Wide character printf #116
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Mathewnd
approved these changes
Jan 13, 2026
avdgrinten
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Jan 21, 2026
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| template<typename T> | ||
| concept Sink = requires (T t, const char *str, char c) { | ||
| concept Sink = requires (T t, const typename T::value_type *str, typename T::value_type c) { | ||
| t.append(str); | ||
| t.append(c); | ||
| }; |
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Instead of declaring value_type, it might be better to make the sink concept a template based on the character type, especially if we expect that there are sinks that support both. That'd allow us to type sink<T, char> vs. sink<T, wchar_t> etc.
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