Use conditional delegate call (IDE1005)
Property | Value |
---|---|
Rule ID | IDE1005 |
Title | Use conditional delegate call |
Category | Style |
Subcategory | Language rules (null-checking preferences) |
Applicable languages | C# |
Options | csharp_style_conditional_delegate_call |
Overview
This style rule concerns the use of the null-conditional operator (?.
) when invoking a lambda expression, as opposed to performing a null check.
Options
Options specify the behavior that you want the rule to enforce. For information about configuring options, see Option format.
csharp_style_conditional_delegate_call
Property | Value | Description |
---|---|---|
Option name | csharp_style_conditional_delegate_call | |
Option values | true |
Prefer to use the conditional coalescing operator (?. ) when invoking a lambda expression |
false |
Prefer to perform a null check before invoking a lambda expression | |
Default option value | true |
// csharp_style_conditional_delegate_call = true
func?.Invoke(args);
// csharp_style_conditional_delegate_call = false
if (func != null) { func(args); }
Suppress a warning
If you want to suppress only a single violation, add preprocessor directives to your source file to disable and then re-enable the rule.
#pragma warning disable IDE1005
// The code that's violating the rule is on this line.
#pragma warning restore IDE1005
To disable the rule for a file, folder, or project, set its severity to none
in the configuration file.
[*.{cs,vb}]
dotnet_diagnostic.IDE1005.severity = none
To disable all of the code-style rules, set the severity for the category Style
to none
in the configuration file.
[*.{cs,vb}]
dotnet_analyzer_diagnostic.category-Style.severity = none
For more information, see How to suppress code analysis warnings.
See also
Phản hồi
https://aka.ms/ContentUserFeedback.
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