Function parse_number

lib/cJSON.c:239–274

Parse the input text to generate a number, and populate the result into item. */

/* Parse the input text to generate a number, and populate the result into item. */
static const unsigned char *parse_number(cJSON *item, const unsigned char *num)
{
    double number = 0;
    unsigned char *endpointer = NULL;

    if (num == NULL)
    {
        return NULL;
    }

    number = strtod((const char*)num, (char**)&endpointer);
    if ((num == endpointer) || (num == NULL))
    {
        /* parse_error */
        return NULL;
    }

    item->valuedouble = number;

    /* use saturation in case of overflow */
    if (number >= INT_MAX)
    {
        item->valueint = INT_MAX;
    }
    else if (number <= INT_MIN)
    {
        item->valueint = INT_MIN;
    }
    else
    {
        item->valueint = (int)number;
    }
    item->type = cJSON_Number;

    return endpointer;
}

/* don't ask me, but the original cJSON_SetNumberValue returns an integer or double */
double cJSON_SetNumberHelper(cJSON *object, double number)