/// <summary>単一行の各文字を比較します</summary>
/// <param name="textA">元テキスト</param>
/// <param name="textB">変更テキスト</param>
/// <param name="option">オプション指定</param>
/// <returns>比較結果</returns>
public static DiffResult[] DiffChar(string textA, string textB, DiffOption option)
{
if (string.IsNullOrEmpty(textA) || string.IsNullOrEmpty(textB))
{
return(StringNullOrEmpty(textA, textB));
}
FastDiff diff = new FastDiff();
if (textA.Length <= textB.Length)
{
diff.SplitChar(textA, textB, option);
}
else
{
diff.isSwap = true;
diff.SplitChar(textB, textA, option);
}
diff.isSame = delegate(int posA, int posB)
{
return(diff.dataA[posA] == diff.dataB[posB]);
};
return(diff.DetectDiff());
}
/// <summary>複数行の文字列を行単位で比較します</summary>
/// <param name="textA">元テキスト</param>
/// <param name="textB">変更テキスト</param>
/// <param name="option">オプション指定</param>
/// <returns>比較結果</returns>
public static DiffResult[] Diff(string textA, string textB, DiffOption option)
{
if (string.IsNullOrEmpty(textA) || string.IsNullOrEmpty(textB))
{
return(StringNullOrEmpty(textA, textB));
}
FastDiff diff = new FastDiff();
return(diff.DiffCore(textA, textB, option));
}