in chatterbox-slack/chatterbox-slack-impl/src/main/java/org/apache/tomee/chatterbox/slack/adapter/ArgumentsParser.java [137:153]
private char escapeInDoubleQuotes() {
final char read = read();
switch (read) {
case '\"':
case '$':
case '\\':
case '`':
return use(read, this::inDoubleQuotes);
default:
}
return next(flush()
.state(this::backslash)
.state(() -> read)
.state(this::inDoubleQuotes)
.states());
}