Add CppInclusionDirective

Author: xoofx

src/CppAst/CppElement.cs

@@ -71,7 +71,6 @@ public string FullParentName
         /// <summary>
         /// Gets the source file of this element.
         /// </summary>
-        public string SourceFile => string.IsNullOrWhiteSpace(Span.Start.File) ? (Parent as CppElement)?.SourceFile : Span.Start.File;
-
+        public string SourceFile => Span.Start.File;
     }
 }

src/CppAst/CppGlobalDeclarationContainer.cs

@@ -1,4 +1,4 @@
-// Copyright (c) Alexandre Mutel. All rights reserved.
+// Copyright (c) Alexandre Mutel. All rights reserved.
 // Licensed under the BSD-Clause 2 license.
 // See license.txt file in the project root for full license information.
 
@@ -33,6 +33,7 @@ public CppGlobalDeclarationContainer()
             Attributes = new List<CppAttribute>();
             TokenAttributes = new List<CppAttribute>();
             Properties = new CppContainerList<CppProperty>(this);
+            InclusionDirectives = new CppContainerList<CppInclusionDirective>(this);
         }
 
         /// <summary>
@@ -72,6 +73,11 @@ public CppGlobalDeclarationContainer()
 
         public MetaAttributeMap MetaAttributes { get; private set; } = new MetaAttributeMap();
 
+        /// <summary>
+        /// Gets the list of inclusion directives for this container.
+        /// </summary>
+        public CppContainerList<CppInclusionDirective> InclusionDirectives { get; }
+
         /// <inheritdoc />
         public virtual IEnumerable<ICppDeclaration> Children()
         {

src/CppAst/CppInclusionDirective.cs

@@ -0,0 +1,19 @@
+// Copyright (c) Alexandre Mutel. All rights reserved.
+// Licensed under the BSD-Clause 2 license.
+// See license.txt file in the project root for full license information.
+
+namespace CppAst;
+
+/// <summary>
+/// Represents a header inclusion directive.
+/// </summary>
+public class CppInclusionDirective : CppElement
+{
+    /// <summary>
+    /// Gets or sets the file name being included.
+    /// </summary>
+    public string FileName { get; set; }
+
+    /// <inheritdoc />
+    public override string ToString() => FileName ?? "<empty>";
+}

src/CppAst/CppModelBuilder.cs

@@ -624,8 +624,19 @@ private CXChildVisitResult VisitMember(CXCursor cursor, CXCursor parent, void* d
                     element = ParseMacro(cursor);
                     break;
 
-                case CXCursorKind.CXCursor_MacroExpansion:
+
                 case CXCursorKind.CXCursor_InclusionDirective:
+                    var file = cursor.IncludedFile;
+                    CppInclusionDirective inclusionDirective = new()
+                    {
+                        FileName = file.Name.ToString()
+                    };
+                    element = inclusionDirective;
+                    var rootContainer = (CppGlobalDeclarationContainer)_rootContainerContext.DeclarationContainer;
+                    rootContainer.InclusionDirectives.Add(inclusionDirective);
+                    break;
+
+                case CXCursorKind.CXCursor_MacroExpansion:
                 case CXCursorKind.CXCursor_FirstRef:
                 case CXCursorKind.CXCursor_ObjCIvarDecl:
                 case CXCursorKind.CXCursor_TemplateTypeParameter: