Example #1
0
        public SimpleRecResult Recognize(IdContainer Container, CodeString Code, GetIdOptions Options, ref Identifier Ret)
        {
            var State = Container.State;

            if (RecognizerHelper.Find(this, State, Code.String).Position != -1)
            {
                var DeclListFlags = VarDeclarationListFlags.EnableUnnamed;
                if (Options.EnableMessages)
                {
                    DeclListFlags |= VarDeclarationListFlags.EnableMessages;
                }
                var DeclList = VarDeclarationList.Create(Container, Code, null, DeclListFlags);
                if (DeclList == null)
                {
                    return(SimpleRecResult.Failed);
                }

                Ret = DeclList.ToTupleType(Container, Options.EnableMessages);
                if (Ret == null)
                {
                    return(SimpleRecResult.Failed);
                }

                if (Options.Func == null || Options.Func(Ret))
                {
                    return(SimpleRecResult.Succeeded);
                }
            }

            return(SimpleRecResult.Unknown);
        }
Example #2
0
        public SimpleRecResult Recognize(IdContainer Container, CodeString Code, GetIdOptions Options, ref Identifier Ret)
        {
            if (Code.StartsWith(Operators, Skip, IdCharCheck: new IdCharCheck(true)).Index == 0)
            {
                var State = Container.State;
                if (Code[Code.Length - 1] != ')')
                {
                    if (Options.EnableMessages)
                    {
                        State.Messages.Add(MessageId.NotExpected, Code);
                    }

                    return(SimpleRecResult.Failed);
                }

                var BracketPos = Code.GetBracketPos(State, true, Options.EnableMessages);
                if (BracketPos == -1)
                {
                    return(SimpleRecResult.Failed);
                }

                var Left = Code.TrimmedSubstring(State, 3, BracketPos - 3, Options.EnableMessages);
                if (!Left.IsValid)
                {
                    return(SimpleRecResult.Failed);
                }

                CallingConvention CallConv;
                if (!Modifiers.GetCallConv(Container, ref Left, out CallConv))
                {
                    return(SimpleRecResult.Failed);
                }

                if (CallConv == CallingConvention.Unknown)
                {
                    CallConv = Container.DefaultCallConv;
                }

                var TOptions = Options;
                TOptions.Func = x => x.RealId is Type;

                var RetType   = Identifiers.Recognize(Container, Left, TOptions);
                var StrParams = Code.Substring(BracketPos + 1, Code.Length - BracketPos - 2).Trim();

                var Flags = VarDeclarationListFlags.EnableUnnamed | VarDeclarationListFlags.EnableInitValue;
                if (Options.EnableMessages)
                {
                    Flags |= VarDeclarationListFlags.EnableMessages;
                }
                var DeclList = VarDeclarationList.Create(Container, StrParams, null, Flags);
                if (DeclList == null || RetType == null)
                {
                    return(SimpleRecResult.Failed);
                }

                if (!(RetType.RealId is Type))
                {
                    State.Messages.Add(MessageId.UnknownType, Left);
                    return(SimpleRecResult.Failed);
                }

                var Params = DeclList.ToFuncParams(Container.GetPlugin());
                if (Params == null || Params.Contains(null))
                {
                    return(SimpleRecResult.Failed);
                }

                Ret = new TypeOfFunction(Container, CallConv, RetType, Params);
                if (Options.Func == null || Options.Func(Ret))
                {
                    return(SimpleRecResult.Succeeded);
                }
            }

            return(SimpleRecResult.Unknown);
        }
Example #3
0
        public SimpleRecResult Recognize(IdContainer Container, CodeString Code, GetIdOptions Options, ref Identifier Out)
        {
            var State  = Container.State;
            var Result = RecognizerHelper.Find(this, State, Code.String);

            if (Result.Position != -1)
            {
                var OldCode = Code;
                var Mods    = Modifiers.Recognize(Container, ref Code);
                if (Mods == null)
                {
                    return(SimpleRecResult.Failed);
                }

                Result.Position -= Code.Index - OldCode.Index;

                var Left = Code.TrimmedSubstring(State, 0, Result.Position, Options.EnableMessages);
                if (!Left.IsValid)
                {
                    return(SimpleRecResult.Failed);
                }

                var Right = Code.TrimmedSubstring(State, Result.Position + Result.String.Length, Options.EnableMessages);
                if (!Right.IsValid)
                {
                    return(SimpleRecResult.Failed);
                }

                var Flags = VarDeclarationListFlags.EnableUnnamed | VarDeclarationListFlags.EnableInitValue
                            | VarDeclarationListFlags.EnableVoidOnly;

                if (Options.EnableMessages)
                {
                    Flags |= VarDeclarationListFlags.EnableMessages;
                }
                var ParamDeclList = VarDeclarationList.Create(Container, Left, null, Flags);
                if (ParamDeclList == null)
                {
                    return(SimpleRecResult.Failed);
                }

                if (ParamDeclList.Count == 1 && ParamDeclList[0].Type.RealId is VoidType)
                {
                    ParamDeclList.RemoveAt(0);
                }

                var Params = ParamDeclList.ToFuncParams(Container.GetPlugin());
                if (Params == null || Params.Contains(null))
                {
                    return(SimpleRecResult.Failed);
                }

                Flags &= ~VarDeclarationListFlags.EnableInitValue;
                var RetDeclList = VarDeclarationList.Create(Container, Right, null, Flags);
                if (RetDeclList == null)
                {
                    return(SimpleRecResult.Failed);
                }

                Identifier RetType;
                if (RetDeclList.Count == 1 && !RetDeclList[0].Name.IsValid)
                {
                    RetType = RetDeclList[0].Type;
                }
                else
                {
                    RetType = RetDeclList.ToTupleType(Container, Options.EnableMessages);
                    if (RetType == null)
                    {
                        return(SimpleRecResult.Failed);
                    }
                }

                var CallConv  = Container.DefaultCallConv;
                var Succeeded = true;
                var Static    = false;

                Mods.ForEach(x =>
                {
                    if (x is CallingConventionModifier)
                    {
                        var CCM  = x as CallingConventionModifier;
                        CallConv = CCM.CallingConvention;
                    }
                    else if (x is FlagModifier)
                    {
                        var FM = x as FlagModifier;
                        if ((FM.Flags & IdentifierFlags.Static) != 0)
                        {
                            Static = true;
                        }

                        if ((FM.Flags & ~IdentifierFlags.Static) != 0)
                        {
                            if (Options.EnableMessages)
                            {
                                State.Messages.Add(MessageId.ModifierCantBeUsed, x.Code);
                            }

                            Succeeded = false;
                        }
                    }
                    else
                    {
                        if (Options.EnableMessages)
                        {
                            State.Messages.Add(MessageId.ModifierCantBeUsed, x.Code);
                        }

                        Succeeded = false;
                    }
                });

                if (!Succeeded)
                {
                    return(SimpleRecResult.Failed);
                }

                Identifier FuncType = new TypeOfFunction(Container, CallConv, RetType, Params);
                Out = Static ? FuncType : new NonstaticFunctionType(Container, FuncType);

                if (Options.Func == null || Options.Func(Out))
                {
                    return(SimpleRecResult.Succeeded);
                }
                return(SimpleRecResult.Succeeded);
            }

            return(SimpleRecResult.Unknown);
        }