mirror of
https://github.com/spf13/cobra
synced 2024-11-14 17:57:10 +00:00
89 lines
2.7 KiB
Text
89 lines
2.7 KiB
Text
// Copyright © 2017 NAME HERE <EMAIL ADDRESS>
|
|
//
|
|
// 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 cmd
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
|
|
homedir "github.com/mitchellh/go-homedir"
|
|
"github.com/spf13/cobra"
|
|
"github.com/spf13/viper"
|
|
)
|
|
|
|
var cfgFile string
|
|
|
|
// rootCmd represents the base command when called without any subcommands
|
|
var rootCmd = &cobra.Command{
|
|
Use: "testproject",
|
|
Short: "A brief description of your application",
|
|
Long: `A longer description that spans multiple lines and likely contains
|
|
examples and usage of using your application. For example:
|
|
|
|
Cobra is a CLI library for Go that empowers applications.
|
|
This application is a tool to generate the needed files
|
|
to quickly create a Cobra application.`,
|
|
// Uncomment the following line if your bare application
|
|
// has an action associated with it:
|
|
// Run: func(cmd *cobra.Command, args []string) { },
|
|
}
|
|
|
|
// Execute adds all child commands to the root command and sets flags appropriately.
|
|
// This is called by main.main(). It only needs to happen once to the rootCmd.
|
|
func Execute() {
|
|
if err := rootCmd.Execute(); err != nil {
|
|
fmt.Println(err)
|
|
os.Exit(1)
|
|
}
|
|
}
|
|
|
|
func init() {
|
|
cobra.OnInitialize(initConfig)
|
|
|
|
// Here you will define your flags and configuration settings.
|
|
// Cobra supports persistent flags, which, if defined here,
|
|
// will be global for your application.
|
|
rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.testproject.yaml)")
|
|
|
|
// Cobra also supports local flags, which will only run
|
|
// when this action is called directly.
|
|
rootCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
|
|
}
|
|
|
|
// initConfig reads in config file and ENV variables if set.
|
|
func initConfig() {
|
|
if cfgFile != "" {
|
|
// Use config file from the flag.
|
|
viper.SetConfigFile(cfgFile)
|
|
} else {
|
|
// Find home directory.
|
|
home, err := homedir.Dir()
|
|
if err != nil {
|
|
fmt.Println(err)
|
|
os.Exit(1)
|
|
}
|
|
|
|
// Search config in home directory with name ".testproject" (without extension).
|
|
viper.AddConfigPath(home)
|
|
viper.SetConfigName(".testproject")
|
|
}
|
|
|
|
viper.AutomaticEnv() // read in environment variables that match
|
|
|
|
// If a config file is found, read it in.
|
|
if err := viper.ReadInConfig(); err == nil {
|
|
fmt.Println("Using config file:", viper.ConfigFileUsed())
|
|
}
|
|
}
|