pigine/utils/List.h

#ifndef LIST_H
#define LIST_H

template<typename T, int L>
class List final {
    int entries;
    T data[L];

public:

    List() : entries(0) {
    }

    List& add(const T& t) {
        if(entries >= L) {
            return *this;
        }
        data[entries++] = t;
        return *this;
    }

    List& clear() {
        entries = 0;
        return *this;
    }

    int getLength() const {
        return entries;
    }

    constexpr int getCapacity() const {
        return L;
    }

    T& operator[](int index) {
        return data[index];
    }

    const T& operator[](int index) const {
        return data[index];
    }

    const T* getData() {
        return data;
    }

    T* begin() {
        return data;
    }

    const T* begin() const {
        return data;
    }

    T* end() {
        return data + entries;
    }

    const T* end() const {
        return data + entries;
    }
};

#endif