@uml 0..n-1 index into {@link #tokens tokens} of next token.
<p>The {@code LT(1)} token is {@code tokensp}. If {@code p == n}, we are out of buffered tokens.</p>
See Implementation
@uml 0..n-1 index into {@link #tokens tokens} of next token.
<p>The {@code LT(1)} token is {@code tokensp}. If {@code p == n}, we are out of buffered tokens.</p>