Decodes xn-- domains to show their emojis on https://www.namebase.io/domains/

show_emoji.js

/* punycode*/ !function(e){function o(e){throw new RangeError(T[e])}function n(e,o){for(var n=e.length,r=[];n--;)r[n]=o(e[n]);return r}function r(e,o){var r=e.split("@"),t="";r.length>1&&(t=r[0]+"@",e=r[1]),e=e.replace(S,".");var u=e.split("."),i=n(u,o).join(".");return t+i}function t(e){for(var o,n,r=[],t=0,u=e.length;u>t;)o=e.charCodeAt(t++),o>=55296&&56319>=o&&u>t?(n=e.charCodeAt(t++),56320==(64512&n)?r.push(((1023&o)<<10)+(1023&n)+65536):(r.push(o),t--)):r.push(o);return r}function u(e){return n(e,function(e){var o="";return e>65535&&(e-=65536,o+=P(e>>>10&1023|55296),e=56320|1023&e),o+=P(e)}).join("")}function i(e){return 10>e-48?e-22:26>e-65?e-65:26>e-97?e-97:b}function f(e,o){return e+22+75*(26>e)-((0!=o)<<5)}function c(e,o,n){var r=0;for(e=n?M(e/j):e>>1,e+=M(e/o);e>L*C>>1;r+=b)e=M(e/L);return M(r+(L+1)*e/(e+m))}function l(e){var n,r,t,f,l,s,d,a,p,h,v=[],g=e.length,w=0,m=I,j=A;for(r=e.lastIndexOf(E),0>r&&(r=0),t=0;r>t;++t)e.charCodeAt(t)>=128&&o("not-basic"),v.push(e.charCodeAt(t));for(f=r>0?r+1:0;g>f;){for(l=w,s=1,d=b;f>=g&&o("invalid-input"),a=i(e.charCodeAt(f++)),(a>=b||a>M((x-w)/s))&&o("overflow"),w+=a*s,p=j>=d?y:d>=j+C?C:d-j,!(p>a);d+=b)h=b-p,s>M(x/h)&&o("overflow"),s*=h;n=v.length+1,j=c(w-l,n,0==l),M(w/n)>x-m&&o("overflow"),m+=M(w/n),w%=n,v.splice(w++,0,m)}return u(v)}function s(e){var n,r,u,i,l,s,d,a,p,h,v,g,w,m,j,F=[];for(e=t(e),g=e.length,n=I,r=0,l=A,s=0;g>s;++s)v=e[s],128>v&&F.push(P(v));for(u=i=F.length,i&&F.push(E);g>u;){for(d=x,s=0;g>s;++s)v=e[s],v>=n&&d>v&&(d=v);for(w=u+1,d-n>M((x-r)/w)&&o("overflow"),r+=(d-n)*w,n=d,s=0;g>s;++s)if(v=e[s],n>v&&++r>x&&o("overflow"),v==n){for(a=r,p=b;h=l>=p?y:p>=l+C?C:p-l,!(h>a);p+=b)j=a-h,m=b-h,F.push(P(f(h+j%m,0))),a=M(j/m);F.push(P(f(a,0))),l=c(r,w,u==i),r=0,++u}++r,++n}return F.join("")}function d(e){return r(e,function(e){return F.test(e)?l(e.slice(4).toLowerCase()):e})}function a(e){return r(e,function(e){return O.test(e)?"xn--"+s(e):e})}var p="object"==typeof exports&&exports&&!exports.nodeType&&exports,h="object"==typeof module&&module&&!module.nodeType&&module,v="object"==typeof global&&global;v.global!==v&&v.window!==v&&v.self!==v||(e=v);var g,w,x=2147483647,b=36,y=1,C=26,m=38,j=700,A=72,I=128,E="-",F=/^xn--/,O=/[^\x20-\x7E]/,S=/[\x2E\u3002\uFF0E\uFF61]/g,T={overflow:"Overflow: input needs wider integers to process","not-basic":"Illegal input >= 0x80 (not a basic code point)","invalid-input":"Invalid input"},L=b-y,M=Math.floor,P=String.fromCharCode;if(g={version:"1.4.1",ucs2:{decode:t,encode:u},decode:l,encode:s,toASCII:a,toUnicode:d},"function"==typeof define&&"object"==typeof define.amd&&define.amd)define("punycode",function(){return g});else if(p&&h)if(module.exports==p)h.exports=g;else for(w in g)g.hasOwnProperty(w)&&(p[w]=g[w]);else e.punycode=g}(this);
var decodeEmojis = function () {
  for (var name of document.querySelectorAll('a[href*="/domains/xn--"] div div:first-child:not(.decoded)')){
    console.log(name)
    if (name.childNodes[0]) {
      name.classList.add('decoded');
      var d = document.createElement('span');
      d.style['font-size'] = '130%';
      d.textContent = ' '+punycode.decode(name.childNodes[0].textContent.substring(4));
      name.appendChild(d);
    }
  }
};
decodeEmojis();
var observer = new MutationObserver(decodeEmojis);
observer.observe(document.body, { childList: true, subtree: true });