public static void ComputeRefactoring(
RefactoringContext context,
ExpressionSyntax expression,
ITypeSymbol destinationType,
SemanticModel semanticModel)
{
if (semanticModel.IsExplicitConversion(expression, destinationType))
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CallToMethod))
{
CallToMethod(context, expression, destinationType, semanticModel);
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.AddCastExpression))
{
AddCastExpressionRefactoring.RegisterRefactoring(context, expression, destinationType);
}
}
else if (destinationType.IsString())
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CallToMethod))
{
CallToString(context, expression, destinationType);
}
}
}
public static void ComputeRefactoring(
RefactoringContext context,
ExpressionSyntax expression,
IEnumerable <ITypeSymbol> destinationTypes,
SemanticModel semanticModel)
{
destinationTypes = destinationTypes
.Where(destinationType => semanticModel.IsExplicitConversion(expression, destinationType))
.ToArray();
if (context.IsRefactoringEnabled(RefactoringIdentifiers.AddToMethodInvocation))
{
foreach (ITypeSymbol destinationType in destinationTypes)
{
if (AddToMethodInvocation(context, expression, destinationType, semanticModel))
{
break;
}
}
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.AddCastExpression))
{
foreach (ITypeSymbol destinationType in destinationTypes)
{
AddCastExpressionRefactoring.RegisterRefactoring(context, expression, destinationType);
}
}
}
public static void ComputeRefactoring(
RefactoringContext context,
ExpressionSyntax expression,
IEnumerable <ITypeSymbol> destinationTypes,
SemanticModel semanticModel)
{
ITypeSymbol[] convertibleDestinationTypes = destinationTypes
.Where(destinationType => semanticModel.IsExplicitConversion(expression, destinationType))
.ToArray();
if (context.IsRefactoringEnabled(RefactoringIdentifiers.CallToMethod))
{
bool fString = false;
foreach (ITypeSymbol destinationType in convertibleDestinationTypes)
{
if (CallToMethod(context, expression, destinationType, semanticModel))
{
if (destinationType.IsString())
{
fString = true;
}
break;
}
}
if (!fString)
{
ITypeSymbol stringType = destinationTypes.FirstOrDefault(f => f.IsString());
if (stringType != null)
{
CallToString(context, expression, stringType);
}
}
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.AddCastExpression))
{
foreach (ITypeSymbol destinationType in convertibleDestinationTypes)
{
AddCastExpressionRefactoring.RegisterRefactoring(context, expression, destinationType);
}
}
}
private static void RegisterAddCastExpressionRefactoring(
RefactoringContext context,
ExpressionSyntax expression,
ITypeSymbol destinationType,
SemanticModel semanticModel)
{
context.RegisterRefactoring(
$"Cast to '{SymbolDisplay.ToDisplayString(destinationType, SymbolDisplayFormats.Default)}'",
cancellationToken =>
{
return(AddCastExpressionRefactoring.RefactorAsync(
context.Document,
expression,
destinationType,
semanticModel,
cancellationToken));
});
}
private static void RegisterAddCastExpressionRefactoring(
RefactoringContext context,
ExpressionSyntax expression,
ITypeSymbol destinationType,
SemanticModel semanticModel)
{
string typeDisplayString = SymbolDisplay.ToDisplayString(destinationType, SymbolDisplayFormats.Default);
context.RegisterRefactoring(
$"Cast to '{typeDisplayString}'",
cancellationToken =>
{
return(AddCastExpressionRefactoring.RefactorAsync(
context.Document,
expression,
destinationType,
semanticModel,
cancellationToken));
},
EquivalenceKey.Join(RefactoringIdentifiers.AddCastExpression, typeDisplayString));
}