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Opt-in macro to enforce use of compile-time format strings

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This commit is contained in:
Jack Andersen 2019-07-14 19:04:37 -10:00
parent da2d33f1f1
commit 24874ebc2d
1 changed files with 7 additions and 1 deletions
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8
include/fmt/core.h
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@ -1256,7 +1256,13 @@ template <typename T, typename Char> struct named_arg : named_arg_base<Char> {
};
template <typename..., typename S, FMT_ENABLE_IF(!is_compile_string<S>::value)>
inline void check_format_string(const S&) {}
inline void check_format_string(const S&) {
#if defined(FMT_ENFORCE_COMPILE_STRING)
static_assert(is_compile_string<S>::value,
"FMT_ENFORCE_COMPILE_STRING requires all format strings to "
"utilize FMT_STRING() or fmt().");
#endif
}
template <typename..., typename S, FMT_ENABLE_IF(is_compile_string<S>::value)>
void check_format_string(S);