/// <summary>
/// Parse header from <paramref name="text"/> string
/// and return position to next character after header.
/// </summary>
/// <param name="text">String that will be parsed</param>
/// <param name="header">Result of parsing</param>
/// <returns>Position to next character after header</returns>
/// <exception cref="ParseException">Throw if document has invalid structure</exception>
private int ParseHeader(string text, out SchemaHeader header)
{
header = null;
var startPosition = NextElementStartPosition(text, 0);
if (IsEOF(text, startPosition))
{
throw new ParseException("Xml document should contain root level element", startPosition);
}
var match = _headerRx.Match(text);
if (!match.Success)
{
return(0);
}
if (match.Index != 0 || match.Index != startPosition)
{
throw new ParseException("Header must be first thing in file", match.Index);
}
var builder = BuilderFactory.Create();
builder.SetValue(match.Value);
header = builder.BuildHeader();
return(match.Length);
}
public XmlSchema(SchemaElement root, SchemaHeader header = null,
List <SchemaComment> commentsBeforeRoot = null, List <SchemaComment> commentsAfterRoot = null)
: base(root)
{
Header = header;
CommentsBeforeRoot = commentsBeforeRoot;
CommentsAfterRoot = commentsAfterRoot;
}
private string StringifyHeader(SchemaHeader header)
{
if (header != null)
{
var headerValue = RemoveNewLineSymbols(header.Value);
return($"{headerValue}{Environment.NewLine}");
}
return(string.Empty);
}
