feature: flag to enable/disable experimental features

Signed-off-by: Valery Piashchynski <[email protected]>

3 files changed, 14 insertions, 10 deletions

diff --git a/internal/cli/root.go b/internal/cli/root.go
index 1de50c43..feae0ee3 100644
--- a/internal/cli/root.go
+++ b/internal/cli/root.go
@@ -42,6 +42,8 @@ func NewCommand(cmdName string) *cobra.Command { //nolint:funlen,gocognit
 	override := &[]string{}
 	// do not print startup message
 	silent := toPtr(false)
+	// enable experimental features
+	experimental := toPtr(false)
 
 	// working directory
 	var workDir string
@@ -146,6 +148,7 @@ func NewCommand(cmdName string) *cobra.Command { //nolint:funlen,gocognit
 
 	f := cmd.PersistentFlags()
 
+	f.BoolVarP(experimental, "enable-experimental", "e", false, "enable experimental features")
 	f.BoolVarP(forceStop, "force", "f", false, "force stop")
 	f.BoolVarP(pidFile, "pid", "p", false, "create a .pid file")
 	f.StringVarP(cfgFile, "config", "c", ".rr.yaml", "config file")
@@ -158,7 +161,7 @@ func NewCommand(cmdName string) *cobra.Command { //nolint:funlen,gocognit
 	cmd.AddCommand(
 		workers.NewCommand(cfgFile, override),
 		reset.NewCommand(cfgFile, override, silent),
-		serve.NewCommand(override, cfgFile, silent),
+		serve.NewCommand(override, cfgFile, silent, experimental),
 		stop.NewCommand(silent, forceStop),
 		jobs.NewCommand(cfgFile, override, silent),
 	)
diff --git a/internal/cli/serve/command.go b/internal/cli/serve/command.go
index a4caa265..95aeb067 100644
--- a/internal/cli/serve/command.go
+++ b/internal/cli/serve/command.go
@@ -21,7 +21,7 @@ const (
 )
 
 // NewCommand creates `serve` command.
-func NewCommand(override *[]string, cfgFile *string, silent *bool) *cobra.Command { //nolint:funlen
+func NewCommand(override *[]string, cfgFile *string, silent *bool, experimental *bool) *cobra.Command { //nolint:funlen
 	return &cobra.Command{
 		Use:   "serve",
 		Short: "Start RoadRunner server",
@@ -39,11 +39,12 @@ func NewCommand(override *[]string, cfgFile *string, silent *bool) *cobra.Comman
 			}
 
 			cfg := &configImpl.Plugin{
-				Path:    *cfgFile,
-				Prefix:  rrPrefix,
-				Timeout: containerCfg.GracePeriod,
-				Flags:   *override,
-				Version: meta.Version(),
+				Path:                 *cfgFile,
+				Prefix:               rrPrefix,
+				Timeout:              containerCfg.GracePeriod,
+				Flags:                *override,
+				Version:              meta.Version(),
+				ExperimentalFeatures: *experimental,
 			}
 
 			endureOptions := []endure.Options{
@@ -58,7 +59,7 @@ func NewCommand(override *[]string, cfgFile *string, silent *bool) *cobra.Comman
 			ll, err := container.ParseLogLevel(containerCfg.LogLevel)
 			if err != nil {
 				if !*silent {
-					fmt.Printf("[WARN] Failed to parse log level, using default (error): %s\n", err)
+					fmt.Println(fmt.Errorf("[WARN] Failed to parse log level, using default (error): %w", err))
 				}
 			}
 			cont := endure.New(ll, endureOptions...)
diff --git a/internal/cli/serve/command_test.go b/internal/cli/serve/command_test.go
index 69ff64f0..80da3949 100644
--- a/internal/cli/serve/command_test.go
+++ b/internal/cli/serve/command_test.go
@@ -10,14 +10,14 @@ import (
 
 func TestCommandProperties(t *testing.T) {
 	path := ""
-	cmd := serve.NewCommand(nil, &path, nil)
+	cmd := serve.NewCommand(nil, &path, nil, nil)
 
 	assert.Equal(t, "serve", cmd.Use)
 	assert.NotNil(t, cmd.RunE)
 }
 
 func TestCommandNil(t *testing.T) {
-	cmd := serve.NewCommand(nil, nil, nil)
+	cmd := serve.NewCommand(nil, nil, nil, nil)
 
 	assert.Equal(t, "serve", cmd.Use)
 	assert.NotNil(t, cmd.RunE)