mirror of
https://github.com/Jermolene/TiddlyWiki5
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a51191d334
* Support specifying insertbefore position title as parameter
Closes: #6133
* Update insertbefore calls with new variable parameter syntax
See-also: 96b52606a (Support specifying insertbefore position title as parameter, 2022-02-21)
42 lines
937 B
JavaScript
42 lines
937 B
JavaScript
/*\
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title: $:/core/modules/filters/insertbefore.js
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type: application/javascript
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module-type: filteroperator
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Insert an item before another item in a list
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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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Order a list
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*/
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exports.insertbefore = 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 target = operator.operands[1] || (options.widget && options.widget.getVariable(operator.suffix || "currentTiddler"));
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if(target !== operator.operand) {
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// Remove the entry from the list if it is present
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var pos = results.indexOf(operator.operand);
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if(pos !== -1) {
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results.splice(pos,1);
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}
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// Insert the entry before the target marker
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pos = results.indexOf(target);
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if(pos !== -1) {
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results.splice(pos,0,operator.operand);
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} else {
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results.push(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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