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Fix 622 - constructors #628

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Fix 622 - constructors #628

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f4552d1
Add steps for NDEFReadingEvent constructor
zolkis Nov 8, 2021
f05d45e
Add constructors for NDEFMessage, NDEFRecord. Fix AbortSignal citations.
zolkis Nov 16, 2021
1ac631b
Improve the dispatch NFC content steps
zolkis Nov 16, 2021
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88 changes: 82 additions & 6 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -1543,6 +1543,19 @@ <h4>
The <dfn>NDEFMessageInit</dfn> dictionary is used to initialize an
<a>NDEF message</a>.
</p>

<section> <h3>The {{NDEFMessage}} constructor</h3>
The <code>new NDEFMessage(init)</code> constructor steps are:
<ol class=algorithm>
<li>
Let [=this=] be the result of running the <a>create NDEF message</a> steps with |init:NDEFMessageSource|, `""` and `0`.
If this throws an exception, re-throw the exception and abort these steps.
</li>
<li>
Return [=this=].
</li>
</ol>
</section>
</section>

<section data-dfn-for="NDEFRecord"> <h3>The <dfn>NDEFRecord</dfn> interface</h3>
Expand Down Expand Up @@ -1677,7 +1690,6 @@ <h4>
{{"NotSupportedError"}} {{DOMException}} and abort these steps.
</li>
</ol>
</section> <!-- NDEFRecord dictionary -->

<section>
<h2>The <dfn>record type</dfn> string</h2>
Expand Down Expand Up @@ -1943,6 +1955,21 @@ <h2>The <dfn>record type</dfn> string</h2>
</tr>
</table>
</section>

<section> <h3>The {{NDEFRecord}} constructor</h3>
The <code>new NDEFRecord(init)</code> constructor steps are:
<ol class=algorithm>
<li>
Let [=this=] be the result of running the <a>create NDEF record</a> steps with |init|, `""` and `0`.
If this throws an exception, re-throw the exception and abort these steps.
</li>
<li>
Return [=this=].
</li>
</ol>
</section>
</section> <!-- NDEFRecord -->

</section> <!-- Data types and content -->


Expand Down Expand Up @@ -2118,6 +2145,47 @@ <h2>The NDEFReader object</h2>
according to the algorithmic steps described in this specification.
</section>

<section> <h3>The {{NDEFReader}} constructor</h3>
The <code>new NDEFReader()</code> constructor steps are:
<ol class=algorithm>
<li>
Initialize [=this=].{{NDEFReader/[[WriteOptions]]}} to `null`.
</li>
<li>
Initialize [=this=].{{NDEFReader/[[WriteMessage]]}} to `null`.
</li>
<li>
Return [=this=].
</li>
</ol>
</section>

<section> <h3>The {{NDEFReadingEvent}} constructor</h3>
The <code>new NDEFReadingEvent(type, init)</code> constructor steps are:
<ol class=algorithm>
<li>
Let [=this=] be the result of running the steps for
<a href="https://dom.spec.whatwg.org/#concept-event-constructor">
DOM Event constructor</a> given |type| and `null`.
</li>
<li>
If that throws, re-throw the error and abort these steps.
</li>
<li>
Let [=this=].{{NDEFReadingEvent/serialNumber}} be |init|'s |serialNumber|.
<p class="note">
The |serialNumber| is set by the <a>NFC reading algorithm</a>.
</p>
</li>
<li>
Let [=this=].{{NDEFReadingEvent/message}} be |init|'s |message|.
</li>
<li>
Return [=this=].
</li>
</ol>
</section>

<section><h3>Obtaining permission</h3>
<p>
The
Expand Down Expand Up @@ -2265,7 +2333,7 @@ <h3>The <dfn>NDEFWriteOptions</dfn> dictionary</h3>
<section data-dfn-for="NDEFScanOptions">
<h3>The <dfn>NDEFScanOptions</dfn> dictionary</h3>
<p>
To stop listening to NDEF messages, an [= AbortSignal/aborted flag =]
To stop listening to NDEF messages, an {{AbortSignal}}
can be used in the <a>NDEFScanOptions</a> dictionary:
</p>
<pre class="idl">
Expand Down Expand Up @@ -2313,7 +2381,7 @@ <h3><dfn>Writing content</dfn></h3>
of the same name if present, or `null` otherwise.
</li>
<li>
If |signal|’s [= AbortSignal/aborted flag =] is set, then reject |p|
If |signal|’s {{AbortSignal}} is set, then reject |p|
with an {{"AbortError"}} {{DOMException}} and return |p|.
</li>
<li>
Expand Down Expand Up @@ -3432,7 +3500,7 @@ <h3><dfn>Writing content</dfn></h3>
of the same name if present, or `null` otherwise.
</li>
<li>
If |signal|’s [= AbortSignal/aborted flag =] is set, then reject |p|
If |signal|’s {{AbortSignal}} is set, then reject |p|
with an {{"AbortError"}} {{DOMException}} and return |p|.
</li>
<li>
Expand Down Expand Up @@ -3579,11 +3647,19 @@ <h3><dfn>Writing content</dfn></h3>
the <a>activated reader objects</a>,
<ol>
<li>
<a>fire an event</a> named "`reading`" at |reader| using
<a>NDEFReadingEvent</a> with its <a>serialNumber</a> attribute
Let |init| be a [=new=] {{NDEFReadingEventInit}} dictionary,
with its <a>serialNumber</a> attribute
initialized to |serialNumber| and its <a>message</a> attribute
initialized to |message|.
</li>
<li>
Let |event| be a [=new=] {{NDEFReadingEvent}} given "`reading`"
and |init|.
</li>
<li>
<a>fire an event</a> named "`reading`" at |reader| using
|event|.
</li>
</ol>
</li>
</ol>
Expand Down