update regex

Author: tunnckoCore

index.js

@@ -8,5 +8,6 @@
 'use strict';
 
 module.exports = function coverageCodeRegex() {
-  return /(?:__cov_(?:[\w\W\S.,$]{1,22})\.(?:.{1})\[\'(?:\d{1,})\'\]\+\+\;)/;
+  // e.g. __cov_abc.s['12'][0][2][1]
+  return /(?:__cov_(?:[\w\W\S.,$]{1,22})\.(?:.{1})\[\'(?:\d{1,})\'\](?:\[(?:\d{1,})\])*?\+\+\;)/;
 };