private Positions StmtReplacementPositions(int tokPos, int tokLen, bool hasReplace)
{
var lineAtEndOfTag = Snapshot.GetLineFromPosition(tokPos + tokLen);
var lineAtEndOfTagLen = lineAtEndOfTag.End.Position - lineAtEndOfTag.Start.Position;
var lineAtEndOfTagText = lineAtEndOfTag.GetText();
var currentPos = tokPos + tokLen - lineAtEndOfTag.Start.Position;
var trailingSemiBrace = false;
for (; currentPos < lineAtEndOfTagLen; currentPos++)
{
var trailingSymbol = lineAtEndOfTagText[currentPos];
if (" \t".Contains(trailingSymbol))
{
continue;
}
trailingSemiBrace = trailingSymbol == ';' || trailingSymbol == '}';
break;
}
var actualLength = trailingSemiBrace ? tokLen + 1 : tokLen;
if (hasReplace)
{
return(new Positions(tokPos, actualLength));
}
var line = Snapshot.GetLineFromPosition(tokPos);
var lineText = line.Extent.GetText();
var trimmedLineLength = lineText.Trim().Length;
var replacementSpan = new SnapshotSpan(Snapshot, tokPos, actualLength).GetText();
var linebreak = line.GetLineBreakText()[line.LineBreakLength - 1];
var taggedLines = replacementSpan.Split(linebreak);
if (taggedLines.Length > 1 || trimmedLineLength > taggedLines[0].Length + 1)
{
return(new Positions(tokPos, actualLength));
}
var startOfLine = line.Start.Position;
var offsetToStartOfTextInLine = lineText.Length - lineText.TrimStart().Length;
var wholeLength = actualLength + offsetToStartOfTextInLine + line.LineBreakLength;
return(new Positions(startOfLine, wholeLength));
}
