fix: IE support

dist/percent-round.esm.js

@@ -1,12 +1,15 @@
 /**
  * percent-round
- * Generated: 2021-01-26
+ * Generated: 2021-04-29
  * Version: 2.2.0
  * Copyright 2020 Vivien Anglesio
  * License : MIT
  */
 
-function percentRound(ipt, precision = 0) {
+function percentRound(ipt, precision) {
+    if (!precision) {
+        precision = 0;
+    }
     if (!Array.isArray(ipt)) {
         throw new Error('percentRound input should be an Array');
     }

dist/percent-round.js

@@ -1,6 +1,6 @@
 /**
  * percent-round
- * Generated: 2021-01-26
+ * Generated: 2021-04-29
  * Version: 2.2.0
  * Copyright 2020 Vivien Anglesio
  * License : MIT
@@ -12,7 +12,10 @@
     (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.percentRound = factory());
 }(this, (function () { 'use strict';
 
-    function percentRound(ipt, precision = 0) {
+    function percentRound(ipt, precision) {
+        if (!precision) {
+            precision = 0;
+        }
         if (!Array.isArray(ipt)) {
             throw new Error('percentRound input should be an Array');
         }

dist/percent-round.min.js

@@ -1,9 +1,9 @@
 /**
  * percent-round
- * Generated: 2021-01-26
+ * Generated: 2021-04-29
  * Version: 2.2.0
  * Copyright 2020 Vivien Anglesio
  * License : MIT
  */
 
-!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e="undefined"!=typeof globalThis?globalThis:e||self).percentRound=t()}(this,(function(){"use strict";function e(e,t=0){if(!Array.isArray(e))throw new Error("percentRound input should be an Array");const n=e.slice(),r=e.length,o=new Array(r);let f=0;for(let e=r-1;e>=0;e--)"string"==typeof n[e]&&(n[e]=Number.parseFloat(n[e])),f+=1*n[e];if(isNaN(f))throw new Error("percentRound invalid input");if(0===f)o.fill(0);else{const e=Math.pow(10,t);let i=0;for(let t=r-1;t>=0;t--)n[t]=100*n[t]/f,i+=o[t]=Math.round(n[t]*e)/e;if(100!==i){const t=i-100,f=1/e;let l=Math.round(Math.abs(t/f));const a=new Array(r);for(let e=0;e<r;e++)a[e]=Math.abs(o[e]-n[e]);for(;l>0;){let e=0,t=a[0];for(let n=1;n<r;n++)t<a[n]&&(e=n,t=a[n]);i>100?o[e]-=f:o[e]+=f,a[e]-=f,l--}}}return o}return e.default=e,e}));
+!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e="undefined"!=typeof globalThis?globalThis:e||self).percentRound=t()}(this,(function(){"use strict";function e(e,t){if(t||(t=0),!Array.isArray(e))throw new Error("percentRound input should be an Array");const n=e.slice(),r=e.length,o=new Array(r);let f=0;for(let e=r-1;e>=0;e--)"string"==typeof n[e]&&(n[e]=Number.parseFloat(n[e])),f+=1*n[e];if(isNaN(f))throw new Error("percentRound invalid input");if(0===f)o.fill(0);else{const e=Math.pow(10,t);let i=0;for(let t=r-1;t>=0;t--)n[t]=100*n[t]/f,i+=o[t]=Math.round(n[t]*e)/e;if(100!==i){const t=i-100,f=1/e;let l=Math.round(Math.abs(t/f));const a=new Array(r);for(let e=0;e<r;e++)a[e]=Math.abs(o[e]-n[e]);for(;l>0;){let e=0,t=a[0];for(let n=1;n<r;n++)t<a[n]&&(e=n,t=a[n]);i>100?o[e]-=f:o[e]+=f,a[e]-=f,l--}}}return o}return e.default=e,e}));

src/index.js

@@ -1,4 +1,7 @@
-export default function percentRound(ipt, precision = 0) {
+export default function percentRound(ipt, precision) {
+    if (!precision) {
+        precision = 0;
+    }
     if (!Array.isArray(ipt)) {
         throw new Error('percentRound input should be an Array');
     }