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root.go
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root.go
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/*
Copyright © 2020 John Laswell
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"
"github.com/spf13/cobra"
homedir "github.com/mitchellh/go-homedir"
"github.com/spf13/viper"
)
var cfgFile string
var rootCmdShort = "bite-sized dependency management for PHP"
var rootCmdLong = rootCmdShort + `
Find out if you should consider switching to compote at
https://github.com/jlaswell/compote.`
// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: "compote",
Short: rootCmdShort,
Long: rootCmdLong,
}
// 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)
rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "Config file (default is $HOME/.compote.yaml)")
rootCmd.PersistentFlags().StringP("filepath", "f", ".", "Path to the directory or composer file to work from")
rootCmd.PersistentFlags().BoolP("quiet", "q", false, "Do not write any output")
viper.BindPFlag("filepath", rootCmd.PersistentFlags().Lookup("filepath"))
viper.BindPFlag("quiet", rootCmd.PersistentFlags().Lookup("quiet"))
}
// initConfig reads in config file and ENV variables if set.
func initConfig() {
if cfgFile != "" {
viper.SetConfigFile(cfgFile)
} else {
home, err := homedir.Dir()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
viper.AddConfigPath(home)
viper.SetConfigName(".compote")
}
viper.AutomaticEnv()
if err := viper.ReadInConfig(); err == nil {
fmt.Println("Using config file:", viper.ConfigFileUsed())
}
}