PragmaTwice commented on code in PR #643:
URL: https://github.com/apache/incubator-kvrocks/pull/643#discussion_r902351147
##########
src/status.h:
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@@ -57,13 +57,18 @@ class Status {
NetSendErr,
};
- Status() : Status(cOK, "ok") {}
- explicit Status(Code code, std::string msg = "") : code_(code),
msg_(std::move(msg)) {}
+ Status() : Status(cOK) {}
+ explicit Status(Code code, std::string msg = {}) : code_(code),
msg_(std::move(msg)) {}
bool IsOK() { return code_ == cOK; }
bool IsNotFound() { return code_ == NotFound; }
bool IsImorting() { return code_ == SlotImport; }
- std::string Msg() { return msg_; }
- static Status OK() { return Status(cOK, "ok"); }
+ std::string Msg() {
+ if (IsOK()) {
+ return "ok";
+ }
+ return msg_;
Review Comment:
The function `Msg` only will be called in a error path, so the probability
of calling is low. This fits perfectly with my idea.
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