Filter vim using `!` for example `!!node filter_vim.js` will remove the vowels of the current line.

filter_vim.js

process.stdin.setEncoding('utf8')

var chunks = []
process.stdin.on('readable', function () {
  var chunk = process.stdin.read()
  chunks.push(chunk)
})

process.stdin.on('end', function () {
  var input = chunks.join('')
  var output = input.replace(/[aeiou]+/g, '')
  process.stdout.write(output)
})