Function UnescapeC

util/string/escape.cpp:339–359

template <class TChar>
TChar* UnescapeC(const TChar* str, size_t len, TChar* buf) {
    struct TUnboundedString {
        void append(TChar ch) noexcept {
            *P++ = ch;
        }

        void append(const TChar* b, const TChar* e) noexcept {
            while (b != e) {
                append(*b++);
            }
        }

        void AppendNoAlias(const TChar* s, size_t l) noexcept {
            append(s, s + l);
        }

        TChar* P;
    } bufbuf = {buf};

    return DoUnescapeC(str, len, bufbuf).P;
}

template TString& UnescapeCImpl<TString::TChar>(const TString::TChar* str, size_t len, TString& r);
template TUtf16String& UnescapeCImpl<TUtf16String::TChar>(const TUtf16String::TChar* str, size_t len, TUtf16String& r);