Fix for projectable instance members returning complex types

tests/EntityFrameworkCore.Projectables.Generator.Tests/ProjectionExpressionGeneratorTests.MinimalProjectableComputedProperty.verified.txt

@@ -0,0 +1,16 @@
+using System;
+using EntityFrameworkCore.Projectables;
+using Foo;
+
+namespace EntityFrameworkCore.Projectables.Generated
+#nullable disable
+{
+    public static class Foo_C_Foo
+    {
+        public static System.Linq.Expressions.Expression<System.Func<global::Foo.C, int>> Expression()
+        {
+            return (global::Foo.C @this) => 
+                @this.Bar;
+        }
+    }
+}

tests/EntityFrameworkCore.Projectables.Generator.Tests/ProjectionExpressionGeneratorTests.MixPrimaryConstructorAndProperties.verified.txt

@@ -0,0 +1,20 @@
+using System;
+using System.Linq;
+using System.Collections.Generic;
+using EntityFrameworkCore.Projectables;
+using Foo;
+
+namespace EntityFrameworkCore.Projectables.Generated
+#nullable disable
+{
+    public static class Foo_EntityExtensions_Entity_Something
+    {
+        public static System.Linq.Expressions.Expression<System.Func<global::Foo.EntityExtensions.Entity, global::Foo.EntityExtensions.Entity>> Expression()
+        {
+            return (global::Foo.EntityExtensions.Entity entity) => 
+                new Entity(entity.Id) {
+                    FullName = entity.FullName
+                };
+        }
+    }
+}

tests/EntityFrameworkCore.Projectables.Generator.Tests/ProjectionExpressionGeneratorTests.cs

@@ -76,6 +76,30 @@ namespace Foo {
             return Verifier.Verify(result.GeneratedTrees[0].ToString());
         }
 
+        [Fact]
+        public Task MinimalProjectableComputedProperty()
+        {
+            var compilation = CreateCompilation(@"
+using System;
+using EntityFrameworkCore.Projectables;
+namespace Foo {
+    class C {
+        public int Bar { get; set; }
+
+        [Projectable]
+        public int Foo => Bar;
+    }
+}
+");
+
+            var result = RunGenerator(compilation);
+
+            Assert.Empty(result.Diagnostics);
+            Assert.Single(result.GeneratedTrees);
+
+            return Verifier.Verify(result.GeneratedTrees[0].ToString());
+        }
+
         [Fact]
         public Task SimpleProjectableComputedProperty()
         {
@@ -900,6 +924,41 @@ namespace Foo {
             return Verifier.Verify(result.GeneratedTrees[0].ToString());
         }
 
+        [Fact]
+        public Task MixPrimaryConstructorAndProperties()
+        {
+            var compilation = CreateCompilation(@"
+using System;
+using System.Linq;
+using System.Collections.Generic;
+using EntityFrameworkCore.Projectables;
+
+namespace Foo {
+    public static class EntityExtensions
+    {
+        public record Entity(int Id)
+        {
+            public int Id { get; set; }
+            public string? FullName { get; set; }
+
+            [Projectable]
+            public static Entity Something(Entity entity)
+                => new Entity(entity.Id) {
+                    FullName = entity.FullName
+                };
+        }
+    }
+}
+");
+
+            var result = RunGenerator(compilation);
+
+            Assert.Empty(result.Diagnostics);
+            Assert.Single(result.GeneratedTrees);
+
+            return Verifier.Verify(result.GeneratedTrees[0].ToString());
+        }
+
         #region Helpers
 
         Compilation CreateCompilation(string source, bool expectedToCompile = true)