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util: Catch translation string errors at compile time

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MarcoFalke 2024-07-03 13:02:13 +02:00
parent 9adebe1455
commit fa601ab9f7
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2 changed files with 10 additions and 5 deletions
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3
src/test/fuzz/string.cpp
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@ -1,4 +1,4 @@
// Copyright (c) 2020-2022 The Bitcoin Core developers
// Copyright (c) 2020-present The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
@ -101,7 +101,6 @@ FUZZ_TARGET(string)
(void)TrimString(random_string_1, random_string_2);
(void)UrlDecode(random_string_1);
(void)ContainsNoNUL(random_string_1);
(void)_(random_string_1.c_str());
try {
throw scriptnum_error{random_string_1};
} catch (const std::runtime_error&) {

12
src/util/translation.h
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@ -1,4 +1,4 @@
// Copyright (c) 2019-2022 The Bitcoin Core developers
// Copyright (c) 2019-present The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
@ -67,13 +67,19 @@ bilingual_str format(const bilingual_str& fmt, const Args&... args)
/** Translate a message to the native language of the user. */
const extern std::function<std::string(const char*)> G_TRANSLATION_FUN;
struct ConstevalStringLiteral {
const char* const lit;
consteval ConstevalStringLiteral(const char* str) : lit{str} {}
consteval ConstevalStringLiteral(std::nullptr_t) = delete;
};
/**
* Translation function.
* If no translation function is set, simply return the input.
*/
inline bilingual_str _(const char* psz)
inline bilingual_str _(ConstevalStringLiteral str)
{
return bilingual_str{psz, G_TRANSLATION_FUN ? (G_TRANSLATION_FUN)(psz) : psz};
return bilingual_str{str.lit, G_TRANSLATION_FUN ? (G_TRANSLATION_FUN)(str.lit) : str.lit};
}
#endif // BITCOIN_UTIL_TRANSLATION_H