Method KeyExpected

library/cpp/json/writer/json.h:62–64

        TAfterColonContext WriteKey(const TStringBuf& key);
        TAfterColonContext UnsafeWriteKey(const TStringBuf& key);
        bool KeyExpected() const {
            return Stack.back() == JE_OBJECT;
        }

        //! deprecated, do not use in new code
        TAfterColonContext CompatWriteKeyWithoutQuotes(const TStringBuf& key);