Move from Cobra to Muesli, until Cobra gets spf13/cobra#1604 done.

app.go

@@ -5,8 +5,8 @@ import (
 	"fmt"
 	"os"
 
+	"github.com/muesli/coral"
 	"github.com/patrickdappollonio/kubectl-slice/slice"
-	"github.com/spf13/cobra"
 )
 
 var version = "development"
@@ -38,18 +38,18 @@ func generateExamples([]string) string {
 	return s.String()
 }
 
-func root() *cobra.Command {
+func root() *coral.Command {
 	opts := slice.Options{}
 
-	rootCommand := &cobra.Command{
+	rootCommand := &coral.Command{
 		Use:           "kubectl-slice",
 		Short:         helpShort,
 		Long:          helpLong,
 		Version:       version,
 		SilenceUsage:  true,
 		SilenceErrors: true,
 		Example:       generateExamples(examples),
-		RunE: func(_ *cobra.Command, args []string) error {
+		RunE: func(_ *coral.Command, args []string) error {
 			// If no input file has been provided or it's "-", then
 			// point the app to stdin
 			if opts.InputFile == "" || opts.InputFile == "-" {

docs/examples.md

@@ -25,7 +25,7 @@ helm template tekton cdf/tekton-pipeline
 Then we can pipe that output directly to `kubectl-slice`:
 
 ```bash
-helm template tekton cdf/tekton-pipeline | kubectl-slice --template '{{.kind|lower}}/{{.metadata.name|dottodash}}.yaml'
+helm template tekton cdf/tekton-pipeline | kubectl-slice --template '{{.kind|lower}}/{{.metadata.name|dottodash}}.yaml' --output-dir .
 ```
 
 Which will render the following output:

go.mod

@@ -4,11 +4,13 @@ go 1.17
 
 require (
 	github.com/mb0/glob v0.0.0-20160210091149-1eb79d2de6c4
-	github.com/spf13/cobra v1.3.0
+	github.com/muesli/coral v1.0.0
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 )
 
 require (
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/kr/pretty v0.2.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
+	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 )