Function put_branch

atomic-core/src/crdt/queries.rs:159–180

(
        txn: &mut impl crate::pristine::MutTxnT,
        trunk_id: TrunkId,
        b: BranchId,
        after: Option<BranchId>,
    )

    }

    fn put_branch(
        txn: &mut impl crate::pristine::MutTxnT,
        trunk_id: TrunkId,
        b: BranchId,
        after: Option<BranchId>,
    ) {
        let trunk_key = encode_trunk_id(&trunk_id);
        let bkey = encode_branch_id(&b);
        let serialized = SerializedBranch {
            trunk_id,
            state: BranchState::Alive,
            line_hash: 0,
        };
        txn.put_crdt_branch(&bkey, &encode_branch_value(&serialized))
            .unwrap();
        txn.put_crdt_trunk_branch(&trunk_key, &bkey).unwrap();
        let after_key = match after {
            Some(a) => encode_branch_id(&a),
            None => [0u8; 12],
        };
        txn.put_crdt_branch_after(&bkey, &after_key).unwrap();
    }

    #[test]
    fn linear_chain_preserves_insertion_order() {