24 class Status {
27   Status() : code_(kOk), subcode_(kNone), sev_(kNoError), state_(nullptr) {}  in Status()  function
28   ~Status() { delete[] state_; }  in ~Status()
31   Status(const Status& s);
32   Status& operator=(const Status& s);
33   Status(Status&& s)
38   Status& operator=(Status&& s)
43   bool operator==(const Status& rhs) const;
44   bool operator!=(const Status& rhs) const;
95   Status(const Status& s, Severity sev);
102   static Status OK() { return Status(); }  in OK()
105   static Status NotFound(const Slice& msg, const Slice& msg2 = Slice()) {
106     return Status(kNotFound, msg, msg2);
109   static Status NotFound(SubCode msg = kNone) { return Status(kNotFound, msg); }
111   static Status Corruption(const Slice& msg, const Slice& msg2 = Slice()) {
112     return Status(kCorruption, msg, msg2);
114   static Status Corruption(SubCode msg = kNone) {
115     return Status(kCorruption, msg);
118   static Status NotSupported(const Slice& msg, const Slice& msg2 = Slice()) {
119     return Status(kNotSupported, msg, msg2);
121   static Status NotSupported(SubCode msg = kNone) {
122     return Status(kNotSupported, msg);
125   static Status InvalidArgument(const Slice& msg, const Slice& msg2 = Slice()) {
126     return Status(kInvalidArgument, msg, msg2);
128   static Status InvalidArgument(SubCode msg = kNone) {
129     return Status(kInvalidArgument, msg);
132   static Status IOError(const Slice& msg, const Slice& msg2 = Slice()) {
133     return Status(kIOError, msg, msg2);
135   static Status IOError(SubCode msg = kNone) { return Status(kIOError, msg); }
137   static Status MergeInProgress(const Slice& msg, const Slice& msg2 = Slice()) {
138     return Status(kMergeInProgress, msg, msg2);
140   static Status MergeInProgress(SubCode msg = kNone) {
141     return Status(kMergeInProgress, msg);
144   static Status Incomplete(const Slice& msg, const Slice& msg2 = Slice()) {
145     return Status(kIncomplete, msg, msg2);
147   static Status Incomplete(SubCode msg = kNone) {
148     return Status(kIncomplete, msg);
151   static Status ShutdownInProgress(SubCode msg = kNone) {
152     return Status(kShutdownInProgress, msg);
154   static Status ShutdownInProgress(const Slice& msg,
156     return Status(kShutdownInProgress, msg, msg2);
158   static Status Aborted(SubCode msg = kNone) { return Status(kAborted, msg); }
159   static Status Aborted(const Slice& msg, const Slice& msg2 = Slice()) {
160     return Status(kAborted, msg, msg2);
163   static Status Busy(SubCode msg = kNone) { return Status(kBusy, msg); }
164   static Status Busy(const Slice& msg, const Slice& msg2 = Slice()) {
165     return Status(kBusy, msg, msg2);
168   static Status TimedOut(SubCode msg = kNone) { return Status(kTimedOut, msg); }
169   static Status TimedOut(const Slice& msg, const Slice& msg2 = Slice()) {
170     return Status(kTimedOut, msg, msg2);
173   static Status Expired(SubCode msg = kNone) { return Status(kExpired, msg); }
174   static Status Expired(const Slice& msg, const Slice& msg2 = Slice()) {
175     return Status(kExpired, msg, msg2);
178   static Status TryAgain(SubCode msg = kNone) { return Status(kTryAgain, msg); }
179   static Status TryAgain(const Slice& msg, const Slice& msg2 = Slice()) {
180     return Status(kTryAgain, msg, msg2);
183   static Status CompactionTooLarge(SubCode msg = kNone) {
184     return Status(kCompactionTooLarge, msg);
186   static Status CompactionTooLarge(const Slice& msg,
188     return Status(kCompactionTooLarge, msg, msg2);
191   static Status ColumnFamilyDropped(SubCode msg = kNone) {
192     return Status(kColumnFamilyDropped, msg);
195   static Status ColumnFamilyDropped(const Slice& msg,
197     return Status(kColumnFamilyDropped, msg, msg2);
200   static Status NoSpace() { return Status(kIOError, kNoSpace); }  in NoSpace()
201   static Status NoSpace(const Slice& msg, const Slice& msg2 = Slice()) {
202     return Status(kIOError, kNoSpace, msg, msg2);
205   static Status MemoryLimit() { return Status(kAborted, kMemoryLimit); }  in MemoryLimit()
206   static Status MemoryLimit(const Slice& msg, const Slice& msg2 = Slice()) {
207     return Status(kAborted, kMemoryLimit, msg, msg2);
210   static Status SpaceLimit() { return Status(kIOError, kSpaceLimit); }  in SpaceLimit()
211   static Status SpaceLimit(const Slice& msg, const Slice& msg2 = Slice()) {
212     return Status(kIOError, kSpaceLimit, msg, msg2);
215   static Status PathNotFound() { return Status(kIOError, kPathNotFound); }  in PathNotFound()
216   static Status PathNotFound(const Slice& msg, const Slice& msg2 = Slice()) {
217     return Status(kIOError, kPathNotFound, msg, msg2);
320   explicit Status(Code _code, SubCode _subcode = kNone)
323   Status(Code _code, SubCode _subcode, const Slice& msg, const Slice& msg2);
324   Status(Code _code, const Slice& msg, const Slice& msg2)  in Status()  function
325       : Status(_code, kNone, msg, msg2) {}  in Status()
330 inline Status::Status(const Status& s)  in Status()  function
334 inline Status::Status(const Status& s, Severity sev)  in Status()  function
338 inline Status& Status::operator=(const Status& s) {
351 inline Status::Status(Status&& s)  in Status()  function
355     : Status() {  in Status()
359 inline Status& Status::operator=(Status&& s)
378 inline bool Status::operator==(const Status& rhs) const {
382 inline bool Status::operator!=(const Status& rhs) const {