tsup ./test.ts --minify --format iife --target es5 --globalName test

function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}}function _defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}function _createClass(Constructor,protoProps,staticProps){if(protoProps)_defineProperties(Constructor.prototype,protoProps);if(staticProps)_defineProperties(Constructor,staticProps);return Constructor}var test=function(){var s=Object.defineProperty;var t=Object.getOwnPropertyDescriptor;var d=Object.getOwnPropertyNames;var f=Object.prototype.hasOwnProperty;var g=function(l){return s(l,"__esModule",{value:!0})};var h=function(l,o){for(var a in o)s(l,a,{get:o[a],enumerable:!0})},n=function(l,o,a,c){var _iteratorNormalCompletion=true,_didIteratorError=false,_iteratorError=undefined;if(o&& typeof o=="object"|| typeof o=="function")try{var _loop=function(_iterator,_step){var e=_step.value;!f.call(l,e)&&(a||e!=="default")&&s(l,e,{get:function(){return o[e]},enumerable:!(c=t(o,e))||c.enumerable})};for(var _iterator=d(o)[Symbol.iterator](),_step;!(_iteratorNormalCompletion=(_step=_iterator.next()).done);_iteratorNormalCompletion=true)_loop(_iterator,_step)}catch(err){_didIteratorError=true;_iteratorError=err}finally{try{if(!_iteratorNormalCompletion&&_iterator.return!=null){_iterator.return()}}finally{if(_didIteratorError){throw _iteratorError}}}return l};var p=function(l){return function(o,a){return l&&l.get(o)||(a=n(g({}),o,1),l&&l.set(o,a),a)}}(typeof WeakMap!="undefined"?new WeakMap:0);var r={};h(r,{Foo:function(){return i}});var i=function(){"use strict";function _class(){_classCallCheck(this,_class)}_createClass(_class,[{key:"hi",value:function hi(){console.log(function(){return"foo"}())}}]);return _class}();return p(r)}()