public override void Interpret(Operator op, FunctionBlock block)
    {
        if (ScriptEngine.AnalyzeDebug)
        {
            Debug.LogWarning("Context function " + op.Identifier);
        }
        if (exprInter == null)
        {
            exprInter = Engine.GetPlugin <ExpressionInterpreter> ();
        }
        var any        = BindingFlags.Instance | BindingFlags.Public | BindingFlags.Static;
        var sCtx       = block.FindStatement <ContextStatement> (v => v.InterpretInContext(op, block) != null && (v.ContextVar.IsContext || v.ContextVar.IsArg));
        var contextVar = sCtx != null ? sCtx.ContextVar : null;
        //var contextVar = block.FindStatement<DeclareVariableStatement> (v => );

        StringBuilder argsBuilder = new StringBuilder();

//		if (((op.Context is Expression) && op.Args.Count + 1 != argsDef.Length) ||
//		    ((op.Context is Context) && op.Args.Count != argsDef.Length))
//		{
//			Debug.Log ("Wrong amount of arguments");
//			return;
//		}
        for (int i = 0; i < op.Args.Count; i++)
        {
            if (argsDef [i].ParameterType.IsSubclassOf(typeof(Delegate)))
            {
                argsBuilder.Append(exprInter.InterpretClosure(op.Args [i], block, argsDef [i].ParameterType).ExprString).Append(",");
            }
            else if (argsDef [i].ParameterType == typeof(string))
            {
                argsBuilder.Append('(').Append(exprInter.InterpretExpression(op.Args [i], block).ExprString).Append(')').Append(".ToString()").Append(",");
            }
            else
            {
                argsBuilder.Append('(').Append(argsDef [i].ParameterType).Append(')').Append('(').Append(exprInter.InterpretExpression(op.Args [i], block).ExprString).Append(')').Append(",");
            }
        }
        if (op.Context is Expression)
        {
            if (argsDef [argsDef.Length - 1].ParameterType.IsSubclassOf(typeof(Delegate)))
            {
                argsBuilder.
                Append('(').
                Append(argsDef [argsDef.Length - 1].ParameterType).
                Append(')').
                Append('(').
                Append(exprInter.InterpretClosure(op.Context as Expression, block, argsDef [argsDef.Length - 1].ParameterType).ExprString).
                Append(')');
            }
            else if (argsDef [argsDef.Length - 1].ParameterType == typeof(string))
            {
                argsBuilder.Append('(').Append(exprInter.InterpretExpression(op.Context as Expression, block).ExprString).Append(')').Append(".ToString()");
            }
            else
            {
                argsBuilder.
                Append('(').
                Append(argsDef [argsDef.Length - 1].ParameterType).
                Append(')').
                Append('(').
                Append(exprInter.InterpretExpression(op.Context as Expression, block).ExprString).
                Append(')');
            }
            if (contextVar == null)
            {
                block.Statements.Add(string.Format("root.{0}({1});", funcName, argsBuilder));
            }
            else
            {
                block.Statements.Add(string.Format("{2}.{0}({1});", funcName, argsBuilder, contextVar.Name));
            }
        }
        else if (ctxInter != null)
        {
            if (op.Args.Count > 0)
            {
                argsBuilder.Length -= 1;
            }
            var           ctx          = op.Context as Context;
            FunctionBlock contextBlock = new FunctionBlock(block);
            block.Statements.Add(contextBlock);
            block = contextBlock;
            DeclareVariableStatement ctxVar = new DeclareVariableStatement();
            ctxVar.Name           = "FuncCtx" + DeclareVariableStatement.VariableId++;
            ctxVar.InitExpression = contextVar == null?string.Format("root.{0}({1});", funcName, argsBuilder) : string.Format("{2}.{0}({1});", funcName, argsBuilder, contextVar.Name);

            ctxVar.Type      = returnType;
            ctxVar.IsContext = true;

            ContextStatement stmt = new ContextStatement();
            stmt.ContextVar         = ctxVar;
            stmt.InterpretInContext = ctxInter.InterpretInContext;
            block.Statements.Add(ctxVar);
            block.Statements.Add(stmt);
            IfStatement isNotNull = new IfStatement();
            isNotNull.CheckExpression = String.Format("{0} != null", ctxVar.Name);
            isNotNull.TrueBlock       = new FunctionBlock(block);
            block.Statements.Add(isNotNull);
            block = isNotNull.TrueBlock;
            for (int i = 0; i < ctx.Entries.Count; i++)
            {
                ops.GetInterpreter(ctx.Entries [i] as Operator, block).Interpret(ctx.Entries [i] as Operator, block);
            }
        }
        else
        {
            //Func doesn't return a context, while maybe allows for either lambda as value or context addition
            var lastArg = argsDef.Length > 0 ? argsDef [argsDef.Length - 1] : null;
            if (lastArg != null)
            {
                if (typeof(Delegate).IsAssignableFrom(lastArg.ParameterType))
                {
                    Debug.Log("LAMBDA!");
                    //Interpret as lambda
                    LambdaStatement lambda = new LambdaStatement();
                    lambda.DelegateType = lastArg.ParameterType;
                    var method = lastArg.ParameterType.GetMethod("Invoke");
                    lambda.Params = method.GetParameters();
                    lambda.Name   = "Lambda" + DeclareVariableStatement.VariableId++;
                    block.Statements.Add(lambda);
                    lambda.Block = new FunctionBlock(block);

                    //DeclareVariableStatement lastVar = null;
                    foreach (var param in lambda.Params)
                    {
                        var argVar = new DeclareVariableStatement();
                        //	lastVar = argVar;
                        argVar.Name  = param.Name;
                        argVar.IsArg = true;
                        argVar.Type  = param.ParameterType;
                        lambda.Block.Statements.Add(argVar);
                    }
                    //if (lastVar != null)
                    //	lastVar.IsContext = true;

                    var  retType   = lambda.DelegateType.GetMethod("Invoke").ReturnType;
                    bool hasReturn = false;
                    if (retType != null && retType != typeof(void))
                    {
                        hasReturn = true;
                        lambda.Block.Statements.Add(new DeclareVariableStatement()
                        {
                            Name           = "return_value",
                            InitExpression = string.Format("default({0})", retType),
                            IsReturn       = true,
                            Type           = retType
                        });
                    }

                    foreach (var entry in (op.Context as Context).Entries)
                    {
                        var subOp = entry as Operator;
                        ops.GetInterpreter(subOp, lambda.Block).Interpret(subOp, lambda.Block);
                    }
                    if (hasReturn)
                    {
                        lambda.Block.Statements.Add("return return_value;");
                    }
                    //Don't forget to call a function and add an arugment
                    argsBuilder.Append(lambda.Name);
                    if (contextVar == null)
                    {
                        block.Statements.Add(string.Format("root.{0}({1});", funcName, argsBuilder));
                    }
                    else
                    {
                        block.Statements.Add(string.Format("{2}.{0}({1});", funcName, argsBuilder, contextVar.Name));
                    }
                }
                else if (addContextInter != null)
                {
                    //Interpret as new value
                    DeclareVariableStatement newVar = new DeclareVariableStatement();
                    newVar.Name      = "NewArg" + DeclareVariableStatement.VariableId++;
                    newVar.IsContext = true;
                    newVar.Type      = lastArg.ParameterType;
                    if (contextVar == null)
                    {
                        newVar.InitExpression = String.Format("root.AddComponent<{0}>()", newVar.Type);
                    }
                    else
                    {
                        newVar.InitExpression = String.Format("{0}.AddComponent<{0}>()", contextVar.Name, newVar.Type);
                    }
                    FunctionBlock contextBlock = new FunctionBlock(block);
                    contextBlock.Statements.Add(newVar);
                    addContextInter.Interpret(op, contextBlock);
                    argsBuilder.Append(newVar.Name);
                    if (contextVar == null)
                    {
                        contextBlock.Statements.Add(string.Format("root.{0}({1});", funcName, argsBuilder));
                    }
                    else
                    {
                        contextBlock.Statements.Add(string.Format("{2}.{0}({1});", funcName, argsBuilder, contextVar.Name));
                    }

                    block.Statements.Add(contextBlock);
                }
            }
        }
    }
Exemplo n.º 2
0
    public override void Interpret(Operator op, FunctionBlock block)
    {
        interpret = false;
        if (exprInter == null)
        {
            switches  = Engine.GetPlugin <ContextSwitchesPlugin> ();
            ops       = Engine.GetPlugin <EventFunctionOperators> ();
            exprInter = Engine.GetPlugin <ExpressionInterpreter> ();
        }

        var varName = op.Identifier as string;

        if (ScriptEngine.AnalyzeDebug)
        {
            Debug.Log(block);
        }
        var sCtx = block.FindStatement <ContextStatement> (v => v.InterpretInContext(op, block) != null && (v.ContextVar.IsContext || v.ContextVar.IsArg));

        var context = sCtx != null ? sCtx.ContextVar : null;

        if (ScriptEngine.AnalyzeDebug)
        {
            Debug.LogFormat("FOUND COUNTEXT {0} for {1}", context, op.Identifier);
        }
        if (listT == null)
        {
            if (op.Context is Expression)
            {
                if (ScriptEngine.AnalyzeDebug)
                {
                    Debug.Log("PROPERTY " + propName);
                }

                if (context == null)
                {
                    block.Statements.Add(String.Format("root.{0} = ({2})({1});", propName, exprInter.InterpretExpression(op.Context as Expression, block, propType).ExprString, TypeName.NameOf(propType)));
                }
                else
                {
                    block.Statements.Add(String.Format("{2}.{0} = ({3})({1});", propName, exprInter.InterpretExpression(op.Context as Expression, block, propType).ExprString, context.Name, TypeName.NameOf(propType)));
                }
            }
            else if (typeof(Delegate).IsAssignableFrom(propType))
            {
                Debug.Log("LAMBDA!");
                //Interpret as lambda
                LambdaStatement lambda = new LambdaStatement();
                lambda.DelegateType = propType;
                var method = propType.GetMethod("Invoke");
                lambda.Params = method.GetParameters();
                lambda.Name   = "Lambda" + DeclareVariableStatement.VariableId++;
                block.Statements.Add(lambda);
                lambda.Block = new FunctionBlock(block);

                //DeclareVariableStatement lastVar = null;
                foreach (var param in lambda.Params)
                {
                    var argVar = new DeclareVariableStatement();
                    //	lastVar = argVar;
                    argVar.Name  = param.Name;
                    argVar.IsArg = true;
                    argVar.Type  = param.ParameterType;
                    lambda.Block.Statements.Add(argVar);
                }
                //if (lastVar != null)
                //	lastVar.IsContext = true;

                var  retType   = lambda.DelegateType.GetMethod("Invoke").ReturnType;
                bool hasReturn = false;
                if (retType != null && retType != typeof(void))
                {
                    hasReturn = true;
                    lambda.Block.Statements.Add(new DeclareVariableStatement()
                    {
                        Name           = "return_value",
                        InitExpression = string.Format("default({0})", retType),
                        IsReturn       = true,
                        Type           = retType
                    });
                }

                foreach (var entry in (op.Context as Context).Entries)
                {
                    var subOp = entry as Operator;
                    ops.GetInterpreter(subOp, lambda.Block).Interpret(subOp, lambda.Block);
                }
                if (hasReturn)
                {
                    lambda.Block.Statements.Add("return return_value;");
                }
                if (context == null)
                {
                    block.Statements.Add(String.Format("root.{0} = ({2})({1});", propName, lambda.Name, TypeName.NameOf(propType)));
                }
                else
                {
                    block.Statements.Add(String.Format("{2}.{0} = ({3})({1});", propName, lambda.Name, context.Name, TypeName.NameOf(propType)));
                }
            }
            else
            {
                return;
            }
        }
        else
        {
            //Debug.Log ("list of" + listT);
            ForStatement             statement      = new ForStatement();
            string                   listVarContent = context == null ? "root." + propName : context.Name + "." + propName;
            string                   listVarName    = "list" + DeclareVariableStatement.VariableId++;
            DeclareVariableStatement listVar        = new DeclareVariableStatement();
            listVar.IsTemp         = true;
            listVar.Name           = listVarName;
            listVar.InitExpression = listVarContent;
            listVar.Type           = propType;

            block.Statements.Add(listVar);
            string iterName = "i" + DeclareVariableStatement.VariableId++;
            statement.InsideExpr = String.Format("int {0} = 0; {1} != null && {0} < {1}.Count; {0}++", iterName,
                                                 listVarName);
            FunctionBlock repeatBlock = new FunctionBlock(block, block.Method, block.Type);
            statement.RepeatBlock = repeatBlock;
            block.Statements.Add(statement);
            Operator listVarOp = new Operator();

            DeclareVariableStatement iterVar = new DeclareVariableStatement();
            iterVar.Name           = "iter" + DeclareVariableStatement.VariableId++;
            iterVar.IsContext      = true;
            iterVar.IsNew          = true;
            iterVar.Type           = listT;
            iterVar.IsListIter     = true;
            iterVar.InitExpression = String.Format("{0}[{1}]", listVarName, iterName);

            statement.RepeatBlock.Statements.Add(iterVar);
            var inter = switches.GetInterByType(listT);
            //Debug.Log(inter);
            inter.Interpret(op, repeatBlock);
        }
        interpret = true;
    }