process.stdout.write('\x1Bc');

const myRL = require('serverline');

myRL.init();
myRL.setCompletion(['1', '2', '3']);
myRL.setPrompt('> ');


function SimpleCommand() {
    let globalResolve;
    this.read = () => {
        return new Promise((resolve, reject)=> {
            if (!gresolve) {
                myRL.on('line', function (line) {
                    globalResolve(line);
                    if (myRL.isMuted())
                        myRL.setMuted(false)
                })
            }
            globalResolve = resolve;
        })
    };
}

(async ()=> {
    const sc = new SimpleCommand();
    while (true) {
        const cmd = await sc.read();
        console.log('your command is ', cmd);
    }
})();