Beispiel #1
0
            internal void AddVarInfo(List <Inline> list, IXVariable var)
            {
                Run temp;
                var name     = var.Name;
                var hasValue = !string.IsNullOrEmpty(var.Value);

                if (var.Kind == Kind.DbField)
                {
                    if (hasValue)
                    {
                        name = var.Value + "->" + name;
                    }
                }
                temp            = new Run(name + " ");
                temp.Foreground = txtBrush;
                list.Add(temp);
                if (hasValue && var.Kind != Kind.DbField) // default value
                {
                    temp            = new Run(" :=  " + var.Value + " ");
                    temp.Foreground = txtBrush;
                    list.Add(temp);
                }
                temp            = new Run(XSettings.FormatKeyword(var.ParamTypeDesc) + " ");
                temp.Foreground = this.kwBrush;
                list.Add(temp);
                temp            = new Run(var.TypeName);
                temp.Foreground = this.txtBrush;
                list.Add(temp);
                if (var.IsArray)
                {
                    temp            = new Run("[] ");
                    temp.Foreground = this.txtBrush;
                    list.Add(temp);
                }
            }
        int IVsLanguageDebugInfo.GetProximityExpressions(IVsTextBuffer pBuffer, int iLine, int iCol, int cLines, out IVsEnumBSTR ppEnum)
        {
            ppEnum = null;
            var      file = getFile(pBuffer);
            var      list = new List <String>();
            XElement member;

            // We use our orignal syntax here (so SELF and ":"). The expression compiler
            // in the debugger takes care of translating SELF to this and ':' to '.'
            if (file != null)
            {
                member = file.FindMemberAtRow(iLine);
                switch (member.Kind)
                {
                case Kind.Method:
                case Kind.Access:
                case Kind.Assign:
                case Kind.Property:
                case Kind.Event:
                case Kind.Field:
                case Kind.Constructor:
                case Kind.Destructor:
                case Kind.Operator:
                    if (!member.Modifiers.HasFlag(Modifiers.Static))
                    {
                        list.Add(XSettings.FormatKeyword("SELF"));
                    }
                    break;
                }
                var buffer = _editorAdaptersFactoryService.GetDataBuffer(pBuffer);
                Dictionary <string, XVariable> locals = null;
                if (member != null)
                {
                    if (member is XMemberDefinition)
                    {
                        locals = new Dictionary <string, XVariable>(StringComparer.OrdinalIgnoreCase);
                        var tm   = member as XMemberDefinition;
                        var vars = tm.GetLocals(buffer.CurrentSnapshot, iLine, file.Project.ParseOptions.Dialect);
                        foreach (var v in vars)
                        {
                            locals.Add(v.Name, (XVariable)v);
                        }
                        foreach (var p in tm.Parameters)
                        {
                            locals.Add(p.Name, (XVariable)p);
                        }
                    }
                    addtokens(buffer, iLine, list, file, locals);
                }
            }


            ppEnum = new VsEnumBSTR(list);
            return(VSConstants.S_OK);
        }
Beispiel #3
0
        int IVsLanguageDebugInfo.GetProximityExpressions(IVsTextBuffer pBuffer, int iLine, int iCol, int cLines, out IVsEnumBSTR ppEnum)
        {
            ppEnum = null;
            var           file = getFile(pBuffer);
            var           list = new List <String>();
            XSourceEntity member;

            // We use our original syntax here (so SELF and ":"). The expression compiler
            // in the debugger takes care of translating SELF to this and ':' to '.'
            if (file != null)
            {
                member = file.FindMemberAtRow(iLine);
                if (member.Kind.IsClassMember(file.Project.ParseOptions.Dialect))
                {
                    if (!member.Modifiers.HasFlag(Modifiers.Static))
                    {
                        list.Add(XSettings.FormatKeyword("SELF"));
                    }
                }

                var buffer = _editorAdaptersFactoryService.GetDataBuffer(pBuffer);
                Dictionary <string, IXVariableSymbol> locals = null;
                if (member != null)
                {
                    if (member is XSourceMemberSymbol tm)
                    {
                        locals = new Dictionary <string, IXVariableSymbol>(StringComparer.OrdinalIgnoreCase);
                        var location = new XSharpSearchLocation(tm.File, tm, buffer.CurrentSnapshot, iLine);
                        var vars     = tm.GetLocals(location);
                        foreach (var v in vars)
                        {
                            if (!locals.ContainsKey(v.Name))
                            {
                                locals.Add(v.Name, v);
                            }
                        }
                        foreach (var p in tm.Parameters)
                        {
                            if (!locals.ContainsKey(p.Name))
                            {
                                locals.Add(p.Name, p);
                            }
                        }
                    }
                    addtokens(buffer, iLine, list, file, locals);
                }
            }


            ppEnum = new VsEnumBSTR(list);
            return(VSConstants.S_OK);
        }
Beispiel #4
0
        private void InitDescription(XSourceEntity member) //, _VSOBJDESCOPTIONS flags, IVsObjectBrowserDescription3 description)
        {
            description = new List <Tuple <string, VSOBDESCRIPTIONSECTION> >();
            string descText;

            if (member != null)
            {
                string modifier = "";
                string access   = "";
                if ((member is XSourceTypeSymbol) && (member.Kind != Kind.Namespace))
                {
                    modifier = member.Modifiers.ToDisplayString();
                    access   = member.Visibility.ToDisplayString();
                }
                else if ((member is XSourceMemberSymbol) && ((member.Kind != Kind.Function) && (member.Kind != Kind.Procedure)))
                {
                    modifier = member.Modifiers.ToDisplayString();
                    access   = member.Visibility.ToDisplayString();
                }
                //
                if (!string.IsNullOrEmpty(modifier))
                {
                    description.Add(Item(modifier + " ", VSOBDESCRIPTIONSECTION.OBDS_ATTRIBUTE));
                }
                //
                if (!string.IsNullOrEmpty(access))
                {
                    description.Add(Item(access + " ", VSOBDESCRIPTIONSECTION.OBDS_ATTRIBUTE));
                }
                //
                if (member.Kind != Kind.Field)
                {
                    VSOBDESCRIPTIONSECTION descName = VSOBDESCRIPTIONSECTION.OBDS_MISC;
                    descText = XSettings.FormatKeyword(member.Kind.DisplayName()) + " ";
                    if (member.Kind == Kind.Constructor)
                    {
                        descName = VSOBDESCRIPTIONSECTION.OBDS_NAME;
                    }
                    description.Add(Item(descText, descName));
                }
                if (member.Kind != Kind.Constructor)
                {
                    descText = member.Name;
                    description.Add(Item(descText, VSOBDESCRIPTIONSECTION.OBDS_NAME));
                }
                // Parameters ?
                if (member.Kind.HasParameters())
                {
                    descText = "(";
                    description.Add(Item(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    XSourceMemberSymbol realmember;
                    XSourceTypeSymbol   type = member as XSourceTypeSymbol;
                    if (member.Kind == Kind.Delegate && type?.XMembers.Count > 0)
                    {
                        realmember = type.XMembers[0];
                    }
                    else
                    {
                        realmember = member as XSourceMemberSymbol;
                    }

                    if (realmember != null && realmember.HasParameters)
                    {
                        //
                        int paramNum = 1;
                        foreach (IXParameterSymbol param in realmember.Parameters)
                        {
                            descText = param.Name;
                            description.Add(Item(descText, VSOBDESCRIPTIONSECTION.OBDS_PARAM));
                            descText = param.ParamTypeDesc;
                            description.Add(Item(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                            descText = param.TypeName;
                            //
                            description.Add(Item(descText, VSOBDESCRIPTIONSECTION.OBDS_TYPE));
                            // Need a comma ?
                            if (paramNum < realmember.ParameterCount)
                            {
                                paramNum++;
                                descText = ",";
                                description.Add(Item(descText, VSOBDESCRIPTIONSECTION.OBDS_COMMA));
                            }
                        }
                    }
                    descText = ")";
                    description.Add(Item(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                }
                if (member.Kind.HasReturnType())
                {
                    descText = XLiterals.AsKeyWord;
                    description.Add(Item(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    descText = member.TypeName;
                    description.Add(Item(descText, VSOBDESCRIPTIONSECTION.OBDS_TYPE));
                }

                description.Add(Item(null, VSOBDESCRIPTIONSECTION.OBDS_ENDDECL));
            }
            //
            if (member.File?.Project != null)
            {
                string        summary = null, returns = null, remarks = null;
                List <string> pNames        = new List <string>();
                List <string> pDescriptions = new List <string>();
                if (member is XSourceMemberSymbol symbol1)
                {
                    summary = XSharpXMLDocMember.GetMemberSummary(symbol1, member.File?.Project, out returns, out remarks);
                    XSharpXMLDocMember.GetMemberParameters(symbol1, member.File?.Project, pNames, pDescriptions);
                }
                else if (member is XSourceTypeSymbol symbol)
                {
                    summary = XSharpXMLDocMember.GetTypeSummary(symbol, member.File?.Project, out returns, out remarks);
                }
                if (!string.IsNullOrEmpty(summary))
                {
                    description.Add(Item(NEWLINE, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    description.Add(Item(SUMMARY, VSOBDESCRIPTIONSECTION.OBDS_NAME));
                    description.Add(Item(summary, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                }
                if (pNames.Count > 0)
                {
                    description.Add(Item(NEWLINE, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    description.Add(Item(PARAMETERS, VSOBDESCRIPTIONSECTION.OBDS_NAME));
                    for (int i = 0; i < pNames.Count; i++)
                    {
                        description.Add(Item(NEWLINE + pNames[i], VSOBDESCRIPTIONSECTION.OBDS_PARAM));
                        description.Add(Item(" : ", VSOBDESCRIPTIONSECTION.OBDS_MISC));
                        description.Add(Item(pDescriptions[i], VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    }
                }
                if (!string.IsNullOrEmpty(returns))
                {
                    description.Add(Item(NEWLINE, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    description.Add(Item(RETURNS, VSOBDESCRIPTIONSECTION.OBDS_NAME));
                    description.Add(Item(returns, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                }
                if (!string.IsNullOrEmpty(remarks))
                {
                    description.Add(Item(NEWLINE, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    description.Add(Item(REMARKS, VSOBDESCRIPTIONSECTION.OBDS_NAME));
                    description.Add(Item(remarks, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                }
            }
        }
 static internal void addReturnType(this List <ClassifiedTextRun> content, string typeName)
 {
     content.addPair(" " + XSettings.FormatKeyword("AS "), typeName.GetXSharpTypeName());
 }
Beispiel #6
0
        private void initDescription(XEntityDefinition member) //, _VSOBJDESCOPTIONS flags, IVsObjectBrowserDescription3 description)
        {
            description = new List <Tuple <string, VSOBDESCRIPTIONSECTION> >();
            //
            string descText = this.Name;
            //
            string namesp    = "";
            string className = "";

            if (member != null)
            {
                if (member.Parent != null)
                {
                    if (member.Parent is IXType)
                    {
                        namesp    = ((IXType)member.Parent).Namespace;
                        className = ((IXType)member.Parent).Name;
                    }
                }
                //
                string modifier = "";
                string access   = "";
                if ((member is XTypeDefinition) && (member.Kind != Kind.Namespace))
                {
                    modifier = member.Modifiers.ToDisplayString();
                    access   = member.Visibility.ToDisplayString();
                }
                else if ((member is XMemberDefinition) && ((member.Kind != Kind.Function) && (member.Kind != Kind.Procedure)))
                {
                    modifier = member.Modifiers.ToDisplayString();
                    access   = member.Visibility.ToDisplayString();
                }
                //
                if (!String.IsNullOrEmpty(modifier))
                {
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(modifier + " ", VSOBDESCRIPTIONSECTION.OBDS_ATTRIBUTE));
                }
                //
                if (!String.IsNullOrEmpty(access))
                {
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(access + " ", VSOBDESCRIPTIONSECTION.OBDS_ATTRIBUTE));
                    //description.AddDescriptionText3(access, VSOBDESCRIPTIONSECTION.OBDS_MISC, null);
                }
                //
                if (member.Kind != Kind.Field)
                {
                    VSOBDESCRIPTIONSECTION descName = VSOBDESCRIPTIONSECTION.OBDS_MISC;
                    descText = XSettings.FormatKeyword(member.Kind.DisplayName()) + " ";
                    if (member.Kind == Kind.Constructor)
                    {
                        descName = VSOBDESCRIPTIONSECTION.OBDS_NAME;
                    }
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, descName));
                    //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC, null);
                }
                if (member.Kind != Kind.Constructor)
                {
                    descText = member.Name;
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_NAME));
                }
                //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_NAME, null);
                // Parameters ?
                if (member.Kind.HasParameters())
                {
                    descText = "(";
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC, null);
                    XMemberDefinition realmember;
                    XTypeDefinition   type = member as XTypeDefinition;
                    if (member.Kind == Kind.Delegate && type?.XMembers.Count > 0)
                    {
                        realmember = type.XMembers[0];
                    }
                    else
                    {
                        realmember = member as XMemberDefinition;
                    }

                    if (realmember != null && realmember.HasParameters)
                    {
                        //
                        int paramNum = 1;
                        foreach (XVariable param in realmember.Parameters)
                        {
                            descText = param.Name;
                            description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_PARAM));
                            descText = param.ParamTypeDesc;
                            description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                            //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_PARAM, null);
                            descText = param.TypeName;
                            //
                            IVsNavInfo navInfo = buildNavInfo(member.File, param.TypeName);
                            //
                            description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_TYPE));
                            //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_TYPE, navInfo);
                            // Need a comma ?
                            if (paramNum < realmember.ParameterCount)
                            {
                                paramNum++;
                                descText = ",";
                                description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_COMMA));
                                //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_COMMA, null);
                            }
                        }
                    }
                    descText = ")";
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC, null);
                }
                if (member.Kind.HasReturnType())
                {
                    descText = XLiterals.AsKeyWord;
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC, null);
                    descText = member.TypeName;
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_TYPE));
                    //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_TYPE, null);
                }

                //
                //if (!((member.Kind == Kind.Function) || (member.Kind == Kind.Procedure) || (member.Kind == Kind.VODLL)) &&
                //    ((member.Parent is XTypeDefinition) && (member.Parent.Kind == Kind.Class)))
                //{
                //    descText = " CLASS ";
                //    description.Add(new Tuple<string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                //    //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_MISC, null);
                //    descText = className;
                //    description.Add(new Tuple<string, VSOBDESCRIPTIONSECTION>(descText, VSOBDESCRIPTIONSECTION.OBDS_TYPE));
                //    //description.AddDescriptionText3(descText, VSOBDESCRIPTIONSECTION.OBDS_TYPE, null);
                //}
                //
                description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(null, VSOBDESCRIPTIONSECTION.OBDS_ENDDECL));
                //description.AddDescriptionText3(null, VSOBDESCRIPTIONSECTION.OBDS_ENDDECL, null);
            }
            //
            if (member.File?.Project != null)
            {
                string        summary = null, returns = null, remarks = null;
                List <string> pNames        = new List <string>();
                List <string> pDescriptions = new List <string>();
                if (member is XMemberDefinition)
                {
                    summary = XSharpXMLDocMember.GetMemberSummary((XMemberDefinition)member, member.File?.Project, out returns, out remarks);
                    XSharpXMLDocMember.GetMemberParameters((XMemberDefinition)member, member.File?.Project, pNames, pDescriptions);
                }
                else if (member is XTypeDefinition)
                {
                    summary = XSharpXMLDocMember.GetTypeSummary((XTypeDefinition)member, member.File?.Project, out returns, out remarks);
                }
                if (!String.IsNullOrEmpty(summary))
                {
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>("\n", VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>("\nSummary:\n", VSOBDESCRIPTIONSECTION.OBDS_NAME));
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(summary, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                }
                if (pNames.Count > 0)
                {
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>("\n", VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>("\nParameters:", VSOBDESCRIPTIONSECTION.OBDS_NAME));
                    for (int i = 0; i < pNames.Count; i++)
                    {
                        description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>("\n" + pNames[i], VSOBDESCRIPTIONSECTION.OBDS_PARAM));
                        description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(" : ", VSOBDESCRIPTIONSECTION.OBDS_MISC));
                        description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(pDescriptions[i], VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    }
                }
                if (!String.IsNullOrEmpty(returns))
                {
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>("\n", VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>("\nReturn:\n", VSOBDESCRIPTIONSECTION.OBDS_NAME));
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(returns, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                }
                if (!String.IsNullOrEmpty(remarks))
                {
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>("\n", VSOBDESCRIPTIONSECTION.OBDS_MISC));
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>("\nRemarks:\n", VSOBDESCRIPTIONSECTION.OBDS_NAME));
                    description.Add(new Tuple <string, VSOBDESCRIPTIONSECTION>(remarks, VSOBDESCRIPTIONSECTION.OBDS_MISC));
                }
            }
        }
 void formatKeyword(Completion completion)
 {
     completion.InsertionText = XSettings.FormatKeyword(completion.InsertionText);
 }
Beispiel #8
0
        internal static List <XSharpToken> GetTokenList(XSharpSearchLocation location, out CompletionState state,
                                                        bool includeKeywords = false, bool underCursor = false)
        {
            location = AdjustStartLineNumber(location);
            var line = getLineFromBuffer(location);

            //
            state = CompletionState.General;
            if (line.Count == 0)
            {
                return(line);
            }
            // if the token appears after comma or paren then strip the tokens
            // now look forward and find the first token that is on or after the triggerpoint
            var  result    = new List <XSharpToken>();
            var  last      = XSharpLexer.Eof;
            bool allowdot  = location.Project?.ParseOptions?.AllowDotForInstanceMembers ?? false;
            var  cursorPos = location.Position;
            var  done      = false;
            var  list      = new XSharpTokenList(line);

            while (!done && !list.Eoi())
            {
                var         token      = list.ConsumeAndGet();
                int         openToken  = 0;
                XSharpToken closeToken = null;
                bool        isHit      = token.StartIndex <= cursorPos && token.StopIndex >= cursorPos && underCursor;
                bool        isNotLast  = token.StopIndex < location.Position - 1;
                if (token.StartIndex > cursorPos)
                {
                    // after the cursor we only include the open tokens
                    // so we can see if the id under the cursor is a method, constructor etc
                    switch (token.Type)
                    {
                    case XSharpLexer.LPAREN:
                    case XSharpLexer.LCURLY:
                    case XSharpLexer.LBRKT:
                        break;

                    case XSharpLexer.LT:
                        // if this is a generic type
                        // then add the complete
                        bool first     = true;
                        bool endoflist = false;
                        while (!endoflist)
                        {
                            endoflist = true;
                            if (list.La1 == XSharpLexer.ID || XSharpLexer.IsType(list.La1))
                            {
                                if (list.La2 == XSharpLexer.GT || list.La2 == XSharpLexer.COMMA)
                                {
                                    if (first)
                                    {
                                        result.Add(token);
                                        first = false;
                                    }
                                    result.Add(list.ConsumeAndGet());     // la1
                                    result.Add(list.ConsumeAndGet());     // la2
                                    endoflist = false;
                                }
                            }
                        }
                        continue;

                    default:
                        done = true;
                        break;
                    }
                    if (done)
                    {
                        continue;
                    }
                }
                switch (token.Type)
                {
                // after these tokens we "restart" the list
                case XSharpLexer.EOS:
                    if (token.Position < cursorPos && token != line.Last())
                    {
                        // an EOS inside a line before the cursor
                        // so there are 2 or more statements on the same line
                        // clear the first statement
                        result.Clear();
                        state = CompletionState.General;
                    }
                    else
                    {
                        // Exit loop, ignore the rest of the statements
                        done = true;
                    }
                    continue;

                case XSharpLexer.WS:
                case XSharpLexer.Eof:
                    continue;

                case XSharpLexer.TO:
                case XSharpLexer.UPTO:
                case XSharpLexer.DOWNTO:
                case XSharpLexer.IN:
                    if (!isHit)
                    {
                        result.Clear();
                        if (isNotLast)     // there has to be a space after the token
                        {
                            state = CompletionState.General;
                        }
                        else
                        {
                            state = CompletionState.None;
                        }
                    }
                    else
                    {
                        result.Add(token);
                    }
                    break;

                case XSharpLexer.LCURLY:
                    state = CompletionState.Constructors;
                    result.Add(token);
                    break;

                case XSharpLexer.LPAREN:
                    state = CompletionState.StaticMembers | CompletionState.InstanceMembers;
                    result.Add(token);
                    break;

                case XSharpLexer.LBRKT:
                    state = CompletionState.Brackets;
                    result.Add(token);
                    break;

                case XSharpLexer.ID:
                case XSharpLexer.NAMEOF:
                case XSharpLexer.TYPEOF:
                case XSharpLexer.SIZEOF:
                    result.Add(token);
                    break;

                case XSharpLexer.RCURLY:
                case XSharpLexer.RPAREN:
                case XSharpLexer.RBRKT:
                    bool add = true;
                    if (result.Count > 0 && token == list.LastOrDefault)
                    {
                        var lasttoken = result.Last();
                        if (lasttoken.Type == XSharpLexer.COLON ||
                            lasttoken.Type == XSharpLexer.DOT)
                        {
                            // closing char after colon or dot
                            add  = false;
                            done = true;
                        }
                    }
                    if (add)
                    {
                        result.Add(token);
                        // delete everything between parens, curly braces and brackets closing token before cursor pos
                        if (token.Position < location.Position)
                        {
                            closeToken = token;
                            if (token.Type == XSharpLexer.RCURLY)
                            {
                                openToken = XSharpLexer.LCURLY;
                            }
                            else if (token.Type == XSharpLexer.RPAREN)
                            {
                                openToken = XSharpLexer.LPAREN;
                            }
                            else if (token.Type == XSharpLexer.RBRKT)
                            {
                                openToken = XSharpLexer.LBRKT;
                            }
                        }
                    }
                    break;

                case XSharpLexer.STATIC: // These tokens are all before a namespace of a (namespace dot) type
                    if (isNotLast)       // there has to be a space after the token
                    {
                        state = CompletionState.General;
                    }
                    else
                    {
                        state = CompletionState.None;
                    }
                    break;

                case XSharpLexer.USING:
                    if (isNotLast)     // there has to be a space after the token
                    {
                        if (list.Expect(XSharpLexer.STATIC))
                        {
                            state = CompletionState.Namespaces | CompletionState.Types;
                            result.Clear();
                        }
                        else if (list.La1 == XSharpLexer.ID)
                        {
                            state = CompletionState.Namespaces;
                            result.Clear();
                        }
                    }
                    break;

                case XSharpLexer.MEMBER:
                    if (isNotLast)     // there has to be a space after the token
                    {
                        state = CompletionState.StaticMembers;
                    }
                    else
                    {
                        state = CompletionState.None;
                    }
                    break;

                case XSharpLexer.AS:
                case XSharpLexer.IS:
                case XSharpLexer.REF:
                case XSharpLexer.INHERIT:
                    if (!isHit)
                    {
                        result.Clear();
                    }
                    else
                    {
                        result.Add(token);
                    }
                    if (isNotLast)     // there has to be a space after the token
                    {
                        state = CompletionState.Namespaces | CompletionState.Types;
                    }
                    else
                    {
                        state = CompletionState.None;
                    }
                    break;

                case XSharpLexer.IMPLEMENTS:
                    result.Clear();
                    if (isNotLast)
                    {
                        state = CompletionState.Namespaces | CompletionState.Interfaces;
                    }
                    else
                    {
                        state = CompletionState.None;
                    }

                    break;

                case XSharpLexer.COLON:
                    state = CompletionState.InstanceMembers;
                    result.Add(token);
                    break;

                case XSharpLexer.DOT:
                    if (!state.HasFlag(CompletionState.Namespaces))
                    {
                        state = CompletionState.Namespaces | CompletionState.Types | CompletionState.StaticMembers;
                        if (allowdot)
                        {
                            state |= CompletionState.InstanceMembers;
                        }
                    }
                    result.Add(token);
                    break;

                case XSharpLexer.QMARK:
                    if (result.Count != 0)           // when at start of line then do not add. Otherwise it might be a Nullable type or conditional access expression
                    {
                        result.Add(token);
                    }
                    break;

                case XSharpLexer.QQMARK:
                    if (result.Count != 0)           // when at start of line then do not add. Otherwise it might be a binary expression
                    {
                        result.Add(token);
                    }
                    break;

                case XSharpLexer.BACKSLASH:
                case XSharpLexer.BACKBACKSLASH:
                    // this should only be seen at start of line
                    // clear the list to be sure
                    result.Clear();
                    break;

                case XSharpLexer.NAMESPACE:
                    state = CompletionState.Namespaces;
                    break;

                case XSharpLexer.COMMA:
                case XSharpLexer.ASSIGN_OP:
                case XSharpLexer.COLONCOLON:
                case XSharpLexer.SELF:
                case XSharpLexer.SUPER:
                    state = CompletionState.General;
                    result.Add(token);
                    break;

                default:
                    state = CompletionState.General;
                    if (XSharpLexer.IsOperator(token.Type))
                    {
                        result.Add(token);
                    }
                    else if (XSharpLexer.IsType(token.Type))
                    {
                        result.Add(token);
                    }
                    else if (XSharpLexer.IsConstant(token.Type))
                    {
                        result.Add(token);
                    }
                    else if (XSharpLexer.IsKeyword(token.Type) && includeKeywords)       // For code completion we want to include keywords
                    {
                        token.Text = XSettings.FormatKeyword(token.Text);
                        result.Add(token);
                    }
                    break;
                }
                last = token.Type;
                // remove everything between parens, curly braces or brackets when the closing token is before the cursor
                if (openToken != 0 && closeToken != null)
                {
                    var iLast = result.Count - 1;
                    int count = 0;
                    while (iLast >= 0 && result[iLast] != closeToken)
                    {
                        iLast--;
                    }
                    int closeType = closeToken.Type;
                    while (iLast >= 0)
                    {
                        var type = result[iLast].Type;
                        if (type == closeType)
                        {
                            count += 1;
                        }
                        else if (type == openToken)
                        {
                            count -= 1;
                            if (count == 0)
                            {
                                if (iLast < result.Count - 1)
                                {
                                    result.RemoveRange(iLast + 1, result.Count - iLast - 2);
                                }
                                break;
                            }
                        }
                        iLast -= 1;
                    }
                }
            }

            // when the list ends with a comma, drop the ending comma. Why ?
            if (result.Count > 0)
            {
                var end = result.Last();
                if (end.Type == XSharpLexer.COMMA)
                {
                    result.RemoveAt(result.Count - 1);
                }
            }
            return(result);
        }
        private void formatToken(ITextEdit editSession, int offSet, IToken token)
        {
            if (token.Channel == XSharpLexer.Hidden ||
                token.Channel == XSharpLexer.PREPROCESSORCHANNEL ||
                token.Type == XSharpLexer.TEXT_STRING_CONST)
            {
                return;
            }
            bool syncKeyword = false;

            // Some exceptions are (pseudo) functions. These should not be formatted
            switch (token.Type)
            {
            case XSharpLexer.UDC_KEYWORD:
                syncKeyword = XSettings.UDCKeywordCase;
                break;

            case XSharpLexer.NAMEOF:
            case XSharpLexer.SIZEOF:
            case XSharpLexer.TYPEOF:
                // these are keywords but should be excluded I think
                syncKeyword = false;
                break;

            case XSharpLexer.TRUE_CONST:
            case XSharpLexer.FALSE_CONST:
            case XSharpLexer.MACRO:
            case XSharpLexer.LOGIC_AND:
            case XSharpLexer.LOGIC_OR:
            case XSharpLexer.LOGIC_NOT:
            case XSharpLexer.LOGIC_XOR:
            case XSharpLexer.VO_AND:
            case XSharpLexer.VO_OR:
            case XSharpLexer.VO_NOT:
            case XSharpLexer.VO_XOR:
                syncKeyword = true;
                break;

            default:
                if (token.Type >= XSharpLexer.FIRST_NULL && token.Type <= XSharpLexer.LAST_NULL)
                {
                    syncKeyword = true;
                }
                else if (XSharpLexer.IsKeyword(token.Type))
                {
                    syncKeyword = token.Text[0] != '#';
                }
                break;
            }
            if (syncKeyword)
            {
                var keyword   = token.Text;
                var transform = XSettings.FormatKeyword(keyword, _settings.KeywordCase);
                if (String.Compare(transform, keyword) != 0)
                {
                    int startpos = offSet + token.StartIndex;
                    editSession.Replace(startpos, transform.Length, transform);
                }
            }
            if (token.Type == XSharpLexer.ID && XSettings.IdentifierCase)
            {
                var identifier    = token.CleanText();
                var lineNumber    = getCurrentLine();
                var currentMember = _textView.FindMember();
                //
                if (currentMember == null)
                {
                    return;
                }
                IXVariableSymbol element = null;
                // Search in Parameters
                if (currentMember.Parameters != null)
                {
                    element = currentMember.Parameters.Where(x => XSharpTokenTools.StringEquals(x.Name, identifier)).FirstOrDefault();
                }
                if (element == null)
                {
                    // then Locals
                    var location = new XSharpSearchLocation(currentMember.File, currentMember, null, lineNumber);
                    var locals   = currentMember.GetLocals(location);
                    if (locals != null)
                    {
                        element = locals.Where(x => XSharpTokenTools.StringEquals(x.Name, identifier)).FirstOrDefault();
                    }
                    if (element == null)
                    {
                        if (currentMember.Parent is IXTypeSymbol type)
                        {
                            var field = XSharpLookup.SearchPropertyOrField(location, type, identifier, Modifiers.Private).FirstOrDefault();
                        }
                    }
                }
            }
        }