Anonymous structs and unions (#29)

* Anonymous structs and unions

* Fix failing tests

* Add more tests and fix issues along the way

src/c/tests/structs/struct_anonymous_char_int/config.json

@@ -0,0 +1,27 @@
+{
+  "inputFilePath": "./main.c",
+  "userIncludeDirectories": [
+    "../../../production/ffi_helper/include"
+  ],
+  "ignoredIncludeFiles": [
+    "../../../production/ffi_helper/include/ffi_helper.h"
+  ],
+    "targetPlatforms": {
+    "windows": {
+      "i686-pc-windows-msvc": {},
+      "x86_64-pc-windows-msvc": {},
+      "aarch64-pc-windows-msvc": {}
+    },
+    "macos": {
+      "i686-apple-darwin": {},
+      "aarch64-apple-darwin": {},
+      "x86_64-apple-darwin": {},
+      "aarch64-apple-ios": {}
+    },
+    "linux": {
+      "i686-unknown-linux-gnu": {},
+      "x86_64-unknown-linux-gnu": {},
+      "aarch64-unknown-linux-gnu": {}
+    }
+  }
+}

src/c/tests/structs/struct_anonymous_char_int/main.c

@@ -0,0 +1,12 @@
+#include <stdio.h>
+#include "ffi_helper.h"
+
+struct struct_anonymous_char_int
+{
+    struct {
+        char a;
+        int b;
+    };
+};
+
+FFI_API_DECL struct struct_anonymous_char_int struct_anonymous_char_int;

src/c/tests/structs/struct_anonymous_nested/config.json

@@ -0,0 +1,27 @@
+{
+  "inputFilePath": "./main.c",
+  "userIncludeDirectories": [
+    "../../../production/ffi_helper/include"
+  ],
+  "ignoredIncludeFiles": [
+    "../../../production/ffi_helper/include/ffi_helper.h"
+  ],
+    "targetPlatforms": {
+    "windows": {
+      "i686-pc-windows-msvc": {},
+      "x86_64-pc-windows-msvc": {},
+      "aarch64-pc-windows-msvc": {}
+    },
+    "macos": {
+      "i686-apple-darwin": {},
+      "aarch64-apple-darwin": {},
+      "x86_64-apple-darwin": {},
+      "aarch64-apple-ios": {}
+    },
+    "linux": {
+      "i686-unknown-linux-gnu": {},
+      "x86_64-unknown-linux-gnu": {},
+      "aarch64-unknown-linux-gnu": {}
+    }
+  }
+}

src/c/tests/structs/struct_anonymous_nested/main.c

@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include "ffi_helper.h"
+
+struct struct_anonymous_nested
+{
+    struct {
+        struct {
+            char a;
+            int b;
+        };
+        struct {
+            char c;
+            int d;
+        };
+    };
+};
+
+FFI_API_DECL struct struct_anonymous_nested struct_anonymous_nested;

src/c/tests/structs/struct_int/main.c

@@ -4,6 +4,6 @@
 struct struct_int
 {
     int a;
-}
+};
 
 FFI_API_DECL struct struct_int struct_int;

src/c/tests/unions/union_anonymous_char_int/config.json

@@ -0,0 +1,27 @@
+{
+  "inputFilePath": "./main.c",
+  "userIncludeDirectories": [
+    "../../../production/ffi_helper/include"
+  ],
+  "ignoredIncludeFiles": [
+    "../../../production/ffi_helper/include/ffi_helper.h"
+  ],
+    "targetPlatforms": {
+    "windows": {
+      "i686-pc-windows-msvc": {},
+      "x86_64-pc-windows-msvc": {},
+      "aarch64-pc-windows-msvc": {}
+    },
+    "macos": {
+      "i686-apple-darwin": {},
+      "aarch64-apple-darwin": {},
+      "x86_64-apple-darwin": {},
+      "aarch64-apple-ios": {}
+    },
+    "linux": {
+      "i686-unknown-linux-gnu": {},
+      "x86_64-unknown-linux-gnu": {},
+      "aarch64-unknown-linux-gnu": {}
+    }
+  }
+}

src/c/tests/unions/union_anonymous_char_int/main.c

@@ -0,0 +1,12 @@
+#include <stdio.h>
+#include "ffi_helper.h"
+
+union union_anonymous_char_int
+{
+    union {
+        char a;
+        int b;
+    };
+};
+
+FFI_API_DECL union union_anonymous_char_int union_anonymous_char_int;

src/c/tests/unions/union_anonymous_nested/config.json

@@ -0,0 +1,27 @@
+{
+  "inputFilePath": "./main.c",
+  "userIncludeDirectories": [
+    "../../../production/ffi_helper/include"
+  ],
+  "ignoredIncludeFiles": [
+    "../../../production/ffi_helper/include/ffi_helper.h"
+  ],
+    "targetPlatforms": {
+    "windows": {
+      "i686-pc-windows-msvc": {},
+      "x86_64-pc-windows-msvc": {},
+      "aarch64-pc-windows-msvc": {}
+    },
+    "macos": {
+      "i686-apple-darwin": {},
+      "aarch64-apple-darwin": {},
+      "x86_64-apple-darwin": {},
+      "aarch64-apple-ios": {}
+    },
+    "linux": {
+      "i686-unknown-linux-gnu": {},
+      "x86_64-unknown-linux-gnu": {},
+      "aarch64-unknown-linux-gnu": {}
+    }
+  }
+}

src/c/tests/unions/union_anonymous_nested/main.c

@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include "ffi_helper.h"
+
+union union_anonymous_nested
+{
+    union {
+        union {
+            char a;
+            int b;
+        };
+        union {
+            char c;
+            int d;
+        };
+    };
+};
+
+FFI_API_DECL union union_anonymous_nested union_anonymous_nested;

src/cs/production/c2ffi.Data/CLocation.cs

@@ -17,13 +17,13 @@ public record struct CLocation : IComparable<CLocation>
     /// <summary>
     ///     Gets or sets the file name of the C header file with it's file extension but without it's directory path.
     /// </summary>
-    [JsonPropertyName("fileName")]
+    [JsonPropertyName("file_name")]
     public string FileName { get; set; }
 
     /// <summary>
     ///     Gets or sets the relative file path of the C header file.
     /// </summary>
-    [JsonPropertyName("filePath")]
+    [JsonPropertyName("file_path")]
     public string FilePath { get; set; }
 
     /// <summary>
@@ -47,7 +47,7 @@ public record struct CLocation : IComparable<CLocation>
     /// <summary>
     ///     Gets or sets a value indicating whether the location originates from a system header.
     /// </summary>
-    [JsonPropertyName("isSystem")]
+    [JsonPropertyName("is_system")]
     public bool IsSystem { get; set; }
 
     /// <summary>
@@ -71,11 +71,6 @@ public int CompareTo(CLocation other)
         }
 
         result = LineColumn.CompareTo(other.LineColumn);
-        if (result != 0)
-        {
-            return result;
-        }
-
         return result;
     }
 

src/cs/production/c2ffi.Data/CTypeInfo.cs → src/cs/production/c2ffi.Data/CType.cs

@@ -10,10 +10,10 @@ namespace c2ffi.Data;
 // NOTE: Properties are required for System.Text.Json serialization
 
 /// <summary>
-///     Represents information about a C type.
+///     Represents a C type.
 /// </summary>
 [PublicAPI]
-public class CTypeInfo : IEquatable<CTypeInfo>
+public class CType : IEquatable<CType>
 {
     /// <summary>
     ///     Gets or sets the name of the C type.
@@ -54,7 +54,7 @@ public class CTypeInfo : IEquatable<CTypeInfo>
     /// <summary>
     ///     Gets or sets a value indicating whether the C type is anonymous.
     /// </summary>
-    [JsonPropertyName("is_snonymous")]
+    [JsonPropertyName("is_anonymous")]
     public bool? IsAnonymous { get; set; }
 
     /// <summary>
@@ -73,7 +73,7 @@ public class CTypeInfo : IEquatable<CTypeInfo>
     ///     Gets or sets the inner type information for pointer, array, and typedef alias types.
     /// </summary>
     [JsonPropertyName("inner_type")]
-    public CTypeInfo? InnerTypeInfo { get; set; }
+    public CType? InnerType { get; set; }
 
     /// <inheritdoc />
     [ExcludeFromCodeCoverage]
@@ -83,14 +83,14 @@ public override string ToString()
     }
 
     /// <summary>
-    ///     Determines whether the specified <see cref="CTypeInfo" /> is equal to the current <see cref="CTypeInfo" />.
+    ///     Determines whether the specified <see cref="CType" /> is equal to the current <see cref="CType" />.
     /// </summary>
-    /// <param name="other">The <see cref="CTypeInfo" /> to compare with the current <see cref="CTypeInfo" />.</param>
+    /// <param name="other">The <see cref="CType" /> to compare with the current <see cref="CType" />.</param>
     /// <returns>
-    ///     <see langword="true" /> if the specified <see cref="CTypeInfo" /> is equal to the current
-    ///     <see cref="CTypeInfo" />; otherwise, <see langword="false" />.
+    ///     <see langword="true" /> if the specified <see cref="CType" /> is equal to the current
+    ///     <see cref="CType" />; otherwise, <see langword="false" />.
     /// </returns>
-    public bool Equals(CTypeInfo? other)
+    public bool Equals(CType? other)
     {
         if (other is null)
         {
@@ -130,7 +130,7 @@ public override bool Equals(object? obj)
             return false;
         }
 
-        return Equals((CTypeInfo)obj);
+        return Equals((CType)obj);
     }
 
     /// <inheritdoc />
@@ -147,7 +147,7 @@ public override int GetHashCode()
         hashCode.Add(IsAnonymous);
         hashCode.Add(IsConst);
         hashCode.Add(Location);
-        hashCode.Add(InnerTypeInfo);
+        hashCode.Add(InnerType);
         return hashCode.ToHashCode();
         // ReSharper restore NonReadonlyMemberInGetHashCode
     }

src/cs/production/c2ffi.Data/Generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/JsonSerializerContextCFfiCrossPlatform.CFunction.g.cs

@@ -64,24 +64,24 @@ public partial class JsonSerializerContextCFfiCrossPlatform
 
             properties[0] = global::System.Text.Json.Serialization.Metadata.JsonMetadataServices.CreatePropertyInfo<global::c2ffi.Data.CFunctionCallingConvention>(options, info0);
 
-            var info1 = new global::System.Text.Json.Serialization.Metadata.JsonPropertyInfoValues<global::c2ffi.Data.CTypeInfo>
+            var info1 = new global::System.Text.Json.Serialization.Metadata.JsonPropertyInfoValues<global::c2ffi.Data.CType>
             {
                 IsProperty = true,
                 IsPublic = true,
                 IsVirtual = false,
                 DeclaringType = typeof(global::c2ffi.Data.Nodes.CFunction),
                 Converter = null,
-                Getter = static obj => ((global::c2ffi.Data.Nodes.CFunction)obj).ReturnTypeInfo,
-                Setter = static (obj, value) => ((global::c2ffi.Data.Nodes.CFunction)obj).ReturnTypeInfo = value!,
+                Getter = static obj => ((global::c2ffi.Data.Nodes.CFunction)obj).ReturnType,
+                Setter = static (obj, value) => ((global::c2ffi.Data.Nodes.CFunction)obj).ReturnType = value!,
                 IgnoreCondition = null,
                 HasJsonInclude = false,
                 IsExtensionData = false,
                 NumberHandling = null,
-                PropertyName = "ReturnTypeInfo",
+                PropertyName = "ReturnType",
                 JsonPropertyName = "return_type"
             };
 
-            properties[1] = global::System.Text.Json.Serialization.Metadata.JsonMetadataServices.CreatePropertyInfo<global::c2ffi.Data.CTypeInfo>(options, info1);
+            properties[1] = global::System.Text.Json.Serialization.Metadata.JsonMetadataServices.CreatePropertyInfo<global::c2ffi.Data.CType>(options, info1);
 
             var info2 = new global::System.Text.Json.Serialization.Metadata.JsonPropertyInfoValues<global::System.Collections.Immutable.ImmutableArray<global::c2ffi.Data.Nodes.CFunctionParameter>>
             {

src/cs/production/c2ffi.Data/Generated/System.Text.Json.SourceGeneration/System.Text.Json.SourceGeneration.JsonSourceGenerator/JsonSerializerContextCFfiCrossPlatform.CFunctionParameter.g.cs

@@ -64,24 +64,24 @@ public partial class JsonSerializerContextCFfiCrossPlatform
 
             properties[0] = global::System.Text.Json.Serialization.Metadata.JsonMetadataServices.CreatePropertyInfo<string>(options, info0);
 
-            var info1 = new global::System.Text.Json.Serialization.Metadata.JsonPropertyInfoValues<global::c2ffi.Data.CTypeInfo>
+            var info1 = new global::System.Text.Json.Serialization.Metadata.JsonPropertyInfoValues<global::c2ffi.Data.CType>
             {
                 IsProperty = true,
                 IsPublic = true,
                 IsVirtual = false,
                 DeclaringType = typeof(global::c2ffi.Data.Nodes.CFunctionParameter),
                 Converter = null,
-                Getter = static obj => ((global::c2ffi.Data.Nodes.CFunctionParameter)obj).TypeInfo,
-                Setter = static (obj, value) => ((global::c2ffi.Data.Nodes.CFunctionParameter)obj).TypeInfo = value!,
+                Getter = static obj => ((global::c2ffi.Data.Nodes.CFunctionParameter)obj).Type,
+                Setter = static (obj, value) => ((global::c2ffi.Data.Nodes.CFunctionParameter)obj).Type = value!,
                 IgnoreCondition = null,
                 HasJsonInclude = false,
                 IsExtensionData = false,
                 NumberHandling = null,
-                PropertyName = "TypeInfo",
+                PropertyName = "Type",
                 JsonPropertyName = "type"
             };
 
-            properties[1] = global::System.Text.Json.Serialization.Metadata.JsonMetadataServices.CreatePropertyInfo<global::c2ffi.Data.CTypeInfo>(options, info1);
+            properties[1] = global::System.Text.Json.Serialization.Metadata.JsonMetadataServices.CreatePropertyInfo<global::c2ffi.Data.CType>(options, info1);
 
             var info2 = new global::System.Text.Json.Serialization.Metadata.JsonPropertyInfoValues<global::c2ffi.Data.CLocation?>
             {