public static ISyntaxToken GetPreviousToken(this ISyntaxToken token, bool includeZeroLength = false, bool includeSkippedTokens = false)
 {
     return(SyntaxNavigator.GetPreviousToken(token, includeZeroLength, includeSkippedTokens));
 }
 public static ISyntaxToken GetLastToken(this SyntaxNodeBase token, bool includeZeroLength = false, bool includeSkippedTokens = false)
 {
     return(SyntaxNavigator.GetLastToken(token, includeZeroLength, includeSkippedTokens));
 }