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07e4bb7050
We don't need any special handling for them on the client, and, on the contrary, have to handle them as logical errors in tests.
53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
#pragma once
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#include <type_traits>
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#include <typeinfo>
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#include <typeindex>
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#include <string>
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#include <Common/Exception.h>
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#include <common/demangle.h>
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namespace DB
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{
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namespace ErrorCodes
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{
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extern const int LOGICAL_ERROR;
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}
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}
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/** Perform static_cast in release build.
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* Checks type by comparing typeid and throw an exception in debug build.
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* The exact match of the type is checked. That is, cast to the ancestor will be unsuccessful.
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*/
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template <typename To, typename From>
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To assert_cast(From && from)
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{
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#ifndef NDEBUG
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try
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{
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if constexpr (std::is_pointer_v<To>)
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{
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if (typeid(*from) == typeid(std::remove_pointer_t<To>))
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return static_cast<To>(from);
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}
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else
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{
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if (typeid(from) == typeid(To))
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return static_cast<To>(from);
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}
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}
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catch (const std::exception & e)
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{
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throw DB::Exception(e.what(), DB::ErrorCodes::LOGICAL_ERROR);
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}
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throw DB::Exception("Bad cast from type " + demangle(typeid(from).name()) + " to " + demangle(typeid(To).name()),
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DB::ErrorCodes::LOGICAL_ERROR);
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#else
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return static_cast<To>(from);
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#endif
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}
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