Merge pull request #1123 from gircore/is-fundamental-api

GObject.Type: Add IsFundamental method
gircore · Sep 22, 2024 · 5a0ef8b · 5a0ef8b
2 parents de22d73 + 357a6bd
commit 5a0ef8b
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Showing 3 changed files with 24 additions and 1 deletion.
diff --git a/src/Generation/Generator/Renderer/Internal/GlobalFunctions.cs b/src/Generation/Generator/Renderer/Internal/GlobalFunctions.cs
@@ -19,7 +19,7 @@ namespace {Namespace.GetInternalName(functions.First().Namespace)};
 
 // AUTOGENERATED FILE - DO NOT MODIFY
 
-public partial class Functions
+public static partial class Functions
 {{
     {Functions.Render(functions)}
 }}";

diff --git a/src/Libs/GObject-2.0/Internal/Functions.cs b/src/Libs/GObject-2.0/Internal/Functions.cs
@@ -9,4 +9,14 @@ public partial class Functions
     // why it is defined manually here.
     [DllImport(ImportResolver.Library, EntryPoint = "g_strv_get_type")]
     internal static extern nuint StrvGetType();
+
+    /// <summary>
+    /// Returns whether the given type is a fundamental type.
+    /// </summary>
+    /// <returns>True if the type is fundamental otherwise false.</returns>
+    public static bool IsFundamental(nuint type)
+    {
+        //255 << 2 corresponds to G_TYPE_FUNDAMENTAL_MAX
+        return type <= (255 << 2);
+    }
 }
diff --git a/src/Tests/Libs/GObject-2.0.Tests/Records/TypeTest.cs b/src/Tests/Libs/GObject-2.0.Tests/Records/TypeTest.cs
@@ -14,4 +14,17 @@ public void SizeOfTypeIs8()
             sizeof(Type).Should().Be(8);
         }
     }
+
+    [TestMethod]
+    public void FundamentalTypesCanBeDetected()
+    {
+        //(255 << 2) => G_TYPE_FUNDAMENTAL_MAX
+        Internal.Functions.IsFundamental(255 << 2).Should().BeTrue();
+
+        //Fundamental types
+        Internal.Functions.IsFundamental(Object.GetGType().Value).Should().BeTrue();
+
+        //Non fundamental types
+        Internal.Functions.IsFundamental(Binding.GetGType().Value).Should().BeFalse();
+    }
 }