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https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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57 lines
1.3 KiB
JavaScript
57 lines
1.3 KiB
JavaScript
/*!
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* VisualEditor DataModel MetaItemFactory class.
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*
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* @copyright 2011-2013 VisualEditor Team and others; see AUTHORS.txt
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* @license The MIT License (MIT); see LICENSE.txt
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*/
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/**
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* DataModel meta item factory.
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*
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* @class
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* @extends OO.Factory
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* @constructor
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*/
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ve.dm.MetaItemFactory = function VeDmMetaItemFactory() {
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// Parent constructor
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OO.Factory.call( this );
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};
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/* Inheritance */
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OO.inheritClass( ve.dm.MetaItemFactory, OO.Factory );
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/* Methods */
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/**
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* Get the group a given item type belongs to.
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*
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* @method
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* @param {string} type Meta item type
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* @returns {string} Group
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* @throws {Error} Unknown item type
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*/
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ve.dm.MetaItemFactory.prototype.getGroup = function ( type ) {
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if ( type in this.registry ) {
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return this.registry[type].static.group;
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}
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throw new Error( 'Unknown item type: ' + type );
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};
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/**
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* Create a new item from a metadata element
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* @param {Object} element Metadata element
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* @returns {ve.dm.MetaItem} MetaItem constructed from element
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* @throws {Error} Element must have a .type property
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*/
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ve.dm.MetaItemFactory.prototype.createFromElement = function ( element ) {
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if ( element && element.type ) {
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return this.create( element.type, element );
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}
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throw new Error( 'Element must have a .type property' );
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};
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/* Initialization */
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ve.dm.metaItemFactory = new ve.dm.MetaItemFactory();
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