Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is the documentation for a snapshot of the develop branch, built from commit ad6398bcfe.
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failure_type<error_type, exception_type> as_failure() const &

Return the output from free function auto failure(T &&, ...) containing a copy of any errored and/or excepted state. The error and/or exception state is accessed using const error_type &assume_error() const & noexcept and const exception_type &assume_exception() const & noexcept .

Requires: Always available.

Complexity: Whatever that of error_type’s and/or exception_type’s copy constructor is.

Guarantees: None.

Last revised: February 01, 2019 at 15:52:57 UTC


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