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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase.meta

@@ -0,0 +1,8 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/CreateStruct.cs

@@ -0,0 +1,77 @@
+using System;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Creates a struct with its default initializer.
+    /// </summary>
+    [SpecialUnit]
+    public sealed class CreateStruct : Unit
+    {
+        [Obsolete(Serialization.ConstructorWarning)]
+        public CreateStruct() : base() { }
+
+        public CreateStruct(Type type) : base()
+        {
+            Ensure.That(nameof(type)).IsNotNull(type);
+
+            if (!type.IsStruct())
+            {
+                throw new ArgumentException($"Type {type} must be a struct.", nameof(type));
+            }
+
+            this.type = type;
+        }
+
+        [Serialize]
+        public Type type { get; internal set; }
+
+        // Shouldn't happen through normal use, but can happen
+        // if deserialization fails to find the type
+        // https://support.ludiq.io/communities/5/topics/1661-x
+        public override bool canDefine => type != null;
+
+        /// <summary>
+        /// The entry point to create the struct. You can
+        /// still get the return value without connecting this port.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput enter { get; private set; }
+
+        /// <summary>
+        /// The action to call once the struct has been created.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput exit { get; private set; }
+
+        /// <summary>
+        /// The created struct.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput output { get; private set; }
+
+        protected override void Definition()
+        {
+            enter = ControlInput(nameof(enter), Enter);
+            exit = ControlOutput(nameof(exit));
+            output = ValueOutput(type, nameof(output), Create);
+
+            Succession(enter, exit);
+        }
+
+        private ControlOutput Enter(Flow flow)
+        {
+            flow.SetValue(output, Activator.CreateInstance(type));
+
+            return exit;
+        }
+
+        private object Create(Flow flow)
+        {
+            return Activator.CreateInstance(type);
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/CreateStruct.cs.meta

@@ -0,0 +1,11 @@
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+  serializedVersion: 2
+  defaultReferences: []
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/Expose.cs

@@ -0,0 +1,147 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using UnityEngine;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Exposes all members of the type.
+    /// </summary>
+    [SpecialUnit]
+    public sealed class Expose : Unit, IAotStubbable
+    {
+        public Expose() : base() { }
+
+        public Expose(Type type) : base()
+        {
+            this.type = type;
+        }
+
+        [Serialize, Inspectable, TypeFilter(Enums = false)]
+        public Type type { get; set; }
+
+        [Serialize, Inspectable, UnitHeaderInspectable("Instance"), InspectorToggleLeft]
+        public bool instance { get; set; } = true;
+
+        [Serialize, Inspectable, UnitHeaderInspectable("Static"), InspectorToggleLeft]
+        public bool @static { get; set; } = true;
+
+        /// <summary>
+        /// The instance of the exposed type.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        [NullMeansSelf]
+        public ValueInput target { get; private set; }
+
+        [DoNotSerialize]
+        public Dictionary<ValueOutput, Member> members { get; private set; }
+
+        public override bool canDefine => type != null;
+
+        public override IEnumerable<object> GetAotStubs(HashSet<object> visited)
+        {
+            if (members != null)
+            {
+                foreach (var member in members.Values)
+                {
+                    if (member != null && member.isReflected)
+                    {
+                        yield return member.info;
+                    }
+                }
+            }
+        }
+
+        protected override void Definition()
+        {
+            members = new Dictionary<ValueOutput, Member>();
+
+            var requiresTarget = false;
+
+            foreach (var member in type.GetMembers()
+                     .Where(m => m is FieldInfo || m is PropertyInfo)
+                     .Select(m => m.ToManipulator(type))
+                     .DistinctBy(m => m.name)                   // To account for "new" duplicates
+                     .Where(Include)
+                     .OrderBy(m => m.requiresTarget ? 0 : 1)
+                     .ThenBy(m => m.order))
+            {
+                var memberPort = ValueOutput(member.type, member.name, (flow) => GetValue(flow, member));
+
+                if (member.isPredictable)
+                {
+                    memberPort.Predictable();
+                }
+
+                members.Add(memberPort, member);
+
+                if (member.requiresTarget)
+                {
+                    requiresTarget = true;
+                }
+            }
+
+            if (requiresTarget)
+            {
+                target = ValueInput(type, nameof(target)).NullMeansSelf();
+
+                target.SetDefaultValue(type.PseudoDefault());
+
+                foreach (var member in members.Keys)
+                {
+                    if (members[member].requiresTarget)
+                    {
+                        Requirement(target, member);
+                    }
+                }
+            }
+        }
+
+        private bool Include(Member member)
+        {
+            if (!instance && member.requiresTarget)
+            {
+                return false;
+            }
+
+            if (!@static && !member.requiresTarget)
+            {
+                return false;
+            }
+
+            if (!member.isPubliclyGettable)
+            {
+                return false;
+            }
+
+            if (member.info.HasAttribute<ObsoleteAttribute>())
+            {
+                return false;
+            }
+
+            if (member.isIndexer)
+            {
+                return false;
+            }
+
+            // Pesky edit-mode only accessor that is only available in the editor,
+            // yet isn't marked by any special attribute to indicate it.
+            if (member.name == "runInEditMode" && member.declaringType == typeof(MonoBehaviour))
+            {
+                return false;
+            }
+
+            return true;
+        }
+
+        private object GetValue(Flow flow, Member member)
+        {
+            var target = member.requiresTarget ? flow.GetValue(this.target, member.targetType) : null;
+
+            return member.Get(target);
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/Expose.cs.meta

@@ -0,0 +1,11 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/GetMember.cs

@@ -0,0 +1,74 @@
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Gets the value of a field or property via reflection.
+    /// </summary>
+    public sealed class GetMember : MemberUnit
+    {
+        public GetMember() { }
+
+        public GetMember(Member member) : base(member) { }
+
+        [DoNotSerialize]
+        [MemberFilter(Fields = true, Properties = true, WriteOnly = false)]
+        public Member getter
+        {
+            get
+            {
+                return member;
+            }
+            set
+            {
+                member = value;
+            }
+        }
+
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput value { get; private set; }
+
+        protected override void Definition()
+        {
+            base.Definition();
+
+            value = ValueOutput(member.type, nameof(value), Value);
+
+            if (member.isPredictable)
+            {
+                value.Predictable();
+            }
+
+            if (member.requiresTarget)
+            {
+                Requirement(target, value);
+            }
+        }
+
+        protected override bool IsMemberValid(Member member)
+        {
+            return member.isAccessor && member.isGettable;
+        }
+
+        private object Value(Flow flow)
+        {
+            var target = member.requiresTarget ? flow.GetValue(this.target, member.targetType) : null;
+
+            return member.Get(target);
+        }
+
+        #region Analytics
+
+        public override AnalyticsIdentifier GetAnalyticsIdentifier()
+        {
+            var aid = new AnalyticsIdentifier
+            {
+                Identifier = $"{member.targetType.FullName}.{member.name}(Get)",
+                Namespace = member.targetType.Namespace
+            };
+            aid.Hashcode = aid.Identifier.GetHashCode();
+            return aid;
+        }
+
+        #endregion
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/GetMember.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/InvokeMember.cs

@@ -0,0 +1,458 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Invokes a method or a constructor via reflection.
+    /// </summary>
+    public sealed class InvokeMember : MemberUnit
+    {
+        public InvokeMember() : base() { }
+
+        public InvokeMember(Member member) : base(member) { }
+
+        private bool useExpandedParameters;
+
+        /// <summary>
+        /// Whether the target should be output to allow for chaining.
+        /// </summary>
+        [Serialize]
+        [InspectableIf(nameof(supportsChaining))]
+        public bool chainable { get; set; }
+
+        [DoNotSerialize]
+        public bool supportsChaining => member.requiresTarget;
+
+        [DoNotSerialize]
+        [MemberFilter(Methods = true, Constructors = true)]
+        public Member invocation
+        {
+            get { return member; }
+            set { member = value; }
+        }
+
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput enter { get; private set; }
+
+        [DoNotSerialize]
+        public Dictionary<int, ValueInput> inputParameters { get; private set; }
+
+        /// <summary>
+        /// The target object used when setting the value.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("Target")]
+        [PortLabelHidden]
+        public ValueOutput targetOutput { get; private set; }
+
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput result { get; private set; }
+
+        [DoNotSerialize]
+        public Dictionary<int, ValueOutput> outputParameters { get; private set; }
+
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput exit { get; private set; }
+
+        [DoNotSerialize]
+        private int parameterCount;
+
+        [Serialize]
+        List<string> parameterNames;
+
+        public override bool HandleDependencies()
+        {
+            if (!base.HandleDependencies())
+                return false;
+
+            // Here we have a chance to do a bit of post processing after deserialization of this node has occured.
+
+            // In the past we did not serialize parameter names explicitly (only parameter types), however, if we have
+            // exactly the same number of defaults as parameters, we happen to know what the original parameter names were.
+            // Note there is one specific exception that must be handled carefully, the base class (MemberUnit) adds a
+            // default value for the "target" (aka. the "this" instance) of the invocation; this does not correspond to
+            // a real parameter member so it is excluded here when trying to reconstruct the missing parameter names.
+            if (parameterNames == null && member.parameterTypes.Length == defaultValues.Count(d => d.Key != nameof(target)))
+            {
+                // Note that we strip the "%" prefix from the parameter name in the default values (the "%" denotes that
+                // it is a parameter input)
+                parameterNames = defaultValues
+                    .Where(d => d.Key != nameof(target))
+                    .Select(defaultValue => defaultValue.Key.Substring(1))
+                    .ToList();
+            }
+
+            return true;
+        }
+
+        protected override void Definition()
+        {
+            base.Definition();
+
+            inputParameters = new Dictionary<int, ValueInput>();
+            outputParameters = new Dictionary<int, ValueOutput>();
+            useExpandedParameters = true;
+
+            enter = ControlInput(nameof(enter), Enter);
+            exit = ControlOutput(nameof(exit));
+            Succession(enter, exit);
+
+            if (member.requiresTarget)
+            {
+                Requirement(target, enter);
+            }
+
+            if (supportsChaining && chainable)
+            {
+                targetOutput = ValueOutput(member.targetType, nameof(targetOutput));
+                Assignment(enter, targetOutput);
+            }
+
+            if (member.isGettable)
+            {
+                result = ValueOutput(member.type, nameof(result), Result);
+
+                if (member.requiresTarget)
+                {
+                    Requirement(target, result);
+                }
+            }
+
+            var parameterInfos = member.GetParameterInfos().ToArray();
+
+            parameterCount = parameterInfos.Length;
+
+            bool needsParameterRemapping = false;
+            for (int parameterIndex = 0; parameterIndex < parameterCount; parameterIndex++)
+            {
+                var parameterInfo = parameterInfos[parameterIndex];
+
+                var parameterType = parameterInfo.UnderlyingParameterType();
+
+                if (!parameterInfo.HasOutModifier())
+                {
+                    var inputParameterKey = "%" + parameterInfo.Name;
+
+                    // Changes in parameter names are tolerated, use the old parameter naming for now and fix it later.
+                    if (parameterNames != null && parameterNames[parameterIndex] != parameterInfo.Name)
+                    {
+                        inputParameterKey = "%" + parameterNames[parameterIndex];
+                        needsParameterRemapping = true;
+                    }
+
+                    var inputParameter = ValueInput(parameterType, inputParameterKey);
+
+                    inputParameters.Add(parameterIndex, inputParameter);
+
+                    inputParameter.SetDefaultValue(parameterInfo.PseudoDefaultValue());
+
+                    if (parameterInfo.AllowsNull())
+                    {
+                        inputParameter.AllowsNull();
+                    }
+
+                    Requirement(inputParameter, enter);
+
+                    if (member.isGettable)
+                    {
+                        Requirement(inputParameter, result);
+                    }
+                }
+
+                if (parameterInfo.ParameterType.IsByRef || parameterInfo.IsOut)
+                {
+                    var outputParameterKey = "&" + parameterInfo.Name;
+
+                    // Changes in parameter names are tolerated, use the old parameter naming for now and fix it later.
+                    if (parameterNames != null && parameterNames[parameterIndex] != parameterInfo.Name)
+                    {
+                        outputParameterKey = "&" + parameterNames[parameterIndex];
+                        needsParameterRemapping = true;
+                    }
+
+                    var outputParameter = ValueOutput(parameterType, outputParameterKey);
+
+                    outputParameters.Add(parameterIndex, outputParameter);
+
+                    Assignment(enter, outputParameter);
+
+                    useExpandedParameters = false;
+                }
+            }
+
+            if (inputParameters.Count > 5)
+            {
+                useExpandedParameters = false;
+            }
+
+            if (parameterNames == null)
+            {
+                parameterNames = parameterInfos.Select(pInfo => pInfo.Name).ToList();
+            }
+
+            if (needsParameterRemapping)
+            {
+                // Note, this will have no effect unless we are in an Editor context. This is okay since for runtime
+                // purposes as it is actually fine to continue to use the old parameter names for the sake of setting up
+                // connections and default values. The only reason it is interesting to update to the new parameter
+                // names is for UI purposes.
+                UnityThread.EditorAsync(PostDeserializeRemapParameterNames);
+            }
+        }
+
+        private void PostDeserializeRemapParameterNames()
+        {
+            var parameterInfos = member.GetParameterInfos().ToArray();
+
+            // Sanity check
+            if (parameterNames?.Count != parameterInfos.Length)
+                return;
+
+            // Check if any of the method parameter names have changed (Note: handling of parameter type changes is not
+            // supported here, it is detected and handled elsewhere)
+            List<(ValueInput port, ValueOutput[] connectedSources)> renamedInputs = null;
+            List<(ValueOutput port, ValueInput[] connectedDestinations)> renamedOutputs = null;
+            List<(string name, object value)> renamedDefaults = null;
+            for (var i = 0; i < parameterInfos.Length; ++i)
+            {
+                var paramInfo = parameterInfos[i];
+                var oldParamName = parameterNames[i];
+
+                if (paramInfo.Name != oldParamName)
+                {
+                    // Phase 1 of parameter renaming: disconnect any nodes connected to affected ports, remove affected
+                    // ports from port definition, and remove any default values associated with affected ports.
+                    if (valueInputs.TryGetValue("%" + oldParamName, out var oldInput))
+                    {
+                        var connectionSources = oldInput.validConnections.Select(con => con.source).ToArray();
+                        foreach (var source in connectionSources)
+                            source.DisconnectFromValid(oldInput);
+
+                        valueInputs.Remove(oldInput);
+
+                        if (renamedInputs == null)
+                            renamedInputs = new List<(ValueInput, ValueOutput[])>(1);
+                        renamedInputs.Add((new ValueInput("%" + paramInfo.Name, paramInfo.ParameterType), connectionSources));
+
+                        if (defaultValues.TryGetValue(oldInput.key, out var defaultValue))
+                        {
+                            defaultValues.Remove(oldInput.key);
+                            if (renamedDefaults == null)
+                                renamedDefaults = new List<(string, object)>(1);
+                            renamedDefaults.Add(("%" + paramInfo.Name, defaultValue));
+                        }
+                    }
+                    else if (valueOutputs.TryGetValue("&" + oldParamName, out var oldOutput))
+                    {
+                        var connectionDestinations = oldOutput.validConnections.Select(con => con.destination).ToArray();
+                        foreach (var destination in connectionDestinations)
+                            destination.DisconnectFromValid(oldOutput);
+
+                        valueOutputs.Remove(oldOutput);
+
+                        if (renamedOutputs == null)
+                            renamedOutputs = new List<(ValueOutput, ValueInput[])>(1);
+                        renamedOutputs.Add((new ValueOutput("&" + paramInfo.Name, paramInfo.ParameterType), connectionDestinations));
+                    }
+
+                    parameterNames[i] = paramInfo.Name;
+                }
+            }
+
+            // Phase 2 of parameter renaming: add renamed version of affected ports back to the port definition, reconnect
+            // nodes back to those renamed ports, and redefine default values for those ports.
+            if (renamedInputs != null)
+            {
+                foreach (var renamedInput in renamedInputs)
+                {
+                    valueInputs.Add(renamedInput.port);
+                    foreach (var source in renamedInput.connectedSources)
+                        source.ConnectToValid(renamedInput.port);
+                }
+                if (renamedDefaults != null)
+                {
+                    foreach (var renamedDefault in renamedDefaults)
+                        defaultValues[renamedDefault.name] = renamedDefault.value;
+                }
+            }
+
+            if (renamedOutputs != null)
+            {
+                foreach (var renamedOutput in renamedOutputs)
+                {
+                    valueOutputs.Add(renamedOutput.port);
+                    foreach (var destination in renamedOutput.connectedDestinations)
+                        destination.ConnectToValid(renamedOutput.port);
+                }
+            }
+
+
+            if (renamedInputs != null || renamedOutputs != null)
+            {
+                Define();
+            }
+        }
+
+        protected override bool IsMemberValid(Member member)
+        {
+            return member.isInvocable;
+        }
+
+        private object Invoke(object target, Flow flow)
+        {
+            if (useExpandedParameters)
+            {
+                switch (inputParameters.Count)
+                {
+                    case 0:
+
+                        return member.Invoke(target);
+
+                    case 1:
+
+                        return member.Invoke(target,
+                            flow.GetConvertedValue(inputParameters[0]));
+
+                    case 2:
+
+                        return member.Invoke(target,
+                            flow.GetConvertedValue(inputParameters[0]),
+                            flow.GetConvertedValue(inputParameters[1]));
+
+                    case 3:
+
+                        return member.Invoke(target,
+                            flow.GetConvertedValue(inputParameters[0]),
+                            flow.GetConvertedValue(inputParameters[1]),
+                            flow.GetConvertedValue(inputParameters[2]));
+
+                    case 4:
+
+                        return member.Invoke(target,
+                            flow.GetConvertedValue(inputParameters[0]),
+                            flow.GetConvertedValue(inputParameters[1]),
+                            flow.GetConvertedValue(inputParameters[2]),
+                            flow.GetConvertedValue(inputParameters[3]));
+
+                    case 5:
+
+                        return member.Invoke(target,
+                            flow.GetConvertedValue(inputParameters[0]),
+                            flow.GetConvertedValue(inputParameters[1]),
+                            flow.GetConvertedValue(inputParameters[2]),
+                            flow.GetConvertedValue(inputParameters[3]),
+                            flow.GetConvertedValue(inputParameters[4]));
+
+                    default:
+
+                        throw new NotSupportedException();
+                }
+            }
+            else
+            {
+                var arguments = new object[parameterCount];
+
+                for (int parameterIndex = 0; parameterIndex < parameterCount; parameterIndex++)
+                {
+                    if (inputParameters.TryGetValue(parameterIndex, out var inputParameter))
+                    {
+                        arguments[parameterIndex] = flow.GetConvertedValue(inputParameter);
+                    }
+                }
+
+                var result = member.Invoke(target, arguments);
+
+                for (int parameterIndex = 0; parameterIndex < parameterCount; parameterIndex++)
+                {
+                    if (outputParameters.TryGetValue(parameterIndex, out var outputParameter))
+                    {
+                        flow.SetValue(outputParameter, arguments[parameterIndex]);
+                    }
+                }
+
+                return result;
+            }
+        }
+
+        private object GetAndChainTarget(Flow flow)
+        {
+            if (member.requiresTarget)
+            {
+                var target = flow.GetValue(this.target, member.targetType);
+
+                if (supportsChaining && chainable)
+                {
+                    flow.SetValue(targetOutput, target);
+                }
+
+                return target;
+            }
+
+            return null;
+        }
+
+        private object Result(Flow flow)
+        {
+            var target = GetAndChainTarget(flow);
+
+            return Invoke(target, flow);
+        }
+
+        private ControlOutput Enter(Flow flow)
+        {
+            var target = GetAndChainTarget(flow);
+
+            var result = Invoke(target, flow);
+
+            if (this.result != null)
+            {
+                flow.SetValue(this.result, result);
+            }
+
+            return exit;
+        }
+
+        #region Analytics
+
+        public override AnalyticsIdentifier GetAnalyticsIdentifier()
+        {
+            const int maxNumParameters = 5;
+            var s = $"{member.targetType.FullName}.{member.name}";
+
+            if (member.parameterTypes != null)
+            {
+                s += "(";
+
+                for (var i = 0; i < member.parameterTypes.Length; ++i)
+                {
+                    if (i >= maxNumParameters)
+                    {
+                        s += $"->{i}";
+                        break;
+                    }
+
+                    s += member.parameterTypes[i].FullName;
+                    if (i < member.parameterTypes.Length - 1)
+                        s += ", ";
+                }
+
+                s += ")";
+            }
+
+            var aid = new AnalyticsIdentifier
+            {
+                Identifier = s,
+                Namespace = member.targetType.Namespace
+            };
+            aid.Hashcode = aid.Identifier.GetHashCode();
+            return aid;
+        }
+
+        #endregion
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/InvokeMember.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/MemberUnit.cs

@@ -0,0 +1,71 @@
+using System;
+using System.Collections.Generic;
+using UnityObject = UnityEngine.Object;
+
+namespace Unity.VisualScripting
+{
+    [SpecialUnit]
+    public abstract class MemberUnit : Unit, IAotStubbable
+    {
+        protected MemberUnit() : base() { }
+
+        protected MemberUnit(Member member) : this()
+        {
+            this.member = member;
+        }
+
+        [Serialize]
+        [MemberFilter(Fields = true, Properties = true, Methods = true, Constructors = true)]
+        public Member member { get; set; }
+
+        /// <summary>
+        /// The target object.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        [NullMeansSelf]
+        public ValueInput target { get; private set; }
+
+        public override bool canDefine => member != null;
+
+        protected override void Definition()
+        {
+            member.EnsureReflected();
+
+            if (!IsMemberValid(member))
+            {
+                throw new NotSupportedException("The member type is not valid for this unit.");
+            }
+
+            if (member.requiresTarget)
+            {
+                target = ValueInput(member.targetType, nameof(target));
+
+                target.SetDefaultValue(member.targetType.PseudoDefault());
+
+                if (typeof(UnityObject).IsAssignableFrom(member.targetType))
+                {
+                    target.NullMeansSelf();
+                }
+            }
+        }
+
+        protected abstract bool IsMemberValid(Member member);
+
+        public override void Prewarm()
+        {
+            if (member != null && member.isReflected)
+            {
+                member.Prewarm();
+            }
+        }
+
+        public override IEnumerable<object> GetAotStubs(HashSet<object> visited)
+        {
+            if (member != null && member.isReflected)
+            {
+                yield return member.info;
+            }
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/MemberUnit.cs.meta

@@ -0,0 +1,11 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/SetMember.cs

@@ -0,0 +1,137 @@
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Sets the value of a field or property via reflection.
+    /// </summary>
+    public sealed class SetMember : MemberUnit
+    {
+        public SetMember() : base() { }
+
+        public SetMember(Member member) : base(member) { }
+
+        /// <summary>
+        /// Whether the target should be output to allow for chaining.
+        /// </summary>
+        [Serialize]
+        [InspectableIf(nameof(supportsChaining))]
+        public bool chainable { get; set; }
+
+        [DoNotSerialize]
+        public bool supportsChaining => member.requiresTarget;
+
+        [DoNotSerialize]
+        [MemberFilter(Fields = true, Properties = true, ReadOnly = false)]
+        public Member setter
+        {
+            get => member;
+            set => member = value;
+        }
+
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput assign { get; private set; }
+
+        [DoNotSerialize]
+        [PortLabel("Value")]
+        [PortLabelHidden]
+        public ValueInput input { get; private set; }
+
+        [DoNotSerialize]
+        [PortLabel("Value")]
+        [PortLabelHidden]
+        public ValueOutput output { get; private set; }
+
+        /// <summary>
+        /// The target object used when setting the value.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("Target")]
+        [PortLabelHidden]
+        public ValueOutput targetOutput { get; private set; }
+
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput assigned { get; private set; }
+
+        protected override void Definition()
+        {
+            base.Definition();
+
+            assign = ControlInput(nameof(assign), Assign);
+            assigned = ControlOutput(nameof(assigned));
+            Succession(assign, assigned);
+
+            if (supportsChaining && chainable)
+            {
+                targetOutput = ValueOutput(member.targetType, nameof(targetOutput));
+                Assignment(assign, targetOutput);
+            }
+
+            output = ValueOutput(member.type, nameof(output));
+            Assignment(assign, output);
+
+            if (member.requiresTarget)
+            {
+                Requirement(target, assign);
+            }
+
+            input = ValueInput(member.type, nameof(input));
+            Requirement(input, assign);
+
+            if (member.allowsNull)
+            {
+                input.AllowsNull();
+            }
+
+            input.SetDefaultValue(member.type.PseudoDefault());
+        }
+
+        protected override bool IsMemberValid(Member member)
+        {
+            return member.isAccessor && member.isSettable;
+        }
+
+        private object GetAndChainTarget(Flow flow)
+        {
+            if (member.requiresTarget)
+            {
+                var target = flow.GetValue(this.target, member.targetType);
+
+                if (supportsChaining && chainable)
+                {
+                    flow.SetValue(targetOutput, target);
+                }
+
+                return target;
+            }
+
+            return null;
+        }
+
+        private ControlOutput Assign(Flow flow)
+        {
+            var target = GetAndChainTarget(flow);
+
+            var value = flow.GetConvertedValue(input);
+
+            flow.SetValue(output, member.Set(target, value));
+
+            return assigned;
+        }
+
+        #region Analytics
+
+        public override AnalyticsIdentifier GetAnalyticsIdentifier()
+        {
+            var aid = new AnalyticsIdentifier
+            {
+                Identifier = $"{member.targetType.FullName}.{member.name}(Set)",
+                Namespace = member.targetType.Namespace,
+            };
+            aid.Hashcode = aid.Identifier.GetHashCode();
+            return aid;
+        }
+
+        #endregion
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Codebase/SetMember.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections.meta

@@ -0,0 +1,8 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/CountItems.cs

@@ -0,0 +1,48 @@
+using System.Collections;
+using System.Linq;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Counts all items in a collection or enumeration.
+    /// </summary>
+    [UnitCategory("Collections")]
+    public sealed class CountItems : Unit
+    {
+        /// <summary>
+        /// The collection.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput collection { get; private set; }
+
+        /// <summary>
+        /// The number of items contained in the collection.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput count { get; private set; }
+
+        protected override void Definition()
+        {
+            collection = ValueInput<IEnumerable>(nameof(collection));
+            count = ValueOutput(nameof(count), Count);
+
+            Requirement(collection, count);
+        }
+
+        public int Count(Flow flow)
+        {
+            var enumerable = flow.GetValue<IEnumerable>(collection);
+
+            if (enumerable is ICollection)
+            {
+                return ((ICollection)enumerable).Count;
+            }
+            else
+            {
+                return enumerable.Cast<object>().Count();
+            }
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/CountItems.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries.meta

@@ -0,0 +1,8 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/AddDictionaryItem.cs

@@ -0,0 +1,86 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Adds an item to a dictionary.
+    /// </summary>
+    [UnitCategory("Collections/Dictionaries")]
+    [UnitSurtitle("Dictionary")]
+    [UnitShortTitle("Add Item")]
+    [UnitOrder(2)]
+    public sealed class AddDictionaryItem : Unit
+    {
+        /// <summary>
+        /// The entry point for the node.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput enter { get; private set; }
+
+        /// <summary>
+        /// The dictionary.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("Dictionary")]
+        [PortLabelHidden]
+        public ValueInput dictionaryInput { get; private set; }
+
+        /// <summary>
+        /// The dictionary with the added element.
+        /// Note that the input dictionary is modified directly then returned.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("Dictionary")]
+        [PortLabelHidden]
+        public ValueOutput dictionaryOutput { get; private set; }
+
+        /// <summary>
+        /// The key of the item to add.
+        /// </summary>
+        [DoNotSerialize]
+        public ValueInput key { get; private set; }
+
+        /// <summary>
+        /// The value of the item to add.
+        /// </summary>
+        [DoNotSerialize]
+        public ValueInput value { get; private set; }
+
+        /// <summary>
+        /// The action to execute once the item has been added.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput exit { get; private set; }
+
+        protected override void Definition()
+        {
+            enter = ControlInput(nameof(enter), Add);
+            dictionaryInput = ValueInput<IDictionary>(nameof(dictionaryInput));
+            key = ValueInput<object>(nameof(key));
+            value = ValueInput<object>(nameof(value));
+            dictionaryOutput = ValueOutput<IDictionary>(nameof(dictionaryOutput));
+            exit = ControlOutput(nameof(exit));
+
+            Requirement(dictionaryInput, enter);
+            Requirement(key, enter);
+            Requirement(value, enter);
+            Assignment(enter, dictionaryOutput);
+            Succession(enter, exit);
+        }
+
+        private ControlOutput Add(Flow flow)
+        {
+            var dictionary = flow.GetValue<IDictionary>(dictionaryInput);
+            var key = flow.GetValue<object>(this.key);
+            var value = flow.GetValue<object>(this.value);
+
+            flow.SetValue(dictionaryOutput, dictionary);
+
+            dictionary.Add(key, value);
+
+            return exit;
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/AddDictionaryItem.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/ClearDictionary.cs

@@ -0,0 +1,69 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Clears all items from a dictionary.
+    /// </summary>
+    [UnitCategory("Collections/Dictionaries")]
+    [UnitSurtitle("Dictionary")]
+    [UnitShortTitle("Clear")]
+    [UnitOrder(4)]
+    [TypeIcon(typeof(RemoveDictionaryItem))]
+    public sealed class ClearDictionary : Unit
+    {
+        /// <summary>
+        /// The entry point for the node.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput enter { get; private set; }
+
+        /// <summary>
+        /// The dictionary.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("Dictionary")]
+        [PortLabelHidden]
+        public ValueInput dictionaryInput { get; private set; }
+
+        /// <summary>
+        /// The cleared dictionary.
+        /// Note that the input dictionary is modified directly and then returned.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("Dictionary")]
+        [PortLabelHidden]
+        public ValueOutput dictionaryOutput { get; private set; }
+
+        /// <summary>
+        /// The action to execute once the dictionary has been cleared.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput exit { get; private set; }
+
+        protected override void Definition()
+        {
+            enter = ControlInput(nameof(enter), Clear);
+            dictionaryInput = ValueInput<IDictionary>(nameof(dictionaryInput));
+            dictionaryOutput = ValueOutput<IDictionary>(nameof(dictionaryOutput));
+            exit = ControlOutput(nameof(exit));
+
+            Requirement(dictionaryInput, enter);
+            Assignment(enter, dictionaryOutput);
+            Succession(enter, exit);
+        }
+
+        private ControlOutput Clear(Flow flow)
+        {
+            var dictionary = flow.GetValue<IDictionary>(dictionaryInput);
+
+            flow.SetValue(dictionaryOutput, dictionary);
+
+            dictionary.Clear();
+
+            return exit;
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/ClearDictionary.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/CreateDictionary.cs

@@ -0,0 +1,31 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Creates an empty dictionary.
+    /// </summary>
+    [UnitCategory("Collections/Dictionaries")]
+    [UnitOrder(-1)]
+    [TypeIcon(typeof(IDictionary))]
+    [RenamedFrom("Bolt.CreateDitionary")]
+    public sealed class CreateDictionary : Unit
+    {
+        /// <summary>
+        /// The new empty dictionary.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput dictionary { get; private set; }
+
+        protected override void Definition()
+        {
+            dictionary = ValueOutput(nameof(dictionary), Create);
+        }
+
+        public IDictionary Create(Flow flow)
+        {
+            return new AotDictionary();
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/CreateDictionary.cs.meta

@@ -0,0 +1,11 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/DictionaryContainsKey.cs

@@ -0,0 +1,53 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Checks whether a dictionary contains the specified key.
+    /// </summary>
+    [UnitCategory("Collections/Dictionaries")]
+    [UnitSurtitle("Dictionary")]
+    [UnitShortTitle("Contains Key")]
+    [TypeIcon(typeof(IDictionary))]
+    public sealed class DictionaryContainsKey : Unit
+    {
+        /// <summary>
+        /// The dictionary.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput dictionary { get; private set; }
+
+        /// <summary>
+        /// The key.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput key { get; private set; }
+
+        /// <summary>
+        /// Whether the list contains the item.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput contains { get; private set; }
+
+        protected override void Definition()
+        {
+            dictionary = ValueInput<IDictionary>(nameof(dictionary));
+            key = ValueInput<object>(nameof(key));
+            contains = ValueOutput(nameof(contains), Contains);
+
+            Requirement(dictionary, contains);
+            Requirement(key, contains);
+        }
+
+        private bool Contains(Flow flow)
+        {
+            var dictionary = flow.GetValue<IDictionary>(this.dictionary);
+            var key = flow.GetValue<object>(this.key);
+
+            return dictionary.Contains(key);
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/DictionaryContainsKey.cs.meta

@@ -0,0 +1,11 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/GetDictionaryItem.cs

@@ -0,0 +1,53 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Gets a dictionary item with the specified key.
+    /// </summary>
+    [UnitCategory("Collections/Dictionaries")]
+    [UnitSurtitle("Dictionary")]
+    [UnitShortTitle("Get Item")]
+    [UnitOrder(0)]
+    [TypeIcon(typeof(IDictionary))]
+    public sealed class GetDictionaryItem : Unit
+    {
+        /// <summary>
+        /// The dictionary.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput dictionary { get; private set; }
+
+        /// <summary>
+        /// The key of the item.
+        /// </summary>
+        [DoNotSerialize]
+        public ValueInput key { get; private set; }
+
+        /// <summary>
+        /// The value of the item.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput value { get; private set; }
+
+        protected override void Definition()
+        {
+            dictionary = ValueInput<IDictionary>(nameof(dictionary));
+            key = ValueInput<object>(nameof(key));
+            value = ValueOutput(nameof(value), Get);
+
+            Requirement(dictionary, value);
+            Requirement(key, value);
+        }
+
+        private object Get(Flow flow)
+        {
+            var dictionary = flow.GetValue<IDictionary>(this.dictionary);
+            var key = flow.GetValue<object>(this.key);
+
+            return dictionary[key];
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/GetDictionaryItem.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/MergeDictionaries.cs

@@ -0,0 +1,57 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Merges two or more dictionaries together.
+    /// </summary>
+    /// <remarks>
+    /// If the same key is found more than once, only the value
+    /// of the first dictionary with this key will be used.
+    /// </remarks>
+    [UnitCategory("Collections/Dictionaries")]
+    [UnitOrder(5)]
+    public sealed class MergeDictionaries : MultiInputUnit<IDictionary>
+    {
+        /// <summary>
+        /// The merged dictionary.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput dictionary { get; private set; }
+
+        protected override void Definition()
+        {
+            dictionary = ValueOutput(nameof(dictionary), Merge);
+
+            base.Definition();
+
+            foreach (var input in multiInputs)
+            {
+                Requirement(input, dictionary);
+            }
+        }
+
+        public IDictionary Merge(Flow flow)
+        {
+            var dictionary = new AotDictionary();
+
+            for (var i = 0; i < inputCount; i++)
+            {
+                var inputDictionary = flow.GetValue<IDictionary>(multiInputs[i]);
+
+                var enumerator = inputDictionary.GetEnumerator();
+
+                while (enumerator.MoveNext())
+                {
+                    if (!dictionary.Contains(enumerator.Key))
+                    {
+                        dictionary.Add(enumerator.Key, enumerator.Value);
+                    }
+                }
+            }
+
+            return dictionary;
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/MergeDictionaries.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/RemoveDictionaryItem.cs

@@ -0,0 +1,77 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Removes a dictionary item with a specified key.
+    /// </summary>
+    [UnitCategory("Collections/Dictionaries")]
+    [UnitSurtitle("Dictionary")]
+    [UnitShortTitle("Remove Item")]
+    [UnitOrder(3)]
+    public sealed class RemoveDictionaryItem : Unit
+    {
+        /// <summary>
+        /// The entry point for the node.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput enter { get; private set; }
+
+        /// <summary>
+        /// The dictionary.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("Dictionary")]
+        [PortLabelHidden]
+        public ValueInput dictionaryInput { get; private set; }
+
+        /// <summary>
+        /// The dictionary without the removed item.
+        /// Note that the input dictionary is modified directly and then returned.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("Dictionary")]
+        [PortLabelHidden]
+        public ValueOutput dictionaryOutput { get; private set; }
+
+        /// <summary>
+        /// The key of the item to remove.
+        /// </summary>
+        [DoNotSerialize]
+        public ValueInput key { get; private set; }
+
+        /// <summary>
+        /// The action to execute once the item has been removed.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput exit { get; private set; }
+
+        protected override void Definition()
+        {
+            enter = ControlInput(nameof(enter), Remove);
+            dictionaryInput = ValueInput<IDictionary>(nameof(dictionaryInput));
+            dictionaryOutput = ValueOutput<IDictionary>(nameof(dictionaryOutput));
+            key = ValueInput<object>(nameof(key));
+            exit = ControlOutput(nameof(exit));
+
+            Requirement(dictionaryInput, enter);
+            Requirement(key, enter);
+            Assignment(enter, dictionaryOutput);
+            Succession(enter, exit);
+        }
+
+        public ControlOutput Remove(Flow flow)
+        {
+            var dictionary = flow.GetValue<IDictionary>(dictionaryInput);
+            var key = flow.GetValue<object>(this.key);
+
+            flow.SetValue(dictionaryOutput, dictionary);
+
+            dictionary.Remove(key);
+
+            return exit;
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/RemoveDictionaryItem.cs.meta

@@ -0,0 +1,11 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/SetDictionaryItem.cs

@@ -0,0 +1,73 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Sets the value of a dictionary item with the specified key.
+    /// </summary>
+    [UnitCategory("Collections/Dictionaries")]
+    [UnitSurtitle("Dictionary")]
+    [UnitShortTitle("Set Item")]
+    [UnitOrder(1)]
+    [TypeIcon(typeof(IDictionary))]
+    public sealed class SetDictionaryItem : Unit
+    {
+        /// <summary>
+        /// The entry point for the node.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput enter { get; private set; }
+
+        /// <summary>
+        /// The dictionary.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput dictionary { get; private set; }
+
+        /// <summary>
+        /// The key of the item to set.
+        /// </summary>
+        [DoNotSerialize]
+        public ValueInput key { get; private set; }
+
+        /// <summary>
+        /// The value to assign to the item.
+        /// </summary>
+        [DoNotSerialize]
+        public ValueInput value { get; private set; }
+
+        /// <summary>
+        /// The action to execute once the item has been assigned.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput exit { get; private set; }
+
+        protected override void Definition()
+        {
+            enter = ControlInput(nameof(enter), Set);
+            dictionary = ValueInput<IDictionary>(nameof(dictionary));
+            key = ValueInput<object>(nameof(key));
+            value = ValueInput<object>(nameof(value));
+            exit = ControlOutput(nameof(exit));
+
+            Requirement(dictionary, enter);
+            Requirement(key, enter);
+            Requirement(value, enter);
+            Succession(enter, exit);
+        }
+
+        public ControlOutput Set(Flow flow)
+        {
+            var dictionary = flow.GetValue<IDictionary>(this.dictionary);
+            var key = flow.GetValue<object>(this.key);
+            var value = flow.GetValue<object>(this.value);
+
+            dictionary[key] = value;
+
+            return exit;
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Dictionaries/SetDictionaryItem.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/FirstItem.cs

@@ -0,0 +1,48 @@
+using System.Collections;
+using System.Linq;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Returns the first item in a collection or enumeration.
+    /// </summary>
+    [UnitCategory("Collections")]
+    public sealed class FirstItem : Unit
+    {
+        /// <summary>
+        /// The collection.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput collection { get; private set; }
+
+        /// <summary>
+        /// The first item of the collection.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput firstItem { get; private set; }
+
+        protected override void Definition()
+        {
+            collection = ValueInput<IEnumerable>(nameof(collection));
+            firstItem = ValueOutput(nameof(firstItem), First);
+
+            Requirement(collection, firstItem);
+        }
+
+        public object First(Flow flow)
+        {
+            var enumerable = flow.GetValue<IEnumerable>(collection);
+
+            if (enumerable is IList)
+            {
+                return ((IList)enumerable)[0];
+            }
+            else
+            {
+                return enumerable.Cast<object>().First();
+            }
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/FirstItem.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/LastItem.cs

@@ -0,0 +1,50 @@
+using System.Collections;
+using System.Linq;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Returns the first item in a collection or enumeration.
+    /// </summary>
+    [UnitCategory("Collections")]
+    public sealed class LastItem : Unit
+    {
+        /// <summary>
+        /// The collection.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput collection { get; private set; }
+
+        /// <summary>
+        /// The last item of the collection.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput lastItem { get; private set; }
+
+        protected override void Definition()
+        {
+            collection = ValueInput<IEnumerable>(nameof(collection));
+            lastItem = ValueOutput(nameof(lastItem), First);
+
+            Requirement(collection, lastItem);
+        }
+
+        public object First(Flow flow)
+        {
+            var enumerable = flow.GetValue<IEnumerable>(collection);
+
+            if (enumerable is IList)
+            {
+                var list = (IList)enumerable;
+
+                return list[list.Count - 1];
+            }
+            else
+            {
+                return enumerable.Cast<object>().Last();
+            }
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/LastItem.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/AddListItem.cs

@@ -0,0 +1,90 @@
+using System;
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Adds an item to a list.
+    /// </summary>
+    [UnitCategory("Collections/Lists")]
+    [UnitSurtitle("List")]
+    [UnitShortTitle("Add Item")]
+    [UnitOrder(2)]
+    public sealed class AddListItem : Unit
+    {
+        /// <summary>
+        /// The entry point for the node.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput enter { get; private set; }
+
+        /// <summary>
+        /// The list.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("List")]
+        [PortLabelHidden]
+        public ValueInput listInput { get; private set; }
+
+        /// <summary>
+        /// The list with the added element.
+        /// Note that the input list is modified directly and then returned,
+        /// except if it is an array, in which case a new array with
+        /// the added element is returned instead.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("List")]
+        [PortLabelHidden]
+        public ValueOutput listOutput { get; private set; }
+
+        /// <summary>
+        /// The item to add.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput item { get; private set; }
+
+        /// <summary>
+        /// The action to execute once the item has been added.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput exit { get; private set; }
+
+        protected override void Definition()
+        {
+            enter = ControlInput(nameof(enter), Add);
+            listInput = ValueInput<IList>(nameof(listInput));
+            item = ValueInput<object>(nameof(item));
+            listOutput = ValueOutput<IList>(nameof(listOutput));
+            exit = ControlOutput(nameof(exit));
+
+            Requirement(listInput, enter);
+            Requirement(item, enter);
+            Assignment(enter, listOutput);
+            Succession(enter, exit);
+        }
+
+        public ControlOutput Add(Flow flow)
+        {
+            var list = flow.GetValue<IList>(listInput);
+            var item = flow.GetValue<object>(this.item);
+
+            if (list is Array)
+            {
+                var resizableList = new ArrayList(list);
+                resizableList.Add(item);
+                flow.SetValue(listOutput, resizableList.ToArray(list.GetType().GetElementType()));
+            }
+            else
+            {
+                list.Add(item);
+
+                flow.SetValue(listOutput, list);
+            }
+
+            return exit;
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/AddListItem.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/ClearList.cs

@@ -0,0 +1,79 @@
+using System;
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Clears all items from a list.
+    /// </summary>
+    [UnitCategory("Collections/Lists")]
+    [UnitSurtitle("List")]
+    [UnitShortTitle("Clear")]
+    [UnitOrder(6)]
+    [TypeIcon(typeof(RemoveListItem))]
+    public sealed class ClearList : Unit
+    {
+        /// <summary>
+        /// The entry point for the node.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput enter { get; private set; }
+
+        /// <summary>
+        /// The list.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("List")]
+        [PortLabelHidden]
+        public ValueInput listInput { get; private set; }
+
+        /// <summary>
+        /// The cleared list.
+        /// Note that the input list is modified directly and then returned,
+        /// except if it is an array, in which case a new empty array
+        /// is returned instead.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("List")]
+        [PortLabelHidden]
+        public ValueOutput listOutput { get; private set; }
+
+        /// <summary>
+        /// The action to execute once the list has been cleared.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput exit { get; private set; }
+
+        protected override void Definition()
+        {
+            enter = ControlInput(nameof(enter), Clear);
+            listInput = ValueInput<IList>(nameof(listInput));
+            listOutput = ValueOutput<IList>(nameof(listOutput));
+            exit = ControlOutput(nameof(exit));
+
+            Requirement(listInput, enter);
+            Assignment(enter, listOutput);
+            Succession(enter, exit);
+        }
+
+        public ControlOutput Clear(Flow flow)
+        {
+            var list = flow.GetValue<IList>(listInput);
+
+            if (list is Array)
+            {
+                flow.SetValue(listOutput, Array.CreateInstance(list.GetType().GetElementType(), 0));
+            }
+            else
+            {
+                list.Clear();
+
+                flow.SetValue(listOutput, list);
+            }
+
+            return exit;
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/ClearList.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/CreateList.cs

@@ -0,0 +1,58 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Creates a list from a number of item inputs.
+    /// </summary>
+    [UnitCategory("Collections/Lists")]
+    [UnitOrder(-1)]
+    [TypeIcon(typeof(IList))]
+    public sealed class CreateList : MultiInputUnit<object>
+    {
+        [DoNotSerialize]
+        protected override int minInputCount => 0;
+
+        [InspectorLabel("Elements")]
+        [UnitHeaderInspectable("Elements")]
+        [Inspectable]
+        public override int inputCount
+        {
+            get => base.inputCount;
+            set => base.inputCount = value;
+        }
+
+        /// <summary>
+        /// The created list.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput list { get; private set; }
+
+        protected override void Definition()
+        {
+            list = ValueOutput(nameof(list), Create);
+
+            base.Definition();
+
+            foreach (var input in multiInputs)
+            {
+                Requirement(input, list);
+            }
+
+            InputsAllowNull();
+        }
+
+        public IList Create(Flow flow)
+        {
+            var list = new AotList();
+
+            for (var i = 0; i < inputCount; i++)
+            {
+                list.Add(flow.GetValue<object>(multiInputs[i]));
+            }
+
+            return list;
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/CreateList.cs.meta

@@ -0,0 +1,11 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/GetListItem.cs

@@ -0,0 +1,53 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Gets the item at the specified index of a list.
+    /// </summary>
+    [UnitCategory("Collections/Lists")]
+    [UnitSurtitle("List")]
+    [UnitShortTitle("Get Item")]
+    [UnitOrder(0)]
+    [TypeIcon(typeof(IList))]
+    public sealed class GetListItem : Unit
+    {
+        /// <summary>
+        /// The list.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput list { get; private set; }
+
+        /// <summary>
+        /// The zero-based index.
+        /// </summary>
+        [DoNotSerialize]
+        public ValueInput index { get; private set; }
+
+        /// <summary>
+        /// The item.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput item { get; private set; }
+
+        protected override void Definition()
+        {
+            list = ValueInput<IList>(nameof(list));
+            index = ValueInput(nameof(index), 0);
+            item = ValueOutput(nameof(item), Get);
+
+            Requirement(list, item);
+            Requirement(index, item);
+        }
+
+        public object Get(Flow flow)
+        {
+            var list = flow.GetValue<IList>(this.list);
+            var index = flow.GetValue<int>(this.index);
+
+            return list[index];
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/GetListItem.cs.meta

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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/InsertListItem.cs

@@ -0,0 +1,98 @@
+using System;
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Inserts an item in a list at a specified index.
+    /// </summary>
+    [UnitCategory("Collections/Lists")]
+    [UnitSurtitle("List")]
+    [UnitShortTitle("Insert Item")]
+    [UnitOrder(3)]
+    [TypeIcon(typeof(AddListItem))]
+    public sealed class InsertListItem : Unit
+    {
+        /// <summary>
+        /// The entry point for the node.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlInput enter { get; private set; }
+
+        /// <summary>
+        /// The list.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("List")]
+        [PortLabelHidden]
+        public ValueInput listInput { get; private set; }
+
+        /// <summary>
+        /// The list with the added element.
+        /// Note that the input list is modified directly and then returned,
+        /// except if it is an array, in which case a new array with
+        /// the added element is returned instead.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabel("List")]
+        [PortLabelHidden]
+        public ValueOutput listOutput { get; private set; }
+
+        /// <summary>
+        /// The zero-based index at which to insert the item.
+        /// </summary>
+        [DoNotSerialize]
+        public ValueInput index { get; private set; }
+
+        /// <summary>
+        /// The item to insert.
+        /// </summary>
+        [DoNotSerialize]
+        public ValueInput item { get; private set; }
+
+        /// <summary>
+        /// The action to execute once the item has been inserted.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ControlOutput exit { get; private set; }
+
+        protected override void Definition()
+        {
+            enter = ControlInput(nameof(enter), Insert);
+            listInput = ValueInput<IList>(nameof(listInput));
+            item = ValueInput<object>(nameof(item));
+            index = ValueInput(nameof(index), 0);
+            listOutput = ValueOutput<IList>(nameof(listOutput));
+            exit = ControlOutput(nameof(exit));
+
+            Requirement(listInput, enter);
+            Requirement(item, enter);
+            Requirement(index, enter);
+            Assignment(enter, listOutput);
+            Succession(enter, exit);
+        }
+
+        public ControlOutput Insert(Flow flow)
+        {
+            var list = flow.GetValue<IList>(listInput);
+            var index = flow.GetValue<int>(this.index);
+            var item = flow.GetValue<object>(this.item);
+
+            if (list is Array)
+            {
+                var resizableList = new ArrayList(list);
+                resizableList.Insert(index, item);
+                flow.SetValue(listOutput, resizableList.ToArray(list.GetType().GetElementType()));
+            }
+            else
+            {
+                list.Insert(index, item);
+                flow.SetValue(listOutput, list);
+            }
+
+            return exit;
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/InsertListItem.cs.meta

@@ -0,0 +1,11 @@
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Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/ListContainsItem.cs

@@ -0,0 +1,53 @@
+using System.Collections;
+
+namespace Unity.VisualScripting
+{
+    /// <summary>
+    /// Checks whether a list contains the specified item.
+    /// </summary>
+    [UnitCategory("Collections/Lists")]
+    [UnitSurtitle("List")]
+    [UnitShortTitle("Contains Item")]
+    [TypeIcon(typeof(IList))]
+    public sealed class ListContainsItem : Unit
+    {
+        /// <summary>
+        /// The list.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput list { get; private set; }
+
+        /// <summary>
+        /// The item.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueInput item { get; private set; }
+
+        /// <summary>
+        /// Whether the list contains the item.
+        /// </summary>
+        [DoNotSerialize]
+        [PortLabelHidden]
+        public ValueOutput contains { get; private set; }
+
+        protected override void Definition()
+        {
+            list = ValueInput<IList>(nameof(list));
+            item = ValueInput<object>(nameof(item));
+            contains = ValueOutput(nameof(contains), Contains);
+
+            Requirement(list, contains);
+            Requirement(item, contains);
+        }
+
+        public bool Contains(Flow flow)
+        {
+            var list = flow.GetValue<IList>(this.list);
+            var item = flow.GetValue<object>(this.item);
+
+            return list.Contains(item);
+        }
+    }
+}

Library/PackageCache/com.unity.visualscripting@1.9.4/Runtime/VisualScripting.Flow/Framework/Collections/Lists/ListContainsItem.cs.meta

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