private void PerformOperation(DiffOperation operation)
{
switch (operation.Action)
{
case DiffAction.equal:
ProcessEqualOperation(operation);
return;
case DiffAction.delete:
ProcessDeleteOperation(operation, "diffdel");
return;
case DiffAction.insert:
ProcessInsertOperation(operation, "diffins");
return;
case DiffAction.none:
break;
case DiffAction.replace:
ProcessReplaceOperation(operation);
break;
default:
return;
}
}
private void ProcessReplaceOperation(DiffOperation operation)
{
ProcessDeleteOperation(operation, "diffmod");
ProcessInsertOperation(operation, "diffmod");
}
private void ProcessInsertOperation(DiffOperation operation, string cssClass)
{
InsertTag("ins", cssClass, newWords.Where((s, pos) => ((pos >= operation.StartInNew) && (pos < operation.EndInNew))).ToList());
}
private void ProcessEqualOperation(DiffOperation operation)
{
string[] strArray = newWords.Where((s, pos) => ((pos >= operation.StartInNew) && (pos < operation.EndInNew))).ToArray();
content.Append(string.Join("", strArray));
}
private void ProcessDeleteOperation(DiffOperation operation, string cssClass)
{
List <string> words = oldWords.Where((s, pos) => ((pos >= operation.StartInOld) && (pos < operation.EndInOld))).ToList();
InsertTag("del", cssClass, words);
}