bot ${this.client.config.token}`) return `BOT_TOKEN`
              if (typeof value === 'bigint') value = value.toString()
              if (typeof value === 'object' && value !== null) {
                if (seen.indexOf(value) !== -1) return
                else seen.push(value)
              }
              return value
            },
            1,
          )
        : outputOfEval

    const embed = new Discord.Embed()
      .addField({ name: 'Input', value: '```js\n' + inputOfEval + '```' })
      .addField({ name: 'Output', value: '```json\n' + `${outputOfEval}`.slice(0, 1000) + '```' })
    this.reply({ embeds: [embed] })
  }
}
module.exports = evalcommand