changeset

Author: aulonm

.changeset/tiny-bobcats-buy.md

@@ -0,0 +1,15 @@
+---
+"@obosbbl/validation": patch
+---
+
+add method `no/validateAccountNumber()`
+
+Validates that the input is a valid Norwegian national identity number (either a fødselsnummer or a D-nummer).
+It validates the checksum and checks if the date of birth is valid.
+
+```
+    import { validateAccountNumber } from "@obosbbl/validation/no";
+
+    validateAccountNumber('12345678903') // => true
+
+```

packages/validation/src/no.ts

@@ -160,7 +160,7 @@ export function validateNationalIdentityNumber(
   return isValidDate(year, month, day);
 }
 
-export function validateBankAccountNumber(value: string): boolean {
+export function validateAccountNumber(value: string): boolean {
   // Norwegian bank account numbers use mod 11 with one control digits.
   // The first one is calculated for all 11 digits
   return mod11(value, [5, 4, 3, 2, 7, 6, 5, 4, 3, 2]);

packages/validation/src/validation.test.ts

@@ -54,7 +54,7 @@ describe('no', () => {
     ['95230820052', false],
     ['9523.08.20059', false],
   ])('validateAccountNumber(%s) -> %s', (input, expected) => {
-    expect(no.validateBankAccountNumber(input)).toBe(expected);
+    expect(no.validateAccountNumber(input)).toBe(expected);
   });
 
   test.each([