mirror of
https://github.com/Jermolene/TiddlyWiki5
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c099bf9893
* Extends :map filter run prefix to provide the variables index, revIndex and length to bring it into line with :reduce * update :maps examples * docs: fix formatting issue with documentation
47 lines
1.1 KiB
JavaScript
47 lines
1.1 KiB
JavaScript
/*\
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title: $:/core/modules/filterrunprefixes/map.js
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type: application/javascript
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module-type: filterrunprefix
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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/*
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Export our filter prefix function
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*/
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exports.map = function(operationSubFunction,options) {
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return function(results,source,widget) {
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if(results.length > 0) {
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var inputTitles = results.toArray(),
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index = 0;
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results.clear();
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$tw.utils.each(inputTitles,function(title) {
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var filtered = operationSubFunction(options.wiki.makeTiddlerIterator([title]),{
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getVariable: function(name) {
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switch(name) {
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case "currentTiddler":
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return "" + title;
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case "..currentTiddler":
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return widget.getVariable("currentTiddler");
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case "index":
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return "" + index;
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case "revIndex":
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return "" + (inputTitles.length - 1 - index);
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case "length":
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return "" + inputTitles.length;
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default:
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return widget.getVariable(name);
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}
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}
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});
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results.push(filtered[0] || "");
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++index;
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});
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}
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}
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};
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})(); |