/// <summary>
/// Visits the specified TextSpand and generates a tag, if it matches with the line number
/// </summary>
/// <param name="line">Line to add the tag for</param>
/// <param name="textSpan">TextSpan to match</param>
/// <param name="lineNo">Line number</param>
/// <param name="collectedSpans">List of spans collected</param>
/// <param name="spanType">Type of span to create</param>
private void Visit(ITextSnapshotLine line, TextSpan?textSpan, int lineNo, List <TagSpan <Z80TestTokenTag> > collectedSpans,
Z80TestTokenType spanType)
{
if (lineNo >= textSpan?.StartLine && lineNo <= textSpan.Value.EndLine)
{
collectedSpans.Add(CreateSpan(line, textSpan.Value, spanType));
}
}
/// <summary>
/// Creates a snaphot span from an other snapshot span and a text span
/// </summary>
private static TagSpan <Z80TestTokenTag> CreateSpan(ITextSnapshotLine line,
TextSpan text, Z80TestTokenType tokenType)
{
var tagSpan = new Span(line.Start.Position + text.StartColumn, text.EndColumn - text.StartColumn + 1);
var span = new SnapshotSpan(line.Snapshot, tagSpan);
var tag = new Z80TestTokenTag(tokenType);
return(new TagSpan <Z80TestTokenTag>(span, tag));
}
/// <summary>
/// Initializes a new instance of the <see cref="T:System.Object" /> class.
/// </summary>
public Z80TestTokenTag(Z80TestTokenType type)
{
Type = type;
}