private TemplateParameter GetTemplateTypeParameter(CXCursor cursor)
{
string paramName = clang.getCursorSpelling(cursor).ToString();
bool isVariadic = ClangTraits.IsVariadicTemplateParameter(cursor);
TemplateParameter param = new TemplateParameter(paramName, TemplateParameterKind.Type, isVariadic);
return(param);
}
public void SetExtra(TemplateParameter extra, string literal)
{
Debug.Assert(TemplateParameterKind.Dependent == Kind);
Debug.Assert(TemplateParameterKind.Type == extra.Kind);
Extra = new TemplateNonTypeParam
{
NoneType = extra,
DefaultLiteral = literal
};
}
private TemplateParameter GetTemplateNonTypeParameter(AST ast, TemplateProto tp, CXCursor cursor)
{
string paramName = clang.getCursorSpelling(cursor).ToString();
bool isVariadic = ClangTraits.IsVariadicTemplateParameter(cursor);
// check if dependent or nontype
bool isDependent = false;
string dependName = null;
string default_value = null;
clang.visitChildren(cursor, (CXCursor c, CXCursor p, IntPtr data) =>
{
if (ClangTraits.IsTypeRef(c))
{
CXType t = clang.getCursorType(c);
if (ClangTraits.IsUnexposedType(t))
{
isDependent = true;
dependName = clang.getCursorSpelling(c).ToString();
}
}
else if (ClangTraits.IsNonTypeTemplateParamLiteral(c))
{
List <string> tokens = ASTVisitor.GetCursorTokens(c);
default_value = string.Concat(tokens);
}
return(CXChildVisitResult.CXChildVisit_Continue);
}, new CXClientData(IntPtr.Zero));
TemplateParameter param;
if (isDependent)
{
Debug.Assert(dependName != null);
param = new TemplateParameter(paramName, TemplateParameterKind.Dependent, isVariadic);
TemplateParameter dependeParam = tp.GetTemplateParameter(dependName);
Debug.Assert(dependeParam != null);
param.SetExtra(dependeParam, default_value);
}
else
{
CXType type = clang.getCursorType(cursor);
NativeType nativeType = TypeVisitorHelper.GetNativeType(AST_, type);
param = new TemplateParameter(paramName, TemplateParameterKind.NoneType, isVariadic);
param.SetExtra(nativeType, default_value);
}
return(param);
}
public void AddTemplateParameter(TemplateParameter param)
{
ParametersList.Add(param);
}
public static bool VisitTemplateParameter(
CXCursor cursor,
CXType type,
NativeClass @class,
AST ast,
TypeVisitContext context)
{
ClassTemplate template = @class.OriginalTemplate;
Debug.Assert(template != null);
Debug.Assert(template.TP != null);
int templateArgNum = clang.Type_getNumTemplateArguments(type);
if (templateArgNum < 0)
{
return(false);
}
@class.SetTemplateParameterCount(templateArgNum);
int contextIndex = 0;
for (uint loop = 0; loop < templateArgNum; ++loop)
{
TemplateParameter param = template.TP.GetTemplateParameter(loop);
Debug.Assert(param != null);
if (param.Kind == TemplateParameterKind.Type)
{
CXType argType = clang.Type_getTemplateArgumentAsType(type, loop);
Debug.Assert(!ClangTraits.IsInvalid(argType));
NativeType nativeArgType = TypeVisitorHelper.GetNativeType(ast, argType, context);
@class.SetTemplateParameter(loop, nativeArgType);
}
else if (param.Kind == TemplateParameterKind.NoneType ||
param.Kind == TemplateParameterKind.Dependent)
{
string literal;
if (context != null && !context.Empty)
{
literal = context.Consume();
}
else
{
literal = (param.Extra as TemplateNonTypeParam).DefaultLiteral;
}
Debug.Assert(literal != null);
@class.SetTemplateParameter(loop, literal);
++contextIndex;
}
else
{
Debug.Assert(TemplateParameterKind.Template == param.Kind);
// not support now
ClassTemplate templateParam = null;
@class.SetTemplateParameter(loop, templateParam);
}
}
return(true);
}