private Positions ExprReplacementPositions(DareResult r, int tokPos, bool hasReplacement)
{
var ending = InvarDecEndPosition(r);
var tokLen = ending.Item1 - tokPos;
var usesTrailingSemi = ending.Item2;
if (!hasReplacement && usesTrailingSemi)
{
tokLen++;
}
var current = tokPos + tokLen;
var looking = true;
while (looking)
{
var currentWord = new SnapshotSpan(Snapshot, current - 1, 1).GetText();
looking = currentWord.Trim() == "";
if (--current <= 0)
{
throw new IndexOutOfRangeException($"Managed to escape {r.TypeOfRemovable}");
}
}
tokLen--;
return(new Positions(tokPos, tokLen));
}
