polish

config/config.go

@@ -3,6 +3,7 @@ package config
 import (
 	"flag"
 	"fmt"
+	"os"
 
 	"github.com/jinzhu/configor"
 )
@@ -57,7 +58,8 @@ func Load() {
 	flag.Parse()
 	config = &Config{}
 	if err := configor.Load(config, "application."+*env+".yml"); err != nil {
-		fmt.Println(err)
+		fmt.Printf("Failed to read application.%s.yml: %s", *env, err)
+		os.Exit(2)
 	}
 }
 

logger/logger.go

@@ -3,6 +3,7 @@ package logger
 import (
 	"fmt"
 	"io/ioutil"
+	"os"
 
 	"github.com/ybkuroki/go-webapp-sample/config"
 	"go.uber.org/zap"
@@ -47,15 +48,18 @@ func NewLogger(zap *zap.SugaredLogger) *Logger {
 func InitLogger() {
 	configYaml, err := ioutil.ReadFile("./zaplogger." + *config.GetEnv() + ".yml")
 	if err != nil {
-		fmt.Printf("Failed to read zap logger configuration: %s", err)
+		fmt.Printf("Failed to read logger configuration: %s", err)
+		os.Exit(2)
 	}
 	var myConfig *Config
 	if err := yaml.Unmarshal(configYaml, &myConfig); err != nil {
 		fmt.Printf("Failed to read zap logger configuration: %s", err)
+		os.Exit(2)
 	}
 	zap, err := build(myConfig)
 	if err != nil {
-		fmt.Printf("Error")
+		fmt.Printf("Failed to compose zap logger : %s", err)
+		os.Exit(2)
 	}
 	sugar := zap.Sugar()
 	// set package varriable logger.