Implement promise<T> as defined in ISO/IEC TS 19571:2016.
Constructors
promise
Creates a promise with an unsatisfied shared state.
promise
Creates a promise with an unsatisfied shared state.
Parameter
Name
Description
cancellation_callback
std::function< void()>
promise
Creates a promise without a shared state.
Parameter
Name
Description
x
null_promise_t
promise
Constructs a new promise and transfer any shared state from rhs.
Parameter
Name
Description
promise &&
~promise
Abandons any shared state.
If the shared state was not already satisfied it becomes satisfied with a std::future_error exception. The error code in this exception is std::future_errc::broken_promise.
promise
Parameter
Name
Description
promise const &
Operators
operator=
Abandons the shared state in *this, if any, and transfers the shared state from rhs.
Parameter
Name
Description
rhs
promise &&
Returns
Type
Description
promise &
operator=
Parameter
Name
Description
promise const &
Returns
Type
Description
promise &
Functions
swap
Swaps the shared state in *this with rhs.
Parameter
Name
Description
other
promise &
Returns
Type
Description
void
get_future
Creates the future<T> using the same shared state as *this.
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