createMention method
Implementation
Future<void> createMention() async {
List<RegExpMatch> matches = FacetUtil.mentionReg.allMatches(text).toList();
for (RegExpMatch match in matches) {
String part = text.substring(match.start, match.end);
int byteStart = len(match.start);
int byteEnd = len(match.end);
await addFacet({"\$type": facet}, part, byteStart, byteEnd, mention);
}
}