dotnet/roslyn

IDE0059 is not always reported

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#52.292 aperta il 31 mar 2021

 (5 commenti) (2 reazioni) (0 assegnatari)C# (4257 fork)batch import
Area-IDEConcept-Continuous ImprovementFeature - IDE0059help wanted

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Descrizione

Version Used:

  • .NET 5.0

Code to Reproduce:

    public class TestUnusedVariable
    {
        public void TestUnusedVariableInTrySection()
        {
            try
            {
                var unusedVariable = new object();
            }
            catch { }
        }

        public void TestUnusedVariableWhenUsingSelect()
        {
            var unusedVariable = new object();

            Enumerable.Empty<object>().Select(x => x);
        }

        public void TestUnusedVariableWhenUsingWhere()
        {
            var unusedVariable = new object();

            Enumerable.Empty<object>().Where(_ => true);
        }
    }

Expected Behavior: Warning "IDE0059: Remove unnecessary value assignment" should be reported for each unusedVariable in the code above.

Actual Behavior: Warning "IDE0059" is not reported.

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