private static void CastExpressionCheck()

in ClrHeapAllocationsAnalyzer/TypeConversionAllocationAnalyzer.cs [189:202]

• 13 lines of code
• 4 McCabe index (conditional complexity)

        private static void CastExpressionCheck(SyntaxNode node, SemanticModel semanticModel, Action<Diagnostic> reportDiagnostic, string filePath, CancellationToken cancellationToken)
        {
            var castExpression = node as CastExpressionSyntax;
            if (castExpression.Expression != null)
            {
                var castTypeInfo = semanticModel.GetTypeInfo(castExpression, cancellationToken);
                var expressionTypeInfo = semanticModel.GetTypeInfo(castExpression.Expression, cancellationToken);

                if (castTypeInfo.Type?.IsReferenceType == true && expressionTypeInfo.Type?.IsValueType == true)
                {
                    reportDiagnostic(Diagnostic.Create(ValueTypeToReferenceTypeConversionRule, castExpression.Expression.GetLocation(), EmptyMessageArgs));
                }
            }
        }