User:Yellow is the colour/common.js

// Description      : With a new button "add" one can expand specific headers without reloading the section (or even, page) // TO-DO            : Take templated lists into account // TO-DO            : Add sorting // Dependency       : ES6 //

ASADRS = {}; ASADRS.expandableHeaders = ["Alternative forms", "Synonyms", "Antonyms", "Derived terms", "Related terms", "See also"]; //ASADRS; got it?

ASADRS.main = function {	let section = 1; let lastLang = ""; let leftBrackets = $(".mw-editsection > .mw-editsection-bracket:contains('[')"); leftBrackets.each ((i, item) => {       item=$(item);        let headerText = item.parent.prev.text;        if (item.parent.parent.prop("tagName") == "H2")        {        	lastLang = headerText;        }		if (ASADRS.expandableHeaders.indexOf(headerText) >= 0){			item.after(`add, `);		}		section++;	}); };

ASADRS.expand = function(section, sectionName, language) {	let word = prompt("Enter a word"); if (word === null) return ; let params = { // returns function edit: ASADRS.changeWikitext(word, language, section), // The function to call to change the HTML redo: ASADRS.redo(word, language, section), // The function to call to unchange the HTML (REQUIRED so that undo works) undo: ASADRS.undo(word, section), summary: `${sectionName} expanded` };	new Editor.addEdit(params); };

ASADRS.changeWikitext = function(word, language, section) {	return (wikitext) => { let n = 0; let langHeaderRegexp = new RegExp("==.+==", "g"); let langcode = `getByCanonicalName`; return wikitext.replace(langHeaderRegexp, function(match, pos, original){			n++;			return match + ((n === section) ? `\n* `:"");		}); }; };

ASADRS.redo = function(word, language, section) {	return => { let langcode = ``; let newhtml = $(` ${word} `); let ul = $('.mw-headline').eq(section - 1).parent.next; ul.prepend(newhtml); mw.loader.using("mediawiki.api", => {			new mw.Api.parse(``).done(function(html){ newhtml.html(html); });		});	}; };

ASADRS.undo = function(word, section) {	return => { let ul = $('.mw-headline').eq(section - 1).parent.next; ul.children.first.remove; }; };

if (mw.config.values.wgAction == "view") $(document).ready(ASADRS.main); //