From 127a601fb7a6d663099c80c0ebc2c1b837b16820 Mon Sep 17 00:00:00 2001
From: Moto Ishizawa <summerwind.jp@gmail.com>
Date: Sat, 1 Feb 2020 20:18:16 +0900
Subject: [PATCH] Improve error message

---
 main.go | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/main.go b/main.go
index ba311d4b..0c48e1e1 100644
--- a/main.go
+++ b/main.go
@@ -18,8 +18,8 @@ package main
 
 import (
 	"context"
-	"errors"
 	"flag"
+	"fmt"
 	"os"
 
 	"github.com/google/go-github/v29/github"
@@ -56,8 +56,7 @@ func main() {
 
 	ghToken := os.Getenv("GITHUB_TOKEN")
 	if ghToken == "" {
-		err := errors.New("github token is not specified")
-		setupLog.Error(err, "environment variable 'GITHUB_TOKEN' must be set")
+		fmt.Fprintln(os.Stderr, "Error: access token is not specified in the environment variable 'GITHUB_TOKEN'")
 		os.Exit(1)
 	}