client/pkg/commands/options/options.go

52 lines
1.6 KiB
Go

// Copyright © 2020 The Knative Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package options
import (
"fmt"
"github.com/spf13/cobra"
"knative.dev/client/pkg/templates"
)
// NewCmdOptions implements the options command
func NewOptionsCommand() *cobra.Command {
cmd := &cobra.Command{
Use: "options",
Short: "Print the list of flags inherited by all commands",
Long: "Print the list of flags inherited by all commands",
Example: `# Print flags inherited by all commands
kn options`,
Run: func(cmd *cobra.Command, args []string) {
cmd.SetOut(cmd.OutOrStdout())
cmd.Usage()
},
// Be quiet
SilenceErrors: true,
SilenceUsage: true,
// Allow all options
FParseErrWhitelist: cobra.FParseErrWhitelist{UnknownFlags: true}, // wokeignore:rule=whitelist // TODO(#1031)
}
cmd.SetFlagErrorFunc(func(c *cobra.Command, err error) error {
return fmt.Errorf("%w for '%s'", err, c.CommandPath())
})
cmd.SetUsageFunc(templates.NewGlobalOptionsFunc())
cmd.SetHelpFunc(func(command *cobra.Command, args []string) {
templates.NewGlobalOptionsFunc()(command)
})
return cmd
}