• Link to Reproduce https://rollupjs.org/repl/?version=2.41.0&shareable=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

Expected Behavior

only have

function test() {
	return 'a';
}

export { test };

Actual Behavior

not only test function but also class

if static method is replaced with instance method(or if static method in class was not used), it works right. Anybody knows why?