-
Notifications
You must be signed in to change notification settings - Fork 4
/
root.go
74 lines (62 loc) · 1.74 KB
/
root.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
package cmd
import (
"fmt"
"github.com/spf13/cobra"
"github.com/wenerme/bbvm/bbvm/fyneui"
"go.uber.org/zap"
"os"
homedir "github.com/mitchellh/go-homedir"
"github.com/spf13/viper"
)
var cfgFile string
// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: "bb",
Short: "bb is a tool for BeBasic Source Code and Virtual Machine",
Long: ``,
Run: func(cmd *cobra.Command, args []string) {
fyneui.RunApp(nil)
},
}
var rootOpts = struct {
debug bool
}{}
// 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().StringVarP(&cfgFile, "config", "c", "", "config file (default is bb.yaml)")
rootCmd.PersistentFlags().BoolVarP(&rootOpts.debug, "debug", "D", false, "enable debug")
}
// 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 ".bb" (without extension).
viper.AddConfigPath(home)
viper.SetConfigName(".bb")
}
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())
}
if rootOpts.debug {
logger, _ := zap.NewDevelopmentConfig().Build()
zap.ReplaceGlobals(logger)
}
}