ыввы

client/src/shared/lib/__tests__/get-api-error-message.test.ts

@@ -24,9 +24,9 @@ describe('getApiErrorMessage', () => {
     expect(getApiErrorMessage(new Error('Something broke'))).toBe('Something broke')
   })
 
-  it('returns unknown error for falsy input', () => {
-    expect(getApiErrorMessage(null)).toBe('Произошла неизвестная ошибка')
-    expect(getApiErrorMessage(undefined)).toBe('Произошла неизвестная ошибка')
+  it('returns null for falsy input (no error)', () => {
+    expect(getApiErrorMessage(null)).toBeNull()
+    expect(getApiErrorMessage(undefined)).toBeNull()
   })
 
   it('returns unknown error for random object', () => {

client/src/shared/lib/get-api-error-message.ts

@@ -1,7 +1,7 @@
 import { isAxiosError } from 'axios'
 
-export function getApiErrorMessage(error: unknown): string {
-  if (!error) return 'Произошла неизвестная ошибка'
+export function getApiErrorMessage(error: unknown): string | null {
+  if (!error) return null
 
   if (isAxiosError(error)) {
     if (error.response?.data?.error && typeof error.response.data.error === 'string') {

client/src/shared/lib/use-mutation-with-toast.ts

@@ -35,7 +35,7 @@ export function useMutationWithToast<TData = unknown, TError = unknown, TVariabl
       onMutateResult: TOnMutateResult | undefined,
       mutationContext: MutationFunctionContext,
     ) => {
-      addNotification({ type: 'error', message: getApiErrorMessage(error) })
+      addNotification({ type: 'error', message: getApiErrorMessage(error) || 'Произошла неизвестная ошибка' })
       onError?.(error, variables, onMutateResult, mutationContext)
     },
   })