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tenebrous-dicebot
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Avoid nested map when retrieving room info from db.
continuous-integration/drone/push Build is passing Details

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projectmoon 2020-11-29 16:55:23 +00:00
parent 91cfc52e5b
commit c8c38ac1d4
1 changed files with 7 additions and 6 deletions
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13
src/db/rooms.rs
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@ -237,12 +237,13 @@ impl Rooms {
pub fn get_room_info(&self, info: &RoomInfo) -> Result<Option<RoomInfo>, DataError> { pub fn get_room_info(&self, info: &RoomInfo) -> Result<Option<RoomInfo>, DataError> {
let key = info.room_id.as_bytes(); let key = info.room_id.as_bytes();
//swap/flatten Result<Option<Result>> down into the return type. let room_info: Option<RoomInfo> = self
self.roomid_roominfo .roomid_roominfo
.get(key) .get(key)?
.map(|bytes| bytes.map(|b| bincode::deserialize::<RoomInfo>(&b)))? .map(|bytes| bincode::deserialize(&bytes))
.transpose() .transpose()?;
.map_err(|e| e.into())
Ok(room_info)
} }
pub fn get_rooms_for_user(&self, username: &str) -> Result<HashSet<String>, DataError> { pub fn get_rooms_for_user(&self, username: &str) -> Result<HashSet<String>, DataError> {