chipmunkbot3/commands/echo.js

const { literal, argument, greedyString } = require('brigadier-commands')

module.exports = {
  register (dispatcher) {
    const node = dispatcher.register(
      literal('echo')
        .then(
          argument('message', greedyString())
            .executes(this.echoCommand)
        )
    )

    node.description = 'Sends a message in chat as the bot'
    node.permissionLevel = 0
  },

  echoCommand (context) {
    const bot = context.source.bot
    bot.core.run(`essentials:sudo ${bot.uuid} c:${context.getArgument('message')}`)
  }
}