// Compile-time lookup of MemberRef.
public MemberRef GetMemberRef(ExecContext context, string name, SEARCH searchType, ref ITypeDef typeDef)
{
// If there is an error during compliation then we can have an uninitialized
// class on the stack. This check prevents us from throwing an exception
// when that happens.
// Kind of a kludge but handling errors during compilation is pretty chaotic
// and I don't know what I could do other than to just abort on the first error.
if (null == _fields)
{
return(MemberRef.invalid);
}
if (SEARCH.NORMAL == searchType || SEARCH.EITHER == searchType)
{
if (_fields.Exists(name))
{
var member = _fields.Get(name);
typeDef = member.typeDef;
// If this member is getonly and we are not in this class's context, the type becomes const.
if (null != context && member.isGetonly)
{
ClassDef current = context.stack.GetCurrentClassDef();
if (null == current || (current != this && !current.IsChildOf(this)))
{
typeDef = TypeFactory.GetConstVersion(typeDef);
}
}
return(new MemberRef(member.index));
}
if (_memberFuncs.Exists(name))
{
var member = _memberFuncs.Get(name);
typeDef = member.typeDef;
return(new MemberRef(this, MemberType.FUNCTION, member.index));
}
}
if (SEARCH.STATIC == searchType || SEARCH.EITHER == searchType)
{
ClassDef def = this;
while (null != def)
{
if (def._statics.Exists(name))
{
ClassMember member = def._statics.Get(name);
typeDef = member.typeDef;
// If this member is getonly and we are not in this class's context, the type becomes const.
if (null != context && member.isGetonly)
{
ClassDef current = context.stack.GetCurrentClassDef();
if (null == current || (current != this && !current.IsChildOf(this)))
{
typeDef = TypeFactory.GetConstVersion(typeDef);
}
}
return(new MemberRef(def, MemberType.STATIC, member.index));
}
def = def.parent;
}
}
return(MemberRef.invalid);
}