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Added ETL_NODISCARD to 'create' and 'is_valid' functions

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This commit is contained in:
John Wellbelove 2022-06-15 11:38:43 +01:00
parent ce76e1b628
commit bb3190452c
1 changed files with 9 additions and 0 deletions
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9
include/etl/private/delegate_cpp11.h
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@ -121,6 +121,7 @@ namespace etl
/// Create from function (Compile time).
//*************************************************************************
template <TReturn(*Method)(TParams...)>
ETL_NODISCARD
static ETL_CONSTEXPR14 delegate create()
{
return delegate(ETL_NULLPTR, function_stub<Method>);
@ -130,6 +131,7 @@ namespace etl
/// Create from Lambda or Functor.
//*************************************************************************
template <typename TLambda, typename = etl::enable_if_t<etl::is_class<TLambda>::value, void>>
ETL_NODISCARD
static ETL_CONSTEXPR14 delegate create(const TLambda& instance)
{
return delegate((void*)(&instance), lambda_stub<TLambda>);
@ -139,6 +141,7 @@ namespace etl
/// Create from instance method (Run time).
//*************************************************************************
template <typename T, TReturn(T::*Method)(TParams...)>
ETL_NODISCARD
static ETL_CONSTEXPR14 delegate create(T& instance)
{
return delegate((void*)(&instance), method_stub<T, Method>);
@ -149,12 +152,14 @@ namespace etl
/// Deleted for rvalue references.
//*************************************************************************
template <typename T, TReturn(T::*Method)(TParams...)>
ETL_NODISCARD
static ETL_CONSTEXPR14 delegate create(T&& instance) = delete;
//*************************************************************************
/// Create from const instance method (Run time).
//*************************************************************************
template <typename T, TReturn(T::*Method)(TParams...) const>
ETL_NODISCARD
static ETL_CONSTEXPR14 delegate create(const T& instance)
{
return delegate((void*)(&instance), const_method_stub<T, Method>);
@ -170,6 +175,7 @@ namespace etl
/// Create from instance method (Compile time).
//*************************************************************************
template <typename T, T& Instance, TReturn(T::*Method)(TParams...)>
ETL_NODISCARD
static ETL_CONSTEXPR14 delegate create()
{
return delegate(method_instance_stub<T, Instance, Method>);
@ -179,6 +185,7 @@ namespace etl
/// Create from const instance method (Compile time).
//*************************************************************************
template <typename T, T const& Instance, TReturn(T::*Method)(TParams...) const>
ETL_NODISCARD
static ETL_CONSTEXPR14 delegate create()
{
return delegate(const_method_instance_stub<T, Instance, Method>);
@ -244,6 +251,7 @@ namespace etl
/// At the time of writing, GCC appears to have trouble with this.
//*************************************************************************
template <typename T, T& Instance>
ETL_NODISCARD
static ETL_CONSTEXPR14 delegate create()
{
return delegate(operator_instance_stub<T, Instance>);
@ -365,6 +373,7 @@ namespace etl
//*************************************************************************
/// Returns <b>true</b> if the delegate is valid.
//*************************************************************************
ETL_NODISCARD
ETL_CONSTEXPR14 bool is_valid() const
{
return invocation.stub != ETL_NULLPTR;