fix lint warnings

cmd/bee/cmd/cmd_test.go

 package cmd_test
 
 import (
-	"errors"
 	"fmt"
 	"io/ioutil"
 	"os"
 	"testing"
-	"time"
 
 	"github.com/janos/bee/cmd/bee/cmd"
 )
 
 var homeDir string
 
-var errTest = errors.New("test error")
-
 func TestMain(m *testing.M) {
 	dir, err := ioutil.TempDir("", "bee-cmd-")
 	if err != nil {
@@ -37,13 +33,3 @@ func newCommand(t *testing.T, opts ...cmd.Option) (c *cmd.Command) {
 	}
 	return c
 }
-
-func newTime(t *testing.T, s string) (tm time.Time) {
-	t.Helper()
-
-	tm, err := time.Parse(time.RFC3339Nano, s)
-	if err != nil {
-		t.Fatal(err)
-	}
-	return tm
-}

cmd/bee/cmd/export_test.go

@@ -11,11 +11,11 @@ var (
 	NewCommand = newCommand
 )
 
-func WithCfgFile(f string) func(c *Command) {
-	return func(c *Command) {
-		c.cfgFile = f
-	}
-}
+// func WithCfgFile(f string) func(c *Command) {
+// 	return func(c *Command) {
+// 		c.cfgFile = f
+// 	}
+// }
 
 func WithHomeDir(dir string) func(c *Command) {
 	return func(c *Command) {
@@ -29,11 +29,11 @@ func WithArgs(a ...string) func(c *Command) {
 	}
 }
 
-func WithInput(r io.Reader) func(c *Command) {
-	return func(c *Command) {
-		c.root.SetIn(r)
-	}
-}
+// func WithInput(r io.Reader) func(c *Command) {
+// 	return func(c *Command) {
+// 		c.root.SetIn(r)
+// 	}
+// }
 
 func WithOutput(w io.Writer) func(c *Command) {
 	return func(c *Command) {
@@ -41,8 +41,8 @@ func WithOutput(w io.Writer) func(c *Command) {
 	}
 }
 
-func WithErrorOutput(w io.Writer) func(c *Command) {
-	return func(c *Command) {
-		c.root.SetErr(w)
-	}
-}
+// func WithErrorOutput(w io.Writer) func(c *Command) {
+// 	return func(c *Command) {
+// 		c.root.SetErr(w)
+// 	}
+// }

cmd/bee/cmd/start.go

@@ -74,7 +74,9 @@ func (c *command) initStartCmd() (err error) {
 
 	cmd.Flags().String(optionNameListen, ":8500", "HTTP API listen address")
 
-	c.config.BindPFlags(cmd.Flags())
+	if err := c.config.BindPFlags(cmd.Flags()); err != nil {
+		return err
+	}
 
 	c.root.AddCommand(cmd)
 	return nil