32 lines
686 B
JavaScript
32 lines
686 B
JavaScript
/*\
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title: $:/core/modules/filters/splitbefore.js
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type: application/javascript
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module-type: filteroperator
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Filter operator that splits each result on the first occurance of the specified separator and returns the unique values.
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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/*
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Export our filter function
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*/
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exports.splitbefore = function(source,operator,options) {
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var results = [];
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source(function(tiddler,title) {
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var parts = title.split(operator.operand);
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if(parts.length === 1) {
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$tw.utils.pushTop(results,parts[0]);
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} else {
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$tw.utils.pushTop(results,parts[0] + operator.operand);
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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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