Summary: Foundation clases for Fabric designed to be "const-first".
Reviewed By: fkgozali
Differential Revision: D7230672
fbshipit-source-id: 433acd35a7958d5d577358b0a306923f970e573f
Summary:
* Fixed semantic: all kinds of derivative instances lose `sealed` flag (which is expected);
* Using atomic<bool> for `sealed_` ivar.
Reviewed By: fkgozali
Differential Revision: D7230674
fbshipit-source-id: abe786610c20a45a0fabb9068120e24adeeeac7f
Summary:
`Sealable` class represents something which can be *sealed* (imperatively marked as immutable).
Authored by shergin
Reviewed By: shergin
Differential Revision: D7174883
fbshipit-source-id: 8b26ca5b1a5154953a099895778eab86228acc46
Valentin Shergin
Kevin Gozali