public RelabelNode(TsurgeonPattern child, string newLabel) :
base("relabel", new TsurgeonPattern[] {child})
{
var m1 = SubstPattern.Match(newLabel);
if (m1.Success)
{
mode = RelabelMode.Regex;
this.labelRegex = new Regex(m1.Groups[1].Value);
this.replacementString = m1.Groups[2].Value;
replacementPieces = new List<string>();
var generalMatcher =
OneGeneralReplacementPattern.Match(m1.Groups[2].Value);
int lastPosition = 0;
var nextMatch = generalMatcher.NextMatch();
while (nextMatch.Success)
{
if (nextMatch.Index > lastPosition)
{
replacementPieces.Add(replacementString.Substring(lastPosition, nextMatch.Index));
}
lastPosition = nextMatch.Index + nextMatch.Length;
string piece = nextMatch.Value;
if (piece.Equals(""))
{
nextMatch = generalMatcher.NextMatch();
continue;
}
replacementPieces.Add(nextMatch.Value);
nextMatch = generalMatcher.NextMatch();
}
if (lastPosition < replacementString.Length)
{
replacementPieces.Add(replacementString.Substring(lastPosition));
}
this.newLabel = null;
}
else
{
mode = RelabelMode.Fixed;
var m2 = RegexPattern.Match(newLabel);
if (m2.Success)
{
// fixed relabel but surrounded by regex slashes
string unescapedLabel = m2.Groups[1].Value;
this.newLabel = RemoveEscapeSlashes(unescapedLabel);
}
else
{
// just a node name to relabel to
this.newLabel = newLabel;
}
this.replacementString = null;
this.replacementPieces = null;
this.labelRegex = null;
}
}
public RelabelNode(TsurgeonPattern child, string newLabel) :
base("relabel", new TsurgeonPattern[] { child })
{
var m1 = SubstPattern.Match(newLabel);
if (m1.Success)
{
mode = RelabelMode.Regex;
this.labelRegex = new Regex(m1.Groups[1].Value);
this.replacementString = m1.Groups[2].Value;
replacementPieces = new List <string>();
var generalMatcher =
OneGeneralReplacementPattern.Match(m1.Groups[2].Value);
int lastPosition = 0;
var nextMatch = generalMatcher.NextMatch();
while (nextMatch.Success)
{
if (nextMatch.Index > lastPosition)
{
replacementPieces.Add(replacementString.Substring(lastPosition, nextMatch.Index));
}
lastPosition = nextMatch.Index + nextMatch.Length;
string piece = nextMatch.Value;
if (piece.Equals(""))
{
nextMatch = generalMatcher.NextMatch();
continue;
}
replacementPieces.Add(nextMatch.Value);
nextMatch = generalMatcher.NextMatch();
}
if (lastPosition < replacementString.Length)
{
replacementPieces.Add(replacementString.Substring(lastPosition));
}
this.newLabel = null;
}
else
{
mode = RelabelMode.Fixed;
var m2 = RegexPattern.Match(newLabel);
if (m2.Success)
{
// fixed relabel but surrounded by regex slashes
string unescapedLabel = m2.Groups[1].Value;
this.newLabel = RemoveEscapeSlashes(unescapedLabel);
}
else
{
// just a node name to relabel to
this.newLabel = newLabel;
}
this.replacementString = null;
this.replacementPieces = null;
this.labelRegex = null;
}
}
