fix: add missing function parameter docs in SymbolDescribeMapper.hpp

Author: gennaroprota

include/mrdocs/Metadata/Symbol/SymbolDescribeMapper.hpp

@@ -20,6 +20,7 @@
 #include <mrdocs/Metadata/Specifiers/StorageClassKind.hpp>
 #include <locale>
 #include <string_view>
+#include <type_traits>
 
 namespace mrdocs {
 
@@ -143,6 +144,10 @@ mapAllDescribedMembers(
     This replaces the manual `tag_invoke()` implementations with a single
     call that handles all member mappings via reflection.
 
+    @param io The IO object to use for mapping.
+    @param obj The object to be mapped.
+    @param domCorpus The DomCorpus used to create the DOM values.
+
     Usage in a Symbol type:
 
     @code
@@ -153,10 +158,10 @@ mapAllDescribedMembers(
         FunctionSymbol const& I,
         DomCorpus const* domCorpus)
     {
-        // First map base Symbol members.
+        // First, map base Symbol members.
         tag_invoke(t, io, I.asInfo(), domCorpus);
 
-        // Then automatically map all FunctionSymbol-specific members.
+        // Then, automatically map all FunctionSymbol-specific members.
         mapWithDescribe(io, I, domCorpus);
     }
     @endcode