value-ptr lite

The last C++ smart-pointer for C++98, C++11 and later

• Gaetano Checinski. value_ptr — The Missing C++ Smart-pointer (GitHub). May 2017.
• Andrey Upadyshev. PIMPL, Rule of Zero and Scott Meyers (GitHub). December 29, 2015.

Appendix

Contents

• A.1 Value-ptr lite test specification
• A.2 Hidden test cases tagged with [.applet]
• A.3 Hidden test cases for compile-time information

A.1 value-ptr lite test specification

value_ptr: Allows to default construct an empty value_ptr
value_ptr: Allows to explicitly construct a disengaged, empty value_ptr via nullptr
value_ptr: Allows to default construct an empty value_ptr with a non-default-constructible
value_ptr: Allows to copy-construct from empty value_ptr
value_ptr: Allows to copy-construct from non-empty value_ptr
value_ptr: Allows to move-construct from value_ptr (C++11)
value_ptr: Allows to copy-construct from literal value
value_ptr: Allows to copy-construct from value
value_ptr: Allows to move-construct from value (C++11)
value_ptr: Allows to in-place construct from literal value (C++11)
value_ptr: Allows to in-place copy-construct from value (C++11)
value_ptr: Allows to in-place move-construct from value (C++11)
value_ptr: Allows to in-place copy-construct from initializer-list (C++11)
value_ptr: Allows to in-place move-construct from initializer-list (C++11)
value_ptr: Allows to assign nullptr to disengage (C++11)
value_ptr: Allows to copy-assign from/to engaged and disengaged value_ptr-s
value_ptr: Allows to move-assign from/to engaged and disengaged value_ptr-s (C++11)
value_ptr: Allows to copy-assign from literal value
value_ptr: Allows to copy-assign from value
value_ptr: Allows to move-assign from value (C++11)
value_ptr: Allows to copy-emplace content from arguments (C++11)
value_ptr: Allows to move-emplace content from arguments (C++11)
value_ptr: Allows to copy-emplace content from intializer-list and arguments (C++11)
value_ptr: Allows to move-emplace content from intializer-list and arguments (C++11)
value_ptr: Allows to obtain pointer to value via operator->()
value_ptr: Allows to obtain value via operator*()
value_ptr: Allows to obtain moved-value via operator*()
value_ptr: Allows to obtain engaged state via operator bool()
value_ptr: Allows to release its content
value_ptr: Allows to clear its content (reset)
value_ptr: Allows to replace its content (reset)
value_ptr: Allows to swap with other value_ptr (member)
value_ptr: Allows to swap with other value_ptr (non-member)
value_ptr: Provides relational operators (pointer comparison, non-member)
make_value: Allows to copy-construct value_ptr
make_value: Allows to move-construct value_ptr (C++11)
make_value: Allows to in-place copy-construct value_ptr from arguments (C++11)
make_value: Allows to in-place move-construct value_ptr from arguments (C++11)
make_value: Allows to in-place copy-construct value_ptr from initializer-list and arguments (C++11)
make_value: Allows to in-place move-construct value_ptr from initializer-list and arguments (C++11)
std::hash<>: Allows to obtain hash (C++11)

A.2 Hidden test cases tagged with [.applet]

Applets demonstrate a specific use case.

[none]

A.3 Hidden test cases for compile-time information

The version of value-ptr lite is available via tag [.version]. The following tags are available for information on the compiler and on the C++ standard library used: [.compiler], [.stdc++], [.stdlanguage] and [.stdlibrary].

value-ptr-lite version[.version]
C++ compiler: compiler version[.compiler]
C++ language: __cplusplus[.stdc++]
C++ language: nsvp_CPP11_OR_GREATER[.stdc++]
C++ language: nsvp_CPP14_OR_GREATER[.stdc++]
C++ language: nsvp_CPP17_OR_GREATER[.stdc++]
C++ language: presence of C++ language features[.stdlanguage]
C++ library: presence of C++ library features[.stdlibrary]