Alan Partridge I - Partridge Watch.js

/*
Description:


To celebrate today's launch of my Hero's new book: Alan Partridge: Nomad, We have a new series of kata arranged around the great man himself.

Given an array of terms, if any of those terms relate to Alan Partridge, return Mine's a Pint!

The number of ! after the t should be determined by the number of Alan related terms you find in the provided array (x). The related terms are:

Partridge
PearTree
Chat
Dan
Toblerone
Lynn
AlphaPapa
Nomad

If you don't find any related terms, return 'Lynn, I've pierced my foot on a spike!!'

All Hail King Partridge

Other katas in this series:

Alan Partridge II - Apple Turnover
Alan Partridge III - London
*/
function part(x){
  const arr=['Partridge','PearTree','Chat','Dan','Toblerone','Lynn','AlphaPapa','Nomad']
  let num=x.filter(v=>arr.includes(v)).length
  if (arr.some(v=>x.includes(v))) return `Mine\'s a Pint${'!'.repeat(num)}`
  return 'Lynn, I\'ve pierced my foot on a spike!!'
}