feat: add Prettify.hpp

Author: DNKpp

include/ctnp/Prettify.hpp

@@ -0,0 +1,68 @@
+//          Copyright Dominic (DNKpp) Koepke 2025 - 2025.
+// Distributed under the Boost Software License, Version 1.0.
+//    (See accompanying file LICENSE_1_0.txt or copy at
+//          https://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef CTNP_PRETTIFY_HPP
+#define CTNP_PRETTIFY_HPP
+
+#pragma once
+
+#include "ctnp/Lexer.hpp"
+#include "ctnp/PrintVisitor.hpp"
+#include "ctnp/config/Config.hpp"
+#include "ctnp/parsing/Parser.hpp"
+
+namespace ctnp
+{
+    namespace detail
+    {
+        [[nodiscard]]
+        constexpr std::string_view remove_template_details(std::string_view name) noexcept
+        {
+            if (name.ends_with(']'))
+            {
+                auto rest = name | std::views::reverse | std::views::drop(1);
+                if (auto const openingIter = std::ranges::find(rest, '[');
+                    openingIter != rest.end())
+                {
+                    auto const end = std::ranges::find_if_not(
+                        openingIter + 1,
+                        rest.end(),
+                        lexing::is_space);
+                    name = std::string_view{name.cbegin(), end.base()};
+                }
+            }
+
+            return name;
+        }
+    }
+
+    template <print_iterator OutIter>
+    constexpr OutIter prettify_type(OutIter out, std::string_view name)
+    {
+        static_assert(parsing::parser_visitor<PrintVisitor<OutIter>>);
+
+        PrintVisitor<OutIter> visitor{std::move(out)};
+        parsing::Parser parser{std::ref(visitor), name};
+        parser.parse_type();
+
+        return visitor.out();
+    }
+
+    template <print_iterator OutIter>
+    constexpr OutIter prettify_function(OutIter out, std::string_view name)
+    {
+        name = detail::remove_template_details(name);
+
+        static_assert(parsing::parser_visitor<PrintVisitor<OutIter>>);
+
+        PrintVisitor<OutIter> visitor{std::move(out)};
+        parsing::Parser parser{std::ref(visitor), name};
+        parser.parse_function();
+
+        return visitor.out();
+    }
+}
+
+#endif

tests/CMakeLists.txt

@@ -12,6 +12,7 @@ set(CMAKE_CXX_STANDARD ${CTNP_CXX_STANDARD})
 add_executable(${TARGET_NAME}
     "Algorithm.cpp"
     "Lexer.cpp"
+    "Prettify.cpp"
     "TypeList.cpp"
     "Version.cpp"
 )