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See Roslyn-Detected C# Warning Classes for more information.
Do not guard 'Add(item)' or 'Remove(item)' with 'Contains(item)' for the set. The former two already check whether the item exists and will return if it was added or removed.
This check corresponds to Roslyn rule CA1868. For full rule details, see the Microsoft website: CA1868.
| Class Name | Unnecessary call to 'Contains(item)' (C#) |
|---|---|
| Significance | reliability |
| Mnemonic | ROSLYN.PERFORMANCE.CA1868 |
| Categories | None |
| Availability | Available for C# only. |
| Enabling | Checks for this warning class are enabled by
default. To disable them, add the following WARNING_FILTER rule to the
project configuration file.
WARNING_FILTER += discard class="Unnecessary call to 'Contains(item)' (C#)" |
The following configuration file parameters affect checks for this warning class.
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