text: const { Argument } = require('klasa');
  
  module.exports = class extends Argument {
  	async run(arg, possible, message) {
  		const argument = this.client.arguments.get(arg);
  		if (argument) return argument;
  		throw await message.resolveKey('resolvers:invalidPiece', { name: possible.name, piece: 'argument' });
  	}
  };
  