| ### New Rules |
| |
| Rule ID | Category | Severity | Notes |
| --------------|----------|----------|----------------------------------------------------------------------------------------------------------------------------------------------------------- |
| LuceneDev1007 | Design | Warning | Generic Dictionary<TKey, TValue> indexer should not be used to retrieve values because it may throw KeyNotFoundException (value type value) |
| LuceneDev1008 | Design | Warning | Generic Dictionary<TKey, TValue> indexer should not be used to retrieve values because it may throw KeyNotFoundException (reference type value) |
| LuceneDev6000 | Usage | Info | IDictionary indexer may be used to retrieve values, but must be checked for null before using the value |
| LuceneDev6001 | Usage | Error | Missing StringComparison argument in String overloads of StartsWith/EndsWith/IndexOf/LastIndexOf; must use Ordinal/OrdinalIgnoreCase |
| LuceneDev6002 | Usage | Error | Invalid StringComparison value in String overloads of StartsWith/EndsWith/IndexOf/LastIndexOf; only Ordinal/OrdinalIgnoreCase allowed |
| LuceneDev6003 | Usage | Warning | Redundant StringComparison.Ordinal argument in Span overloads of StartsWith/EndsWith/IndexOf/LastIndexOf; should be removed |
| LuceneDev6004 | Usage | Error | Invalid StringComparison value in Span overloads of StartsWith/EndsWith/IndexOf/LastIndexOf; only Ordinal or OrdinalIgnoreCase allowed |
| LuceneDev6005 | Usage | Info | Single-character string arguments should use the char overload of StartsWith/EndsWith/IndexOf/LastIndexOf instead of a string |
