/// <summary>
/// Gets the base name and generic symbols for a type token.
/// </summary>
/// <param name="typeTokenReference">
/// A reference to the type token.
/// </param>
/// <param name="typeTokens">
/// The list of tokens in the type.
/// </param>
/// <param name="startIndex">
/// The start index within the symbol list.
/// </param>
/// <param name="generic">
/// Returns a value indicating whether the type is generic.
/// </param>
/// <param name="unsafeCode">
/// Indicates whether the type is within a block of unsafe code.
/// </param>
private void GetTypeTokenBaseName(
Reference<ICodePart> typeTokenReference, ref MasterList<CsToken> typeTokens, ref int startIndex, out GenericType generic, bool unsafeCode)
{
Param.AssertNotNull(typeTokenReference, "typeTokenReference");
Param.AssertNotNull(typeTokens, "typeTokens");
Param.AssertGreaterThanOrEqualToZero(startIndex, "startIndex");
Param.Ignore(unsafeCode);
generic = null;
Symbol symbol = this.symbols.Peek(startIndex);
// First get the full name of the type.
int index = -1;
while (true)
{
// Add any whitespace.
while (symbol != null
&& (symbol.SymbolType == SymbolType.WhiteSpace || symbol.SymbolType == SymbolType.EndOfLine || symbol.SymbolType == SymbolType.SingleLineComment
|| symbol.SymbolType == SymbolType.MultiLineComment || symbol.SymbolType == SymbolType.PreprocessorDirective))
{
typeTokens.Add(this.ConvertSymbol(symbol, TokenTypeFromSymbolType(symbol.SymbolType), typeTokenReference));
symbol = this.symbols.Peek(++startIndex);
}
// Add the next word. The type of the next word must either be an unknown
// word type, which will be the name of the next item in the type, or else
// it must be the 'this' keyword. This is used when implementing an explicit
// interface member which is an indexer.
if (symbol.SymbolType == SymbolType.Other || symbol.SymbolType == SymbolType.This)
{
typeTokens.Add(new CsToken(symbol.Text, CsTokenType.Other, symbol.Location, typeTokenReference, this.symbols.Generated));
}
else
{
throw new SyntaxException(this.document.SourceCode, symbol.LineNumber);
}
++startIndex;
// Look at the type of the next non-whitespace character.
index = this.GetNextCodeSymbolIndex(startIndex);
if (index == -1)
{
break;
}
// If the next character is an opening generic bracket, get the generic.
symbol = this.symbols.Peek(index);
if (symbol.SymbolType == SymbolType.LessThan)
{
int end;
MasterList<CsToken> genericTypeTokens = this.GetGenericArgumentList(typeTokenReference, unsafeCode, null, startIndex, out end);
if (genericTypeTokens != null)
{
// Add the tokens from this generic into our token list.
typeTokens.AddRange(genericTypeTokens);
// Create a new GenericTypeToken which represents this generic type.
CodeLocation genericTypeLocation = CsToken.JoinLocations(typeTokens.First, typeTokens.Last);
generic = new GenericType(typeTokens, genericTypeLocation, typeTokenReference, this.symbols.Generated);
Reference<ICodePart> genericReference = new Reference<ICodePart>(generic);
foreach (CsToken token in typeTokens)
{
token.ParentRef = genericReference;
}
// Reset the token list and add this generic token as the first item in the list.
typeTokens = new MasterList<CsToken>();
typeTokens.Add(generic);
// Advance the symbol index.
startIndex = end + 1;
// Look at the type of the next non-whitespace character.
index = this.GetNextCodeSymbolIndex(startIndex);
if (index == -1)
{
break;
}
}
}
// If the next character is not a dot or a qualified alias, break now.
symbol = this.symbols.Peek(index);
if (symbol.SymbolType != SymbolType.Dot && symbol.SymbolType != SymbolType.QualifiedAlias)
{
break;
}
// Add any whitspace.
symbol = this.symbols.Peek(startIndex);
while (symbol != null
&& (symbol.SymbolType == SymbolType.WhiteSpace || symbol.SymbolType == SymbolType.EndOfLine || symbol.SymbolType == SymbolType.SingleLineComment
|| symbol.SymbolType == SymbolType.MultiLineComment || symbol.SymbolType == SymbolType.PreprocessorDirective))
{
typeTokens.Add(this.ConvertSymbol(symbol, TokenTypeFromSymbolType(symbol.SymbolType), typeTokenReference));
symbol = this.symbols.Peek(++startIndex);
}
// Add the dot or qualified alias.
if (symbol.SymbolType == SymbolType.Dot)
{
typeTokens.Add(
new OperatorSymbol(
symbol.Text, OperatorCategory.Reference, OperatorType.MemberAccess, symbol.Location, typeTokenReference, this.symbols.Generated));
}
else
{
Debug.Assert(symbol.SymbolType == SymbolType.QualifiedAlias, "Expected a qualified alias keyword");
typeTokens.Add(
new OperatorSymbol(
symbol.Text, OperatorCategory.Reference, OperatorType.QualifiedAlias, symbol.Location, typeTokenReference, this.symbols.Generated));
}
// Get the next symbol.
symbol = this.symbols.Peek(++startIndex);
}
}
/// <summary>
/// Reads a generic token from the document.
/// </summary>
/// <param name="genericTokenReference">
/// A reference to the generic token.
/// </param>
/// <param name="unsafeCode">
/// Indicates whether the code is marked as unsafe.
/// </param>
/// <param name="startIndex">
/// The first index of the generic.
/// </param>
/// <param name="lastIndex">
/// Returns the last index of the generic.
/// </param>
/// <returns>
/// Returns the generic token, or null if the symbol manager is not sitting on a generic.
/// </returns>
/// <remarks>
/// This should only be called by GetGenericToken.
/// </remarks>
private GenericType GetGenericTokenAux(Reference<ICodePart> genericTokenReference, bool unsafeCode, int startIndex, out int lastIndex)
{
Param.AssertNotNull(genericTokenReference, "genericTokenReference");
Param.Ignore(unsafeCode);
Param.AssertGreaterThanOrEqualToZero(startIndex, "startIndex");
lastIndex = -1;
// Get the first symbol. This should be an unknown word type.
Symbol firstSymbol = this.symbols.Peek(startIndex);
Debug.Assert(firstSymbol != null && firstSymbol.SymbolType == SymbolType.Other, "Expected a text symbol");
// This will hold the generic type if we create one.
GenericType generic = null;
// Create a token for the name.
CsToken name = new CsToken(firstSymbol.Text, CsTokenType.Other, firstSymbol.Location, genericTokenReference, this.symbols.Generated);
// Get the argument list. This will return null if this is not a generic.
MasterList<CsToken> genericArgumentTokens = this.GetGenericArgumentList(genericTokenReference, unsafeCode, name, startIndex + 1, out lastIndex);
if (genericArgumentTokens != null)
{
generic = new GenericType(
genericArgumentTokens, CsToken.JoinLocations(firstSymbol.Location, genericArgumentTokens.Last), genericTokenReference, this.symbols.Generated);
Reference<ICodePart> genericTypeReference = new Reference<ICodePart>(generic);
foreach (CsToken token in genericArgumentTokens)
{
token.ParentRef = genericTypeReference;
}
}
return generic;
}
public TypeResolver(GenericType typeTokenReference, INamesResolver namesInfoHolder)
: this(typeTokenReference.Text, namesInfoHolder)
{
}