Update types, add checks for error types

src/checks.ts

@@ -0,0 +1,11 @@
+import { ValidationError, RevolutCheckoutError } from './types'
+
+export function isValidationError(error?: Error): error is ValidationError {
+  return error != null && error.name === 'Validation'
+}
+
+export function isRevolutCheckoutError(
+  error?: Error
+): error is RevolutCheckoutError {
+  return error != null && error.name === 'RevolutCheckout'
+}

src/index.ts

@@ -1,4 +1,5 @@
 export { RevolutCheckoutLoader as default } from './loader'
+export { isRevolutCheckoutError, isValidationError } from './checks'
 export {
   ValidationErrorType,
   ValidationError,

src/types.ts

@@ -290,7 +290,28 @@ export type RevolutCheckoutErrorType =
   | 'error.expired-card'
   | 'error.incorrect-cvv-code'
   | 'error.order-is-cancelled'
-  | 'error.transaction-failed'
+  | 'error.trusted-principal-not-specified'
+  | 'error.merchant-not-specified'
+  | 'error.invalid-order-type'
+  | 'error.transaction-step'
+  | 'error.payment-method-already-exists'
+  | 'error.payment-method-not-found'
+  | 'error.order-customer-id-is-not-set'
+  | 'error.payment-method-not-permitted-for-merchant'
+  | 'error.webhook-not-found'
+  | 'error.verification-not-permitted'
+  | 'error.customer-already-exists'
+  | 'error.unknown-authorisation'
+  | 'error.submerchant-not-found'
+  | 'error.submerchant-incorrect-notification'
+  | 'error.3ds-incorrect-notification'
+  | 'error.authentication-challenge-not-found'
+  | 'error.mpi-provider'
+  | 'error.payment-gateway'
+  | 'error.invalid-provider-response'
+  | 'error.unexpected-mpi-provider'
+  | 'error.terminal-not-found'
+  | 'error.submerchant-not-onboarded'
 
 export interface ValidationError extends Error {
   name: 'Validation'