Set the declaration of found type maps.

Signed-off-by: Dimitar Dobrev <dpldobrev@protonmail.com>

src/Generator/Types/TypeMapDatabase.cs

@@ -63,6 +63,7 @@ namespace CppSharp.Types
 
             if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
             {
+                typeMap.Declaration = decl;
                 typeMap.Type = type;
                 return true;
             }
@@ -70,6 +71,7 @@ namespace CppSharp.Types
             typePrinter.PrintScopeKind = TypePrintScopeKind.Qualified;
             if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
             {
+                typeMap.Declaration = decl;
                 typeMap.Type = type;
                 return true;
             }
@@ -77,6 +79,7 @@ namespace CppSharp.Types
             typePrinter.ResolveTypedefs = true;
             if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
             {
+                typeMap.Declaration = decl;
                 typeMap.Type = type;
                 return true;
             }
@@ -85,6 +88,7 @@ namespace CppSharp.Types
             typePrinter.PrintScopeKind = TypePrintScopeKind.Local;
             if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
             {
+                typeMap.Declaration = decl;
                 typeMap.Type = type;
                 return true;
             }
@@ -93,6 +97,7 @@ namespace CppSharp.Types
             if (specialization != null &&
                 FindTypeMap(specialization.TemplatedDecl.Visit(typePrinter), out typeMap))
             {
+                typeMap.Declaration = decl;
                 typeMap.Type = type;
                 return true;
             }