std::execution::upon_error(3) - FreeBSD Ports 15.1.quarterly Manual Pages

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std::execution::upon_error(3)  C++ Standard Libary std::execution::upon_error(3)

NAME
     std::execution::upon_error - std::execution::upon_error

Synopsis
	Defined in header <execution>
	execution::sender auto upon_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 the errors sent by the
     input
	sender as arguments (in case of an error).

http://cppreference.com 	   2024.06.10	   std::execution::upon_error(3)

NAME | Synopsis | Parameters | Return value

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