Merge pull request #9061
085fdea
Add compile-time check for input iterators in ::wire array writing (Lee *!* Clagett)
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6d00cf2c2d
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@ -30,6 +30,7 @@
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#include <boost/utility/string_ref.hpp>
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#include <boost/range/size.hpp>
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#include <cstdint>
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#include <iterator>
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#include <system_error>
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#include <type_traits>
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@ -188,7 +189,13 @@ namespace wire_write
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template<typename T>
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inline std::size_t array_size(std::true_type, const T& source)
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{ return boost::size(source); }
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{
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static_assert(
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!std::is_same<typename std::iterator_traits<typename T::const_iterator>::iterator_category, std::input_iterator_tag>{},
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"Input iterators must use json (or similar) derived classes directly"
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);
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return boost::size(source);
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}
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template<typename T>
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inline constexpr std::size_t array_size(std::false_type, const T&) noexcept
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