mirror of
https://github.com/Jermolene/TiddlyWiki5
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0cf5dc699e
Long overdue rewrite to make it simpler, and break the filter operators out into individual modules.
40 lines
868 B
JavaScript
40 lines
868 B
JavaScript
/*\
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title: $:/core/modules/filters/is.js
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type: application/javascript
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module-type: filteroperator
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Filter operator for checking tiddler properties
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var isFilterOperators;
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function getIsFilterOperators() {
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if(!isFilterOperators) {
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isFilterOperators = {};
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$tw.modules.applyMethods("isfilteroperator",isFilterOperators);
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}
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return isFilterOperators;
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};
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/*
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Export our filter function
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*/
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exports.is = function(source,operator,options) {
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// Dispatch to the correct isfilteroperator
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var isFilterOperators = getIsFilterOperators();
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var isFilterOperator = isFilterOperators[operator.operand];
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if(isFilterOperator) {
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return isFilterOperator(source,operator.prefix,options);
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} else {
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return ["Filter Error: Unknown operand for the 'is' filter operator"];
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}
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};
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})();
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