std::execution::let_error - cppreference.com (original) (raw)
| | | | | ----------------------------------------------------------------------------------------------------------------------------------------------------------- | | ------------- | | execution::sender auto let_error( execution::sender auto input, std::invocable</*errors-sent-by*/(input)...> function ); | | (since C++26) |
[edit] 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 |
[edit] 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.