add linters go vet and staticcheck

fix: staticcheck S1021
fix: #6

Signed-off-by: Sandor Szücs <[email protected]>

dockertest.sh

@@ -2,8 +2,23 @@
 
 set -ev
 
+go vet ./...
+
+go install honnef.co/go/tools/cmd/staticcheck@latest
+# disabled checks
+#  -S1021
+#  -ST1000 missing package doc in internal packages
+#  -ST1003 wrong naming convention would require breaking changes
+#  -ST1012 wrong error name convention in om package would require breaking changes
+#  -ST1016 violation of methods on the same type should have the same receiver name in valkeyhook
+#  -ST1020 violation of go doc comment on exported methods in valkeycompat
+#  -ST1021 violation of go doc comment on exported types in valkeycompat
+#  -U1000 unused check in mock package
+staticcheck -checks "all,-ST1000,-ST1003,-ST1012,-ST1016,-ST1020,-ST1021,-U1000"  ./... | (grep -v "_test.go:" && exit 1 || exit 0)
+
 trap "docker-compose down -v" EXIT
 docker-compose up -d
 sleep 5
+
 go install gotest.tools/[email protected]
 gotestsum --format standard-verbose --junitfile unit-tests.xml -- -coverprofile=coverage.out -race -timeout 30m "$@"

valkeycompat/adapter.go

@@ -707,8 +707,7 @@ func (c *Compat) Keys(ctx context.Context, pattern string) *StringSliceCmd {
 }
 
 func (c *Compat) Migrate(ctx context.Context, host string, port int64, key string, db int64, timeout time.Duration) *StatusCmd {
-	var cmd valkey.Completed
-	cmd = c.client.B().Migrate().Host(host).Port(port).Key(key).DestinationDb(db).Timeout(formatSec(timeout)).Build()
+	cmd := c.client.B().Migrate().Host(host).Port(port).Key(key).DestinationDb(db).Timeout(formatSec(timeout)).Build()
 	resp := c.client.Do(ctx, cmd)
 	return newStatusCmd(resp)
 }