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<div class="moz-cite-prefix">On 8/23/2022 6:36 PM, Richard
Wordingham via Unicode wrote:<br>
</div>
<blockquote type="cite" cite="mid:20220824023608.628b8d17@JRWUBU2">
<pre class="moz-quote-pre" wrap="">Remember that the current draft of UAX #44 for Unicode 15.0 says that
comment lines should not be parsed. The need to parse ostensible
comment lines needs to be publicised. </pre>
</blockquote>
<p><font face="Candara">This is no longer the case.</font></p>
<p><font face="Candara">The draft has been updated to clearly point
to the @missing conventions. (Thanks to the participants in this
discussion for identifying the oversight).<br>
</font></p>
<p><font face="Candara">The @missing conventions as such are not
new, the only thing that is being changed, as result of a very
deliberate UTC decision is to makeĀ the @missing convention
correctly cover the few properties with complex defaults.</font></p>
<p><font face="Candara">VO, as noted, is being delayed by one
version due to resource constraints.</font></p>
<p><font face="Candara">Parsers that rely on property values being
listed explicitly for unassigned code points will not benefit
from the change. Parsers that interpret @missing lines today,
but can't handle multiple @missing lines for the same property
will break visibly, and should have done so for the beta, or if
limited to the VO file, will break visibly during the next beta.<br>
</font></p>
<p><font face="Candara">Properties for assigned code points are
unaffected.<br>
</font></p>
<p><font face="Candara">A./ <br>
</font></p>
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