const MiniPass = require('./') const butterfly = '🦋' var mp = new MiniPass({ encoding: 'utf8' }) mp.on('data', chunk => { console.error('data %s', chunk) }) var butterbuf = new Buffer([0xf0, 0x9f, 0xa6, 0x8b]) mp.write(butterbuf.slice(0, 1)) mp.write(butterbuf.slice(1, 2)) mp.write(butterbuf.slice(2, 3)) mp.write(butterbuf.slice(3, 4)) mp.end()