Nodes - Added math expression node

Node - Fix visual script cable present event unregister

src/Artemis.VisualScripting/Ninject/NoStringNinjectModule.cs

@@ -0,0 +1,56 @@
+using System.Collections.Generic;
+using Microsoft.Extensions.ObjectPool;
+using Ninject.Modules;
+using NoStringEvaluating;
+using NoStringEvaluating.Contract;
+using NoStringEvaluating.Models.Values;
+using NoStringEvaluating.Services.Cache;
+using NoStringEvaluating.Services.Checking;
+using NoStringEvaluating.Services.Parsing;
+using NoStringEvaluating.Services.Parsing.NodeReaders;
+
+namespace Artemis.VisualScripting.Ninject
+{
+    public class NoStringNinjectModule : NinjectModule
+    {
+        public override void Load()
+        {
+            // Pooling
+            Bind<ObjectPool<Stack<InternalEvaluatorValue>>>()
+                .ToConstant(ObjectPool.Create<Stack<InternalEvaluatorValue>>())
+                .InSingletonScope();
+
+            Bind<ObjectPool<List<InternalEvaluatorValue>>>()
+                .ToConstant(ObjectPool.Create<List<InternalEvaluatorValue>>())
+                .InSingletonScope();
+
+            Bind<ObjectPool<ExtraTypeIdContainer>>()
+                .ToConstant(ObjectPool.Create<ExtraTypeIdContainer>())
+                .InSingletonScope();
+
+            // Parser
+            Bind<IFormulaCache>().To<FormulaCache>().InSingletonScope();
+            Bind<IFunctionReader>().To<FunctionReader>().InSingletonScope();
+            Bind<IFormulaParser>().To<FormulaParser>().InSingletonScope();
+
+            // Checker
+            Bind<IFormulaChecker>().To<FormulaChecker>().InSingletonScope();
+
+            // Evaluator
+            Bind<INoStringEvaluator>().To<NoStringEvaluator>().InSingletonScope();
+
+            // Options
+            NoStringEvaluatorOptions opt = new NoStringEvaluatorOptions().SetWordQuotationMark("!");
+            opt.UpdateConstants();
+
+            // If needed
+            InjectUserDefinedFunctions();
+        }
+
+        private void InjectUserDefinedFunctions()
+        {
+            IFunctionReader functionReader = (IFunctionReader) Kernel!.GetService(typeof(IFunctionReader));
+            NoStringFunctionsInitializer.InitializeFunctions(functionReader, typeof(NoStringNinjectModule));
+        }
+    }
+}