This is intended to alleviate what will be some common boilerplate because
of the Rust compiler error described therein.
This will evolve over time, I'm sure.
DEV-10863
These traits augment Rust's built-in traits to handle failure scenarios,
which will allow us to encapsulate lowering logic into discrete,
self-parsing units that enforce e.g. schemas (the example alludes to my
intentions).
Mike Gerwitz