mirror of
https://github.com/Jermolene/TiddlyWiki5
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37 lines
769 B
JavaScript
37 lines
769 B
JavaScript
/*\
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title: $:/core/modules/filters/duplicateslugs.js
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type: application/javascript
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module-type: filteroperator
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Filter function for [duplicateslugs[]]
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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/*
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Export our filter function
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*/
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exports.duplicateslugs = function(source,operator,options) {
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var slugs = Object.create(null), // Hashmap by slug of title, replaced with "true" if the duplicate title has already been output
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results = [];
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source(function(tiddler,title) {
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var slug = options.wiki.slugify(title);
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if(slug in slugs) {
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if(slugs[slug] !== true) {
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results.push(slugs[slug]);
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slugs[slug] = true;
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}
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results.push(title);
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} else {
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slugs[slug] = title;
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}
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});
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return results;
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};
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})();
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