emplace()

template<typename T>

template<typename... Args>

iterator fl::deque< T >::emplace ( const_iterator pos, Args &&... args )

inline

Definition at line 783 of file deque.h.

                                                                      {
        fl::size idx = pos.mIndex;
        if (idx == mSize) {
            emplace_back(fl::forward<Args>(args)...);
            return iterator(this, idx);
        }
        // Move-extend at the back so move-only T works. The moved-from
        // slot at old logical mSize-1 is overwritten by the shift loop.
        push_back(fl::move((*this)[mSize - 1]));
        for (fl::size i = mSize - 1; i > idx + 1; --i) {
            (*this)[i - 1] = fl::move((*this)[i - 2]);
        }
        (*this)[idx] = T(fl::forward<Args>(args)...);
        return iterator(this, idx);
    }