@awayfl/avm2/lib/run/axCheckFilter.ts

Virtual machine for executing AS3 code

import { isXMLCollection } from '../natives/xml';
import { Errors } from '../errors';
import { AXSecurityDomain } from './AXSecurityDomain';

export function axCheckFilter(sec: AXSecurityDomain, value) {
	if (!value || !isXMLCollection(sec, value)) {
		const className = value && value.axClass ? value.axClass.name.toFQNString(false) : '[unknown]';
		sec.throwError('TypeError', Errors.FilterError, className);
	}
	return value;
}