From f78990cd1675239138c21287acb372eb56ffbc68 Mon Sep 17 00:00:00 2001
From: Sergio Pedri <sergio0694@live.com>
Date: Sun, 5 Nov 2023 13:51:35 +0100
Subject: [PATCH] Add AttributesGenerator type to emit attributes

---
 src/dnne-analyzers/AttributesGenerator.cs | 65 +++++++++++++++++++++++
 src/dnne-analyzers/Class1.cs              |  9 ----
 2 files changed, 65 insertions(+), 9 deletions(-)
 create mode 100644 src/dnne-analyzers/AttributesGenerator.cs
 delete mode 100644 src/dnne-analyzers/Class1.cs

diff --git a/src/dnne-analyzers/AttributesGenerator.cs b/src/dnne-analyzers/AttributesGenerator.cs
new file mode 100644
index 0000000..e5ac099
--- /dev/null
+++ b/src/dnne-analyzers/AttributesGenerator.cs
@@ -0,0 +1,65 @@
+using Microsoft.CodeAnalysis;
+
+namespace DNNE;
+
+/// <summary>
+/// A generator that generates all the necessary DNNE attributes.
+/// </summary>
+[Generator(LanguageNames.CSharp)]
+public sealed class AttributesGenerator : IIncrementalGenerator
+{
+    /// <inheritdoc/>
+    public void Initialize(IncrementalGeneratorInitializationContext context)
+    {
+        context.RegisterPostInitializationOutput(static context =>
+        {
+            context.AddSource("DnneAttributes.g.cs", """
+                // <auto-generated/>
+                #pragma warning disable
+
+                namespace DNNE
+                {
+                    /// <summary>
+                    /// Provides C code to be defined early in the generated C header file.
+                    /// </summary>
+                    /// <remarks>
+                    /// This attribute is respected on an exported method declaration or on a parameter for the method.
+                    /// The following header files will be included prior to the code being defined.
+                    /// <list type="bullet">
+                    ///   <item><c>stddef.h</c></item>
+                    ///   <item><c>stdint.h</c></item>
+                    ///   <item><c>dnne.h</c></item>
+                    /// </list>
+                    /// </remarks>
+                    internal sealed class C99DeclCodeAttribute : global::System.Attribute
+                    {
+                        /// <summary>
+                        /// Creates a new <see cref="C99DeclCodeAttribute"/> instance with the specified parameters.
+                        /// </summary>
+                        /// <param name="code">The C code to be defined in the generated C header file.</param>
+                        public C99DeclCodeAttribute(string code)
+                        {
+                        }
+                    }
+
+                    /// <summary>
+                    /// Defines the C type to be used.
+                    /// </summary>
+                    /// <remarks>
+                    /// The level of indirection should be included in the supplied string.
+                    /// </remarks>
+                    internal sealed class C99TypeAttribute : global::System.Attribute
+                    {
+                        /// <summary>
+                        /// Creates a new <see cref="C99TypeAttribute"/> instance with the specified parameters.
+                        /// </summary>
+                        /// <param name="code">The C type to be used.</param>
+                        public C99TypeAttribute(string code)
+                        {
+                        }
+                    }
+                }
+                """);
+        });
+    }
+}
diff --git a/src/dnne-analyzers/Class1.cs b/src/dnne-analyzers/Class1.cs
deleted file mode 100644
index 16eee1c..0000000
--- a/src/dnne-analyzers/Class1.cs
+++ /dev/null
@@ -1,9 +0,0 @@
-using System;
-
-namespace dnne_analyzers
-{
-    public class Class1
-    {
-
-    }
-}