bootdev-c/src/9-5-vector3/snekobject.c

#include <stdlib.h>
#include <string.h>

#include "snekobject.h"

snek_object_t *new_snek_vector3(snek_object_t *x, snek_object_t *y, snek_object_t *z)
{
	if (x == NULL || y == NULL || z == NULL) return NULL;

	snek_object_t *obj = (snek_object_t *)malloc(sizeof(snek_object_t));
	if (obj == NULL) return NULL;

	snek_vector_t *vec = (snek_vector_t *)malloc(sizeof(snek_vector_t));
	if (vec == NULL) {
		free(obj);
		return NULL;
	}

	vec->x = x;
	vec->y = y;
	vec->z = z;
	obj->kind = VECTOR3;
	obj->data.v_vector3 = *vec;
	return obj;
}

// don't touch below this line

snek_object_t *new_snek_integer(int value) {
	snek_object_t *obj = malloc(sizeof(snek_object_t));
	if (obj == NULL) {
		return NULL;
	}

	obj->kind = INTEGER;
	obj->data.v_int = value;
	return obj;
}

snek_object_t *new_snek_float(float value) {
	snek_object_t *obj = malloc(sizeof(snek_object_t));
	if (obj == NULL) {
		return NULL;
	}

	obj->kind = FLOAT;
	obj->data.v_float = value;
	return obj;
}

snek_object_t *new_snek_string(char *value) {
	snek_object_t *obj = malloc(sizeof(snek_object_t));
	if (obj == NULL) {
		return NULL;
	}

	int len = strlen(value);
	char *dst = malloc(len + 1);
	if (dst == NULL) {
		free(obj);
		return NULL;
	}

	strcpy(dst, value);

	obj->kind = STRING;
	obj->data.v_string = dst;
	return obj;
}