Frakturize: a small ES6 one-liner to generate Fraktur Unicode strings from a normal Latin

frakturize.js

frakturize=s=>s.split('').map((c,i,h)=>/[a-zA-Z]/.test(c)?String.fromCodePoint((i=c.charCodeAt(0))>90?119997+i:((h='CHIRZ'.indexOf(c))>-1?8460+[33,0,5,16,28][h]:120003+i)):c).join('')

// Example: frakturize('ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz') => '𝔄𝔅ℭ𝔇𝔈𝔉𝔊ℌℑ𝔍𝔎𝔏𝔐𝔑𝔒𝔓𝔔ℜ𝔖𝔗𝔘𝔙𝔚𝔛𝔜ℨ 𝔞𝔟𝔠𝔡𝔢𝔣𝔤𝔥𝔦𝔧𝔨𝔩𝔪𝔫𝔬𝔭𝔮𝔯𝔰𝔱𝔲𝔳𝔴𝔵𝔶𝔷'