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32 lines
607 B
JavaScript
32 lines
607 B
JavaScript
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/*\
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title: $:/core/modules/filters/before.js
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type: application/javascript
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module-type: filteroperator
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Filter operator returning the tiddler from the current list that is before the tiddler named in the operand.
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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.before = function(source,operator,options) {
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var results = [];
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source(function(tiddler,title) {
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results.push(title);
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});
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var index = results.indexOf(operator.operand);
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if(index <= 0) {
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return [];
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} else {
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return [results[index - 1]];
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}
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};
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})();
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