 <li>pattern</li>
    </ul>


    <p><a id="lexer.last_char_includes"></a></p>

    <h3><code>lexer.last_char_includes</code> (s)</h3>

    <p>Creates and returns a pattern that verifies the first non-whitespace character
    behind the current match position is in string set <em>s</em>.</p>

    <p>Parameters:</p>

    <ul>
    <li><code>s</code>: String character set like one passed to <code>lpeg.S()</code>.</li>
    </ul>


    <p>Usage:</p>

    <ul>
    <li><code>local regex = lexer.last_char_includes(