/// <summary>
/// Attempts to parse a list item marker (bullet or enumerated).
/// On success, returns length of the marker, and populates
/// data with the details. On failure, returns 0.
/// </summary>
/// <remarks>Original: int parse_list_marker(string ln, int pos, ref ListData dataptr)</remarks>
private static int ParseListMarker(string ln, int pos, out ListData data)
{
char c;
int startpos;
data = null;
var len = ln.Length;
startpos = pos;
c = ln[pos];
if (c == '+' || c == '•' || ((c == '*' || c == '-') && 0 == Scanner.scan_hrule(ln, pos, len)))
{
pos++;
if (pos == len || (ln[pos] != ' ' && ln[pos] != '\n'))
return 0;
data = new ListData();
data.BulletChar = c;
data.Start = 1;
}
else if (c >= '0' && c <= '9')
{
int start = c - '0';
while (pos < len - 1)
{
c = ln[++pos];
if (c >= '0' && c <= '9')
start = start * 10 + (c - '0');
else
break;
}
if (pos >= len - 1 || (c != '.' && c != ')'))
return 0;
pos++;
if (pos == len || (ln[pos] != ' ' && ln[pos] != '\n'))
return 0;
data = new ListData();
data.ListType = ListType.Ordered;
data.BulletChar = '\0';
data.Start = start;
data.Delimiter = (c == '.' ? ListDelimiter.Period : ListDelimiter.Parenthesis);
}
else
{
return 0;
}
return (pos - startpos);
}
private static bool ListsMatch(ListData listData, ListData itemData)
{
return (listData.ListType == itemData.ListType &&
listData.Delimiter == itemData.Delimiter &&
// list_data.marker_offset == item_data.marker_offset &&
listData.BulletChar == itemData.BulletChar);
}
/// <summary>
/// Attempts to parse a list item marker (bullet or enumerated).
/// On success, returns length of the marker, and populates
/// data with the details. On failure, returns 0.
/// </summary>
/// <remarks>Original: int parse_list_marker(string ln, int pos, ref ListData dataptr)</remarks>
private static int ParseListMarker(string ln, int pos, out ListData data)
{
char c;
int startpos;
data = null;
var len = ln.Length;
startpos = pos;
c = ln[pos];
if (c == '+' || c == '•' || ((c == '*' || c == '-') && 0 == Scanner.scan_thematic_break(ln, pos, len)))
{
pos++;
if (pos == len || (ln[pos] != ' ' && ln[pos] != '\n'))
return 0;
data = new ListData();
data.BulletChar = c;
data.Start = 1;
}
else if (c >= '0' && c <= '9')
{
int start = c - '0';
while (pos < len - 1)
{
c = ln[++pos];
// We limit to 9 digits to avoid overflow, This also seems to be the limit for 'start' in some browsers.
if (c >= '0' && c <= '9' && start < 100000000)
start = start * 10 + (c - '0');
else
break;
}
if (pos >= len - 1 || (c != '.' && c != ')'))
return 0;
pos++;
if (pos == len || (ln[pos] != ' ' && ln[pos] != '\n'))
return 0;
data = new ListData();
data.ListType = ListType.Ordered;
data.BulletChar = '\0';
data.Start = start;
data.Delimiter = (c == '.' ? ListDelimiter.Period : ListDelimiter.Parenthesis);
}
else
{
return 0;
}
return (pos - startpos);
}