Exception while parsing start macro comment with a parameter containing the separator and without content

<!--startmacro:code|-|title="1|-|2"--><!--stopmacro-->

Caused by: org.xwiki.rendering.parser.ParseException: Failed to parse input source
	at org.xwiki.rendering.internal.parser.wikimodel.AbstractWikiModelParser.parse(AbstractWikiModelParser.java:87)
	at org.xwiki.rendering.internal.parser.WikiModelXHTMLParser.parse(WikiModelXHTMLParser.java:117)
	at com.xpn.xwiki.wysiwyg.server.converter.internal.DefaultHTMLConverter.fromHTML(DefaultHTMLConverter.java:66)
	... 26 more
Caused by: org.wikimodel.wem.WikiParserException: java.lang.StringIndexOutOfBoundsException: String index out of range: -3
	at org.wikimodel.wem.xhtml.XhtmlParser.parse(XhtmlParser.java:100)
	at org.xwiki.rendering.internal.parser.wikimodel.AbstractWikiModelParser.parse(AbstractWikiModelParser.java:85)
	... 28 more
Caused by: java.lang.StringIndexOutOfBoundsException: String index out of range: -3
	at java.lang.String.substring(String.java:1949)
	at java.lang.String.substring(String.java:1916)
	at org.wikimodel.wem.xhtml.handler.CommentHandler.onComment(CommentHandler.java:66)
	at org.xwiki.rendering.internal.parser.wikimodel.xhtml.XWikiCommentHandler.onComment(XWikiCommentHandler.java:99)
	at org.wikimodel.wem.xhtml.impl.XhtmlHandler$TagStack.onComment(XhtmlHandler.java:340)
	at org.wikimodel.wem.xhtml.impl.XhtmlHandler.comment(XhtmlHandler.java:547)
	at org.wikimodel.wem.xhtml.filter.DefaultXMLFilter.comment(DefaultXMLFilter.java:75)
	at org.wikimodel.wem.xhtml.filter.XHTMLWhitespaceXMLFilter.comment(XHTMLWhitespaceXMLFilter.java:217)
	at org.wikimodel.wem.xhtml.filter.DefaultXMLFilter.comment(DefaultXMLFilter.java:75)
	at org.wikimodel.wem.xhtml.filter.AccumulationXMLFilter.comment(AccumulationXMLFilter.java:76)
	at org.wikimodel.wem.xhtml.filter.DefaultXMLFilter.comment(DefaultXMLFilter.java:75)
	at org.wikimodel.wem.xhtml.filter.DTDXMLFilter.comment(DTDXMLFilter.java:78)
	at org.apache.xerces.parsers.AbstractSAXParser.comment(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanComment(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
	at org.apache.xerces.parsers.XML11NonValidatingConfiguration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11NonValidatingConfiguration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
	at org.xml.sax.helpers.XMLFilterImpl.parse(XMLFilterImpl.java:357)
	at org.wikimodel.wem.xhtml.filter.DefaultXMLFilter.parse(DefaultXMLFilter.java:48)
	at org.xml.sax.helpers.XMLFilterImpl.parse(XMLFilterImpl.java:357)
	at org.wikimodel.wem.xhtml.filter.DefaultXMLFilter.parse(DefaultXMLFilter.java:48)
	at org.xml.sax.helpers.XMLFilterImpl.parse(XMLFilterImpl.java:357)
	at org.wikimodel.wem.xhtml.filter.DefaultXMLFilter.parse(DefaultXMLFilter.java:48)
	at org.wikimodel.wem.xhtml.XhtmlParser.parse(XhtmlParser.java:97)
	... 29 more

{{code title="1|-|2"/}}

<!--startmacro:code|-|title="1|-|2"|-|--><!--stopmacro-->

{{code title="1|-|2"}}{{/code}}