mirror of
https://github.com/Jermolene/TiddlyWiki5
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39 lines
803 B
JavaScript
39 lines
803 B
JavaScript
/*\
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title: $:/core/modules/tiddler.js
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type: application/javascript
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module-type: tiddlermethod
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Extension methods for the $tw.Tiddler object
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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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exports.hasTag = function(tag) {
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return this.fields.tags && this.fields.tags.indexOf(tag) !== -1;
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};
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exports.hasField = function(field) {
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return $tw.utils.hop(this.fields,field);
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};
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exports.getFieldString = function(field) {
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var value = this.fields[field];
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// Check for a missing field
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if(value === undefined) {
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return undefined;
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}
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// Parse the field with the associated module (if any)
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var fieldModule = $tw.Tiddler.fieldModules[field];
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if(fieldModule) {
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return fieldModule.stringify.call(this,value);
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} else {
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return value.toString();
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}
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};
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})();
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