title: Is it possible to use VSCode Settings Editor UI with arbitrary settings json file
body: <p>Since Sep 6, 2018 VSCode has so called "VSCode Settings Editor UI" for visual editing of the </p>
  
  <ol>
  <li>global VSCode settings</li>
  <li>VSCode workspace settings</li>
  <li>VSCode workspace folder settings</li>
  </ol>
  
  <p>(<a href="https://twitter.com/ThePracticalDev/status/1037825020905631750" rel="nofollow noreferrer">https://twitter.com/ThePracticalDev/status/1037825020905631750</a>)</p>
  
  <p><strong>QUESTION</strong>: is there a way to use "VSCode Settings Editor UI" in VSCode extension for editing of the settings file other than the listed above?</p>
  
  <p>Example: some folder contains following json files (in proper format, which "VSCode Settings Editor UI" understands):</p>
  
  <p><code>some-settings-sun.json</code></p>
  
  <p><code>some-settings-mon.json</code></p>
  
  <p><code>some-settings-tue.json</code></p>
  
  <p>Is it possible to open one of these files in "VSCode Settings Editor UI", edit and save?</p>