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Code Analyzer based on Omnisharp
Why is this an issue?
Re-assigning a variable to itself is a defect as it has no actual effect and indicates meaning to do something else. It usually means that:
- The statement is redundant and should be removed
- The re-assignment is a mistake, and another value or variable was intended for the assignment instead
Code examples
Noncompliant code example
public class Choice {
private bool selected;
public void MakeChoice(bool selected)
{
selected = selected; // Noncompliant
}
}
Compliant solution
public class Choice {
private bool selected;
public void MakeChoice(bool selected)
{
this.selected = selected; // Compliant
}
}
Resources
Documentation
- Microsoft Learn - Compiler Warning (level 3) CS1717
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