Added more commands

src/cmd/string.rs

@@ -19,6 +19,10 @@ pub fn get(conn: &Connection, args: &[Bytes]) -> Result<Value, Error> {
     Ok(conn.db().get(&args[1]))
 }
 
+pub fn getdel(conn: &Connection, args: &[Bytes]) -> Result<Value, Error> {
+    Ok(conn.db().getdel(&args[1]))
+}
+
 pub fn set(conn: &Connection, args: &[Bytes]) -> Result<Value, Error> {
     Ok(conn.db().set(&args[1], &Value::Blob(args[2].to_owned())))
 }

src/db/mod.rs

@@ -130,6 +130,12 @@ impl Db {
             .map_or(Value::Null, |x| x.get().clone())
     }
 
+    pub fn getdel(&self, key: &Bytes) -> Value {
+        let mut entries = self.entries[self.get_slot(key)].write().unwrap();
+        entries.remove(key)
+            .map_or(Value::Null, |x| x.get().clone())
+    }
+
     pub fn set(&self, key: &Bytes, value: &Value) -> Value {
         let mut entries = self.entries[self.get_slot(key)].write().unwrap();
         entries.insert(key.clone(), Entry::new(value.clone()));

src/dispatcher.rs

@@ -67,6 +67,16 @@ dispatcher! {
         ["random" "loading" "stale"],
         2,
     },
+    getdel {
+        cmd::string::getdel,
+        ["random" "loading" "stale"],
+        2,
+    },
+    getset {
+        cmd::string::getset,
+        ["random" "loading" "stale"],
+        -3,
+    },
     incr {
         cmd::string::incr,
         ["write" "denyoom" "fast"],
@@ -112,11 +122,6 @@ dispatcher! {
         ["random" "loading" "stale"],
         -3,
     },
-    getset {
-        cmd::string::getset,
-        ["random" "loading" "stale"],
-        -3,
-    },
     ping {
         cmd::client::ping,
         ["random" "loading" "stale"],