private TypeSignature ParseTypeName()
{
TypeSignature signature = null;
while (true)
{
switch (CurrentToken.Kind)
{
case TokenKind.Identifier:
{
var token = EatToken();
var name = token.Text;
signature = new QualifiedTypeSignature(signature, name);
}
break;
case TokenKind.Keyword:
if (signature == null)
{
// Expand special type keywords (Object, Integer, etc.) to qualified names.
// This is only done for the first identifier in a qualified name.
var specialType = GetSpecialType(CurrentToken.KeywordKind);
if (specialType != SpecialType.None)
{
EatToken();
signature = specialType.GetTypeSignature();
Debug.Assert(signature != null);
}
if (signature == null)
{
throw InvalidSignature();
}
}
else
{
var token = EatToken();
var name = token.Text;
signature = new QualifiedTypeSignature(signature, name);
}
break;
default:
throw InvalidSignature();
}
if (IsStartOfTypeArguments())
{
var typeArguments = ParseTypeArguments();
signature = new GenericTypeSignature(
(QualifiedTypeSignature)signature,
typeArguments
);
}
if (CurrentToken.Kind != TokenKind.Dot)
{
return(signature);
}
EatToken();
}
}
internal static GenericTypeSignature Generic(
QualifiedTypeSignature name,
params TypeSignature[] typeArguments
)
{
Assert.True(typeArguments.Length > 0);
return(new GenericTypeSignature(name, ImmutableArray.CreateRange(typeArguments)));
}
internal static QualifiedTypeSignature Qualified(params string[] names)
{
QualifiedTypeSignature signature = null;
foreach (var name in names)
{
signature = new QualifiedTypeSignature(signature, name);
}
return signature;
}
internal static QualifiedTypeSignature Qualified(params string[] names)
{
QualifiedTypeSignature signature = null;
foreach (var name in names)
{
signature = new QualifiedTypeSignature(signature, name);
}
return(signature);
}
internal static GenericTypeSignature Generic(QualifiedTypeSignature name, params TypeSignature[] typeArguments)
{
Assert.True(typeArguments.Length > 0);
return new GenericTypeSignature(name, ImmutableArray.CreateRange(typeArguments));
}
