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Replace SFINAE with concepts (#5361)

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Concepts are cleaner to use and result in much better error messages for incorrect template use.
This commit is contained in:
Tyler Veness
2023-06-07 09:50:09 -07:00
committed by GitHub
parent d57d1a4598
commit 91cbcea841
42 changed files with 397 additions and 361 deletions
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7
wpilibc/src/main/native/include/frc/smartdashboard/SendableChooser.inc
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@@ -18,17 +18,20 @@
namespace frc {
template <class T>
requires std::copy_constructible<T> && std::default_initializable<T>
void SendableChooser<T>::AddOption(std::string_view name, T object) {
m_choices[name] = std::move(object);
}
template <class T>
requires std::copy_constructible<T> && std::default_initializable<T>
void SendableChooser<T>::SetDefaultOption(std::string_view name, T object) {
m_defaultChoice = name;
AddOption(name, std::move(object));
}
template <class T>
requires std::copy_constructible<T> && std::default_initializable<T>
auto SendableChooser<T>::GetSelected()
-> decltype(_unwrap_smart_ptr(m_choices[""])) {
std::string selected = m_defaultChoice;
@@ -46,6 +49,7 @@ auto SendableChooser<T>::GetSelected()
}
template <class T>
requires std::copy_constructible<T> && std::default_initializable<T>
void SendableChooser<T>::InitSendable(nt::NTSendableBuilder& builder) {
builder.SetSmartDashboardType("String Chooser");
{
@@ -101,18 +105,21 @@ void SendableChooser<T>::InitSendable(nt::NTSendableBuilder& builder) {
}
template <class T>
requires std::copy_constructible<T> && std::default_initializable<T>
template <class U>
U SendableChooser<T>::_unwrap_smart_ptr(const U& value) {
return value;
}
template <class T>
requires std::copy_constructible<T> && std::default_initializable<T>
template <class U>
U* SendableChooser<T>::_unwrap_smart_ptr(const std::unique_ptr<U>& value) {
return value.get();
}
template <class T>
requires std::copy_constructible<T> && std::default_initializable<T>
template <class U>
std::weak_ptr<U> SendableChooser<T>::_unwrap_smart_ptr(
const std::shared_ptr<U>& value) {