/// <summary> returns the lexer that's gonna parse any word.
/// and convert the string to a TokenWord.
/// A word starts with an alphametic character, followed by 0 or more alphanumeric characters.
/// </summary>
/// <returns> the lexer.
/// </returns>
public static Lexer LexWord()
{
string name = "word";
return(Lex(Scanners.Delimited(Scanners.IsPattern(name, Patterns.IsWord(), name)),
Tokenizers.ForWord).Rename(name));
}
