NAME¶

std::execution::let_error - std::execution::let_error

Synopsis¶

Defined in header <execution>
execution::sender auto let_error(

execution::sender auto input, (since C++26)
std::invocable<errors-sent-by(input)...> function

);

Parameters¶

input - sender which once an error occurs, sends the errors to the function
function - invocable to be called with errors in case an error occurs by input
sender

Return value¶

Returns a sender describing the task graph described by the input sender, with an
added node of invoking the provided function with errors sent by the input sender,
if an error occurs.