Function mergeBackupFileNameSettingsPatch

mergeBackupFileNameSettingsPatch(
base: BackupFileNameSettings,
patch: unknown,
): BackupFileNameSettings
Merges a partial backup filename settings patch onto existing settings.
Parameters
- base: BackupFileNameSettings
  Current stored settings.
- patch: unknown
  Partial update from PATCH/editor.
Returns BackupFileNameSettings
Merged settings after normalization.
- Defined in lib/backup-filename.ts:184