ZDoom

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class ZScriptTools
{
	// Strip color codes out of a string
	static String StripColorCodes(String input)
	{
		int place = 0;
		int len = input.length();
		String output;

		while (place < len)
		{
			if (!(input.Mid(place, 1) == String.Format("%c", 0x1C)))
			{
				output = output .. input.Mid(place, 1);
				place++;
			}
			else if (input.Mid(place + 1, 1) == "[")
			{
				place += 2;
				while (place < len - 1 && !(input.Mid(place, 1) == "]")) { place++; }
				if (input.Mid(place, 1) == "]") { place++; }
			}
			else
			{
				if (place + 1 < len - 1) { place += 2; }
				else break;
			}
		}

		return output;
	}

	// Strips all control codes out of a string
	static String StripControlCodes(String input)
	{
		String output = "";
		input = ZScriptTools.StripColorCodes(input); // Special handling to also remove the color index or string name

		int i = 0;
		int c = -1;

		while (c != 0)
		{
			[c, i] = input.GetNextCodePoint(i);
			if (
				(c > 0x001F && c < 0x007F) || // Skip C0 characters (ASCII Control Codes)
				(c > 0x007F && c < 0x0080) || // Skip Delete (ASCII Delete)
				c > 0x009F // Skip C1 characters (UNICODE-specific control codes)
			) { output.AppendCharacter(c); }
		}

		return output;
	}
}