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Added functionality to export configuration based on config type. The feature supports JSON and TOML.

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This commit is contained in:
g3rk6 2015-09-20 02:24:06 -04:00
parent 48e0b61d8c
commit d5c009456e
1 changed files with 19 additions and 5 deletions
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24
viper.go
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@ -22,6 +22,7 @@ package viper
import (
"bufio"
"bytes"
"encoding/json"
"fmt"
"io"
"io/ioutil"
@ -880,7 +881,7 @@ func (v *Viper) InConfig(key string) bool {
func SaveConfig() error { return v.SaveConfig() }
func (v *Viper) SaveConfig() error {
jww.INFO.Println("Attempting to write config into the file")
jww.INFO.Println("Attempting to write config into the file.")
if !stringInSlice(v.getConfigType(), SupportedExts) {
return UnsupportedConfigError(v.getConfigType())
}
@ -892,12 +893,23 @@ func (v *Viper) SaveConfig() error {
return err
}
w := bufio.NewWriter(f)
switch v.getConfigType() {
case "json":
if err := toml.NewEncoder(w).Encode(v.AllSettings()); err != nil {
jww.FATAL.Println("Panic while writing into the file")
b, err := json.MarshalIndent(v.AllSettings(), "", " ")
if err != nil {
jww.FATAL.Println("Panic while encoding into JSON format.")
}
f.WriteString(string(b))
case "toml":
w := bufio.NewWriter(f)
if err := toml.NewEncoder(w).Encode(v.AllSettings()); err != nil {
jww.FATAL.Println("Panic while encoding into TOML format.")
}
w.Flush()
}
w.Flush()
return nil
}
@ -930,6 +942,8 @@ func (v *Viper) ReadInConfig() error {
return UnsupportedConfigError(v.getConfigType())
}
jww.DEBUG.Println("Reading file: ", v.getConfigFile())
file, err := ioutil.ReadFile(v.getConfigFile())
if err != nil {
return err