Add the models that will be used in the source generator.

Tsu.Trees.RedGreen/sourcegen/Model/Child.cs

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+// Copyright © 2024 GGG KILLER <[email protected]>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+// and associated documentation files (the “Software”), to deal in the Software without
+// restriction, including without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom
+// the Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all copies or
+// substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+using Microsoft.CodeAnalysis;
+
+namespace Tsu.Trees.RedGreen.SourceGenerator.Model;
+
+internal sealed record Child(
+    INamedTypeSymbol TypeSymbol,
+    string Name
+);

Tsu.Trees.RedGreen/sourcegen/Model/Node.cs

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+// Copyright © 2024 GGG KILLER <[email protected]>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+// and associated documentation files (the “Software”), to deal in the Software without
+// restriction, including without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom
+// the Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all copies or
+// substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+using System.Collections.Immutable;
+using Microsoft.CodeAnalysis;
+
+namespace Tsu.Trees.RedGreen.SourceGenerator.Model;
+
+internal sealed record Node(
+    INamedTypeSymbol TypeSymbol,
+    ImmutableArray<Node> Descendants,
+    ImmutableArray<Child> Children,
+    ImmutableArray<IParameterSymbol> ExtraData
+)
+{
+    public bool Equals(Node? other) =>
+        other is not null
+        && SymbolEqualityComparer.Default.Equals(TypeSymbol, other.TypeSymbol)
+        && Descendants.SequenceEqual(other.Descendants)
+        && Children.SequenceEqual(other.Children)
+        && ExtraData.SequenceEqual(other.ExtraData, SymbolEqualityComparer.Default.Equals);
+
+    public override int GetHashCode()
+    {
+        var hash = new HashCode();
+        hash.Add(TypeSymbol, SymbolEqualityComparer.Default);
+        foreach (var node in Descendants)
+            hash.Add(node);
+        foreach (var child in Children)
+            hash.Add(child);
+        foreach (var data in ExtraData)
+            hash.Add(data, SymbolEqualityComparer.Default);
+        return hash.ToHashCode();
+    }
+}

Tsu.Trees.RedGreen/sourcegen/Model/NodeInfo.cs

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+// Copyright © 2024 GGG KILLER <[email protected]>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+// and associated documentation files (the “Software”), to deal in the Software without
+// restriction, including without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom
+// the Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all copies or
+// substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+using System.Collections.Immutable;
+using Microsoft.CodeAnalysis;
+
+namespace Tsu.Trees.RedGreen.SourceGenerator.Model;
+
+internal sealed record NodeInfo(
+    INamedTypeSymbol? BaseType,
+    INamedTypeSymbol NodeType,
+    ImmutableArray<TypedConstant> Kinds
+)
+{
+    public bool Equals(NodeInfo? other) =>
+        other is not null
+        && SymbolEqualityComparer.Default.Equals(BaseType, other.BaseType)
+        && SymbolEqualityComparer.Default.Equals(NodeType, other.NodeType)
+        && Kinds.SequenceEqual(other.Kinds);
+
+    public override int GetHashCode()
+    {
+        var hash = new HashCode();
+        hash.Add(BaseType, SymbolEqualityComparer.Default);
+        hash.Add(NodeType, SymbolEqualityComparer.Default);
+        foreach (var kind in Kinds)
+            hash.Add(kind);
+        return hash.ToHashCode();
+    }
+}

Tsu.Trees.RedGreen/sourcegen/Model/Tree.cs

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+// Copyright © 2024 GGG KILLER <[email protected]>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+// and associated documentation files (the “Software”), to deal in the Software without
+// restriction, including without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom
+// the Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all copies or
+// substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+using Microsoft.CodeAnalysis;
+
+namespace Tsu.Trees.RedGreen.SourceGenerator.Model;
+
+internal sealed record Tree(
+    Node Root,
+    string Suffix,
+    INamedTypeSymbol KindEnum,
+    bool CreateVisitors,
+    bool CreateWalker,
+    bool CreateRewriter
+);

Tsu.Trees.RedGreen/sourcegen/Model/TreeInfo.cs

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+// Copyright © 2024 GGG KILLER <[email protected]>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+// and associated documentation files (the “Software”), to deal in the Software without
+// restriction, including without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom
+// the Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all copies or
+// substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+using Microsoft.CodeAnalysis;
+
+namespace Tsu.Trees.RedGreen.SourceGenerator.Model;
+
+internal sealed record TreeInfo(
+    INamedTypeSymbol GreenBase,
+    INamedTypeSymbol RedBase,
+    INamedTypeSymbol KindEnum,
+    string Suffix,
+    bool CreateVisitors,
+    bool CreateWalker,
+    bool CreateRewriter
+);