#include "error.h"
#include "vmstring.h"

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

int vm_string_init(struct vm_string *str, const char *text) {
    if (text && *text) {
        str->data = strdup(text);
        if (!str->data) {
            return -ERR_OUT_OF_MEMORY;
        }
        str->len = strlen(text);
        str->cap = str->len + 1;
    } else {
        vm_string_empty(str);
    }
    return 0;
}

void vm_string_empty(struct vm_string *str) {
    str->data = NULL;
    str->len = 0;
    str->cap = 0;
}

const char *vm_cstr(const struct vm_string *str) {
    return str->data;
}

size_t vm_strlen(const struct vm_string *str) {
    return str->len;
}