This is an example for Node.js Boot Camp training for EPAM Systems. Day 1.

example.js

// ESC[#A	moves cursor up # lines
// ESC[#B	moves cursor down # lines
// ESC[#C	moves cursor right # spaces
// ESC[#D	moves cursor left # spaces

// Script can be written as is
process.stdout.write("\u001b[2J\u001b[0;0H");

process.stdout.write("\u001b[0;30m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[0;31m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[0;32m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[0;33m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[0;34m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[0;35m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[0;36m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[0;37m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[1;30m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[1;31m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[1;32m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[1;33m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[1;34m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[1;35m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[1;36m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[1;37m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[31m");
process.stdout.write("Hello there\n");

process.stdout.write("\u001b[0m");
process.stdout.write("Hello there\n");

process.stdin.setRawMode(true);

// resume stdin in the parent process (node app won't quit all by itself
// unless an error or process.exit() happens)
process.stdin.resume();

// switch from binary to something more useful
process.stdin.setEncoding('utf8');

// on any data into stdin
process.stdin.on( 'data', function(key) {
  //moveTo(0, 0);
  //process.stdout.write("" + key.charCodeAt(0));
  //process.stdout.write( key );

  if (key === "\u001b[A") {
    // down arrow
    process.stdout.write("[up]");
  } else if (key === "\u001b[B") {
    process.stdout.write("[down]");
  } else if (key === "\u001b[C") {
    process.stdout.write("[right]");
  }  else if (key === "\u001b[D") {
    process.stdout.write("[left]");
  }

  if (key === "\u001b") {
    process.exit();
  }
});


var map = [
  "                  ┌───────┐     ",
  "    ┌───────┐     │·······│     ",
  "    │·······│     │·······│     ",
  "    │·······│     │·······│     ",
  "    │········░░░░░········│     ",
  "    │·······│     │·······│     ",
  "    │·······│     │·······│     ",
  "    └───────┘     └───────┘     "
];

setTimeout(function() {
  // Clear and move to (0, 0)
  process.stdout.write("\u001b[2J\u001b[0;0H");

  for (var i = 0; i < map.length; i++) {
    console.log(map[i]);
  }
}, 2000);