AL0025 - Anonymous function can be made static

Lambda expressions and anonymous methods that don’t capture variables should be marked ‘static’

Source: AL0025PreferStaticLambdaAnalyzer.cs

Description

Lambda expressions and anonymous methods that don’t capture variables should be marked ‘static’ to avoid unnecessary allocations and improve performance.

Bad Code

list.Where(x => x > 0) // when no captures

Good Code

list.Where(static x => x > 0)

Properties

• Category: Usage
• Severity: Warning
• Enabled by default: True
• Code fix available: True

Configuration

dotnet_diagnostic.AL0025.severity = warning