Unfortunately, [since mirrors currently bloat compiled code][no_support_mirrors], it isn't supported for Flutter or web apps. A [workaround][source_gen_tutorial] would be to use a package like [
source_gen][source_gen].
Most of the info here, comes from [Understanding Reflection and Annotations in Dart tutorial][reflection_tutorial], from the Fullstack Dart and Flutter Tutorials YouTube channel. He also created a [gist][gist_tutorial] with it.
