Support colors on Windows (#1312)

cmd/info.go

@@ -31,7 +31,7 @@ func printInfo() {
 
 func printLogo(c color.Paint) {
 	for _, l := range ui.LogoSmall {
-		fmt.Println(color.Colorize(l, c))
+		fmt.Fprintln(out, color.Colorize(l, c))
 	}
-	fmt.Println()
+	fmt.Fprintln(out)
 }

cmd/root.go

@@ -8,6 +8,7 @@ import (
 	"github.com/derailed/k9s/internal/color"
 	"github.com/derailed/k9s/internal/config"
 	"github.com/derailed/k9s/internal/view"
+	"github.com/mattn/go-colorable"
 	"github.com/rs/zerolog"
 	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
@@ -33,6 +34,8 @@ var (
 		Long:  longAppDesc,
 		Run:   run,
 	}
+
+	out = colorable.NewColorableStdout()
 )
 
 func init() {

cmd/version.go

@@ -41,8 +41,8 @@ func printVersion(short bool) {
 
 func printTuple(fmat, section, value string, outputColor color.Paint) {
 	if outputColor != -1 {
-		fmt.Printf(fmat, color.Colorize(section+":", outputColor), color.Colorize(value, color.LightGray))
+		fmt.Fprintf(out, fmat, color.Colorize(section+":", outputColor), color.Colorize(value, color.LightGray))
 		return
 	}
-	fmt.Printf(fmat, section, value)
+	fmt.Fprintf(out, fmat, section, value)
 }