array.c

//
// Created by David Ensikat on 20/5/2023.
//

#include "compiler.h"
#include "helpers/vector.h"
#include <assert.h>

struct array_brackets *array_brackets_new() {
  struct array_brackets *brackets = calloc(1, sizeof(struct array_brackets));
  brackets->n_brackets = vector_create(sizeof(struct node *));
  return brackets;
}

void array_brackets_free(struct array_brackets *brackets) {
  free(brackets);
}

void array_brackets_add(struct array_brackets *brackets, struct node *bracket_node) {
  assert(bracket_node->type == NODE_TYPE_BRACKET);
  vector_push(brackets->n_brackets, &bracket_node);
}

struct vector *array_brackets_node_vector(struct array_brackets *brackets) {
  return brackets->n_brackets;
}

size_t array_brackets_calculate_size_from_index(struct datatype *dtype, struct array_brackets *brackets, int index) {
  struct vector *array_vec = array_brackets_node_vector(brackets);
  size_t size = dtype->size;
  if (index >= vector_count(array_vec)) {
	return size;
  }

  vector_set_peek_pointer(array_vec, index);
  struct node *array_brackets_node = vector_peek_ptr(array_vec);
  if (!array_brackets_node) {
	return 0;
  }

  while (array_brackets_node) {
	assert(array_brackets_node->bracket.inner->type = NODE_TYPE_NUMBER);
	int number = array_brackets_node->bracket.inner->llnum;
	size *= number;
	array_brackets_node = vector_peek_ptr(array_vec);
  }

  return size;
}

size_t array_brackets_count(struct datatype *dtype) {
  return vector_count(dtype->array.brackets->n_brackets);
}

size_t array_brackets_calculate_size(struct datatype *dtype, struct array_brackets *brackets) {
  return array_brackets_calculate_size_from_index(dtype, brackets, 0);
}

int array_total_indexes(struct datatype *dtype) {
  assert(dtype->flags & DATATYPE_FLAG_IS_ARRAY);
  struct array_brackets *brackets = dtype->array.brackets;
  return vector_count(brackets->n_brackets);
}