Go source text for that package.</li>

	<li>Each file has a <i>file block</i> containing all Go source text
	    in that file.</li>

	<li>Each <a href="#If_statements">"if"</a>,
	    <a href="#For_statements">"for"</a>, and
	    <a href="#Switch_statements">"switch"</a>
	    statement is considered to be in its own implicit block.</li>

	<li>Each clause in a <a href="#Switch_statements">"switch"</a>