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// Copyright 2020 PingCAP, Inc.
//
// 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package utils
import (
"os"
"os/exec"
)
// ref: https://samrapdev.com/capturing-sensitive-input-with-editor-in-golang-from-the-cli/
// DefaultEditor is vi because we're adults ;)
const DefaultEditor = "vi"
// OpenFileInEditor opens filename in a text editor.
func OpenFileInEditor(filename string) error {
editor := os.Getenv("EDITOR")
if editor == "" {
editor = DefaultEditor
}
// Get the full executable path for the editor.
executable, err := exec.LookPath(editor)
if err != nil {
return err
}
cmd := exec.Command(executable, filename)
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
return cmd.Run()
}
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