33 lines
704 B
JavaScript
33 lines
704 B
JavaScript
/*\
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title: $:/core/modules/filters/previous.js
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type: application/javascript
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module-type: filteroperator
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Filter operator returning the tiddler whose title occurs immediately prior in the list supplied in the operand tiddler
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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.previous = function(source,operator,options) {
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var results = [],
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list = options.wiki.getTiddlerList(operator.operand);
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source(function(tiddler,title) {
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var match = list.indexOf(title);
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// increment match and then test if result is in range
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match--;
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if(match >= 0) {
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results.push(list[match]);
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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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