From 8a5d5214141d9f73af306faf6349c72cf5b9282c Mon Sep 17 00:00:00 2001
From: Peter Hrynkow <peter@labwire.ca>
Date: Thu, 10 May 2018 21:22:26 -0700
Subject: [PATCH] Support emojis

---
 dist/circletype.min.js                |  4 ++--
 package.json                          |  5 ++++-
 src/entry.js                          |  1 +
 src/utils/__tests__/splitNode-test.js | 17 +++++++++++++++++
 src/utils/splitNode.js                |  2 +-
 yarn.lock                             |  6 +++++-
 6 files changed, 30 insertions(+), 5 deletions(-)

diff --git a/dist/circletype.min.js b/dist/circletype.min.js
index c100898..06e3232 100644
--- a/dist/circletype.min.js
+++ b/dist/circletype.min.js
@@ -1,8 +1,8 @@
 /*!
- * circletype 2.2.0
+ * circletype 2.2.1
  * A JavaScript library that lets you curve type on the web.
  * Copyright © 2014-2018 Peter Hrynkow
  * Licensed MIT
  * https://github.com/peterhry/CircleType#readme
  */
-!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.CircleType=e():t.CircleType=e()}("undefined"!=typeof self?self:this,function(){return function(t){function e(n){if(i[n])return i[n].exports;var r=i[n]={i:n,l:!1,exports:{}};return t[n].call(r.exports,r,r.exports,e),r.l=!0,r.exports}var i={};return e.m=t,e.c=i,e.d=function(t,i,n){e.o(t,i)||Object.defineProperty(t,i,{configurable:!1,enumerable:!0,get:n})},e.n=function(t){var i=t&&t.__esModule?function(){return t.default}:function(){return t};return e.d(i,"a",i),i},e.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},e.p="",e(e.s=1)}([function(t,e,i){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var n=Math.PI/180;e.default=function(t){return t*n}},function(t,e,i){"use strict";var n=i(2),r=function(t){return t&&t.__esModule?t:{default:t}}(n);t.exports=r.default},function(t,e,i){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function r(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var o=function(){function t(t,e){for(var i=0;i<e.length;i++){var n=e[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}return function(e,i,n){return i&&t(e.prototype,i),n&&t(e,n),e}}(),u=i(3),a=n(u),s=i(4),f=n(s),l=i(5),c=n(l),d=i(6),h=n(d),_=i(7),v=n(_),p=Math.PI,m=Math.max,y=Math.min,g=function(){function t(e){r(this,t),this.element=e,this.originalHTML=this.element.innerHTML;var i=document.createElement("div");i.setAttribute("aria-label",e.innerText),i.style.position="relative",this.container=i,this._letters=(0,f.default)(e),this._letters.forEach(function(t){return i.appendChild(t)}),this.element.innerHTML="",this.element.appendChild(i);var n=window.getComputedStyle(this.element),o=n.fontSize,u=n.lineHeight;this._fontSize=parseFloat(o),this._lineHeight=parseFloat(u)||this._fontSize,this._metrics=this._letters.map(a.default);var s=this._metrics.reduce(function(t,e){return t+e.width},0);this._minRadius=s/p/2+this._lineHeight,this._dir=1,this._forceWidth=!1,this._forceHeight=!0,this._radius=this._minRadius,this._invalidate()}return o(t,[{key:"radius",value:function(t){return void 0!==t?(this._radius=m(this._minRadius,t),this._invalidate(),this):this._radius}},{key:"dir",value:function(t){return void 0!==t?(this._dir=t,this._invalidate(),this):this._dir}},{key:"forceWidth",value:function(t){return void 0!==t?(this._forceWidth=t,this._invalidate(),this):this._forceWidth}},{key:"forceHeight",value:function(t){return void 0!==t?(this._forceHeight=t,this._invalidate(),this):this._forceHeight}},{key:"refresh",value:function(){return this._invalidate()}},{key:"destroy",value:function(){return this.element.innerHTML=this.originalHTML,this}},{key:"_invalidate",value:function(){var t=this;return cancelAnimationFrame(this._raf),this._raf=requestAnimationFrame(function(){t._layout()}),this}},{key:"_layout",value:function(){var t=this,e=this._radius,i=this._dir,n=-1===i?-e+this._lineHeight:e,r="center "+n/this._fontSize+"em",o=e-this._lineHeight,u=(0,v.default)(this._metrics,o),a=u.rotations,s=u.θ;if(this._letters.forEach(function(e,n){var o=e.style,u=(-.5*s+a[n])*i,f=-.5*t._metrics[n].width/t._fontSize,l="translateX("+f+"em) rotate("+u+"deg)";o.position="absolute",o.bottom=-1===i?0:"auto",o.left="50%",o.transform=l,o.transformOrigin=r,o.webkitTransform=l,o.webkitTransformOrigin=r}),this._forceHeight){var f=s>180?(0,c.default)(e,s):(0,c.default)(o,s)+this._lineHeight;this.container.style.height=f/this._fontSize+"em"}if(this._forceWidth){var l=(0,h.default)(e,y(180,s));this.container.style.width=l/this._fontSize+"em"}return this}}]),t}();e.default=g},function(t,e,i){"use strict";Object.defineProperty(e,"__esModule",{value:!0}),e.default=function(t){var e=t.getBoundingClientRect();return{height:e.height,left:e.left+window.pageXOffset,top:e.top+window.pageYOffset,width:e.width}}},function(t,e,i){"use strict";Object.defineProperty(e,"__esModule",{value:!0}),e.default=function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"span",i=document.createElement(e);return t.innerText.trim().split("").map(function(t){var e=i.cloneNode();return e.insertAdjacentHTML("afterbegin"," "===t?"&nbsp;":t),e})}},function(t,e,i){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var n=i(0),r=function(t){return t&&t.__esModule?t:{default:t}}(n);e.default=function(t,e){return t*(1-Math.cos((0,r.default)(e/2)))}},function(t,e,i){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var n=i(0),r=function(t){return t&&t.__esModule?t:{default:t}}(n);e.default=function(t,e){return 2*t*Math.sin((0,r.default)(e/2))}},function(t,e,i){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var n=i(8),r=function(t){return t&&t.__esModule?t:{default:t}}(n);e.default=function(t,e){return t.reduce(function(t,i){var n=i.width,o=(0,r.default)(n/e);return{"θ":t.θ+o,rotations:t.rotations.concat([t.θ+o/2])}},{"θ":0,rotations:[]})}},function(t,e,i){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var n=180/Math.PI;e.default=function(t){return t*n}}])});
\ No newline at end of file
+!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.CircleType=e():t.CircleType=e()}("undefined"!=typeof self?self:this,function(){return function(t){function e(r){if(n[r])return n[r].exports;var i=n[r]={i:r,l:!1,exports:{}};return t[r].call(i.exports,i,i.exports,e),i.l=!0,i.exports}var n={};return e.m=t,e.c=n,e.d=function(t,n,r){e.o(t,n)||Object.defineProperty(t,n,{configurable:!1,enumerable:!0,get:r})},e.n=function(t){var n=t&&t.__esModule?function(){return t.default}:function(){return t};return e.d(n,"a",n),n},e.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},e.p="",e(e.s=29)}([function(t,e,n){var r=n(24)("wks"),i=n(12),o=n(1).Symbol,u="function"==typeof o;(t.exports=function(t){return r[t]||(r[t]=u&&o[t]||(u?o:i)("Symbol."+t))}).store=r},function(t,e){var n=t.exports="undefined"!=typeof window&&window.Math==Math?window:"undefined"!=typeof self&&self.Math==Math?self:Function("return this")();"number"==typeof __g&&(__g=n)},function(t,e){var n=t.exports={version:"2.5.6"};"number"==typeof __e&&(__e=n)},function(t,e,n){var r=n(4),i=n(11);t.exports=n(6)?function(t,e,n){return r.f(t,e,i(1,n))}:function(t,e,n){return t[e]=n,t}},function(t,e,n){var r=n(5),i=n(34),o=n(35),u=Object.defineProperty;e.f=n(6)?Object.defineProperty:function(t,e,n){if(r(t),e=o(e,!0),r(n),i)try{return u(t,e,n)}catch(t){}if("get"in n||"set"in n)throw TypeError("Accessors not supported!");return"value"in n&&(t[e]=n.value),t}},function(t,e,n){var r=n(10);t.exports=function(t){if(!r(t))throw TypeError(t+" is not an object!");return t}},function(t,e,n){t.exports=!n(17)(function(){return 7!=Object.defineProperty({},"a",{get:function(){return 7}}).a})},function(t,e){var n={}.hasOwnProperty;t.exports=function(t,e){return n.call(t,e)}},function(t,e){var n=Math.ceil,r=Math.floor;t.exports=function(t){return isNaN(t=+t)?0:(t>0?r:n)(t)}},function(t,e){t.exports=function(t){if(void 0==t)throw TypeError("Can't call method on  "+t);return t}},function(t,e){t.exports=function(t){return"object"==typeof t?null!==t:"function"==typeof t}},function(t,e){t.exports=function(t,e){return{enumerable:!(1&t),configurable:!(2&t),writable:!(4&t),value:e}}},function(t,e){var n=0,r=Math.random();t.exports=function(t){return"Symbol(".concat(void 0===t?"":t,")_",(++n+r).toString(36))}},function(t,e){t.exports={}},function(t,e,n){var r=n(24)("keys"),i=n(12);t.exports=function(t){return r[t]||(r[t]=i(t))}},function(t,e){t.exports=!1},function(t,e,n){var r=n(1),i=n(2),o=n(3),u=n(19),c=n(20),f=function(t,e,n){var a,s,l,p,h=t&f.F,d=t&f.G,v=t&f.S,y=t&f.P,_=t&f.B,m=d?r:v?r[e]||(r[e]={}):(r[e]||{}).prototype,g=d?i:i[e]||(i[e]={}),x=g.prototype||(g.prototype={});d&&(n=e);for(a in n)s=!h&&m&&void 0!==m[a],l=(s?m:n)[a],p=_&&s?c(l,r):y&&"function"==typeof l?c(Function.call,l):l,m&&u(m,a,l,t&f.U),g[a]!=l&&o(g,a,p),y&&x[a]!=l&&(x[a]=l)};r.core=i,f.F=1,f.G=2,f.S=4,f.P=8,f.B=16,f.W=32,f.U=64,f.R=128,t.exports=f},function(t,e){t.exports=function(t){try{return!!t()}catch(t){return!0}}},function(t,e,n){var r=n(10),i=n(1).document,o=r(i)&&r(i.createElement);t.exports=function(t){return o?i.createElement(t):{}}},function(t,e,n){var r=n(1),i=n(3),o=n(7),u=n(12)("src"),c=Function.toString,f=(""+c).split("toString");n(2).inspectSource=function(t){return c.call(t)},(t.exports=function(t,e,n,c){var a="function"==typeof n;a&&(o(n,"name")||i(n,"name",e)),t[e]!==n&&(a&&(o(n,u)||i(n,u,t[e]?""+t[e]:f.join(String(e)))),t===r?t[e]=n:c?t[e]?t[e]=n:i(t,e,n):(delete t[e],i(t,e,n)))})(Function.prototype,"toString",function(){return"function"==typeof this&&this[u]||c.call(this)})},function(t,e,n){var r=n(36);t.exports=function(t,e,n){if(r(t),void 0===e)return t;switch(n){case 1:return function(n){return t.call(e,n)};case 2:return function(n,r){return t.call(e,n,r)};case 3:return function(n,r,i){return t.call(e,n,r,i)}}return function(){return t.apply(e,arguments)}}},function(t,e,n){var r=n(42),i=n(9);t.exports=function(t){return r(i(t))}},function(t,e){var n={}.toString;t.exports=function(t){return n.call(t).slice(8,-1)}},function(t,e,n){var r=n(8),i=Math.min;t.exports=function(t){return t>0?i(r(t),9007199254740991):0}},function(t,e,n){var r=n(2),i=n(1),o=i["__core-js_shared__"]||(i["__core-js_shared__"]={});(t.exports=function(t,e){return o[t]||(o[t]=void 0!==e?e:{})})("versions",[]).push({version:r.version,mode:n(15)?"pure":"global",copyright:"© 2018 Denis Pushkarev (zloirock.ru)"})},function(t,e){t.exports="constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf".split(",")},function(t,e,n){var r=n(4).f,i=n(7),o=n(0)("toStringTag");t.exports=function(t,e,n){t&&!i(t=n?t:t.prototype,o)&&r(t,o,{configurable:!0,value:e})}},function(t,e,n){var r=n(9);t.exports=function(t){return Object(r(t))}},function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var r=Math.PI/180;e.default=function(t){return t*r}},function(t,e,n){"use strict";n(30);var r=n(54),i=function(t){return t&&t.__esModule?t:{default:t}}(r);t.exports=i.default},function(t,e,n){n(31),n(47),t.exports=n(2).Array.from},function(t,e,n){"use strict";var r=n(32)(!0);n(33)(String,"String",function(t){this._t=String(t),this._i=0},function(){var t,e=this._t,n=this._i;return n>=e.length?{value:void 0,done:!0}:(t=r(e,n),this._i+=t.length,{value:t,done:!1})})},function(t,e,n){var r=n(8),i=n(9);t.exports=function(t){return function(e,n){var o,u,c=String(i(e)),f=r(n),a=c.length;return f<0||f>=a?t?"":void 0:(o=c.charCodeAt(f),o<55296||o>56319||f+1===a||(u=c.charCodeAt(f+1))<56320||u>57343?t?c.charAt(f):o:t?c.slice(f,f+2):u-56320+(o-55296<<10)+65536)}}},function(t,e,n){"use strict";var r=n(15),i=n(16),o=n(19),u=n(3),c=n(13),f=n(37),a=n(26),s=n(46),l=n(0)("iterator"),p=!([].keys&&"next"in[].keys()),h=function(){return this};t.exports=function(t,e,n,d,v,y,_){f(n,e,d);var m,g,x,b=function(t){if(!p&&t in M)return M[t];switch(t){case"keys":case"values":return function(){return new n(this,t)}}return function(){return new n(this,t)}},O=e+" Iterator",w="values"==v,j=!1,M=t.prototype,S=M[l]||M["@@iterator"]||v&&M[v],P=S||b(v),A=v?w?b("entries"):P:void 0,T="Array"==e?M.entries||S:S;if(T&&(x=s(T.call(new t)))!==Object.prototype&&x.next&&(a(x,O,!0),r||"function"==typeof x[l]||u(x,l,h)),w&&S&&"values"!==S.name&&(j=!0,P=function(){return S.call(this)}),r&&!_||!p&&!j&&M[l]||u(M,l,P),c[e]=P,c[O]=h,v)if(m={values:w?P:b("values"),keys:y?P:b("keys"),entries:A},_)for(g in m)g in M||o(M,g,m[g]);else i(i.P+i.F*(p||j),e,m);return m}},function(t,e,n){t.exports=!n(6)&&!n(17)(function(){return 7!=Object.defineProperty(n(18)("div"),"a",{get:function(){return 7}}).a})},function(t,e,n){var r=n(10);t.exports=function(t,e){if(!r(t))return t;var n,i;if(e&&"function"==typeof(n=t.toString)&&!r(i=n.call(t)))return i;if("function"==typeof(n=t.valueOf)&&!r(i=n.call(t)))return i;if(!e&&"function"==typeof(n=t.toString)&&!r(i=n.call(t)))return i;throw TypeError("Can't convert object to primitive value")}},function(t,e){t.exports=function(t){if("function"!=typeof t)throw TypeError(t+" is not a function!");return t}},function(t,e,n){"use strict";var r=n(38),i=n(11),o=n(26),u={};n(3)(u,n(0)("iterator"),function(){return this}),t.exports=function(t,e,n){t.prototype=r(u,{next:i(1,n)}),o(t,e+" Iterator")}},function(t,e,n){var r=n(5),i=n(39),o=n(25),u=n(14)("IE_PROTO"),c=function(){},f=function(){var t,e=n(18)("iframe"),r=o.length;for(e.style.display="none",n(45).appendChild(e),e.src="javascript:",t=e.contentWindow.document,t.open(),t.write("<script>document.F=Object<\/script>"),t.close(),f=t.F;r--;)delete f.prototype[o[r]];return f()};t.exports=Object.create||function(t,e){var n;return null!==t?(c.prototype=r(t),n=new c,c.prototype=null,n[u]=t):n=f(),void 0===e?n:i(n,e)}},function(t,e,n){var r=n(4),i=n(5),o=n(40);t.exports=n(6)?Object.defineProperties:function(t,e){i(t);for(var n,u=o(e),c=u.length,f=0;c>f;)r.f(t,n=u[f++],e[n]);return t}},function(t,e,n){var r=n(41),i=n(25);t.exports=Object.keys||function(t){return r(t,i)}},function(t,e,n){var r=n(7),i=n(21),o=n(43)(!1),u=n(14)("IE_PROTO");t.exports=function(t,e){var n,c=i(t),f=0,a=[];for(n in c)n!=u&&r(c,n)&&a.push(n);for(;e.length>f;)r(c,n=e[f++])&&(~o(a,n)||a.push(n));return a}},function(t,e,n){var r=n(22);t.exports=Object("z").propertyIsEnumerable(0)?Object:function(t){return"String"==r(t)?t.split(""):Object(t)}},function(t,e,n){var r=n(21),i=n(23),o=n(44);t.exports=function(t){return function(e,n,u){var c,f=r(e),a=i(f.length),s=o(u,a);if(t&&n!=n){for(;a>s;)if((c=f[s++])!=c)return!0}else for(;a>s;s++)if((t||s in f)&&f[s]===n)return t||s||0;return!t&&-1}}},function(t,e,n){var r=n(8),i=Math.max,o=Math.min;t.exports=function(t,e){return t=r(t),t<0?i(t+e,0):o(t,e)}},function(t,e,n){var r=n(1).document;t.exports=r&&r.documentElement},function(t,e,n){var r=n(7),i=n(27),o=n(14)("IE_PROTO"),u=Object.prototype;t.exports=Object.getPrototypeOf||function(t){return t=i(t),r(t,o)?t[o]:"function"==typeof t.constructor&&t instanceof t.constructor?t.constructor.prototype:t instanceof Object?u:null}},function(t,e,n){"use strict";var r=n(20),i=n(16),o=n(27),u=n(48),c=n(49),f=n(23),a=n(50),s=n(51);i(i.S+i.F*!n(53)(function(t){Array.from(t)}),"Array",{from:function(t){var e,n,i,l,p=o(t),h="function"==typeof this?this:Array,d=arguments.length,v=d>1?arguments[1]:void 0,y=void 0!==v,_=0,m=s(p);if(y&&(v=r(v,d>2?arguments[2]:void 0,2)),void 0==m||h==Array&&c(m))for(e=f(p.length),n=new h(e);e>_;_++)a(n,_,y?v(p[_],_):p[_]);else for(l=m.call(p),n=new h;!(i=l.next()).done;_++)a(n,_,y?u(l,v,[i.value,_],!0):i.value);return n.length=_,n}})},function(t,e,n){var r=n(5);t.exports=function(t,e,n,i){try{return i?e(r(n)[0],n[1]):e(n)}catch(e){var o=t.return;throw void 0!==o&&r(o.call(t)),e}}},function(t,e,n){var r=n(13),i=n(0)("iterator"),o=Array.prototype;t.exports=function(t){return void 0!==t&&(r.Array===t||o[i]===t)}},function(t,e,n){"use strict";var r=n(4),i=n(11);t.exports=function(t,e,n){e in t?r.f(t,e,i(0,n)):t[e]=n}},function(t,e,n){var r=n(52),i=n(0)("iterator"),o=n(13);t.exports=n(2).getIteratorMethod=function(t){if(void 0!=t)return t[i]||t["@@iterator"]||o[r(t)]}},function(t,e,n){var r=n(22),i=n(0)("toStringTag"),o="Arguments"==r(function(){return arguments}()),u=function(t,e){try{return t[e]}catch(t){}};t.exports=function(t){var e,n,c;return void 0===t?"Undefined":null===t?"Null":"string"==typeof(n=u(e=Object(t),i))?n:o?r(e):"Object"==(c=r(e))&&"function"==typeof e.callee?"Arguments":c}},function(t,e,n){var r=n(0)("iterator"),i=!1;try{var o=[7][r]();o.return=function(){i=!0},Array.from(o,function(){throw 2})}catch(t){}t.exports=function(t,e){if(!e&&!i)return!1;var n=!1;try{var o=[7],u=o[r]();u.next=function(){return{done:n=!0}},o[r]=function(){return u},t(o)}catch(t){}return n}},function(t,e,n){"use strict";function r(t){return t&&t.__esModule?t:{default:t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(e,"__esModule",{value:!0});var o=function(){function t(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}return function(e,n,r){return n&&t(e.prototype,n),r&&t(e,r),e}}(),u=n(55),c=r(u),f=n(56),a=r(f),s=n(57),l=r(s),p=n(58),h=r(p),d=n(59),v=r(d),y=Math.PI,_=Math.max,m=Math.min,g=function(){function t(e){i(this,t),this.element=e,this.originalHTML=this.element.innerHTML;var n=document.createElement("div");n.setAttribute("aria-label",e.innerText),n.style.position="relative",this.container=n,this._letters=(0,a.default)(e),this._letters.forEach(function(t){return n.appendChild(t)}),this.element.innerHTML="",this.element.appendChild(n);var r=window.getComputedStyle(this.element),o=r.fontSize,u=r.lineHeight;this._fontSize=parseFloat(o),this._lineHeight=parseFloat(u)||this._fontSize,this._metrics=this._letters.map(c.default);var f=this._metrics.reduce(function(t,e){return t+e.width},0);this._minRadius=f/y/2+this._lineHeight,this._dir=1,this._forceWidth=!1,this._forceHeight=!0,this._radius=this._minRadius,this._invalidate()}return o(t,[{key:"radius",value:function(t){return void 0!==t?(this._radius=_(this._minRadius,t),this._invalidate(),this):this._radius}},{key:"dir",value:function(t){return void 0!==t?(this._dir=t,this._invalidate(),this):this._dir}},{key:"forceWidth",value:function(t){return void 0!==t?(this._forceWidth=t,this._invalidate(),this):this._forceWidth}},{key:"forceHeight",value:function(t){return void 0!==t?(this._forceHeight=t,this._invalidate(),this):this._forceHeight}},{key:"refresh",value:function(){return this._invalidate()}},{key:"destroy",value:function(){return this.element.innerHTML=this.originalHTML,this}},{key:"_invalidate",value:function(){var t=this;return cancelAnimationFrame(this._raf),this._raf=requestAnimationFrame(function(){t._layout()}),this}},{key:"_layout",value:function(){var t=this,e=this._radius,n=this._dir,r=-1===n?-e+this._lineHeight:e,i="center "+r/this._fontSize+"em",o=e-this._lineHeight,u=(0,v.default)(this._metrics,o),c=u.rotations,f=u.θ;if(this._letters.forEach(function(e,r){var o=e.style,u=(-.5*f+c[r])*n,a=-.5*t._metrics[r].width/t._fontSize,s="translateX("+a+"em) rotate("+u+"deg)";o.position="absolute",o.bottom=-1===n?0:"auto",o.left="50%",o.transform=s,o.transformOrigin=i,o.webkitTransform=s,o.webkitTransformOrigin=i}),this._forceHeight){var a=f>180?(0,l.default)(e,f):(0,l.default)(o,f)+this._lineHeight;this.container.style.height=a/this._fontSize+"em"}if(this._forceWidth){var s=(0,h.default)(e,m(180,f));this.container.style.width=s/this._fontSize+"em"}return this}}]),t}();e.default=g},function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0}),e.default=function(t){var e=t.getBoundingClientRect();return{height:e.height,left:e.left+window.pageXOffset,top:e.top+window.pageYOffset,width:e.width}}},function(t,e,n){"use strict";function r(t){if(Array.isArray(t)){for(var e=0,n=Array(t.length);e<t.length;e++)n[e]=t[e];return n}return Array.from(t)}Object.defineProperty(e,"__esModule",{value:!0}),e.default=function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"span",n=document.createElement(e);return[].concat(r(t.innerText.trim())).map(function(t){var e=n.cloneNode();return e.insertAdjacentHTML("afterbegin"," "===t?"&nbsp;":t),e})}},function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var r=n(28),i=function(t){return t&&t.__esModule?t:{default:t}}(r);e.default=function(t,e){return t*(1-Math.cos((0,i.default)(e/2)))}},function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var r=n(28),i=function(t){return t&&t.__esModule?t:{default:t}}(r);e.default=function(t,e){return 2*t*Math.sin((0,i.default)(e/2))}},function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var r=n(60),i=function(t){return t&&t.__esModule?t:{default:t}}(r);e.default=function(t,e){return t.reduce(function(t,n){var r=n.width,o=(0,i.default)(r/e);return{"θ":t.θ+o,rotations:t.rotations.concat([t.θ+o/2])}},{"θ":0,rotations:[]})}},function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0});var r=180/Math.PI;e.default=function(t){return t*r}}])});
\ No newline at end of file
diff --git a/package.json b/package.json
index 067b3bb..d2f47ae 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "circletype",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "description": "A JavaScript library that lets you curve type on the web.",
   "main": "dist/circletype.min.js",
   "files": [
@@ -41,5 +41,8 @@
     "jsdoc-to-markdown": "^3.0.0",
     "webpack": "^3.5.6",
     "webpack-dev-server": "^2.9.4"
+  },
+  "dependencies": {
+    "core-js": "^2.5.6"
   }
 }
diff --git a/src/entry.js b/src/entry.js
index 9bcfb66..3df5bc8 100644
--- a/src/entry.js
+++ b/src/entry.js
@@ -1,3 +1,4 @@
+import 'core-js/fn/array/from';
 import CircleType from './class';
 
 module.exports = CircleType;
diff --git a/src/utils/__tests__/splitNode-test.js b/src/utils/__tests__/splitNode-test.js
index c19e379..12993ad 100644
--- a/src/utils/__tests__/splitNode-test.js
+++ b/src/utils/__tests__/splitNode-test.js
@@ -75,4 +75,21 @@ describe('splitNode', () => {
     expect(button).toBeInstanceOf(HTMLButtonElement);
     expect(unknown).toBeInstanceOf(HTMLUnknownElement);
   });
+
+  it('handles all emojis (chars whose length might be `2`)', () => {
+    const emojis = [ '🙂', '🤓', '👹', '🙉', '💩' ];
+    const testText = emojis.join('');
+    const { length } = emojis;
+    const node = createNode(testText);
+    const spans = splitNode(node);
+
+    expect(spans).toHaveLength(length);
+
+    for (let i = 0; i < length; i += 1) {
+      const span = spans[i];
+
+      expect(span).toBeInstanceOf(HTMLSpanElement);
+      expect(span.innerHTML).toBe(emojis[i]);
+    }
+  });
 });
diff --git a/src/utils/splitNode.js b/src/utils/splitNode.js
index ffb53b4..59ec79a 100644
--- a/src/utils/splitNode.js
+++ b/src/utils/splitNode.js
@@ -10,7 +10,7 @@
 export default (node, wrapper = 'span') => {
   const wrapperElement = document.createElement(wrapper);
 
-  return node.innerText.trim().split('').map(char => {
+  return [ ...node.innerText.trim() ].map(char => {
     const parent = wrapperElement.cloneNode();
 
     parent.insertAdjacentHTML('afterbegin', char === ' ' ? '&nbsp;' : char);
diff --git a/yarn.lock b/yarn.lock
index a1e6f68..15d3441 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -867,7 +867,7 @@ babel-plugin-transform-strict-mode@^6.24.1:
     babel-runtime "^6.22.0"
     babel-types "^6.24.1"
 
-babel-polyfill@^6.23.0:
+babel-polyfill@^6.23.0, babel-polyfill@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-polyfill/-/babel-polyfill-6.26.0.tgz#379937abc67d7895970adc621f284cd966cf2153"
   dependencies:
@@ -1678,6 +1678,10 @@ core-js@^2.4.0, core-js@^2.5.0:
   version "2.5.1"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.1.tgz#ae6874dc66937789b80754ff5428df66819ca50b"
 
+core-js@^2.5.6:
+  version "2.5.6"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.6.tgz#0fe6d45bf3cac3ac364a9d72de7576f4eb221b9d"
+
 core-util-is@1.0.2, core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"