#pragma once

#include <vector>

namespace saw {
/**
 * Array container avoiding exceptions
 */
template<typename T>
class array {
private:
		std::vector<T> data_;
public:
		array() = default;

		SAW_FORBID_COPY(array);

		T& at(size_t i) noexcept {
				return data_.at(i);
		}

		const T& at(size_t i) noexcept const {
				return data_.at(i);
		}

		size_t size() noexcept const {
				return data_.size();
		}
		
		T& front() noexcept {
				return data_.front();
		}

		const T& front() noexcept const {
				return data_.front();
		}

		T& back() noexcept {
				return data_.back();
		}

		const T& back() noexcept const {
				return data_.back();
		}

		error_or<void> push(T val) noexcept {
				try{
						data_.push_back(std::move(val));
				}catch(std::exception& e){
						return make_error<err::out_of_memory>();
				}

				return void_t{};
		}

		error_or<void> pop() noexcept {
				try{
						data_.pop_back();
				}catch(std::exception& e){
						return make_error<err::out_of_memory>();
				}

				return void_t{};
		}

		error_or<void> resize(size_t i) noexcept {
				try{
						data_.resize(i);
				}catch(std::exception& e){
						return make_error<err::out_of_memory>();
				}

				return void_t{};
		}

		error_or<void> reserve(size_t i) noexcept {
				try{
						data_.reserve(i);
				}catch(std::exception& e){
						return make_error<err::out_of_memory>();
				}

				return void_t{};
		}

		error_or<void> shrink_to_fit() noexcept {
				try{
						data_.shrink_to_fit();
				}catch(std::exception& e){
						return make_error<err::out_of_memory>();
				}

				return void_t{};
		}
};
}