luhn-generator/update/node_modules/set-blocking/index.js

A generator of numbers that passes the validation of Luhn algorithm or Luhn formula, also known as the 'modulus 10' or 'mod 10' algorithm

module.exports = function (blocking) {
  [process.stdout, process.stderr].forEach(function (stream) {
    if (stream._handle && stream.isTTY && typeof stream._handle.setBlocking === 'function') {
      stream._handle.setBlocking(blocking)
    }
  })
}