On the Weld.org page, it says for WildFly 12.0.0.Final:
WildFly 12.0.0.Final Weld 3.0.3.Final CDI 1.2 and CDI 2.0 (opt-in via property)
I can't see how to "opt-in via property"?
On the Weld.org page, it says for WildFly 12.0.0.Final:
WildFly 12.0.0.Final Weld 3.0.3.Final CDI 1.2 and CDI 2.0 (opt-in via property)
I can't see how to "opt-in via property"?
What you need to do is look at WildFly site, because you need to run WildFly in so called "EE8 preview" mode in order to have certain EE 8 techs (CDI 2.0 including) enabled. Namely this article says it all:
There are other options, such as CLI config or modifying the standalone config file. Take a glance at the article to see how that is achieved.