From 73e69a5e8463acadda6b9618ba236b25d9dd9b30 Mon Sep 17 00:00:00 2001
From: Daniel Lemire <daniel@lemire.me>
Date: Fri, 3 Apr 2026 15:32:42 -0400
Subject: [PATCH] Get reflection working without warnings under GCC 16 (#2658)

* wip gcc16

* progress

* minor gcc16 fixes

* final step

* Update include/simdjson/padded_string-inl.h

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update include/simdjson/padded_string.h

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* renaming test function

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
---
 CMakeLists.txt                                |   24 +
 doc/basics.md                                 |    4 -
 include/simdjson/compile_time_json-inl.h      |   69 +-
 include/simdjson/constevalutil.h              |    5 +
 .../simdjson/generic/builder/json_builder.h   |   21 +-
 .../generic/builder/json_string_builder-inl.h |    4 +-
 .../generic/builder/json_string_builder.h     |    4 +-
 .../simdjson/generic/ondemand/document-inl.h  |   24 +-
 include/simdjson/generic/ondemand/document.h  |   48 +-
 .../generic/ondemand/std_deserialize.h        |    2 +-
 jsonexamples/example_config.json              |   11 +
 singleheader/simdjson.cpp                     |    7 +-
 singleheader/simdjson.h                       | 1003 ++++++++---------
 singleheader/singleheader.zip                 |  Bin 10446628 -> 10449986 bytes
 .../static_reflection_builder_tests.cpp       |   38 +-
 .../static_reflection_comprehensive_tests.cpp |  132 ++-
 .../static_reflection_custom_tests.cpp        |    8 +-
 .../static_reflection_edge_cases_tests.cpp    |   40 +-
 .../builder/static_reflection_enum_tests.cpp  |   14 +-
 ...static_reflection_fractured_json_tests.cpp |   22 +-
 .../compile_time/compile_time_json_tests.cpp  |   21 +-
 tests/ondemand/ondemand_convert_tests.cpp     |   24 +-
 .../ondemand_wrong_type_error_tests.cpp       |    4 +-
 23 files changed, 750 insertions(+), 779 deletions(-)
 create mode 100644 jsonexamples/example_config.json

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c3a1d473b..1363cdf03 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -167,13 +167,37 @@ if(MSVC)
   endif()
 endif()
 
+
+
 if(SIMDJSON_STATIC_REFLECTION)
+
+
+  if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_CXX_COMPILER_VERSION MATCHES "^21")
+    execute_process(
+        COMMAND ${CMAKE_CXX_COMPILER} --version
+        OUTPUT_VARIABLE CLANG_VERSION_OUTPUT
+        ERROR_VARIABLE CLANG_VERSION_ERROR
+        RESULT_VARIABLE CLANG_VERSION_RESULT
+    )
+    if(CLANG_VERSION_RESULT EQUAL 0 AND CLANG_VERSION_OUTPUT MATCHES "https://github.com/bloomberg/clang-p2996.git")
+        set(IS_BLOOMBERG_P2996_CLANG ON)
+        message(STATUS "Using Bloomberg P2996 Clang fork")
+    endif()
+  endif()
+
   # We would like to require C++26, but no compiler supports that!
   # This is a hack:
+  if(IS_BLOOMBERG_P2996_CLANG)
   simdjson_add_props(
       target_compile_options PUBLIC
       -freflection -fexpansion-statements -stdlib=libc++ -std=c++26
   )
+  else()
+  simdjson_add_props(
+      target_compile_options PUBLIC
+      -freflection -std=c++26
+  )
+  endif()
 else()
   simdjson_add_props(target_compile_features PUBLIC cxx_std_11)
 endif()
diff --git a/doc/basics.md b/doc/basics.md
index 7eb258fe8..fd5e36170 100644
--- a/doc/basics.md
+++ b/doc/basics.md
@@ -1300,10 +1300,6 @@ You can also use the custom `Car` type as part of a template such as `std::vecto
   simdjson::ondemand::parser parser;
   simdjson::ondemand::document doc = parser.iterate(json);
   std::vector<Car> cars(doc);
-  // visual studio users need an explicit call:
-  //   std::vector<Car> cars = doc.get<std::vector<Car>>();
-  // because the compiler does not know whether to convert
-  // doc to an unsigned int or to a vector.
   for(Car& c : cars) {
     std::cout << c.year << std::endl;
   }
diff --git a/include/simdjson/compile_time_json-inl.h b/include/simdjson/compile_time_json-inl.h
index c4cae09a5..d85b150ef 100644
--- a/include/simdjson/compile_time_json-inl.h
+++ b/include/simdjson/compile_time_json-inl.h
@@ -266,6 +266,12 @@ consteval std::pair<double, size_t> parse_double(const char *src,
 }
 } // namespace number_parsing
 
+consteval auto make_data_member_options(auto&& name_str) {
+  std::meta::data_member_options options{};
+  options.name = std::forward<decltype(name_str)>(name_str);
+  return options;
+}
+
 // JSON string may contain embedded nulls, and C++26 reflection does not yet
 // support std::string_view as a data member type. As a workaround, we define
 // a custom type that holds a const char* and a size.
@@ -320,7 +326,8 @@ using class_type = type_builder<meta_info...>::constructed_type;
 /**
  * @brief Variable template for constructing instances with values
  */
-template <typename T, auto... Vs> constexpr auto construct_from = T{Vs...};
+template <typename T, auto... Vs> constexpr T construct_from = T{Vs...};
+
 
 // in JSON, there are only a few whitespace characters that are allowed
 // outside of objects, arrays, strings, and numbers.
@@ -410,7 +417,7 @@ parse_number(std::string_view json,
         std::from_chars(json.data(), json.data() + json.size(), int_value);
     if (res.ec == std::errc()) {
       out = int_value;
-      if ((res.ptr - json.data()) != scope) {
+      if (static_cast<std::size_t>(res.ptr - json.data()) != scope) {
         simdjson_consteval_error(
             "Internal error: cannot agree on the character range of the float");
       }
@@ -424,7 +431,7 @@ parse_number(std::string_view json,
         std::from_chars(json.data(), json.data() + json.size(), uint_value);
     if (res.ec == std::errc()) {
       out = uint_value;
-      if ((res.ptr - json.data()) != scope) {
+      if (static_cast<std::size_t>(res.ptr - json.data()) != scope) {
         simdjson_consteval_error(
             "Internal error: cannot agree on the character range of the float");
       }
@@ -533,7 +540,7 @@ parse_string(std::string_view json) {
       // present, we have an error (isolated high surrogate), which we
       // tolerate by substituting the substitution_code_point.
       if (end - cursor < 6 || *cursor != '\\' ||
-          *(cursor + 1) != 'u' > 0xFFFF) {
+          *(cursor + 1) != 'u') {
         code_point = substitution_code_point;
       } else {       // we have \u following the high surrogate
         cursor += 2; // skip \u
@@ -887,10 +894,19 @@ parse_json_array_impl(const std::string_view json) {
   std::size_t count = values.size() - 1;
   // We assume all elements have the same type as the first element.
   // However, if the array is heterogeneous, we should use std::variant.
+  auto elem_type = std::meta::type_of(values[1]);
+  // String literals reflected via reflect_constant_string have type const
+  // char[N], but when passed as template auto parameters they decay to
+  // const char*.  Use const char* as the element type so that
+  // construct_from can aggregate-initialize the array.
+  if (std::meta::is_array_type(elem_type) &&
+      std::meta::remove_all_extents(elem_type) == ^^const char) {
+    elem_type = ^^const char *;
+  }
   auto array_type = std::meta::substitute(
       ^^std::array,
       {
-          std::meta::type_of(values[1]), std::meta::reflect_constant(count)});
+          elem_type, std::meta::reflect_constant(count)});
 
   // Create array instance with values
   values[0] = array_type;
@@ -957,8 +973,7 @@ parse_json_object_impl(std::string_view json) {
         simdjson_consteval_error("Expected '}'");
       }
       cursor += object_size;
-      auto dms = std::meta::data_member_spec(std::meta::type_of(parsed),
-                                             {.name = field_name});
+      auto dms = std::meta::data_member_spec(std::meta::type_of(parsed), make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(parsed);
 
@@ -967,8 +982,7 @@ parse_json_object_impl(std::string_view json) {
     case '[': {
       std::string_view value(cursor, end);
       auto [parsed, array_size] = parse_json_array_impl(value);
-      auto dms = std::meta::data_member_spec(std::meta::type_of(parsed),
-                                             {.name = field_name});
+      auto dms = std::meta::data_member_spec(std::meta::type_of(parsed), make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(parsed);
       if (*(cursor + array_size - 1) != ']') {
@@ -989,8 +1003,7 @@ parse_json_object_impl(std::string_view json) {
         }
       }
       auto dms =
-          std::meta::data_member_spec(^^const char *, {
-                                                          .name = field_name});
+          std::meta::data_member_spec(^^const char *, make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(std::meta::reflect_constant_string(value));
       break;
@@ -1001,8 +1014,7 @@ parse_json_object_impl(std::string_view json) {
       }
       cursor += 4;
 
-      auto dms = std::meta::data_member_spec(^^bool, {
-                                                         .name = field_name});
+      auto dms = std::meta::data_member_spec(^^bool, make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(std::meta::reflect_constant(true));
       break;
@@ -1013,8 +1025,7 @@ parse_json_object_impl(std::string_view json) {
       }
       cursor += 5;
 
-      auto dms = std::meta::data_member_spec(^^bool, {
-                                                         .name = field_name});
+      auto dms = std::meta::data_member_spec(^^bool, make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(std::meta::reflect_constant(false));
       break;
@@ -1025,9 +1036,7 @@ parse_json_object_impl(std::string_view json) {
       }
       cursor += 4;
 
-      auto dms = std::meta::data_member_spec(^^std::nullptr_t,
-                                             {
-                                                 .name = field_name});
+      auto dms = std::meta::data_member_spec(^^std::nullptr_t, make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(std::meta::reflect_constant(nullptr));
       break;
@@ -1051,22 +1060,19 @@ parse_json_object_impl(std::string_view json) {
       if (std::holds_alternative<int64_t>(out)) {
         int64_t int_value = std::get<int64_t>(out);
         auto dms =
-            std::meta::data_member_spec(^^int64_t, {
-                                                       .name = field_name});
+            std::meta::data_member_spec(^^int64_t, make_data_member_options(field_name));
         members.push_back(std::meta::reflect_constant(dms));
         values.push_back(std::meta::reflect_constant(int_value));
       } else if (std::holds_alternative<uint64_t>(out)) {
         uint64_t uint_value = std::get<uint64_t>(out);
         auto dms =
-            std::meta::data_member_spec(^^uint64_t, {
-                                                        .name = field_name});
+            std::meta::data_member_spec(^^uint64_t, make_data_member_options(field_name));
         members.push_back(std::meta::reflect_constant(dms));
         values.push_back(std::meta::reflect_constant(uint_value));
       } else {
         double float_value = std::get<double>(out);
         auto dms =
-            std::meta::data_member_spec(^^double, {
-                                                      .name = field_name});
+            std::meta::data_member_spec(^^double, make_data_member_options(field_name));
         members.push_back(std::meta::reflect_constant(dms));
         values.push_back(std::meta::reflect_constant(float_value));
       }
@@ -1111,16 +1117,11 @@ template <constevalutil::fixed_string json_str> consteval auto parse_json() {
                 "Only JSON objects and arrays are supported at the top level, this "
                 "limitation will be lifted in the future.");*/
 
-  constexpr auto result = json.front() == '['
-                              ? parse_json_array_impl(json)
-                              : parse_json_object_impl(json);
-  return [: result.first :];
-  /*
-  if(json.front() == '[') {
-      return [:parse_json_array_impl(json).first:];
-  } else if(json.front() == '{') {
-   //   return [:parse_json_object_impl(json).first:];
-  }*/
+  if constexpr (json.front() == '[') {
+    return [: parse_json_array_impl(json).first :];
+  } else {
+    return [: parse_json_object_impl(json).first :];
+  }
 }
 
 } // namespace compile_time
diff --git a/include/simdjson/constevalutil.h b/include/simdjson/constevalutil.h
index 7fb5f59f4..d33f5aa0c 100644
--- a/include/simdjson/constevalutil.h
+++ b/include/simdjson/constevalutil.h
@@ -58,6 +58,11 @@ struct fixed_string {
             data[i] = str[i];
         }
     }
+    constexpr fixed_string(const unsigned char (&str)[N])  {
+        for (std::size_t i = 0; i < N; ++i) {
+            data[i] = static_cast<char>(str[i]);
+        }
+    }
     char data[N];
     constexpr std::string_view view() const { return {data, N - 1}; }
     constexpr size_t size() const { return N ; }
diff --git a/include/simdjson/generic/builder/json_builder.h b/include/simdjson/generic/builder/json_builder.h
index 0ea58e223..7e022d739 100644
--- a/include/simdjson/generic/builder/json_builder.h
+++ b/include/simdjson/generic/builder/json_builder.h
@@ -22,7 +22,7 @@ namespace SIMDJSON_IMPLEMENTATION {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -130,7 +130,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -294,30 +294,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
diff --git a/include/simdjson/generic/builder/json_string_builder-inl.h b/include/simdjson/generic/builder/json_string_builder-inl.h
index 0f7707851..d6c368b33 100644
--- a/include/simdjson/generic/builder/json_string_builder-inl.h
+++ b/include/simdjson/generic/builder/json_string_builder-inl.h
@@ -505,7 +505,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -842,7 +842,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
diff --git a/include/simdjson/generic/builder/json_string_builder.h b/include/simdjson/generic/builder/json_string_builder.h
index 0ab4aa49b..39196d182 100644
--- a/include/simdjson/generic/builder/json_string_builder.h
+++ b/include/simdjson/generic/builder/json_string_builder.h
@@ -171,7 +171,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -249,7 +249,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
diff --git a/include/simdjson/generic/ondemand/document-inl.h b/include/simdjson/generic/ondemand/document-inl.h
index b98de19b1..f4627564a 100644
--- a/include/simdjson/generic/ondemand/document-inl.h
+++ b/include/simdjson/generic/ondemand/document-inl.h
@@ -653,27 +653,27 @@ simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document>::op
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document>::operator SIMDJSON_IMPLEMENTATION::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document>::operator SIMDJSON_IMPLEMENTATION::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -1042,27 +1042,27 @@ simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document_refe
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document_reference>::operator SIMDJSON_IMPLEMENTATION::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::document_reference>::operator SIMDJSON_IMPLEMENTATION::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
diff --git a/include/simdjson/generic/ondemand/document.h b/include/simdjson/generic/ondemand/document.h
index 29dceb2b1..65f28d1c6 100644
--- a/include/simdjson/generic/ondemand/document.h
+++ b/include/simdjson/generic/ondemand/document.h
@@ -319,21 +319,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -343,7 +343,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -352,14 +352,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -945,12 +945,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -1030,12 +1030,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::array() & noexcept(false);
   simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -1116,12 +1116,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::array() & noexcept(false);
   simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator SIMDJSON_IMPLEMENTATION::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
diff --git a/include/simdjson/generic/ondemand/std_deserialize.h b/include/simdjson/generic/ondemand/std_deserialize.h
index 2827be06d..36350ce85 100644
--- a/include/simdjson/generic/ondemand/std_deserialize.h
+++ b/include/simdjson/generic/ondemand/std_deserialize.h
@@ -305,7 +305,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
diff --git a/jsonexamples/example_config.json b/jsonexamples/example_config.json
new file mode 100644
index 000000000..589442d69
--- /dev/null
+++ b/jsonexamples/example_config.json
@@ -0,0 +1,11 @@
+{
+  "app_name": "MyApp",
+  "version": "1.0.0",
+  "port": 8080,
+  "debug": true,
+  "features": ["logging", "caching"],
+  "database": {
+    "host": "localhost",
+    "port": 5432
+  }
+}
\ No newline at end of file
diff --git a/singleheader/simdjson.cpp b/singleheader/simdjson.cpp
index cbcd9f1e6..fb4c6adbe 100644
--- a/singleheader/simdjson.cpp
+++ b/singleheader/simdjson.cpp
@@ -1,4 +1,4 @@
-/* auto-generated on 2026-04-03 15:25:03 -0400. version 4.6.1 Do not edit! */
+/* auto-generated on 2026-04-02 19:14:16 -0400. version 4.6.1 Do not edit! */
 /* including simdjson.cpp:  */
 /* begin file simdjson.cpp */
 #define SIMDJSON_SRC_SIMDJSON_CPP
@@ -3168,6 +3168,11 @@ struct fixed_string {
             data[i] = str[i];
         }
     }
+    constexpr fixed_string(const unsigned char (&str)[N])  {
+        for (std::size_t i = 0; i < N; ++i) {
+            data[i] = static_cast<char>(str[i]);
+        }
+    }
     char data[N];
     constexpr std::string_view view() const { return {data, N - 1}; }
     constexpr size_t size() const { return N ; }
diff --git a/singleheader/simdjson.h b/singleheader/simdjson.h
index 0a0215313..7a5d7f17f 100644
--- a/singleheader/simdjson.h
+++ b/singleheader/simdjson.h
@@ -1,4 +1,4 @@
-/* auto-generated on 2026-04-03 15:25:03 -0400. version 4.6.1 Do not edit! */
+/* auto-generated on 2026-04-02 19:14:16 -0400. version 4.6.1 Do not edit! */
 /* including simdjson.h:  */
 /* begin file simdjson.h */
 #ifndef SIMDJSON_H
@@ -3231,6 +3231,11 @@ struct fixed_string {
             data[i] = str[i];
         }
     }
+    constexpr fixed_string(const unsigned char (&str)[N])  {
+        for (std::size_t i = 0; i < N; ++i) {
+            data[i] = static_cast<char>(str[i]);
+        }
+    }
     char data[N];
     constexpr std::string_view view() const { return {data, N - 1}; }
     constexpr size_t size() const { return N ; }
@@ -39158,7 +39163,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -39236,7 +39241,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
@@ -39311,7 +39316,7 @@ namespace arm64 {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -39419,7 +39424,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -39583,30 +39588,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
@@ -40299,7 +40297,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -40636,7 +40634,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
@@ -41242,7 +41240,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -41320,7 +41318,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
@@ -41395,7 +41393,7 @@ namespace fallback {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -41503,7 +41501,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -41667,30 +41665,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
@@ -42383,7 +42374,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -42720,7 +42711,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
@@ -43813,7 +43804,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -43891,7 +43882,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
@@ -43966,7 +43957,7 @@ namespace haswell {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -44074,7 +44065,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -44238,30 +44229,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
@@ -44954,7 +44938,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -45291,7 +45275,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
@@ -46384,7 +46368,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -46462,7 +46446,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
@@ -46537,7 +46521,7 @@ namespace icelake {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -46645,7 +46629,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -46809,30 +46793,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
@@ -47525,7 +47502,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -47862,7 +47839,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
@@ -49070,7 +49047,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -49148,7 +49125,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
@@ -49223,7 +49200,7 @@ namespace ppc64 {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -49331,7 +49308,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -49495,30 +49472,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
@@ -50211,7 +50181,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -50548,7 +50518,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
@@ -52073,7 +52043,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -52151,7 +52121,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
@@ -52226,7 +52196,7 @@ namespace westmere {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -52334,7 +52304,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -52498,30 +52468,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
@@ -53214,7 +53177,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -53551,7 +53514,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
@@ -54550,7 +54513,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -54628,7 +54591,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
@@ -54703,7 +54666,7 @@ namespace lsx {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -54811,7 +54774,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -54975,30 +54938,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
@@ -55691,7 +55647,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -56028,7 +55984,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
@@ -57050,7 +57006,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -57128,7 +57084,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
@@ -57203,7 +57159,7 @@ namespace lasx {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -57311,7 +57267,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -57475,30 +57431,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
@@ -58191,7 +58140,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -58528,7 +58477,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
@@ -59554,7 +59503,7 @@ public:
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
   // Support for range-based appending (std::ranges::view, etc.)
   template <std::ranges::range R>
-requires (!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+requires (!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
   simdjson_inline void append(const R &range) noexcept;
 #endif
   /**
@@ -59632,7 +59581,7 @@ private:
    * If the allocation fails, is_valid is set to false. We expect
    * that this function would not be repeatedly called.
    */
-  simdjson_inline void grow_buffer(size_t desired_capacity);
+  inline void grow_buffer(size_t desired_capacity);
 
   /**
    * We use this helper function to make sure that is_valid is kept consistent.
@@ -59707,7 +59656,7 @@ namespace rvv_vls {
 namespace builder {
 
 template <class T>
-  requires(concepts::container_but_not_string<T> && !require_custom_serialization<T>)
+  requires(concepts::container_but_not_string<T> && ! concepts::optional_type<T> && !require_custom_serialization<T>)
 constexpr void atom(string_builder &b, const T &t) {
   auto it = t.begin();
   auto end = t.end();
@@ -59815,7 +59764,7 @@ template <typename T>
   requires(std::is_enum_v<T> && !require_custom_serialization<T>)
 void atom(string_builder &b, const T &e) {
 #if SIMDJSON_STATIC_REFLECTION
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     constexpr auto enum_str = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(enum_val)));
     if (e == [:enum_val:]) {
@@ -59979,30 +59928,23 @@ string_builder& operator<<(string_builder& b, const Z& z) {
 template<constevalutil::fixed_string... FieldNames, typename T>
   requires(std::is_class_v<T> && (sizeof...(FieldNames) > 0))
 void extract_from(string_builder &b, const T &obj) {
-  // Helper to check if a field name matches any of the requested fields
-  auto should_extract = [](std::string_view field_name) constexpr -> bool {
-    return ((FieldNames.view() == field_name) || ...);
-  };
-
   b.append('{');
   bool first = true;
-
   // Iterate through all members of T using reflection
-  template for (constexpr auto mem : std::define_static_array(
-      std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()))) {
-
+  static constexpr auto members = std::define_static_array(std::meta::nonstatic_data_members_of(^^T, std::meta::access_context::unchecked()));
+  template for (constexpr auto mem : members) {
     if constexpr (std::meta::is_public(mem)) {
-      constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
+      static constexpr std::string_view key = std::define_static_string(std::meta::identifier_of(mem));
 
       // Only serialize this field if it's in our list of requested fields
-      if constexpr (should_extract(key)) {
+      if constexpr (((FieldNames.view() == key) || ...)) {
         if (!first) {
           b.append(',');
         }
         first = false;
 
         // Serialize the key
-        constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
+        static constexpr auto quoted_key = std::define_static_string(constevalutil::consteval_to_quoted_escaped(std::meta::identifier_of(mem)));
         b.append_raw(quoted_key);
         b.append(':');
 
@@ -60695,7 +60637,7 @@ simdjson_inline bool string_builder::capacity_check(size_t upcoming_bytes) {
   return is_valid;
 }
 
-simdjson_inline void string_builder::grow_buffer(size_t desired_capacity) {
+inline void string_builder::grow_buffer(size_t desired_capacity) {
   if (!is_valid) {
     return;
   }
@@ -61032,7 +60974,7 @@ simdjson_inline void string_builder::append(const T &value) {
 #if SIMDJSON_SUPPORTS_RANGES && SIMDJSON_SUPPORTS_CONCEPTS
 // Support for range-based appending (std::ranges::view, etc.)
 template <std::ranges::range R>
-  requires(!std::is_convertible<R, std::string_view>::value && !require_custom_serialization<R>)
+  requires(!std::is_convertible<R, std::string_view>::value && !concepts::optional_type<R> && !require_custom_serialization<R>)
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
@@ -65821,21 +65763,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -65845,7 +65787,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -65854,14 +65796,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -66447,12 +66389,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -66532,12 +66474,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator arm64::ondemand::array() & noexcept(false);
   simdjson_inline operator arm64::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator arm64::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator arm64::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator arm64::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -66618,12 +66560,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator arm64::ondemand::array() & noexcept(false);
   simdjson_inline operator arm64::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator arm64::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator arm64::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator arm64::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -68023,7 +67965,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
@@ -69957,27 +69899,27 @@ simdjson_inline simdjson_result<arm64::ondemand::document>::operator arm64::onde
 }
 simdjson_inline simdjson_result<arm64::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document>::operator arm64::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document>::operator arm64::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -70346,27 +70288,27 @@ simdjson_inline simdjson_result<arm64::ondemand::document_reference>::operator a
 }
 simdjson_inline simdjson_result<arm64::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document_reference>::operator arm64::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<arm64::ondemand::document_reference>::operator arm64::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -79097,21 +79039,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -79121,7 +79063,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -79130,14 +79072,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -79723,12 +79665,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -79808,12 +79750,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator fallback::ondemand::array() & noexcept(false);
   simdjson_inline operator fallback::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator fallback::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator fallback::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator fallback::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -79894,12 +79836,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator fallback::ondemand::array() & noexcept(false);
   simdjson_inline operator fallback::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator fallback::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator fallback::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator fallback::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -81299,7 +81241,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
@@ -83233,27 +83175,27 @@ simdjson_inline simdjson_result<fallback::ondemand::document>::operator fallback
 }
 simdjson_inline simdjson_result<fallback::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document>::operator fallback::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document>::operator fallback::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -83622,27 +83564,27 @@ simdjson_inline simdjson_result<fallback::ondemand::document_reference>::operato
 }
 simdjson_inline simdjson_result<fallback::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document_reference>::operator fallback::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<fallback::ondemand::document_reference>::operator fallback::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -92860,21 +92802,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -92884,7 +92826,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -92893,14 +92835,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -93486,12 +93428,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -93571,12 +93513,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator haswell::ondemand::array() & noexcept(false);
   simdjson_inline operator haswell::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator haswell::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator haswell::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator haswell::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -93657,12 +93599,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator haswell::ondemand::array() & noexcept(false);
   simdjson_inline operator haswell::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator haswell::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator haswell::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator haswell::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -95062,7 +95004,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
@@ -96996,27 +96938,27 @@ simdjson_inline simdjson_result<haswell::ondemand::document>::operator haswell::
 }
 simdjson_inline simdjson_result<haswell::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document>::operator haswell::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document>::operator haswell::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -97385,27 +97327,27 @@ simdjson_inline simdjson_result<haswell::ondemand::document_reference>::operator
 }
 simdjson_inline simdjson_result<haswell::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document_reference>::operator haswell::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<haswell::ondemand::document_reference>::operator haswell::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -106623,21 +106565,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -106647,7 +106589,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -106656,14 +106598,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -107249,12 +107191,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -107334,12 +107276,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator icelake::ondemand::array() & noexcept(false);
   simdjson_inline operator icelake::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator icelake::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator icelake::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator icelake::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -107420,12 +107362,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator icelake::ondemand::array() & noexcept(false);
   simdjson_inline operator icelake::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator icelake::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator icelake::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator icelake::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -108825,7 +108767,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
@@ -110759,27 +110701,27 @@ simdjson_inline simdjson_result<icelake::ondemand::document>::operator icelake::
 }
 simdjson_inline simdjson_result<icelake::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document>::operator icelake::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document>::operator icelake::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -111148,27 +111090,27 @@ simdjson_inline simdjson_result<icelake::ondemand::document_reference>::operator
 }
 simdjson_inline simdjson_result<icelake::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document_reference>::operator icelake::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<icelake::ondemand::document_reference>::operator icelake::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -120501,21 +120443,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -120525,7 +120467,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -120534,14 +120476,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -121127,12 +121069,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -121212,12 +121154,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator ppc64::ondemand::array() & noexcept(false);
   simdjson_inline operator ppc64::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator ppc64::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator ppc64::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator ppc64::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -121298,12 +121240,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator ppc64::ondemand::array() & noexcept(false);
   simdjson_inline operator ppc64::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator ppc64::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator ppc64::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator ppc64::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -122703,7 +122645,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
@@ -124637,27 +124579,27 @@ simdjson_inline simdjson_result<ppc64::ondemand::document>::operator ppc64::onde
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document>::operator ppc64::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document>::operator ppc64::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -125026,27 +124968,27 @@ simdjson_inline simdjson_result<ppc64::ondemand::document_reference>::operator p
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document_reference>::operator ppc64::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<ppc64::ondemand::document_reference>::operator ppc64::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -134696,21 +134638,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -134720,7 +134662,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -134729,14 +134671,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -135322,12 +135264,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -135407,12 +135349,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator westmere::ondemand::array() & noexcept(false);
   simdjson_inline operator westmere::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator westmere::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator westmere::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator westmere::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -135493,12 +135435,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator westmere::ondemand::array() & noexcept(false);
   simdjson_inline operator westmere::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator westmere::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator westmere::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator westmere::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -136898,7 +136840,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
@@ -138832,27 +138774,27 @@ simdjson_inline simdjson_result<westmere::ondemand::document>::operator westmere
 }
 simdjson_inline simdjson_result<westmere::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document>::operator westmere::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document>::operator westmere::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -139221,27 +139163,27 @@ simdjson_inline simdjson_result<westmere::ondemand::document_reference>::operato
 }
 simdjson_inline simdjson_result<westmere::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document_reference>::operator westmere::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<westmere::ondemand::document_reference>::operator westmere::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -148365,21 +148307,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -148389,7 +148331,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -148398,14 +148340,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -148991,12 +148933,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -149076,12 +149018,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator lsx::ondemand::array() & noexcept(false);
   simdjson_inline operator lsx::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator lsx::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator lsx::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator lsx::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -149162,12 +149104,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator lsx::ondemand::array() & noexcept(false);
   simdjson_inline operator lsx::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator lsx::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator lsx::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator lsx::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -150567,7 +150509,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
@@ -152501,27 +152443,27 @@ simdjson_inline simdjson_result<lsx::ondemand::document>::operator lsx::ondemand
 }
 simdjson_inline simdjson_result<lsx::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document>::operator lsx::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document>::operator lsx::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -152890,27 +152832,27 @@ simdjson_inline simdjson_result<lsx::ondemand::document_reference>::operator lsx
 }
 simdjson_inline simdjson_result<lsx::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document_reference>::operator lsx::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<lsx::ondemand::document_reference>::operator lsx::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -162057,21 +161999,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -162081,7 +162023,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -162090,14 +162032,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -162683,12 +162625,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -162768,12 +162710,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator lasx::ondemand::array() & noexcept(false);
   simdjson_inline operator lasx::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator lasx::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator lasx::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator lasx::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -162854,12 +162796,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator lasx::ondemand::array() & noexcept(false);
   simdjson_inline operator lasx::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator lasx::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator lasx::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator lasx::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -164259,7 +164201,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
@@ -166193,27 +166135,27 @@ simdjson_inline simdjson_result<lasx::ondemand::document>::operator lasx::ondema
 }
 simdjson_inline simdjson_result<lasx::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document>::operator lasx::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document>::operator lasx::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -166582,27 +166524,27 @@ simdjson_inline simdjson_result<lasx::ondemand::document_reference>::operator la
 }
 simdjson_inline simdjson_result<lasx::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document_reference>::operator lasx::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<lasx::ondemand::document_reference>::operator lasx::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -175753,21 +175695,21 @@ public:
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit unsigned integer.
    */
-  simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
   /**
    * Cast this JSON value to a signed integer.
    *
    * @returns A signed 64-bit integer.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a 64-bit integer.
    */
-  simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
   /**
    * Cast this JSON value to a double.
    *
    * @returns A double.
    * @exception simdjson_error(INCORRECT_TYPE) If the JSON value is not a valid floating-point number.
    */
-  simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
   /**
    * Cast this JSON value to a string.
    *
@@ -175777,7 +175719,7 @@ public:
    *          time it parses a document or when it is destroyed.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator std::string_view() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a raw_json_string.
    *
@@ -175786,14 +175728,14 @@ public:
    * @returns A pointer to the raw JSON for the given string.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not a string.
    */
-  simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
+  explicit simdjson_inline operator raw_json_string() noexcept(false) simdjson_lifetime_bound;
   /**
    * Cast this JSON value to a bool.
    *
    * @returns A bool value.
    * @exception simdjson_error(INCORRECT_TYPE) if the JSON value is not true or false.
    */
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   /**
    * Cast this JSON value to a value when the document is an object or an array.
    *
@@ -176379,12 +176321,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator array() & noexcept(false);
   simdjson_inline operator object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -176464,12 +176406,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator rvv_vls::ondemand::array() & noexcept(false);
   simdjson_inline operator rvv_vls::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator rvv_vls::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator rvv_vls::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator rvv_vls::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -176550,12 +176492,12 @@ public:
   explicit simdjson_inline operator T() noexcept(false);
   simdjson_inline operator rvv_vls::ondemand::array() & noexcept(false);
   simdjson_inline operator rvv_vls::ondemand::object() & noexcept(false);
-  simdjson_inline operator uint64_t() noexcept(false);
-  simdjson_inline operator int64_t() noexcept(false);
-  simdjson_inline operator double() noexcept(false);
-  simdjson_inline operator std::string_view() noexcept(false);
-  simdjson_inline operator rvv_vls::ondemand::raw_json_string() noexcept(false);
-  simdjson_inline operator bool() noexcept(false);
+  explicit simdjson_inline operator uint64_t() noexcept(false);
+  explicit simdjson_inline operator int64_t() noexcept(false);
+  explicit simdjson_inline operator double() noexcept(false);
+  explicit simdjson_inline operator std::string_view() noexcept(false);
+  explicit simdjson_inline operator rvv_vls::ondemand::raw_json_string() noexcept(false);
+  explicit simdjson_inline operator bool() noexcept(false);
   simdjson_inline operator rvv_vls::ondemand::value() noexcept(false);
 #endif
   simdjson_inline simdjson_result<size_t> count_elements() & noexcept;
@@ -177955,7 +177897,7 @@ error_code tag_invoke(deserialize_tag, ValT &val, T &out) noexcept {
 #if SIMDJSON_STATIC_REFLECTION
   std::string_view str;
   SIMDJSON_TRY(val.get_string().get(str));
-  constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
+  static constexpr auto enumerators = std::define_static_array(std::meta::enumerators_of(^^T));
   template for (constexpr auto enum_val : enumerators) {
     if (str == std::meta::identifier_of(enum_val)) {
       out = [:enum_val:];
@@ -179889,27 +179831,27 @@ simdjson_inline simdjson_result<rvv_vls::ondemand::document>::operator rvv_vls::
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document>::operator rvv_vls::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document>::operator rvv_vls::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -180278,27 +180220,27 @@ simdjson_inline simdjson_result<rvv_vls::ondemand::document_reference>::operator
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document_reference>::operator uint64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_uint64();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document_reference>::operator int64_t() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_int64();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document_reference>::operator double() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_double();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document_reference>::operator std::string_view() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_string();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document_reference>::operator rvv_vls::ondemand::raw_json_string() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_raw_json_string();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document_reference>::operator bool() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
-  return first;
+  return first.get_bool();
 }
 simdjson_inline simdjson_result<rvv_vls::ondemand::document_reference>::operator rvv_vls::ondemand::value() noexcept(false) {
   if (error()) { throw simdjson_error(error()); }
@@ -185786,6 +185728,12 @@ consteval std::pair<double, size_t> parse_double(const char *src,
 }
 } // namespace number_parsing
 
+consteval auto make_data_member_options(auto&& name_str) {
+  std::meta::data_member_options options{};
+  options.name = std::forward<decltype(name_str)>(name_str);
+  return options;
+}
+
 // JSON string may contain embedded nulls, and C++26 reflection does not yet
 // support std::string_view as a data member type. As a workaround, we define
 // a custom type that holds a const char* and a size.
@@ -185840,7 +185788,8 @@ using class_type = type_builder<meta_info...>::constructed_type;
 /**
  * @brief Variable template for constructing instances with values
  */
-template <typename T, auto... Vs> constexpr auto construct_from = T{Vs...};
+template <typename T, auto... Vs> constexpr T construct_from = T{Vs...};
+
 
 // in JSON, there are only a few whitespace characters that are allowed
 // outside of objects, arrays, strings, and numbers.
@@ -185930,7 +185879,7 @@ parse_number(std::string_view json,
         std::from_chars(json.data(), json.data() + json.size(), int_value);
     if (res.ec == std::errc()) {
       out = int_value;
-      if ((res.ptr - json.data()) != scope) {
+      if (static_cast<std::size_t>(res.ptr - json.data()) != scope) {
         simdjson_consteval_error(
             "Internal error: cannot agree on the character range of the float");
       }
@@ -185944,7 +185893,7 @@ parse_number(std::string_view json,
         std::from_chars(json.data(), json.data() + json.size(), uint_value);
     if (res.ec == std::errc()) {
       out = uint_value;
-      if ((res.ptr - json.data()) != scope) {
+      if (static_cast<std::size_t>(res.ptr - json.data()) != scope) {
         simdjson_consteval_error(
             "Internal error: cannot agree on the character range of the float");
       }
@@ -186053,7 +186002,7 @@ parse_string(std::string_view json) {
       // present, we have an error (isolated high surrogate), which we
       // tolerate by substituting the substitution_code_point.
       if (end - cursor < 6 || *cursor != '\\' ||
-          *(cursor + 1) != 'u' > 0xFFFF) {
+          *(cursor + 1) != 'u') {
         code_point = substitution_code_point;
       } else {       // we have \u following the high surrogate
         cursor += 2; // skip \u
@@ -186407,10 +186356,19 @@ parse_json_array_impl(const std::string_view json) {
   std::size_t count = values.size() - 1;
   // We assume all elements have the same type as the first element.
   // However, if the array is heterogeneous, we should use std::variant.
+  auto elem_type = std::meta::type_of(values[1]);
+  // String literals reflected via reflect_constant_string have type const
+  // char[N], but when passed as template auto parameters they decay to
+  // const char*.  Use const char* as the element type so that
+  // construct_from can aggregate-initialize the array.
+  if (std::meta::is_array_type(elem_type) &&
+      std::meta::remove_all_extents(elem_type) == ^^const char) {
+    elem_type = ^^const char *;
+  }
   auto array_type = std::meta::substitute(
       ^^std::array,
       {
-          std::meta::type_of(values[1]), std::meta::reflect_constant(count)});
+          elem_type, std::meta::reflect_constant(count)});
 
   // Create array instance with values
   values[0] = array_type;
@@ -186477,8 +186435,7 @@ parse_json_object_impl(std::string_view json) {
         simdjson_consteval_error("Expected '}'");
       }
       cursor += object_size;
-      auto dms = std::meta::data_member_spec(std::meta::type_of(parsed),
-                                             {.name = field_name});
+      auto dms = std::meta::data_member_spec(std::meta::type_of(parsed), make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(parsed);
 
@@ -186487,8 +186444,7 @@ parse_json_object_impl(std::string_view json) {
     case '[': {
       std::string_view value(cursor, end);
       auto [parsed, array_size] = parse_json_array_impl(value);
-      auto dms = std::meta::data_member_spec(std::meta::type_of(parsed),
-                                             {.name = field_name});
+      auto dms = std::meta::data_member_spec(std::meta::type_of(parsed), make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(parsed);
       if (*(cursor + array_size - 1) != ']') {
@@ -186509,8 +186465,7 @@ parse_json_object_impl(std::string_view json) {
         }
       }
       auto dms =
-          std::meta::data_member_spec(^^const char *, {
-                                                          .name = field_name});
+          std::meta::data_member_spec(^^const char *, make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(std::meta::reflect_constant_string(value));
       break;
@@ -186521,8 +186476,7 @@ parse_json_object_impl(std::string_view json) {
       }
       cursor += 4;
 
-      auto dms = std::meta::data_member_spec(^^bool, {
-                                                         .name = field_name});
+      auto dms = std::meta::data_member_spec(^^bool, make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(std::meta::reflect_constant(true));
       break;
@@ -186533,8 +186487,7 @@ parse_json_object_impl(std::string_view json) {
       }
       cursor += 5;
 
-      auto dms = std::meta::data_member_spec(^^bool, {
-                                                         .name = field_name});
+      auto dms = std::meta::data_member_spec(^^bool, make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(std::meta::reflect_constant(false));
       break;
@@ -186545,9 +186498,7 @@ parse_json_object_impl(std::string_view json) {
       }
       cursor += 4;
 
-      auto dms = std::meta::data_member_spec(^^std::nullptr_t,
-                                             {
-                                                 .name = field_name});
+      auto dms = std::meta::data_member_spec(^^std::nullptr_t, make_data_member_options(field_name));
       members.push_back(std::meta::reflect_constant(dms));
       values.push_back(std::meta::reflect_constant(nullptr));
       break;
@@ -186571,22 +186522,19 @@ parse_json_object_impl(std::string_view json) {
       if (std::holds_alternative<int64_t>(out)) {
         int64_t int_value = std::get<int64_t>(out);
         auto dms =
-            std::meta::data_member_spec(^^int64_t, {
-                                                       .name = field_name});
+            std::meta::data_member_spec(^^int64_t, make_data_member_options(field_name));
         members.push_back(std::meta::reflect_constant(dms));
         values.push_back(std::meta::reflect_constant(int_value));
       } else if (std::holds_alternative<uint64_t>(out)) {
         uint64_t uint_value = std::get<uint64_t>(out);
         auto dms =
-            std::meta::data_member_spec(^^uint64_t, {
-                                                        .name = field_name});
+            std::meta::data_member_spec(^^uint64_t, make_data_member_options(field_name));
         members.push_back(std::meta::reflect_constant(dms));
         values.push_back(std::meta::reflect_constant(uint_value));
       } else {
         double float_value = std::get<double>(out);
         auto dms =
-            std::meta::data_member_spec(^^double, {
-                                                      .name = field_name});
+            std::meta::data_member_spec(^^double, make_data_member_options(field_name));
         members.push_back(std::meta::reflect_constant(dms));
         values.push_back(std::meta::reflect_constant(float_value));
       }
@@ -186631,16 +186579,11 @@ template <constevalutil::fixed_string json_str> consteval auto parse_json() {
                 "Only JSON objects and arrays are supported at the top level, this "
                 "limitation will be lifted in the future.");*/
 
-  constexpr auto result = json.front() == '['
-                              ? parse_json_array_impl(json)
-                              : parse_json_object_impl(json);
-  return [: result.first :];
-  /*
-  if(json.front() == '[') {
-      return [:parse_json_array_impl(json).first:];
-  } else if(json.front() == '{') {
-   //   return [:parse_json_object_impl(json).first:];
-  }*/
+  if constexpr (json.front() == '[') {
+    return [: parse_json_array_impl(json).first :];
+  } else {
+    return [: parse_json_object_impl(json).first :];
+  }
 }
 
 } // namespace compile_time
diff --git a/singleheader/singleheader.zip b/singleheader/singleheader.zip
index 1e8296232f3db10f61ec2b485a814b16f1933af2..8ce2169b448602610cd005b0e6ba879b4e9ce87d 100644
GIT binary patch
delta 10861
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diff --git a/tests/builder/static_reflection_builder_tests.cpp b/tests/builder/static_reflection_builder_tests.cpp
index f614d3fd3..ab0873ce0 100644
--- a/tests/builder/static_reflection_builder_tests.cpp
+++ b/tests/builder/static_reflection_builder_tests.cpp
@@ -6,40 +6,40 @@
 
 using namespace simdjson;
 struct Car {
-  std::string make;
-  std::string model;
-  int64_t year;
-  std::vector<double> tire_pressure;
+  std::string make{};
+  std::string model{};
+  int64_t year{};
+  std::vector<double> tire_pressure{};
 };
 
 struct kid {
-  int age;
-  std::string name;
-  std::vector<std::string> toys;
+  int age{};
+  std::string name{};
+  std::vector<std::string> toys{};
   bool operator<=> (const kid&) const = default;
 };
 
 struct Z {
-  int x;
+  int x{};
   bool operator<=> (const Z&) const = default;
 };
 
 struct Y {
-  int g;
-  std::string h;
-  std::vector<int> i;
-  Z z;
+  int g{};
+  std::string h{};
+  std::vector<int> i{};
+  Z z{};
   bool operator<=> (const Y&) const = default;
 };
 
 struct X {
-  char a;
-  int b;
-  int c;
-  std::string d;
-  std::vector<int> e;
-  std::vector<std::string> f;
-  Y y;
+  char a{};
+  int b{};
+  int c{};
+  std::string d{};
+  std::vector<int> e{};
+  std::vector<std::string> f{};
+  Y y{};
   bool operator<=> (const X&) const = default;
 };
 
diff --git a/tests/builder/static_reflection_comprehensive_tests.cpp b/tests/builder/static_reflection_comprehensive_tests.cpp
index 33600be4a..0b957943e 100644
--- a/tests/builder/static_reflection_comprehensive_tests.cpp
+++ b/tests/builder/static_reflection_comprehensive_tests.cpp
@@ -16,8 +16,8 @@ namespace builder_tests {
 #if SIMDJSON_STATIC_REFLECTION
   // Custom type for testing tag_invoke with extract_into
   struct Price {
-    double amount;
-    std::string currency;
+    double amount{};
+    std::string currency{};
 
     // Custom deserializer that applies currency conversion
     friend error_code tag_invoke(deserialize_tag,
@@ -46,17 +46,37 @@ namespace builder_tests {
       return SUCCESS;
     }
   };
-
+  struct Car {
+    std::string make{};
+    std::string model{};
+    int year{};
+    double price{};
+    bool electric{};
+  };
+  struct CarOpt {
+    std::string make;
+    std::string model;
+    int year;
+    double price;
+    std::optional<std::string> color;
+  };
+  struct CarColor {
+    std::string make;
+    std::string model;
+    int year;
+    double price;
+    std::string color;
+  };
   struct Product {
-    std::string name;
-    Price price;  // Custom deserializable type
-    int stock;
+    std::string name{};
+    Price price{};  // Custom deserializable type
+    int stock{};
   };
 
   // Another custom type for testing
   struct Dimensions {
-    double value;
-    std::string unit;
+    double value{};
+    std::string unit{};
 
     // Custom deserializer that converts to metric
     friend error_code tag_invoke(deserialize_tag,
@@ -89,6 +109,13 @@ namespace builder_tests {
     Dimensions weight;
     Dimensions length;
   };
+
+  struct Person {
+    std::string name;
+    int age;
+    std::optional<std::string> email;
+    std::optional<std::string> phone;
+  };
 #endif
 
   bool test_primitive_types() {
@@ -132,8 +159,8 @@ namespace builder_tests {
     TEST_START();
 #if SIMDJSON_STATIC_REFLECTION
     struct StringTypes {
-      std::string string_val;
-      std::string_view string_view_val;
+      std::string string_val{};
+      std::string_view string_view_val{};
     };
 
     StringTypes test{"hello world", "test_view"};
@@ -159,10 +186,10 @@ namespace builder_tests {
     TEST_START();
 #if SIMDJSON_STATIC_REFLECTION
     struct OptionalTypes {
-      std::optional<int> opt_int_with_value;
-      std::optional<std::string> opt_string_with_value;
-      std::optional<int> opt_int_null;
-      std::optional<std::string> opt_string_null;
+      std::optional<int> opt_int_with_value{};
+      std::optional<std::string> opt_string_with_value{};
+      std::optional<int> opt_int_null{};
+      std::optional<std::string> opt_string_null{};
     };
 
     OptionalTypes test;
@@ -200,11 +227,11 @@ namespace builder_tests {
     TEST_START();
 #if SIMDJSON_STATIC_REFLECTION
     struct SmartPointerTypes {
-      std::unique_ptr<int> unique_int_with_value;
-      std::shared_ptr<std::string> shared_string_with_value;
-      std::unique_ptr<bool> unique_bool_with_value;
-      std::unique_ptr<int> unique_int_null;
-      std::shared_ptr<std::string> shared_string_null;
+      std::unique_ptr<int> unique_int_with_value{};
+      std::shared_ptr<std::string> shared_string_with_value{};
+      std::unique_ptr<bool> unique_bool_with_value{};
+      std::unique_ptr<int> unique_int_null{};
+      std::shared_ptr<std::string> shared_string_null{};
     };
 
     SmartPointerTypes test;
@@ -245,9 +272,9 @@ namespace builder_tests {
 #if SIMDJSON_STATIC_REFLECTION
     // Test basic container types
     struct ContainerTypes {
-      std::vector<int> int_vector;
-      std::set<std::string> string_set;
-      std::map<std::string, int> string_map;
+      std::vector<int> int_vector{};
+      std::set<std::string> string_set{};
+      std::map<std::string, int> string_map{};
     };
 
     ContainerTypes test;
@@ -278,8 +305,8 @@ namespace builder_tests {
 
     // Test std::list with iterator-based serialization
     struct ListContainer {
-      std::list<int> int_list;
-      std::list<std::string> string_list;
+      std::list<int> int_list{};
+      std::list<std::string> string_list{};
     };
 
     ListContainer list_test;
@@ -319,13 +346,7 @@ namespace builder_tests {
   bool test_extract_into() {
     TEST_START();
 #if SIMDJSON_STATIC_REFLECTION
-    struct Car {
-      std::string make;
-      std::string model;
-      int year;
-      double price;
-      std::optional<std::string> color;
-    };
+
 
     ondemand::parser parser;
 
@@ -341,7 +362,7 @@ namespace builder_tests {
         "transmission": "Automatic"
       })"_padded;
 
-      Car car{};
+      CarOpt car{};
       ondemand::document doc;
       ASSERT_SUCCESS( parser.iterate(padded).get(doc) );
 
@@ -377,7 +398,7 @@ namespace builder_tests {
         "color": "Red"
       })"_padded;
 
-      Car car{};
+      CarOpt car{};
       ondemand::document doc;
       ASSERT_SUCCESS(parser.iterate(padded).get(doc));
 
@@ -402,7 +423,7 @@ namespace builder_tests {
         "price": 35999.99
       })"_padded;
 
-      Car car{};
+      CarOpt car{};
       ondemand::document doc;
       ASSERT_SUCCESS(parser.iterate(padded).get(doc));
 
@@ -495,13 +516,6 @@ namespace builder_tests {
 #if SIMDJSON_STATIC_REFLECTION
     // Test 1: Extract specific fields from Car struct
     {
-      struct Car {
-        std::string make;
-        std::string model;
-        int year;
-        double price;
-        bool electric;
-      };
 
       Car car{"Tesla", "Model 3", 2023, 42000.0, true};
 
@@ -533,13 +547,7 @@ namespace builder_tests {
 
     // Test 2: Extract different field combination
     {
-      struct Car {
-        std::string make;
-        std::string model;
-        int year;
-        double price;
-        bool electric;
-      };
+
 
       Car car{"Ford", "F-150", 2024, 55000.0, false};
 
@@ -566,13 +574,6 @@ namespace builder_tests {
 
     // Test 3: Extract from struct with optional fields
     {
-      struct Person {
-        std::string name;
-        int age;
-        std::optional<std::string> email;
-        std::optional<std::string> phone;
-      };
-
       Person person{"John Doe", 30, "john@example.com", std::nullopt};
 
       // Extract name and email
@@ -594,13 +595,6 @@ namespace builder_tests {
 
     // Test 4: Extract with optional that has value
     {
-      struct Person {
-        std::string name;
-        int age;
-        std::optional<std::string> email;
-        std::optional<std::string> phone;
-      };
-
       Person person{"Jane Smith", 25, "jane@example.com", "555-1234"};
 
       // Extract name, age, and phone
@@ -629,21 +623,21 @@ namespace builder_tests {
 
     // Test 5: Round-trip test - serialize with extract_from, deserialize with extract_into
     {
-      struct Product {
-        std::string id;
-        std::string name;
-        double price;
-        int stock;
+      struct MyProduct {
+        std::string id{};
+        std::string name{};
+        double price{};
+        int stock{};
       };
 
-      Product original{"P123", "Widget", 19.99, 100};
+      MyProduct original{"P123", "Widget", 19.99, 100};
 
       // Extract specific fields to JSON
       std::string json;
       ASSERT_SUCCESS((extract_from<"id", "name", "price">(original).get(json)));
 
       // Parse and extract back
-      Product restored{"", "", 0.0, 0};
+      MyProduct restored{"", "", 0.0, 0};
       auto padded = pad(json);
       ondemand::parser parser;
       auto doc = parser.iterate(padded);
diff --git a/tests/builder/static_reflection_custom_tests.cpp b/tests/builder/static_reflection_custom_tests.cpp
index 1f4b53c4a..12ebe065c 100644
--- a/tests/builder/static_reflection_custom_tests.cpp
+++ b/tests/builder/static_reflection_custom_tests.cpp
@@ -11,10 +11,10 @@ using namespace simdjson;
 // Suppose that we want to serialize/deserialize Car using
 // strings for the year
 struct Car {
-  std::string make;
-  std::string model;
-  int64_t year;
-  std::vector<float> tire_pressure;
+  std::string make{};
+  std::string model{};
+  int64_t year{};
+  std::vector<float> tire_pressure{};
 };
 
 
diff --git a/tests/builder/static_reflection_edge_cases_tests.cpp b/tests/builder/static_reflection_edge_cases_tests.cpp
index a41cf9133..6adb65a37 100644
--- a/tests/builder/static_reflection_edge_cases_tests.cpp
+++ b/tests/builder/static_reflection_edge_cases_tests.cpp
@@ -14,11 +14,11 @@ namespace builder_tests {
     TEST_START();
 #if SIMDJSON_STATIC_REFLECTION
     struct EmptyValues {
-      std::string empty_string;
-      std::vector<int> empty_vector;
-      std::optional<int> null_optional;
-      std::unique_ptr<int> null_unique_ptr;
-      std::shared_ptr<std::string> null_shared_ptr;
+      std::string empty_string{};
+      std::vector<int> empty_vector{};
+      std::optional<int> null_optional{};
+      std::unique_ptr<int> null_unique_ptr{};
+      std::shared_ptr<std::string> null_shared_ptr{};
     };
 
     EmptyValues test;
@@ -56,11 +56,11 @@ namespace builder_tests {
     TEST_START();
 #if SIMDJSON_STATIC_REFLECTION
     struct SpecialChars {
-      std::string quotes;
-      std::string backslashes;
-      std::string newlines;
-      std::string unicode;
-      char null_char;
+      std::string quotes{};
+      std::string backslashes{};
+      std::string newlines{};
+      std::string unicode{};
+      char null_char{};
     };
 
     SpecialChars test;
@@ -82,10 +82,10 @@ namespace builder_tests {
 
     // Test round-trip (excluding null char which has special handling)
     struct SpecialCharsNoNull {
-      std::string quotes;
-      std::string backslashes;
-      std::string newlines;
-      std::string unicode;
+      std::string quotes{};
+      std::string backslashes{};
+      std::string newlines{};
+      std::string unicode{};
     };
 
     SpecialCharsNoNull test_no_null;
@@ -157,15 +157,15 @@ namespace builder_tests {
     TEST_START();
 #if SIMDJSON_STATIC_REFLECTION
     struct Inner {
-      int value;
-      std::string name;
+      int value{};
+      std::string name{};
     };
 
     struct Outer {
-      Inner inner_obj;
-      std::vector<Inner> inner_vector;
-      std::optional<Inner> optional_inner;
-      std::unique_ptr<Inner> unique_inner;
+      Inner inner_obj{};
+      std::vector<Inner> inner_vector{};
+      std::optional<Inner> optional_inner{};
+      std::unique_ptr<Inner> unique_inner{};
     };
 
     Outer test;
diff --git a/tests/builder/static_reflection_enum_tests.cpp b/tests/builder/static_reflection_enum_tests.cpp
index b25821848..15d10dedd 100644
--- a/tests/builder/static_reflection_enum_tests.cpp
+++ b/tests/builder/static_reflection_enum_tests.cpp
@@ -51,8 +51,8 @@ namespace builder_tests {
     };
 
     struct StatusStruct {
-      Status status;
-      std::string name;
+      Status status{};
+      std::string name{};
     };
 
     // Test deserialization of different enum values with string representation
@@ -104,9 +104,9 @@ namespace builder_tests {
     };
 
     struct Task {
-      Priority priority;
-      std::string description;
-      int id;
+      Priority priority{};
+      std::string description{};
+      int id{};
     };
 
     Task original{Priority::High, "Important task", 123};
@@ -144,8 +144,8 @@ namespace builder_tests {
     };
 
     struct Response {
-      ErrorCode error;
-      std::string message;
+      ErrorCode error{};
+      std::string message{};
     };
 
     Response test{ErrorCode::NotFound, "Resource not found"};
diff --git a/tests/builder/static_reflection_fractured_json_tests.cpp b/tests/builder/static_reflection_fractured_json_tests.cpp
index fb3469a54..339d70655 100644
--- a/tests/builder/static_reflection_fractured_json_tests.cpp
+++ b/tests/builder/static_reflection_fractured_json_tests.cpp
@@ -8,26 +8,26 @@ using namespace simdjson;
 
 // Test structures for FracturedJson builder integration
 struct SimpleUser {
-  int id;
-  std::string name;
-  bool active;
+  int id{};
+  std::string name{};
+  bool active{};
 };
 
 struct UserWithEmail {
-  int id;
-  std::string name;
-  std::string email;
-  bool active;
+  int id{};
+  std::string name{};
+  std::string email{};
+  bool active{};
 };
 
 struct NestedData {
-  std::string title;
-  std::vector<SimpleUser> users;
-  int count;
+  std::string title{};
+  std::vector<SimpleUser> users{};
+  int count{};
 };
 
 struct TableTestData {
-  std::vector<SimpleUser> records;
+  std::vector<SimpleUser> records{};
 };
 
 namespace fractured_json_builder_tests {
diff --git a/tests/compile_time/compile_time_json_tests.cpp b/tests/compile_time/compile_time_json_tests.cpp
index 160862d61..66a5383bf 100644
--- a/tests/compile_time/compile_time_json_tests.cpp
+++ b/tests/compile_time/compile_time_json_tests.cpp
@@ -666,27 +666,27 @@ bool test_array_of_objects_with_concept() {
 /**
  * Test: #embed support for external JSON files (C++26)
  */
-bool test_embed_twitter_json() {
+bool test_embed_example_config_json() {
     TEST_START();
 
     // C++26 #embed allows embedding files directly into the binary at compile time
     // This creates a const char array with the file contents plus null terminator
-    constexpr const char twitter_json[] = {
-        #embed TWITTER_JSON
+    constexpr const unsigned char example_config_json[] = {
+        #embed "../../jsonexamples/example_config.json"
         , 0
     };
 
     // Parse the embedded JSON at compile time
-    constexpr auto parsed_twitter = simdjson::compile_time::parse_json<twitter_json>();
+    constexpr auto parsed_example_config = simdjson::compile_time::parse_json<example_config_json>();
 
-    // Verify the structure - twitter.json should have a "statuses" array
-    static_assert(parsed_twitter.statuses.size() > 0);
+    // Verify the structure - example_config.json should have an "app_name" field
+    static_assert(std::string_view(parsed_example_config.app_name) == "MyApp");
 
     // Runtime verification
-    ASSERT_TRUE(parsed_twitter.statuses.size() > 0);
+    ASSERT_TRUE(std::string_view(parsed_example_config.app_name) == "MyApp");
 
-    std::cout << "Successfully parsed embedded twitter.json with "
-              << parsed_twitter.statuses.size() << " statuses" << std::endl;
+    std::cout << "Successfully parsed embedded example_config.json with "
+              << parsed_example_config.app_name << " as app_name" << std::endl;
 
     TEST_SUCCEED();
 }
@@ -718,11 +718,10 @@ bool run() {
            test_top_level_array_example() &&
            test_array_of_objects_with_concept()
 #ifdef TEST_EMBED_SUPPORTED
-           && test_embed_twitter_json()
+           && test_embed_example_config_json()
 #endif
 ;
 }
-
 } // namespace compile_time_json_tests
 
 int main(int argc, char *argv[]) {
diff --git a/tests/ondemand/ondemand_convert_tests.cpp b/tests/ondemand/ondemand_convert_tests.cpp
index 99af9db98..785a86823 100644
--- a/tests/ondemand/ondemand_convert_tests.cpp
+++ b/tests/ondemand/ondemand_convert_tests.cpp
@@ -19,7 +19,7 @@ public:
         return date_str;
     }
 private:
-    std::string date_str;
+    std::string date_str{};
 };
 
 
@@ -52,8 +52,8 @@ auto tag_invoke(deserialize_tag, simdjson_value &val, MyDate& date) {
 } // namespace simdjson
 
 struct complicated_weather_data {
-    std::vector<MyDate> time;
-    std::vector<float> temperature;
+    std::vector<MyDate> time{};
+    std::vector<float> temperature{};
 };
 
 
@@ -152,19 +152,19 @@ simdjson::padded_string json_cars =
     TEST_SUCCEED();
   }
   struct Player {
-      std::string username;
-      int level;
-      double health;
+      std::string username{};
+      int level{};
+      double health{};
   };
   struct BadPlayer {
-      int username;  // Oops, should be string!
-      int level;
-      double health;
+      int username{};  // Oops, should be string!
+      int level{};
+      double health{};
   };
   struct OptionalPlayer {
-      std::string username;
-      std::optional<int> level;
-      double health;
+      std::string username{};
+      std::optional<int> level{};
+      double health{};
   };
 #if SIMDJSON_STATIC_REFLECTION
   bool missing_key_player() {
diff --git a/tests/ondemand/ondemand_wrong_type_error_tests.cpp b/tests/ondemand/ondemand_wrong_type_error_tests.cpp
index 0f0d9aa2f..dbfd826bd 100644
--- a/tests/ondemand/ondemand_wrong_type_error_tests.cpp
+++ b/tests/ondemand/ondemand_wrong_type_error_tests.cpp
@@ -15,9 +15,9 @@ namespace wrong_type_error_tests {
     return false; \
   } \
   { \
-    padded_string a_json(std::string(R"({ "a": )") + JSON + " }"); \
+    std::string a_json(R"({ "a": )"); a_json += JSON; a_json += " }"; \
     std::cout << R"(- Subtest: get_)" << (#TYPE) << "() - JSON: " << a_json << std::endl; \
-    if (!test_ondemand_doc(a_json, [&](auto doc_result) { \
+    if (!test_ondemand_doc(simdjson::pad(a_json), [&](auto doc_result) { \
       ASSERT_ERROR( doc_result["a"].get_##TYPE(), (ERROR) ); \
       return true; \
     })) { \