mirror of https://github.com/knative/client.git
79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
// Copyright © 2019 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 completion
|
|
|
|
import (
|
|
"errors"
|
|
"os"
|
|
|
|
"knative.dev/client/pkg/commands"
|
|
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
const (
|
|
desc = `
|
|
This command prints shell completion code which needs to be evaluated
|
|
to provide interactive completion
|
|
|
|
Supported Shells:
|
|
- bash
|
|
- fish
|
|
- powershell
|
|
- zsh`
|
|
eg = `
|
|
# Generate completion code for bash
|
|
source <(kn completion bash)
|
|
|
|
# Generate completion code for fish
|
|
kn completion fish | source
|
|
|
|
# Generate completion code for powershell
|
|
kn completion powershell | Out-String | Invoke-Expression
|
|
|
|
# Generate completion code for zsh
|
|
source <(kn completion zsh)
|
|
compdef _kn kn`
|
|
)
|
|
|
|
// NewCompletionCommand implements shell auto-completion feature for Bash and Zsh
|
|
func NewCompletionCommand(p *commands.KnParams) *cobra.Command {
|
|
return &cobra.Command{
|
|
Use: "completion SHELL",
|
|
Short: "Output shell completion code",
|
|
Long: desc,
|
|
ValidArgs: []string{"bash", "fish", "powershell", "zsh"},
|
|
Example: eg,
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
if len(args) == 1 {
|
|
switch args[0] {
|
|
case "bash":
|
|
return cmd.Root().GenBashCompletion(os.Stdout)
|
|
case "fish":
|
|
return cmd.Root().GenFishCompletion(os.Stdout, true)
|
|
case "powershell":
|
|
return cmd.Root().GenPowerShellCompletion(os.Stdout)
|
|
case "zsh":
|
|
return cmd.Root().GenZshCompletion(os.Stdout)
|
|
default:
|
|
return errors.New("'bash', 'fish', 'powershell' or 'zsh' shell completion is supported")
|
|
}
|
|
} else {
|
|
return errors.New("Only one argument can be provided, either 'bash', 'fish', 'powershell' or 'zsh'")
|
|
}
|
|
},
|
|
}
|
|
}
|