/Users/eugenesiegel/btc/bitcoin/src/util/any.h
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1 | | // Copyright (c) 2023 The Bitcoin Core developers |
2 | | // Distributed under the MIT software license, see the accompanying |
3 | | // file COPYING or http://www.opensource.org/licenses/mit-license.php. |
4 | | |
5 | | #ifndef BITCOIN_UTIL_ANY_H |
6 | | #define BITCOIN_UTIL_ANY_H |
7 | | |
8 | | #include <any> |
9 | | |
10 | | namespace util { |
11 | | |
12 | | /** |
13 | | * Helper function to access the contained object of a std::any instance. |
14 | | * Returns a pointer to the object if passed instance has a value and the type |
15 | | * matches, nullptr otherwise. |
16 | | */ |
17 | | template<typename T> |
18 | | T* AnyPtr(const std::any& any) noexcept |
19 | 0 | { |
20 | 0 | T* const* ptr = std::any_cast<T*>(&any); |
21 | 0 | return ptr ? *ptr : nullptr; |
22 | 0 | } Unexecuted instantiation: _ZN4util6AnyPtrIN6wallet13WalletContextEEEPT_RKNSt3__13anyE Unexecuted instantiation: _ZN4util6AnyPtrIN4node11NodeContextEEEPT_RKNSt3__13anyE |
23 | | |
24 | | } // namespace util |
25 | | |
26 | | #endif // BITCOIN_UTIL_ANY_H |