MediaWiki:Gadget-ShowMessageNames.js

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/* MediaWiki:Gadget-ShowMessageNames.js
 * 
 * Add a toolbox link to display the current page with 
 * MediaWiki message names replacing their text.
 */
$(() => {
  mw.util.addPortletLink(
    'p-tb',
    location.href.replace( location.hash, '' ) + ( location.search ? '&' : '?' ) + 'uselang=qqx',
    'Message names',
    't-messagenames',
    'Display the current page with MediaWiki message names replacing their text'
  );
});