COSC-3P93-Project/Step 2/include/util/std.h

/*
 * Created by Brett Terpstra 6920201 on 14/10/22.
 * Copyright (c) Brett Terpstra 2022 All Rights Reserved
 *
 * This file is used to include common standard library headers
 * There are some things {String, Maps} that I use a lot
 * Plus common defines that might be useful in the future.
 *
 */

#ifndef STEP_2_STD_H
#define STEP_2_STD_H

/**
 * includes
 */
#include <unordered_map>
#include <vector>
#include "util/logging.h"
#include <string>
#include <algorithm>
#include <cctype>
#include <locale>

/**
 * defines
 */
#define RAYTRACING_VERSION_MAJOR 0
#define RAYTRACING_VERSION_MINOR 0
#define RAYTRACING_VERSION_PATCH 1
#define RAYTRACING_VERSION_STRING "0.0.1"

/**
 * classes
 */
namespace Raytracing {
    class String {
    public:
        // taken from https://stackoverflow.com/questions/216823/how-to-trim-an-stdstring
        // would've preferred to use boost lib but instructions said to avoid external libs
        // trim from start (in place)
        static inline std::string& ltrim(std::string &s) {
            s.erase(s.begin(), std::find_if(s.begin(), s.end(), [](unsigned char ch) {
                return !std::isspace(ch);
            }));
            return s;
        }

        // trim from end (in place)
        static inline std::string& rtrim(std::string &s) {
            s.erase(std::find_if(s.rbegin(), s.rend(), [](unsigned char ch) {
                return !std::isspace(ch);
            }).base(), s.end());
            return s;
        }

        // trim from both ends (in place)
        static inline std::string& trim(std::string &s) {
            ltrim(s);
            rtrim(s);
            return s;
        }

        // trim from start (copying)
        static inline std::string ltrim_copy(std::string s) {
            ltrim(s);
            return s;
        }

        // trim from end (copying)
        static inline std::string rtrim_copy(std::string s) {
            rtrim(s);
            return s;
        }

        // trim from both ends (copying)
        static inline std::string trim_copy(std::string s) {
            trim(s);
            return s;
        }
    };
}

#endif //STEP_2_STD_H