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commands: Support config from ENV

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So

```bash
env HUGO_TITLE="Some Title" hugo server
```

Will change the `title`.

Fixes #2090
This commit is contained in:
Bjørn Erik Pedersen 2016-04-18 18:37:32 +02:00
parent 0743c76795
commit b7fd410245
1 changed files with 4 additions and 1 deletions
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5
commands/hugo.go
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@ -17,7 +17,6 @@ package commands
import ( import (
"fmt" "fmt"
"github.com/spf13/hugo/hugofs"
"io/ioutil" "io/ioutil"
"net/http" "net/http"
"os" "os"
@ -27,6 +26,8 @@ import (
"sync" "sync"
"time" "time"
"github.com/spf13/hugo/hugofs"
"github.com/spf13/hugo/parser" "github.com/spf13/hugo/parser"
flag "github.com/spf13/pflag" flag "github.com/spf13/pflag"
@ -318,6 +319,8 @@ func loadDefaultSettings() {
// A Hugo command that calls initCoreCommonFlags() can pass itself // A Hugo command that calls initCoreCommonFlags() can pass itself
// as an argument to have its command-line flags processed here. // as an argument to have its command-line flags processed here.
func InitializeConfig(subCmdVs ...*cobra.Command) error { func InitializeConfig(subCmdVs ...*cobra.Command) error {
viper.AutomaticEnv()
viper.SetEnvPrefix("hugo")
viper.SetConfigFile(cfgFile) viper.SetConfigFile(cfgFile)
// See https://github.com/spf13/viper/issues/73#issuecomment-126970794 // See https://github.com/spf13/viper/issues/73#issuecomment-126970794
if source == "" { if source == "" {