long stacks

stack.js

var oldNextTick = process.nextTick
process.nextTick = function(cb) {
  var stack = (new Error()).stack
  return oldNextTick.call(process, function() {
    try {
      return cb.apply(this, arguments)
    } catch (e) {
      e.stack = stack + e.stack
      throw e
    }
  })
}