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Support string+ary and ary.to<T>()

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King_DuckZ 2018-10-13 00:18:04 +01:00
parent 7e88e9ee8e
commit 9ad3cc317c
1 changed files with 13 additions and 1 deletions
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14
include/duckhandy/implem/reversed_sized_array_bt.hpp
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@ -45,9 +45,13 @@ namespace dhandy {
constexpr const T* data() const { return m_data.data() + m_curr + 1; } constexpr const T* data() const { return m_data.data() + m_curr + 1; }
constexpr iterator begin() { return m_data.begin() + m_curr + 1; } constexpr iterator begin() { return m_data.begin() + m_curr + 1; }
constexpr iterator end() { return m_data.end(); } constexpr iterator end() { return m_data.end(); }
constexpr const T& back() const { return *(m_data.data() + S - 1); }
template <typename V>
constexpr V to() const { return V(data(), size() - (not empty() and not back() ? 1 : 0)); }
#if !defined(INT_CONV_WITHOUT_HELPERS) #if !defined(INT_CONV_WITHOUT_HELPERS)
constexpr std::string_view to_string_view() const { return std::string_view(data(), size() - 1); } constexpr std::string_view to_string_view() const { return to<std::string_view>(); }
bool operator== (const std::string_view& other) const { return to_string_view() == other; } bool operator== (const std::string_view& other) const { return to_string_view() == other; }
bool operator!= (const std::string_view& other) const { return not operator==(other); } bool operator!= (const std::string_view& other) const { return not operator==(other); }
bool operator== (const std::string& other) const { return to_string_view() == other; } bool operator== (const std::string& other) const { return to_string_view() == other; }
@ -63,10 +67,18 @@ namespace dhandy {
#if !defined(INT_CONV_WITHOUT_HELPERS) #if !defined(INT_CONV_WITHOUT_HELPERS)
template <typename T, std::size_t S> template <typename T, std::size_t S>
inline
std::basic_ostream<T>& operator<< (std::basic_ostream<T>& stream, const ReversedSizedArray<T, S>& arr) { std::basic_ostream<T>& operator<< (std::basic_ostream<T>& stream, const ReversedSizedArray<T, S>& arr) {
stream << arr.to_string_view(); stream << arr.to_string_view();
return stream; return stream;
} }
template <typename T, std::size_t S>
inline
std::basic_string<T> operator+ (std::basic_string<T>&& a, const ReversedSizedArray<T, S>& b) {
a.insert(a.end(), b.begin(), b.end());
return a;
}
#endif #endif
} //namespace dhandy } //namespace dhandy