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34ef577604
This change replaces all include guards in the `src/` and `include/` directories by `#pragma once`.
50 lines
1.1 KiB
C++
50 lines
1.1 KiB
C++
#pragma once
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#include <xrpl/beast/type_name.h>
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#include <exception>
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#include <string>
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#include <utility>
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namespace xrpl {
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/* Programming By Contract
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This routines are used when checking
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preconditions, postconditions, and invariants.
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*/
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/** Generates and logs a call stack */
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void
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LogThrow(std::string const& title);
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/** Rethrow the exception currently being handled.
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When called from within a catch block, it will pass
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control to the next matching exception handler, if any.
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Otherwise, std::terminate will be called.
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*/
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[[noreturn]] inline void
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Rethrow()
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{
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LogThrow("Re-throwing exception");
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throw;
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}
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template <class E, class... Args>
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[[noreturn]] inline void
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Throw(Args&&... args)
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{
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static_assert(std::is_convertible<E*, std::exception*>::value, "Exception must derive from std::exception.");
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E e(std::forward<Args>(args)...);
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LogThrow(std::string("Throwing exception of type " + beast::type_name<E>() + ": ") + e.what());
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throw e;
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}
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/** Called when faulty logic causes a broken invariant. */
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[[noreturn]] void
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LogicError(std::string const& how) noexcept;
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} // namespace xrpl
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