drop mitchellh/go-homedir (#853), print to stderr in boilerplate (#774)

fix: root.go.golden and tpl/main.go

README.md

@@ -215,7 +215,6 @@ package cmd
 import (
 	"fmt"
 
-	homedir "github.com/mitchellh/go-homedir"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
@@ -261,7 +260,7 @@ func initConfig() {
 		viper.SetConfigFile(cfgFile)
 	} else {
 		// Find home directory.
-		home, err := homedir.Dir()
+		home, err := os.UserHomeDir()
 		if err != nil {
 			er(err)
 		}
@@ -270,7 +269,6 @@ func initConfig() {
 		viper.AddConfigPath(home)
 		viper.SetConfigName(".cobra")
 	}
-
 	viper.AutomaticEnv()
 
 	if err := viper.ReadInConfig(); err == nil {

cobra/cmd/root.go

@@ -15,8 +15,8 @@ package cmd
 
 import (
 	"fmt"
+	"os"
 
-	homedir "github.com/mitchellh/go-homedir"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
@@ -62,7 +62,7 @@ func initConfig() {
 		viper.SetConfigFile(cfgFile)
 	} else {
 		// Find home directory.
-		home, err := homedir.Dir()
+		home, err := os.UserHomeDir()
 		if err != nil {
 			er(err)
 		}

cobra/cmd/testdata/root.go.golden

@@ -17,10 +17,9 @@ package cmd
 
 import (
 	"fmt"
-	"github.com/spf13/cobra"
 	"os"
+	"github.com/spf13/cobra"
 
-	homedir "github.com/mitchellh/go-homedir"
 	"github.com/spf13/viper"
 )
 
@@ -38,14 +37,14 @@ 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) { },
+	// 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)
+		fmt.Fprintln(os.Stderr, err)
 		os.Exit(1)
 	}
 }
@@ -71,9 +70,9 @@ func initConfig() {
 		viper.SetConfigFile(cfgFile)
 	} else {
 		// Find home directory.
-		home, err := homedir.Dir()
+		home, err := os.UserHomeDir()
 		if err != nil {
-			fmt.Println(err)
+			fmt.Fprintln(os.Stderr, err)
 			os.Exit(1)
 		}
 
@@ -86,6 +85,6 @@ func initConfig() {
 
 	// If a config file is found, read it in.
 	if err := viper.ReadInConfig(); err == nil {
-		fmt.Println("Using config file:", viper.ConfigFileUsed())
+		fmt.Fprintln(os.Stderr, "Using config file:", viper.ConfigFileUsed())
 	}
 }

cobra/tpl/main.go

@@ -24,12 +24,10 @@ package cmd
 
 import (
 	"fmt"
-	"github.com/spf13/cobra"
 	"os"
+	"github.com/spf13/cobra"
 {{ if .Viper }}
-	homedir "github.com/mitchellh/go-homedir"
-	"github.com/spf13/viper"
-{{ end -}}
+	"github.com/spf13/viper"{{ end }}
 )
 
 {{ if .Viper -}}
@@ -48,14 +46,14 @@ 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) { },
+	// 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)
+		fmt.Fprintln(os.Stderr, err)
 		os.Exit(1)
 	}
 }
@@ -85,9 +83,9 @@ func initConfig() {
 		viper.SetConfigFile(cfgFile)
 	} else {
 		// Find home directory.
-		home, err := homedir.Dir()
+		home, err := os.UserHomeDir()
 		if err != nil {
-			fmt.Println(err)
+			fmt.Fprintln(os.Stderr, err)
 			os.Exit(1)
 		}
 
@@ -100,7 +98,7 @@ func initConfig() {
 
 	// If a config file is found, read it in.
 	if err := viper.ReadInConfig(); err == nil {
-		fmt.Println("Using config file:", viper.ConfigFileUsed())
+		fmt.Fprintln(os.Stderr, "Using config file:", viper.ConfigFileUsed())
 	}
 }
 {{- end }}

go.mod

@@ -5,7 +5,6 @@ go 1.12
 require (
 	github.com/cpuguy83/go-md2man/v2 v2.0.0
 	github.com/inconshreveable/mousetrap v1.0.0
-	github.com/mitchellh/go-homedir v1.1.0
 	github.com/spf13/pflag v1.0.3
 	github.com/spf13/viper v1.4.0
 	gopkg.in/yaml.v2 v2.2.2

go.sum

@@ -58,8 +58,6 @@ github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/magiconair/properties v1.8.0 h1:LLgXmsheXeRoUOBOjtwPQCWIYqM/LU1ayDtDePerRcY=
 github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
-github.com/mitchellh/go-homedir v1.1.0 h1:lukF9ziXFxDFPkA1vsr5zpc1XuPDn/wFntq5mG+4E0Y=
-github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
 github.com/mitchellh/mapstructure v1.1.2 h1:fmNYVwqnSfB9mZU6OS2O6GsXM+wcskZDuKQzvN1EDeE=
 github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
 github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
@@ -137,7 +135,6 @@ google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoA
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.21.0/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=