Function is_empty

libraries/hoedown/src/document.c:1346–1356

is_empty • returns the line length when it is empty, 0 otherwise */

/* is_empty • returns the line length when it is empty, 0 otherwise */
static size_t
is_empty(const uint8_t *data, size_t size)
{
    size_t i;

    for (i = 0; i < size && data[i] != '\n'; i++)
        if (data[i] != ' ')
            return 0;

    return i + 1;
}

/* is_hrule • returns whether a line is a horizontal rule */
static int