typesxml
Version:
Open source XML library written in TypeScript
46 lines • 1.5 kB
JavaScript
/*******************************************************************************
* Copyright (c) 2023-2026 Maxprograms.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 1.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/org/documents/epl-v10.html
*
* Contributors:
* Maxprograms - initial API and implementation
*******************************************************************************/
import { XMLUtils } from '../XMLUtils.js';
export class DTDElementNameParticle {
name;
cardinality = '';
constructor(name, cardinality) {
this.name = name;
if (cardinality)
this.cardinality = cardinality;
}
getType() {
return 'element';
}
getName() {
return this.name;
}
getCardinality() {
return this.cardinality;
}
validate() {
// Cardinality must be '', '*', '+', or '?'
if (this.cardinality && !['*', '+', '?'].includes(this.cardinality)) {
return false;
}
// #PCDATA is always valid for mixed content
if (this.name === '#PCDATA') {
return true;
}
// Name must be non-empty and valid NCName
return !!this.name && XMLUtils.isValidXMLName(this.name);
}
toBNF() {
return this.name + (this.cardinality ? this.cardinality : '');
}
}
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