perf: preprocess tranches

docs/mrdocs.schema.json

@@ -158,6 +158,17 @@
       "title": "Include paths",
       "type": "array"
     },
+    "inherit-base-members": {
+      "default": "copy-dependencies",
+      "description": "Determine how derived classes inherit members of base classes. When set to `never`, derived classes do not inherit members of base classes and only the relationship is stored. When set to `reference`, derived classes list members of base classes but references are still linked to the base class. When set to `copy`, a copy is created for each base symbol as if it was declared in the derived class. If the base class is a dependency, the extraction mode is copied from the new parent. When set to `copy-dependencies`, a reference is created by default and a copy is created when the base class is a dependency.",
+      "enum": [
+        "never",
+        "reference",
+        "copy",
+        "copy-dependencies"
+      ],
+      "title": "Determine how derived classes inherit base members"
+    },
     "input": {
       "default": [
         "<source-root>/."
@@ -219,6 +230,16 @@
       "title": "Directory or file for generating output",
       "type": "string"
     },
+    "overloads": {
+      "default": true,
+      "description": "When set to `true`, MrDocs detects function overloads and groups them as a single symbol type.",
+      "enum": [
+        true,
+        false
+      ],
+      "title": "Detect and group function overloads",
+      "type": "boolean"
+    },
     "private-bases": {
       "default": true,
       "description": "Determine whether private base classes should be extracted",

include/mrdocs/ADT/Optional.hpp

@@ -64,10 +64,9 @@ class Optional
     using value_type = T;
 
     constexpr Optional() = default;
-    constexpr Optional(
-        Optional const& other) = default;
-    constexpr Optional& operator=(
-        Optional const& other) = default;
+    constexpr Optional(Optional const& other) = default;
+    constexpr Optional& operator=(Optional const& other) = default;
+    constexpr Optional& operator=(Optional&& other) = default;
 
     template<class U>
     requires std::is_constructible_v<T, U>
@@ -94,7 +93,7 @@ class Optional
         return t_;
     }
 
-    constexpr const value_type& value() const & noexcept
+    constexpr value_type const& value() const & noexcept
     {
         return t_;
     }
@@ -104,7 +103,7 @@ class Optional
         return std::move(t_);
     }
 
-    constexpr const value_type&& value() const && noexcept
+    constexpr value_type const&& value() const && noexcept
     {
         return std::move(t_);
     }
@@ -138,6 +137,8 @@ class Optional
     {
         return ! EmptyPredicate()(t_);
     }
+
+    auto operator<=>(Optional const&) const = default;
 };
 
 } // clang::mrdocs

include/mrdocs/ADT/PolymorphicValue.hpp

@@ -70,7 +70,7 @@ class BadPolymorphicValueConstruction
 {
 public:
     BadPolymorphicValueConstruction() noexcept = default;
-    const char* what() const noexcept override {
+    char const* what() const noexcept override {
         return "bad polymorphic value construction";
     }
 };