private void CollectNewLines(IndentRange indentRange)
{
IList <TreeOffset> newLineOffsets = new List <TreeOffset>();
var token = indentRange.Nodes[0].GetFirstTokenIn();
var prevToken = token.GetPrevToken();
while ((prevToken != null) && (prevToken.IsWhitespaceToken()))
{
if (prevToken.GetTokenType() == NewLineType)
{
newLineOffsets.Add(prevToken.GetTreeEndOffset());
break;
}
prevToken = prevToken.GetPrevToken();
}
while ((token != null) && (indentRange.ContainsNewLine(token.GetTreeEndOffset())))
{
if (token.GetTokenType() == NewLineType)
{
newLineOffsets.Add(token.GetTreeEndOffset());
var range = GetCurrentRange(token.GetTreeEndOffset(), indentRange);
range.HasNewLine = true;
}
token = token.GetNextToken();
}
}
private void CalcIndents(IndentRange indentRange, string parentIndent = "")
{
if (indentRange.HasNewLine)
{
if (indentRange.Rule is AlignmentIndentingRule)
{
int length = GetLineLength(indentRange.Nodes[0]);
indentRange.Indent = parentIndent;
for (int i = 0; i < length; ++i)
{
indentRange.Indent += " ";
}
}
else
{
indentRange.Indent = parentIndent + StandardIndent;
}
}
else
{
indentRange.Indent = parentIndent;
}
foreach (var range in indentRange.ChildRanges)
{
CalcIndents(range, indentRange.Indent);
}
}
private IndentRange GetCurrentRangeForInsert(TreeOffset offset, IEnumerable <IndentRange> indentRanges)
{
IndentRange range = null;
foreach (var indentRange in indentRanges)
{
if (indentRange.Contains(offset))
{
range = GetCurrentRangeForInsert(offset, indentRange);
}
}
return(range);
}
private IndentRange GetCurrentRangeForInsert(TreeOffset offset, IndentRange indentRange)
{
if (indentRange.ChildRanges.Count() == 0)
{
return(indentRange);
}
var range = GetCurrentRangeForInsert(offset, indentRange.ChildRanges);
if (range == null)
{
return(indentRange);
}
return(range);
}
private IList <IndentRange> BuildRanges(ITreeNode node)
{
IList <IndentRange> ranges = new List <IndentRange>();
var child = node.FirstChild;
while (child != null)
{
bool match = false;
foreach (var rule in Formatter.IndentingRules)
{
var nextChild = Match(child, rule);
if (nextChild != child)
{
IList <ITreeNode> nodes = new List <ITreeNode>();
var tempNode = child;
while (tempNode != nextChild)
{
nodes.Add(tempNode);
tempNode = tempNode.NextSibling;
}
var range = new IndentRange(nodes.ToArray(), rule);
foreach (var treeNode in range.Nodes)
{
var childRanges = BuildRanges(treeNode);
range.AddChildRanges(childRanges);
}
ranges.Add(range);
child = nextChild;
match = true;
break;
}
}
if (!match)
{
var childRange = BuildRanges(child);
ranges.AddRange(childRange);
child = child.NextSibling;
}
}
return(ranges);
}
