private static bool AddSpecialTypeKeyword(TypeSymbol symbol, ArrayBuilder <SymbolDescriptionPart> builder)
{
var specialType = symbol.GetSpecialTypeSafe();
switch (specialType)
{
case SpecialType.System_Void:
case SpecialType.System_SByte:
case SpecialType.System_Int16:
case SpecialType.System_Int32:
case SpecialType.System_Int64:
case SpecialType.System_Byte:
case SpecialType.System_UInt16:
case SpecialType.System_UInt32:
case SpecialType.System_UInt64:
case SpecialType.System_Single:
case SpecialType.System_Double:
case SpecialType.System_Decimal:
case SpecialType.System_Char:
case SpecialType.System_Boolean:
case SpecialType.System_String:
case SpecialType.System_Object:
//not calling AddKeyword because someone else is working out the text for us
builder.Add(new SymbolDescriptionPart
{
Kind = SymbolDescriptionPartKind.Keyword,
Text = SemanticFacts.GetLanguageName(specialType),
});
return(true);
default:
return(false);
}
}
public static string GetErrorReportingName(TypeSymbol type, RefKind refKind = RefKind.None)
{
string prefix = "";
switch (refKind)
{
case RefKind.Ref: prefix = "ref "; break;
case RefKind.Out: prefix = "out "; break;
}
switch (type.GetSpecialTypeSafe())
{
case SpecialType.System_Void:
case SpecialType.System_SByte:
case SpecialType.System_Int16:
case SpecialType.System_Int32:
case SpecialType.System_Int64:
case SpecialType.System_Byte:
case SpecialType.System_UInt16:
case SpecialType.System_UInt32:
case SpecialType.System_UInt64:
case SpecialType.System_Single:
case SpecialType.System_Double:
case SpecialType.System_Decimal:
case SpecialType.System_Char:
case SpecialType.System_Boolean:
case SpecialType.System_String:
case SpecialType.System_Object:
return(prefix + SemanticFacts.GetLanguageName(type.SpecialType));
case SpecialType.None:
if (type != null && type.IsNullableType() && !ReferenceEquals(type, type.OriginalDefinition))
{
TypeSymbol underlyingType = type.GetNullableUnderlyingType();
switch (underlyingType.GetSpecialTypeSafe())
{
case SpecialType.System_Boolean:
case SpecialType.System_SByte:
case SpecialType.System_Int16:
case SpecialType.System_Int32:
case SpecialType.System_Int64:
case SpecialType.System_Byte:
case SpecialType.System_UInt16:
case SpecialType.System_UInt32:
case SpecialType.System_UInt64:
case SpecialType.System_Single:
case SpecialType.System_Double:
case SpecialType.System_Decimal:
case SpecialType.System_Char:
return(prefix + SemanticFacts.GetLanguageName(underlyingType.SpecialType) + "?");
}
return(prefix + GetErrorReportingName(underlyingType) + "?");
}
break;
}
var dynamicType = type as DynamicTypeSymbol;
if (dynamicType != null)
{
return(prefix + "dynamic");
}
var arrayType = type as ArrayTypeSymbol;
if (arrayType != null)
{
string suffix = "";
while (true)
{
var elementType = arrayType.ElementType;
suffix += GetSuffix(arrayType.Rank);
arrayType = elementType as ArrayTypeSymbol;
if (arrayType == null)
{
return(prefix + GetErrorReportingName(elementType) + suffix);
}
}
}
var pointerType = type as PointerTypeSymbol;
if (pointerType != null)
{
return(prefix + GetErrorReportingName(pointerType.BaseType) + "*");
}
var namedType = type as NamedTypeSymbol;
if (namedType != null)
{
string result = "";
if (namedType.ContainingType != null)
{
result = GetErrorReportingName(namedType.ContainingType) + ".";
}
else if (namedType.ContainingNamespace != null && !namedType.ContainingNamespace.IsGlobalNamespace)
{
result = namedType.ContainingNamespace.GetFullName() + ".";
}
result += type.Name;
if (namedType.TypeArguments.Count != 0)
{
result += "<";
result += namedType.TypeArguments.Select(a => GetErrorReportingName(a)).Comma(",");
result += ">";
}
return(prefix + result);
}
var typeParameter = type as TypeParameterSymbol;
if (typeParameter != null)
{
return(prefix + type.Name);
}
Debug.Fail("What case did we miss in type name error reporter?");
return(prefix + type.GetFullName());
}