ArrayList/include/arraylist.h

#ifndef ARRAYLIST_H
#define ARRAYLIST_H

#include <inttypes.h>
#include <stddef.h>
#include <stdbool.h>

typedef struct ArrayList ArrayList;

// FUCK, i forgot one of the main reasons i wanted to
// implement arrays myself was because i needed 
// array slices or something like this and i completely
// forgot, fuck, guess i will implement it once i get
// the tests done.
typedef struct {
    ArrayList *array;
    size_t offset;
} ArrayListSlice;

typedef enum {
    ARRLIST_OK = 0,
    ARRLIST_OUT_OF_BOUNDS,
    ARRLIST_BAD_ALLOC,
    ARRLIST_ALLOC_OVERFLOW,
    ARRLIST_EMPTY,
    ARRLIST_NULL_ARG,
    ARRLIST_INVALID_ELEM_SIZE,
    ARRLIST_INVALID_CAPACITY,
} ArrayListErr;

ArrayList *arraylist_init(size_t capacity, size_t elem_size);
ArrayListErr arraylist_destroy(ArrayList **arr);
ArrayListErr arraylist_clear(ArrayList *arr);

size_t arraylist_size(const ArrayList *arr);
size_t arraylist_capacity(const ArrayList *arr);
bool arraylist_is_empty(const ArrayList *arr);

ArrayListErr arraylist_push_back(ArrayList *arr, void *data);
ArrayListErr arraylist_insert(ArrayList*arr, size_t index, void *data);
ArrayListErr arraylist_push_front(ArrayList* arr, void *data);

// Here out can be null for not having anything writen
ArrayListErr arraylist_pop_back(ArrayList *arr, void *out);
ArrayListErr arraylist_remove_at(ArrayList *arr, size_t index, void *out);
ArrayListErr arraylist_pop_front(ArrayList *arr, void *out);

ArrayListErr arraylist_get(const ArrayList *arr, size_t index, void *out);
ArrayListErr arraylist_set(ArrayList *arr, size_t index, void *data);

ArrayListErr arraylist_resize(ArrayList *arr, size_t new_capacity);
ArrayListErr arraylist_reserve(ArrayList *arr, size_t size_to_reserve);

#endif