public static HorizontalLineBlock TryParse(CreoleReader reader)
{
var line = reader.PeekLine().Trim();
if (!line.StartsWith("----"))
return null;
if (line.Any(c => c != '-'))
return null;
reader.SkipLine();
return new HorizontalLineBlock();
}
public static IEnumerable<ParagraphBlock> Parse(string paragraphs)
{
var reader = new CreoleReader(paragraphs);
while (!reader.EndOfMarkup)
{
var content = reader.ReadLineUntil(l => l.Trim().Length <= 0 ? l.Length : -1);
if (content == null)
content = reader.ReadToEnd();
else
reader.SkipLine();
if (content.Trim().Length <= 0)
continue;
yield return new ParagraphBlock(content.Trim());
}
}
public static HeadingBlock TryParse(CreoleReader reader)
{
var line = reader.PeekLine().Trim();
if (!line.StartsWith("="))
return null;
var level = 0;
for (level = 1; level < 6; level++)
if (line[level] != '=') break;
var endIndex = 0;
for (endIndex = line.Length - 1; endIndex >= line.Length - level; endIndex--)
if (line[endIndex] != '=') break;
reader.SkipLine();
var content = line.Substring(level, endIndex - (level - 1));
return new HeadingBlock(level, content);
}