title: SyntaxError with template string literal on iOS safari
body: <p>I am having a problem with template string literals. The code works flawlessly on Chrome, Firefox, Edge but fails to execute on Safari.</p>
  
  <p><a href="https://i.stack.imgur.com/3EIw2.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/3EIw2.jpg" alt="enter image description here"></a></p>
  
  <p>This is my interpolate string extension I use to interpolate external HTML templates. </p>
  
  <p><a href="https://i.stack.imgur.com/p4nMt.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/p4nMt.jpg" alt="enter image description here"></a></p>
  
  <p>And this is the babel-compiled code that fails to execute correctly</p>
  
  <p><a href="https://i.stack.imgur.com/SrDll.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/SrDll.jpg" alt="enter image description here"></a></p>
  
  <p>Is there any working polyfill that could solve this error on Safari browser? Or a way to rewrite this interpolate string extension to work with plain old string literal?</p>