private static void processCommon(ref commonOrDifferentThing common, List <commonOrDifferentThing> result)
{
if (common.common.Count > 0)
{
common.common.Reverse();
result.Add(common);
common = new commonOrDifferentThing();
}
}
public static List <commonOrDifferentThing> diff_comm(string[] file1, string[] file2)
{
// We apply the LCS to build a "comm"-style picture of the
// differences between file1 and file2.
var result = new List <commonOrDifferentThing>();
int tail1 = file1.Length;
int tail2 = file2.Length;
commonOrDifferentThing common = new commonOrDifferentThing
{
common = new List <string>()
};
for (var candidate = TextDiff.longest_common_subsequence(file1, file2);
candidate != null;
candidate = candidate.chain)
{
commonOrDifferentThing different = new commonOrDifferentThing
{
file1 = new List <string>(),
file2 = new List <string>()
};
while (--tail1 > candidate.file1index)
{
different.file1.Add(file1[tail1]);
}
while (--tail2 > candidate.file2index)
{
different.file2.Add(file2[tail2]);
}
if (different.file1.Count > 0 || different.file2.Count > 0)
{
processCommon(ref common, result);
different.file1.Reverse();
different.file2.Reverse();
result.Add(different);
}
if (tail1 >= 0)
{
common.common.Add(file1[tail1]);
}
}
processCommon(ref common, result);
result.Reverse();
return(result);
}
