VRBL-INV-CORE-654

Basic Info

Rule	The Invoice Document Reference Extensions Group must not contain more than one VRBL extension.
Context	`/ubl:Invoice/cac:BillingReference/cac:InvoiceDocumentReference/cec:UBLExtensions`
Pattern	vrbl-invoice-core
Severity	fatal

Used Template: UBLExtensions

Implementation

count(
	cec:UBLExtension/cec:ExtensionContent/*[
		namespace-uri() = 'urn:vertexinc:vrbl:ExtensionComponent:1'
		and
		local-name() = concat(local-name(../../../..), 'Extension')
	]
)
<=
1