/// <summary>
/// Replaces all occurrances of the given string with the replacement value using the specified formatting.
/// </summary>
/// <param name="toFind">The substring to find.</param>
/// <param name="toReplace">The replacement value.</param>
/// <param name="foregroundColor">The foreground color (defaults to the console's foreground color at initialization time).</param>
/// <param name="backgroundColor">The background color (defaults to the console's background color at initialization time).</param>
/// <returns>A new ConsoleString with the replacements.</returns>
public ConsoleString Replace(string toFind, string toReplace, ConsoleColor?foregroundColor = null,
ConsoleColor?backgroundColor = null)
{
ConsoleString ret = new ConsoleString();
ret.Append(this);
int startIndex = 0;
while (true)
{
string toString = ret.ToString();
int currentIndex = toString.IndexOf(toFind, startIndex);
if (currentIndex < 0)
{
break;
}
for (int i = 0; i < toFind.Length; i++)
{
ret.RemoveAt(currentIndex);
}
ret.InsertRange(currentIndex,
toReplace.Select(c => new ConsoleCharacter(c, foregroundColor, backgroundColor)));
startIndex = currentIndex + toReplace.Length;
}
return(ret);
}
/// <summary>
/// Replaces all matches of the given regular expression with the replacement value using the specified formatting.
/// </summary>
/// <param name="regex">The regular expression to find.</param>
/// <param name="toReplace">The replacement value.</param>
/// <param name="foregroundColor">The foreground color (defaults to the console's foreground color at initialization time).</param>
/// <param name="backgroundColor">The background color (defaults to the console's background color at initialization time).</param>
/// <returns></returns>
public ConsoleString ReplaceRegex(string regex, string toReplace, ConsoleColor?foregroundColor = null, ConsoleColor?backgroundColor = null)
{
ConsoleString ret = new ConsoleString();
ret.Append(this);
MatchCollection matches = Regex.Matches(this.ToString(), regex);
foreach (Match match in matches)
{
ret = ret.Replace(match.Value, toReplace ?? match.Value, foregroundColor, backgroundColor);
}
return(ret);
}