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Add EXISTS command to server (bitraftd)

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James Mills 2019-03-21 10:29:18 +10:00
parent 962e53af17
commit 01cb269a51
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GPG Key ID: AC4C014F1440EBD6
1 changed files with 11 additions and 0 deletions
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11
cmd/bitcaskd/main.go
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@ -96,6 +96,17 @@ func main() {
} else {
conn.WriteBulk(value)
}
case "exists":
if len(cmd.Args) != 2 {
conn.WriteError("ERR wrong number of arguments for '" + string(cmd.Args[0]) + "' command")
return
}
key := string(cmd.Args[1])
if db.Has(key) {
conn.WriteInt(1)
} else {
conn.WriteInt(0)
}
case "del":
if len(cmd.Args) != 2 {
conn.WriteError("ERR wrong number of arguments for '" + string(cmd.Args[0]) + "' command")