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| . ` |/ _` | '_ ` _ \ / _ \/ _ \| _| | | |_ _|_ _|
| |\ | (_| | | | | | | __/ (_) | | | |____|_| |_|
|_| \_|\__,_|_| |_| |_|\___|\___/|_| \_____|
Header-only C++17 library provides nameof macros and functions to simply obtain the name of a variable, type, function, macro, and enum.
Nameof
// Name of variable.
NAMEOF(somevar) -> "somevar"
// Name of member variable.
NAMEOF(person.address.zip_code) -> "zip_code"
// Name of function.
NAMEOF(foo<int, float>()) -> "foo"
// Name of member function.
NAMEOF(somevar.some_method()) -> "some_method"
NAMEOF(somevar.some_method<int>()) -> "some_method"
// Name of macro.
NAMEOF(__LINE__) -> "__LINE__"
NAMEOF(NAMEOF(structvar)) -> "NAMEOF"
Nameof enum
auto color = Color::RED;
// Name of enum variable.
NAMEOF_ENUM(color) -> "RED"
nameof::nameof_enum(color) -> "RED"
// Static storage enum variable to string.
// This version is much lighter on the compile times and is not restricted to the enum_range limitation.
NAMEOF_CONST_ENUM(Color::GREEN) -> "GREEN"
nameof::nameof_enum<Color::GREEN>() -> "GREEN"
Nameof type
using T = const int&;
T var = 42;
// Name of variable type.
NAMEOF_TYPE_EXPR(var) -> "int"
NAMEOF_FULL_TYPE_EXPR(var) -> "const int&"
nameof::nameof_type<decltype(var)>() -> "int"
nameof::nameof_full_type<decltype(var)>() -> "const int&"
// Name of type.
NAMEOF_TYPE(T) -> "int"
NAMEOF_FULL_TYPE(T) -> "const int&"
nameof::nameof_type<T>() -> "int"
nameof::nameof_full_type<T>() -> "const int&"
Compile-time
constexpr auto somevar_name = NAMEOF(somevar);
// somevar_name -> "somevar"
constexpr auto color_name = NAMEOF_ENUM(Color::BLUE); // or nameof::nameof_enum(Color::BLUE)
// color_name -> "BLUE"
constexpr auto var_type_name = NAMEOF_TYPE_EXPR(var); // or nameof::nameof_type<decltype(var)>()
// var_type_name -> "int"
constexpr auto type_name = NAMEOF_TYPE(T); // or nameof::nameof_type<T>()
// type_name -> "int"
You should add required file nameof.hpp.
If you are using vcpkg on your project for external dependencies, then you can use the nameof package.
If you are using Conan to manage your dependencies, merely add nameof/x.y.z@neargye/stable
to your conan's requires, where x.y.z
is the release version you want to use.
Alternatively, you can use something like CPM which is based on CMake's Fetch_Content
module.
CPMAddPackage(
NAME nameof
GITHUB_REPOSITORY Neargye/nameof
GIT_TAG 0.9.3 # Where `x.y.z` is the release version you want to use.
)
## Compiler compatibility
* Clang/LLVM >= 5
* MSVC++ >= 14.11 / Visual Studio >= 2017
* Xcode >= 10
* GCC >= 7 (GCC >= 9 for NAMEOF_ENUM)
## Licensed under the [MIT License](LICENSE)
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