docs: private static StringBuilder simpleQuote(final StringBuilder sb, final String value) {
  		for (int i = 0; i < value.length(); ++i) {
  			final char c = value.charAt(i);
  			switch (c) {
  				case '\\':
  				case '^':
  				case '$':
  				case '.':
  				case '|':
  				case '?':
  				case '*':
  				case '+':
  				case '(':
  				case ')':
  				case '[':
  				case '{':
  					sb.append('\\');
  				default:
  					sb.append(c);
  			}
  		}
  		return sb;
  	}