public LineBreak Parse(ParserContext context, Subject subject)
{
if (subject.Char != '\\' && subject.Char != ' ' && subject.Char != '\n')
{
return(null);
}
var saved = subject.Save();
LineBreak result = null;
if (subject.Char == ' ')
{
var count = subject.AdvanceWhile(' ');
if (subject.Char == '\n')
{
result = count >= 2 ? (LineBreak) new HardBreak() : new SoftBreak();
}
}
else if (subject.StartsWith("\\\n"))
{
subject.Advance(2);
result = new HardBreak();
}
else if (subject.Char == '\n')
{
subject.Advance();
result = new SoftBreak();
}
if (result != null)
{
subject.SkipWhiteSpace();
return(result);
}
saved.Restore();
return(null);
}
public override SoftBreak VisitSoftBreak(SoftBreak softBreak)
{
softBreak = softBreakDelegate?.Invoke(softBreak) ?? softBreak;
return(base.VisitSoftBreak(softBreak));
}
public virtual void Visit(SoftBreak inline)
{
WriteLine();
}
public virtual void Visit(SoftBreak inline)
{
WriteLine();
}
