Function frame_system::source ·
pub fn ensure_signed_or_root<OuterOrigin, AccountId>(
) -> Result<Option<AccountId>, BadOrigin>where
OuterOrigin: Into<Result<RawOrigin<AccountId>, OuterOrigin>>,
Ensure that the origin
o represents either a signed extrinsic (i.e. transaction) or the root.
Ok with the account that signed the extrinsic,
None if it was root, or an