public SectionParseResult(SectionSpec sectionSpec, IEnumerable <ParseError> errors)
{
SectionSpec = sectionSpec;
if (errors != null)
{
Errors = errors.ToArray();
}
}
public void ValidateSectionSpec(string text, SectionSpec spec,
List <ParseError> errors)
{
if (spec.Start.BookIndex > spec.End.BookIndex ||
(spec.Start.BookIndex == spec.End.BookIndex &&
spec.Start.ChapterNumber > spec.End.ChapterIndex))
{
errors.Add(new ParseError(text, "Start and end in wrong order"));
}
}
public SectionParseResult ParseSection(string text)
{
List <ParseError> errors = new List <ParseError>();
SectionSpec spec = null;
if (text.Contains("-"))
{
string[] pieces = text.Split("-");
if (pieces.Length > 2)
{
errors.Add(new ParseError(text, "Too many dashes"));
}
if (Regex.IsMatch(pieces[1], @"[^\d\s]"))
{
// two separate books
BookAndChapterSpec start = ParseBookAndChapter(pieces[0],
EndpointType.Start, errors);
BookAndChapterSpec end = ParseBookAndChapter(pieces[1],
EndpointType.End, errors);
if (start != null && end != null)
{
spec = new SectionSpec(start, end);
}
}
else if (pieces.Length == 2)
{
// single book range
spec = ParseSingleBookRange(text, errors);
}
}
else
{
if (Regex.IsMatch(text, @"\d\s*$"))
{
BookAndChapterSpec start = ParseBookAndChapter(text, EndpointType.Start, errors);
spec = new SectionSpec(start, start);
}
else
{
BookSpec book = ParseBook(text, errors);
if (book != null)
{
BookAndChapterSpec start = new BookAndChapterSpec(this, book.Names[0], 1);
BookAndChapterSpec end = new BookAndChapterSpec(this, book.Names[0], book.ChapterCount);
spec = new SectionSpec(start, end);
}
}
}
if (spec != null)
{
ValidateSectionSpec(text, spec, errors);
}
if (errors.Count > 0)
{
return(new SectionParseResult(null, errors));
}
else
{
return(new SectionParseResult(spec, errors));
}
}