private static bool RequiresInnerExceptionPassing(ThrowExpressionModel throwExpressionModel)
{
if (!throwExpressionModel.IsDirectExceptionInstantiation)
{
return(false);
}
if (throwExpressionModel.IsRethrow)
{
return(false);
}
var outerCatchClause = throwExpressionModel.FindOuterCatchClause();
if (outerCatchClause == null)
{
return(false);
}
if (!outerCatchClause.IsExceptionTypeSpecified)
{
return(true);
}
if (!outerCatchClause.HasVariable)
{
return(true);
}
return(!throwExpressionModel.IsInnerExceptionPassed(outerCatchClause.Variable.VariableName.Name));
}
/// <summary>Performs analyze of throw <paramref name="throwExpression"/>.</summary>
/// <param name="throwExpression">Throw statement model to analyze.</param>
public override void Visit(ThrowExpressionModel throwExpression)
{
if (throwExpression != null && RequiresInnerExceptionPassing(throwExpression))
{
var highlighting = new ThrowFromCatchWithNoInnerExceptionHighlighting(throwExpression);
ServiceLocator.StageProcess.AddHighlighting(highlighting, throwExpression.DocumentRange);
}
}
/// <summary>Initializes a new instance of the <see cref="ThrowFromCatchWithNoInnerExceptionHighlighting"/> class. </summary>
/// <param name="throwExpression">The throw expression. </param>
internal ThrowFromCatchWithNoInnerExceptionHighlighting(ThrowExpressionModel throwExpression)
{
ThrowExpression = throwExpression;
}
/// <summary>Performs analyze of throw <paramref name="throwExpression"/>.</summary>
/// <param name="throwExpression">Throw expression model to analyze.</param>
public virtual void Visit(ThrowExpressionModel throwExpression)
{
}
