fp
Functional Programming extensions to C++ for ROS projects.
macros.hpp
1 // Copyright (c) 2022, Tyler Weaver
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28 
29 #pragma once
30 
31 #include <optional>
32 
33 #include "fp/_external/expected.hpp"
34 
35 #define TRY(m) \
36  ({ \
37  auto const& exp = (m); \
38  if (!exp.has_value()) return tl::make_unexpected(exp.error()); \
39  exp.value(); \
40  })