fd2a5c1ec7 Close amounts error types (Tobin C. Harding)
23c77275b1 Reduce code comment lines (Tobin C. Harding)
d595f421c6 Remove whitespace between enum variants (Tobin C. Harding)
Pull request description:
Close the two pubic enum error types in `units::amounts`. All the other structs are closed already because they either have private fields or marked `non_exhaustive`.
ACKs for top commit:
apoelstra:
ACK fd2a5c1ec79f337fb3695c030c9fb6b4671468f2; successfully ran local tests; thanks!
Tree-SHA512: f8d68ef821449e0829c926cf527df4b226b29c8d1d41b320a016fbf70b4b39cc54c8c218955caa0c3776158eeeae0ebacc1cc89dab67bafc399b94063324ab0e