Release 2.0.1. Flag sideEffects: false in package.json.

Author: Hexagon

dist/proper-tags.cjs

@@ -1,7 +1,5 @@
 'use strict';
 
-Object.defineProperty(exports, '__esModule', { value: true });
-
 function flat(array) {
   return [].concat(...array);
 }

dist/proper-tags.umd.js

@@ -1,8 +1,8 @@
 (function (global, factory) {
 typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
 typeof define === 'function' && define.amd ? define(['exports'], factory) :
-(global = global || self, factory(global.properTags = global.properTags || {}));
-}(this, (function (exports) { 'use strict';
+(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.properTags = global.properTags || {}));
+})(this, (function (exports) { 'use strict';
 
 function flat(array) {
   return [].concat(...array);
@@ -549,6 +549,4 @@ exports.stripIndentTransformer = stripIndentTransformer;
 exports.stripIndents = stripIndents;
 exports.trimResultTransformer = trimResultTransformer;
 
-Object.defineProperty(exports, '__esModule', { value: true });
-
-})));
+}));