const npos = require('npos') const parser = npos.parser() const buffer = Buffer.from('\x1B\x40Hola mundo\x0A\x1B\x61\x49probando') console.log(buffer) parser.parse(buffer).then(function (ast) { console.log(ast) npos.textualize(ast).then(function (txt) { console.log(txt) }) })